CoreWeave (CRWV) trusts linked to CDO McBee sell 55,500 shares under 10b5-1 plan
Filing Impact
Filing Sentiment
Form Type
4
Rhea-AI Filing Summary
CoreWeave, Inc.’s Chief Development Officer Brannin McBee reported indirect transactions in Class A and Class B Common Stock through several trusts on June 29, 2026. Trust entities associated with McBee converted 55,500 shares of Class B Common Stock into an equal number of Class A shares and then sold 55,500 Class A shares in open-market transactions.
The sales were executed at weighted average prices in the low- to high-$90s per share and were carried out under a Rule 10b5-1 trading plan adopted on March 5, 2026. The securities are held indirectly by the Canis Minor 2025 GRAT, Canis Major 2025 GRAT, and Canis Major 2024 Irrevocable Trust LLC, where McBee or his spouse serve as trustee, manager, or beneficiary, and these entities continue to hold substantial Class B Common Stock positions after the conversions.
Positive
- None.
Negative
- None.
Insider Trade Summary 10b5-1
Net Seller: 55,500 shares ($5,234,995)
Net Sell
33 txns
Insider
McBee Brannin
Role
Chief Development Officer
Sold
55,500 shs ($5.23M)
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Conversion | Class B Common Stock | 3,000 | $0.00 | -- |
| Conversion | Class B Common Stock | 40,000 | $0.00 | -- |
| Conversion | Class B Common Stock | 12,500 | $0.00 | -- |
| Conversion | Class A Common Stock | 3,000 | $0.00 | -- |
| Sale | Class A Common Stock | 138 | $90.2414 | $12K |
| Sale | Class A Common Stock | 182 | $91.4051 | $17K |
| Sale | Class A Common Stock | 386 | $92.0596 | $36K |
| Sale | Class A Common Stock | 183 | $93.1725 | $17K |
| Sale | Class A Common Stock | 362 | $94.2776 | $34K |
| Sale | Class A Common Stock | 1,424 | $95.3757 | $136K |
| Sale | Class A Common Stock | 229 | $96.0747 | $22K |
| Sale | Class A Common Stock | 66 | $96.9985 | $6K |
| Sale | Class A Common Stock | 30 | $98.31 | $3K |
| Conversion | Class A Common Stock | 40,000 | $0.00 | -- |
| Sale | Class A Common Stock | 1,841 | $90.2441 | $166K |
| Sale | Class A Common Stock | 2,420 | $91.4047 | $221K |
| Sale | Class A Common Stock | 5,140 | $92.059 | $473K |
| Sale | Class A Common Stock | 2,456 | $93.1726 | $229K |
| Sale | Class A Common Stock | 4,815 | $94.278 | $454K |
| Sale | Class A Common Stock | 18,987 | $95.3757 | $1.81M |
| Sale | Class A Common Stock | 3,061 | $96.075 | $294K |
| Sale | Class A Common Stock | 880 | $97.0029 | $85K |
| Sale | Class A Common Stock | 400 | $98.31 | $39K |
| Conversion | Class A Common Stock | 12,500 | $0.00 | -- |
| Sale | Class A Common Stock | 575 | $90.2431 | $52K |
| Sale | Class A Common Stock | 757 | $91.4047 | $69K |
| Sale | Class A Common Stock | 1,606 | $92.0589 | $148K |
| Sale | Class A Common Stock | 767 | $93.1725 | $71K |
| Sale | Class A Common Stock | 1,506 | $94.278 | $142K |
| Sale | Class A Common Stock | 5,933 | $95.3757 | $566K |
| Sale | Class A Common Stock | 956 | $96.0746 | $92K |
| Sale | Class A Common Stock | 275 | $97.0029 | $27K |
| Sale | Class A Common Stock | 125 | $98.31 | $12K |
Holdings After Transaction:
Class B Common Stock — 312,000 shares (Indirect, Canis Major 2024 Irrevocable Trust LLC);
Class A Common Stock — 3,000 shares (Indirect, Canis Major 2024 Irrevocable Trust LLC)
Footnotes (1)
- Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation. The reported securities are directly held by the Canis Major 2024 Irrevocable Trust LLC of which the reporting person serves as manager. The reported transaction represents a sale effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 5, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $89.71 to $90.67, inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.75 to $91.74, inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.75 to $92.73, inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $92.79 to $93.78, inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $93.80 to $94.7950, inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $94.80 to $95.79, inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $95.80 to $96.77, inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $96.81 to $97.80, inclusive. The reported securities are directly held by a grantor retained annuity trust, of which the reporting person is the sole trustee and beneficiary. The reported securities are directly held by a grantor retained annuity trust, of which the reporting person's spouse is the sole beneficiary and trustee.
Key Figures
Class A shares sold: 55,500 shares
Class B converted to Class A: 55,500 shares
Price range (lowest band): $89.71–$90.67
+5 more
8 metrics
Class A shares sold
55,500 shares
Indirect open-market sales on June 29, 2026
Class B converted to Class A
55,500 shares
Derivative conversions on June 29, 2026
Price range (lowest band)
$89.71–$90.67
One weighted-average sale range from footnotes
Price range (highest band)
$96.81–$97.80
Another weighted-average sale range from footnotes
Canis Minor 2025 GRAT Class B holding
511,205 shares
Class B Common Stock after conversion
Canis Major 2025 GRAT Class B holding
3,757,227 shares
Class B Common Stock after conversion
Canis Major 2024 Trust Class B holding
312,000 shares
Class B Common Stock after conversion
Rule 10b5-1 plan adoption date
March 5, 2026
Plan governing the reported sale transactions
Key Terms
Rule 10b5-1 trading plan, grantor retained annuity trust, Class B Common Stock, weighted average price, +1 more
5 terms
Rule 10b5-1 trading plan regulatory
"The reported transaction represents a sale effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 5, 2026."
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.
grantor retained annuity trust financial
"The reported securities are directly held by a grantor retained annuity trust, of which the reporting person is the sole trustee and beneficiary."
A grantor retained annuity trust (GRAT) is an estate-planning tool where the person who creates the trust transfers assets into it but receives fixed cash payments (an annuity) from the trust for a set number of years; whatever remains after that term passes to designated beneficiaries. It matters to investors because it can shift future appreciation of assets out of the creator’s taxable estate—like putting an asset into a timed vending machine that pays you fixed amounts while any extra value that grows inside the machine goes to heirs with reduced gift or estate tax consequences.
Class B Common Stock financial
"Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder."
A class B common stock is one of multