CoreWeave (CRWV) Form 4 Filings

CoreWeave, Inc.’s Chief Development Officer Brannin McBee reported a series of pre-planned insider trades in Class A Common Stock on 2026-04-20. Entities associated with McBee, including a 2022 irrevocable trust and his spouse, sold a net 287,500 shares of Class A stock through open-market transactions executed under a Rule 10b5-1 trading plan.

The filing also shows 287,500 shares of Class A created by converting an equal number of Class B Common Stock shares, then sold in these transactions. After the trades, McBee directly holds 313,732 shares of Class A Common Stock and continues to hold substantial Class B Common Stock indirectly through the trust and his spouse, as well as directly.

HUTCHINS GLENN H reported acquisition or exercise transactions in this Form 4 filing.

CoreWeave, Inc. director Glenn H. Hutchins reported a stock-based compensation grant on Form 4. He received 67 shares of Class A Common Stock at an implied price of $116.85 per share as a fully vested restricted stock unit award for board services, in lieu of a cash retainer.

The filing also lists indirect holdings of 384,840 Class A shares held by Tide Mill LLC and 10,640 Class A shares held by North Island Inferno Fund II LLC. Hutchins is associated with these entities but disclaims beneficial ownership for Section 16 purposes except for any pecuniary interest.

CoreWeave, Inc. received a Form 4 showing that investment entities advised by Magnetar sold Class A Common Stock. On April 21, 2026, Magnetar-affiliated funds completed 12 open-market sales totaling 323,452 shares of CoreWeave Class A stock at a weighted average price of $118.26 per share.

The shares are held indirectly through multiple vehicles, including CW Opportunity 2 LP, CW Opportunity LLC and various Magnetar funds. Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC and David J. Snyderman each disclaim beneficial ownership of these CoreWeave shares except to the extent of their pecuniary interest.

CoreWeave, Inc. reported that investment entities affiliated with Magnetar executed open-market sales of Class A Common Stock. On April 20, 2026, Magnetar-managed funds sold a total of 319,835 shares at a weighted average price of $117.33 per share across 12 transactions. The positions are held indirectly through various Magnetar funds, and Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC, and David J. Snyderman each disclaim beneficial ownership except to the extent of their pecuniary interest.

CoreWeave, Inc. received a Form 4 showing that investment funds advised by Magnetar Financial LLC, a ten percent owner, executed open-market sales of 203,356 shares of Class A Common Stock on April 17. The trades were reported at prices including $118.18 and $120.86 per share, with one tranche sold at a weighted average price across $120.65–$121.29.

After these transactions, the filing lists substantial remaining indirect holdings at various Magnetar-managed vehicles, such as 20,809,143 shares, 8,248,929 shares and other positions across entities including CW Opportunity 2 LP and CW Opportunity LLC. Magnetar entities and David J. Snyderman disclaim beneficial ownership of these shares except to the extent of any pecuniary interest.

CoreWeave, Inc. reported insider activity showing investment funds advised by Magnetar Financial LLC and related entities executing open-market sales of 228,045 shares of Class A Common Stock on April 16, 2026. The trades were reported as indirect holdings with beneficial ownership disclaimed except for pecuniary interests.

The shares were sold in multiple transactions at weighted average prices ranging from about $117.71 to $120.64 per share. After these transactions, the Magnetar-related vehicles continue to report sizable indirect positions, including 806,391 shares and 2,728,230 shares in different funds.

Magnetar-managed funds reported open-market sales of 1,404,667 shares of CoreWeave, Inc. Class A Common Stock. The sales occurred on April 16, 2026 at weighted average prices within ranges from $117.71 to $120.00 per share. The shares are held by various Magnetar funds, and Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC and David J. Snyderman each disclaim beneficial ownership except for their pecuniary interests. After these sales, individual Magnetar funds continue to hold sizeable CoreWeave positions, including post-transaction balances such as 20,849,994 and 8,191,258 shares for specific funds.

CoreWeave, Inc. reported that investment entities associated with Magnetar sold exchange-traded call options referencing an aggregate of 2,000,000 shares of its Class A Common Stock. The options carry a conversion or exercise price of $160.00 per share and an exercise and expiration date of December 18, 2026.

The transactions, all dated April 15, 2026, are classified as open-market sales of derivative securities and are held indirectly through various Magnetar-managed funds, including CW Opportunity 2 LP and CW Opportunity LLC. Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC and David J. Snyderman each disclaim beneficial ownership of the underlying shares except to the extent of their pecuniary interest.

CoreWeave, Inc. reported that investment funds advised by Magnetar entities completed open-market sales of Class A Common Stock. On April 15, 2026, the Magnetar-advised funds sold a combined 422,762 shares of CoreWeave at weighted average prices between approximately $117.06 and $119.50 per share.

The shares are held directly by Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, Purpose Alternative Credit Fund - T LLC and Longhorn Special Opportunities Fund LP. Magnetar Financial LLC serves as investment adviser, and related Magnetar entities and David J. Snyderman disclaim beneficial ownership except for their pecuniary interests.

CoreWeave, Inc. saw large open-market sales of its Class A Common Stock by investment funds advised by Magnetar Financial LLC and related entities. On April 15, 2026, these Magnetar-managed vehicles sold a combined 2,604,094 shares in 27 open-market transactions.

The reported weighted average sale prices clustered around $117.79, $118.57, and $119.34 per share, with actual trades occurring within narrow ranges around each figure. After the sales, individual Magnetar-associated funds continued to hold multi‑million‑share positions in CoreWeave, and Magnetar and its affiliates formally disclaim beneficial ownership beyond their pecuniary interests.

CoreWeave, Inc. director and Chief Strategy Officer Brian M. Venturo reported derivative conversions and open-market sales on Class A and Class B Common Stock through affiliated entities. West Clay Capital LLC and the Venturo Family GST Exempt Trust converted a total of 76,924 shares of Class B into Class A Common Stock, then those 76,924 Class A shares were sold in multiple open-market transactions at weighted average prices ranging from approximately $114.76 to $120.51 per share, with at least one sale executed pursuant to a Rule 10b5-1 trading plan adopted on November 13, 2025. Following these transactions, Venturo continues to have substantial exposure through multi-million-share Class B Common Stock positions that are convertible into Class A Common Stock, held both directly and through various family trusts and related entities.

CoreWeave Chief Operating Officer Sachin Jain reported an open-market sale of 3,953 shares of Class A Common Stock at $120.00 per share on April 15, 2026. Following this transaction, Jain directly holds 111,403 shares of CoreWeave stock.

The sale was carried out under a pre-arranged Rule 10b5-1 trading plan that Jain adopted on September 12, 2025 and later modified on November 20, 2025, indicating the trade was scheduled in advance rather than made on an ad hoc basis.

CoreWeave (CRWV) CEO Michael Intrator and related entities reported significant open‑market sales of Class A Common Stock on April 14, 2026. The filing shows net sales of 307,693 Class A shares at weighted average prices between approximately $113.42 and $118.56 per share, executed under a Rule 10b5-1 trading plan adopted on November 20, 2025.

Part of the activity reflects a conversion of 107,693 shares of Class B Common Stock into Class A shares through Omnadora Capital LLC before being sold. After these trades, Intrator holds 5,266,501 Class A shares directly and continues to hold large Class B positions convertible into Class A through Omnadora, multiple family trusts, a GRAT, and his spouse. The filing notes that securities held by Omnadora are directly owned by that LLC, and Intrator may be deemed a beneficial owner but disclaims beneficial ownership for Section 16 purposes except to the extent of his pecuniary interest.

CoreWeave, Inc. insider activity centers on share conversions and planned sales by entities associated with Chief Strategy Officer Brian M. Venturo. West Clay Capital LLC and the Venturo Family GST Exempt Trust converted a combined 1,125,000 shares of Class B Common Stock into 1,125,000 shares of Class A Common Stock at a conversion price of $0.00 per share. Those entities then sold 1,125,000 Class A shares in multiple open-market transactions at weighted average prices generally between about $104 and $114 per share, pursuant to a pre-arranged Rule 10b5-1 trading plan. Venturo continues to have exposure through substantial remaining Class B holdings, including 5,343,347 Class A-equivalent shares underlying Class B stock held directly, plus additional Class B and Class A shares held through various family trusts and related accounts.

CoreWeave, Inc. Chief Development Officer Brannin McBee reported trust-related conversions and sales of company stock. Two grantor retained annuity trusts, Canis Major 2025 GRAT and Canis Minor 2025 GRAT, converted a total of 22,915 shares of Class B Common Stock into 22,915 shares of Class A Common Stock.

On the same date, those GRATs sold 22,915 Class A shares in multiple open-market transactions at weighted average prices generally between about $104 and $114 per share under a pre-arranged Rule 10b5-1 trading plan. Separate trusts and LLCs associated with McBee continue to hold substantial Class B shares convertible into Class A, as well as additional indirect Class A holdings.

CoreWeave, Inc. Chief Development Officer Brannin McBee, through family-related accounts, converted 43,750 shares of Class B Common Stock into Class A Common Stock and then sold the same number of Class A shares in open-market transactions on April 13, 2026.

The sales, executed by the reporting person’s spouse and by the Brannin J. McBee 2022 Irrevocable Trust, were made at weighted-average prices generally ranging from about $104 to $114 per share under a pre-arranged Rule 10b5-1 trading plan. Following these trades, the spouse and the trust continue to hold several million shares of Class B Common Stock indirectly for McBee.

CoreWeave Chief Development Officer Brannin McBee converted and sold shares in a planned transaction. McBee converted 100,000 shares of Class B Common Stock into 100,000 shares of Class A Common Stock, then sold 100,000 Class A shares in multiple open-market trades pursuant to a Rule 10b5-1 trading plan adopted on November 17, 2025.

The sales occurred at weighted average prices within ranges from $104.12 up to $114.02 per share, across several trade buckets. Following these transactions, McBee directly holds 313,732 shares of Class A Common Stock and 7,391,660 shares of Class B Common Stock.

CoreWeave, Inc. Chief Operating Officer Sachin Jain reported selling 7,335 shares of Class A Common Stock in open-market transactions on April 10, 2026, at prices around $105 per share. The sales were executed under a pre-arranged Rule 10b5-1 trading plan.

After these transactions, Jain still directly holds 115,356 shares of CoreWeave Class A Common Stock, indicating he retains a substantial equity stake in the company.

CoreWeave, Inc. director and Chief Strategy Officer Brian M. Venturo reported open-market sales of Class A Common Stock. On April 8, 2026, he sold a total of 61,747 shares in multiple trades under a pre-arranged Rule 10b5-1 trading plan adopted on November 13, 2025.

The reported weighted-average sale prices ranged from the high-$80s to low-$90s per share, with individual trades priced between $87.71 and $93.40. After these sales, Venturo directly holds 223,580 Class A shares.

He also reports indirect interests, including 22,500 shares held by his father-in-law (for which he disclaims beneficial ownership except for any pecuniary interest) and shares held in two irrevocable YOLO trusts benefiting his minor child.

CoreWeave, Inc. Chief Operating Officer Sachin Jain reported an open-market sale of 3,953 shares of Class A Common Stock on April 8, 2026 at $92.00 per share. The transaction was executed under a pre-arranged Rule 10b5-1 trading plan adopted on September 12, 2025 and modified on November 20, 2025. Following this sale, Jain directly holds 122,691 shares of Class A Common Stock.

CoreWeave, Inc. CEO and President Michael N. Intrator reported selling 62,399 shares of Class A Common Stock on April 8, 2026 in a series of open-market transactions. Reported weighted average prices ranged roughly from about $88 to just over $93 per share, based on multiple price ranges disclosed in the filing.

The sales were effected under a Rule 10b5-1 trading plan adopted on November 20, 2025, indicating they were pre-scheduled. Following these transactions, Intrator directly owns 5,466,501 shares of CoreWeave Class A Common Stock, so he continues to hold a substantial equity stake in the company.

CoreWeave, Inc. executive Goldberg Chen, EVP of Product & Engineering, reported an open-market sale of Class A Common Stock. He sold 9,757 shares at $92.00 per share and now directly holds 48,946 shares after the transaction.

The sale was effected under a pre-arranged Rule 10b5-1 trading plan adopted by the reporting person on June 3, 2025 and later modified on November 20, 2025, indicating the trade was scheduled in advance rather than timed on an ad hoc basis.

CoreWeave, Inc. Chief Financial Officer Nitin Agrawal reported a small open-market sale of 14 shares of Class A Common Stock at $92.00 per share. After this sale, he directly holds 189,892 shares. In addition, 34,905 shares are held indirectly through his spouse.

Further indirect holdings include 81,000 shares held by the Yellowstone 2025 GRAT and 57,952 shares held by the Yosemite 2025 GRAT. The sale was effected under a pre-arranged Rule 10b5-1 trading plan adopted on August 27, 2025 and modified on November 18, 2025, indicating it was scheduled in advance rather than timed discretionarily.

CoreWeave, Inc. director and Chief Strategy Officer Brian M. Venturo reported derivative conversions and open-market sales through affiliated entities. West Clay Capital LLC converted 900,000 shares of Class B Common Stock into 900,000 shares of Class A Common Stock at a conversion price of $0.0000 per share, then sold an aggregate 900,000 Class A shares in multiple transactions at weighted average prices of $80.2711, $81.0551 and $81.8654 per share, pursuant to a Rule 10b5-1 trading plan adopted on November 13, 2025.

The Venturo Family GST Exempt Trust converted 225,000 Class B shares into 225,000 Class A shares and sold 225,000 Class A shares at weighted average prices matching similar ranges. Following these transactions, West Clay Capital LLC held 8,729,003 shares of Class B Common Stock, and the GST Exempt Trust held 3,805,615 shares of Class B Common Stock, each share of Class B being convertible into one share of Class A at any time at the holder’s election.

CoreWeave Chief Development Officer Brannin McBee converted and sold Class A Common Stock in a planned liquidity transaction. On April 6, 2026, he converted 166,665 shares of Class B Common Stock into the same number of Class A shares at $0.00 per share, then sold 166,665 Class A shares in open-market trades at weighted average prices around $80–$82 per share under a Rule 10b5-1 trading plan. Following these sales, he continues to hold 313,732 Class A shares directly and 7,491,660 Class B shares directly, along with additional indirect positions and Class B interests in multiple family trusts and grantor retained annuity trusts convertible into Class A stock.

CoreWeave, Inc. director Karen Boone exercised 1,460 restricted stock units (RSUs) into Class A Common Stock as part of an equity award vesting. The RSUs converted at $0.00 per share, reflecting a compensation-related event rather than an open‑market purchase or sale.

After the transaction, she holds 8,360 Class A shares directly and 10,520 Class A shares indirectly through The Boone Family Trust, dated August 6, 2015, where she and her spouse are co‑trustees and beneficiaries. The award vests in equal twelfths on the sixth day of April, July, October, and January, starting April 6, 2025, and unvested RSUs either vest on schedule or are cancelled.

CoreWeave, Inc. director and Chief Strategy Officer Brian M. Venturo reported a mix of share conversions and sales through affiliated entities. West Clay Capital LLC and several family trusts converted a total of 1,201,924 shares of Class B Common Stock into Class A Common Stock at an exercise price of $0.00 per share.

These entities then sold 1,401,924 Class A shares in open-market transactions at weighted-average prices generally ranging from about $76.85 to $81.80 per share, with at least one sale effected under a Rule 10b5-1 trading plan adopted on November 13, 2025. Venturo remains exposed to CoreWeave through large Class B positions convertible into Class A, including 5,343,347 underlying shares held directly and additional amounts held via GRATs and his spouse.

CoreWeave, Inc. CEO and President Michael N. Intrator reported a mix of derivative conversions and open‑market sales of Class A Common Stock. On April 1, 2026, entities associated with him converted a total of 244,017 shares of Class B Common Stock into Class A Common Stock through Omnadora Capital LLC, the PMI 2024 F&F GRAT and the Silver Thimble Resulting Trust. The filing then shows open‑market sales totaling 444,017 Class A shares at weighted average prices between $77.48 and $80.16, executed directly and via these entities under a Rule 10b5‑1 trading plan adopted on November 20, 2025. After the transactions, Intrator holds 5,528,900 Class A shares directly and continues to have significant exposure through Class B shares convertible into Class A, including 21,867,489 Class B shares directly held that are each convertible into one Class A share.

CoreWeave, Inc. Chief Strategy Officer Brian M. Venturo, who is also a director, exercised restricted stock units on March 31, 2026 to acquire a total of 126,752 shares of Class A Common Stock at an exercise price of $0.00 per share.

On the same date, 65,005 shares of Class A Common Stock were sold at $74.05 per share to satisfy his tax withholding obligations arising from the RSU vesting, according to the disclosure. After these transactions, he directly held 285,327 Class A Common shares, with additional indirect holdings reported for a household family member and two irrevocable trusts benefiting his minor child.

CoreWeave, Inc. GC and Secretary Kristen J. McVeety exercised restricted stock units into Class A shares and sold a small portion for taxes. On March 31, 2026, 30 restricted stock units settled into 30 shares of Class A Common Stock at $0.00 per share. Of these shares, 11 were sold at $74.05 per share to satisfy tax withholding obligations related to the vesting. After these transactions, McVeety directly held 120,098 Class A shares.

CoreWeave, Inc. Chief Development Officer Brannin McBee exercised restricted stock units and sold shares primarily to cover taxes. On March 31, 2026, McBee exercised RSUs representing 121,099 shares of Class A Common Stock at an exercise price of $0.00 per share, reflecting equity compensation vesting.

On the same date, McBee sold 56,031 shares of Class A Common Stock at $74.05 per share, with a footnote stating the sale was to satisfy tax withholding obligations from the RSU vesting. After these transactions, McBee directly held 313,732 shares, with additional indirect holdings of 54,000 shares through the Canis Major SM Trust and 1,800 shares held of record by the reporting person’s child.

CoreWeave, Inc. CEO and President Michael N. Intrator reported RSU vesting and related share movements. On March 31, 2026, he exercised restricted stock units into a total of 140,338 shares of Class A Common Stock at an exercise price of $0.00 per share.

To satisfy tax withholding obligations from this vesting, 77,939 shares of Class A Common Stock were sold at $74.05 per share, according to the footnotes. After these transactions, Intrator directly held 5,728,900 shares of Class A Common Stock, indicating he retained the large majority of his position while covering taxes on equity compensation.

CoreWeave EVP, Product & Engineering Chen Goldberg exercised 30 restricted stock units on March 31, 2026, receiving 30 shares of Class A Common Stock. Each restricted stock unit converts into one share when it vests.

On the same date, 16 shares of Class A Common Stock were sold at $74.05 per share to cover tax withholding obligations tied to this vesting, leaving Goldberg with 58,703 Class A shares held directly after the transactions.

CoreWeave, Inc. Principal Accounting Officer Jeff Baker exercised 30 restricted stock units into 30 shares of Class A Common Stock at an exercise price of $0.00 per share. The award vests over time, with a portion vesting on March 31, 2026 and additional vesting each quarter.

To cover tax withholding obligations from this vesting, 16 shares of Class A Common Stock were sold at $74.05 per share. After these transactions, Baker directly owns 36,789 shares of Class A Common Stock and holds 90 restricted stock units.

CoreWeave Chief Financial Officer Nitin Agrawal exercised 30 restricted stock units into 30 shares of Class A Common Stock on March 31, 2026. To satisfy related tax withholding obligations, 16 shares were sold at $74.05 each. He now holds 189,906 shares directly, plus additional indirect holdings of 34,905 shares by his spouse, 81,000 shares held by the Yellowstone 2025 GRAT, and 57,952 shares held by the Yosemite 2025 GRAT.

CoreWeave, Inc. Chief Development Officer Brannin McBee reported indirect trust activity involving conversions and sales of CoreWeave (CRWV) shares. Two grantor retained annuity trusts, Canis Major 2025 GRAT and Canis Minor 2025 GRAT, converted a total of 22,915 shares of Class B Common Stock into 22,915 shares of Class A Common Stock at a conversion price of $0.00 per share.

The same trusts then sold 22,915 Class A shares in a series of open‑market transactions at prices between roughly $67.67 and $75.19 per share, under a pre‑arranged Rule 10b5‑1 trading plan adopted on November 17, 2025. After these sales, the two GRATs no longer held Class A shares, but continued to hold substantial Class B positions, including 4,017,237 and 598,705 Class B shares that are each convertible into one share of Class A Common Stock.

CoreWeave, Inc. Chief Development Officer Brannin McBee converted 143,750 shares of Class B Common Stock into 143,750 shares of Class A Common Stock and sold 143,750 Class A shares in open-market transactions. The sales occurred on March 30, 2026 at prices including $67.6666 and $75.1909 per share in multiple trades.

The filing shows these dispositions were made under a Rule 10b5-1 trading plan adopted on November 17, 2025. After the transactions, McBee directly owns 248,664 Class A and 7,591,660 Class B shares, and indirectly holds 3,803,510 Class B shares through a 2022 irrevocable trust and 2,180,310 Class B shares through his spouse.

CoreWeave, Inc.’s CEO and President Michael N. Intrator reported net stock sales alongside a small share conversion. On March 25, 2026, an entity associated with him, Omnadora Capital LLC, converted 50,000 shares of Class B Common Stock into 50,000 shares of Class A Common Stock at an exercise price of $0.0000 per share, then sold those 50,000 Class A shares in multiple open-market transactions.

On the same date, Intrator directly sold an additional 32,456 shares of Class A Common Stock in several open-market trades at prices reported between about $85.60 and $88.25 per share, for total reported sales of 82,456 Class A shares. At least one sale was effected pursuant to a Rule 10b5-1 trading plan adopted on May 23, 2025. Following these transactions, he continued to hold 5,666,501 Class A shares directly, along with substantial Class B holdings convertible into Class A shares.

CoreWeave, Inc.’s Chief Development Officer Brannin McBee reported a set of trust-related transactions that converted Class B into Class A shares and then sold the resulting Class A stock. Grantor retained annuity trusts named Canis Major 2025 GRAT and Canis Minor 2025 GRAT converted an aggregate 22,915 shares of Class B Common Stock into the same number of Class A shares at a conversion price of $0.00 per share. Those trusts then sold 22,915 shares of Class A Common Stock in multiple open-market transactions at weighted-average prices such as $81.0557, $81.8776, $82.9810, $83.8088 and $84.7347 per share. A footnote states these sales were effected under a Rule 10b5-1 trading plan adopted on November 17, 2025. McBee continues to have indirect exposure to CoreWeave through several trusts and LLCs that hold Class B shares convertible into Class A, as well as additional indirect Class A holdings.

CoreWeave, Inc.’s Chief Development Officer Brannin McBee converted 143,750 shares of Class B Common Stock into an equal number of Class A shares on March 23, 2026, then sold 143,750 Class A shares in multiple open-market transactions at weighted-average prices in the low-to-mid $80 range pursuant to a Rule 10b5-1 trading plan adopted on November 17, 2025.

After these transactions, McBee directly owns 248,664 Class A shares. He also continues to have substantial Class B holdings, including 7,691,660 shares directly, 2,196,975 through his spouse, and 3,830,595 through the Brannin J. McBee 2022 Irrevocable Trust.

CoreWeave, Inc. received a Form 4 from entities associated with Magnetar Financial LLC reporting the expiration of collar option positions tied to its Class A Common Stock. On March 20, 2026, paired call options with a $175.00 strike and put options with a $70.00 strike, entered on August 28, 2025 as part of a collar arrangement, expired unexercised and for no value because the closing share price finished between the two strike prices. The filing shows multiple indirect positions over blocks of CoreWeave Class A shares held through various Magnetar-managed funds, with all of these short derivative positions terminating without any reported open-market buying or selling of stock.

CoreWeave, Inc. large holder reports option collar expiration

Investment entities associated with Magnetar Financial LLC reported that multiple call and put option positions linked to CoreWeave Class A Common Stock expired unexercised and for no value on March 20, 2026, as part of a previously established collar arrangement.

The filing notes that the options’ closing share price fell between the collar’s call and put strike prices, so neither side was exercised. The options were held indirectly through various Magnetar-managed funds, and Magnetar entities and David J. Snyderman disclaim beneficial ownership except to the extent of their pecuniary interest.

CoreWeave, Inc. large holders associated with Magnetar reported the expiration of multiple derivative collar positions on its Class A Common Stock. On March 20, 2026, paired call options with a $160.0000 strike and put options with a $70.0000 strike expired unexercised and for no value because the closing share price fell between the two strikes.

The derivatives were held indirectly through various Magnetar-managed funds, including CW Opportunity LLC and several other Magnetar funds. Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC and David J. Snyderman each disclaim beneficial ownership of the underlying shares except to the extent of any pecuniary interest. The filing reflects the end of these hedging positions rather than open-market buying or selling of CoreWeave common stock.

CoreWeave, Inc. reported that a collar hedge held by Magnetar-affiliated funds on its Class A Common Stock expired without being exercised. On March 20, 2026, paired call and put options entered on August 15, 2025 expired for no value because the share price finished between the call and put strike levels.

The positions were short derivative contracts referencing Class A Common Stock and are now reported with zero derivatives remaining after expiration. The options were held indirectly by entities including Magnetar Lake Credit Fund LLC, Magnetar Alpha Star Fund LLC, Magnetar Capital Master Fund, Ltd. and CW Opportunity LLC, with Magnetar parties disclaiming beneficial ownership except for any pecuniary interest.

CoreWeave, Inc. large shareholders reported the expiration of an options collar on the company’s Class A Common Stock. Magnetar-affiliated funds had entered into paired call and put option positions on August 15, 2025 as part of a collar arrangement. According to the filing, on March 20, 2026 both the call options (obligations to sell) and the put options (rights to sell) expired unexercised and for no value because the stock’s closing price fell between the call and put strike prices. The options were held by various Magnetar funds, and Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC and David J. Snyderman each disclaim beneficial ownership of the underlying shares except to the extent of any pecuniary interest.

CoreWeave, Inc. large shareholder entities affiliated with Magnetar Financial LLC reported exercising derivative rights to purchase a total of 375,000 shares of Class A Common Stock at an exercise price of $40.00 per share on March 19, 2026.

The derivative securities, described as rights to purchase Class A shares, were exercised through multiple Magnetar-managed investment funds, and the corresponding non-derivative share positions were updated. Following these transactions, individual Magnetar funds continued to hold sizable indirect positions, including 22,100,199 shares in one fund as of that date.

Magnetar Financial, Magnetar Capital Partners, Supernova Management and David J. Snyderman each report these holdings indirectly and disclaim beneficial ownership of CoreWeave shares except to the extent of their pecuniary interest, indicating the shares are held directly by various Magnetar-sponsored funds and vehicles.

CoreWeave, Inc. director and Chief Strategy Officer Brian M. Venturo reported a conversion and related stock sales through an affiliated entity. West Clay Capital LLC, of which he is managing member, converted 281,250 shares of Class B Common Stock into 281,250 shares of Class A Common Stock and then sold all of those Class A shares in open-market transactions.

The sales occurred on March 18, 2026 at weighted average prices ranging from about $80.67 to $84.78 per share, executed under a pre-arranged Rule 10b5-1 trading plan adopted on May 21, 2025. Following these transactions, West Clay Capital LLC reported no remaining Class A Common Stock, while Venturo continues to have substantial exposure through Class B shares that are convertible into Class A, held directly and via multiple family trusts and his spouse.

CoreWeave, Inc. Chief Financial Officer Nitin Agrawal reported open-market sales of 38,456 shares of Class A Common Stock on March 17, 2026. The sales were executed in multiple trades at weighted average prices ranging from about $81.62 to $84.85 per share pursuant to a Rule 10b5-1 trading plan adopted on May 22, 2025.

After these transactions, Agrawal directly holds 189,892 shares. He also has indirect ownership of 34,905 shares held by his spouse, 81,000 shares held by the Yellowstone 2025 GRAT for which he serves as trustee, and 57,952 shares held by the Yosemite 2025 GRAT, where he is sole trustee and beneficiary.

CoreWeave, Inc.’s Chief Development Officer, Brannin McBee, reported a set of indirect transactions involving trusts holding company stock. On 2026-03-16, grantor retained annuity trusts (GRATs) associated with McBee converted a total of 22,915 shares of Class B Common Stock into an equal number of Class A shares at a conversion price of $0.00 per share.

Those newly issued Class A shares were then sold in multiple open-market transactions totaling 22,915 shares at prices between $81.95 and $88.00, pursuant to a pre-arranged Rule 10b5-1 trading plan adopted on November 17, 2025. After these trades, entities associated with McBee still indirectly hold substantial positions, including 108,600 and 122,000 Class A shares underlying Class B stock in family trust LLCs, plus additional Class A holdings in other family trusts.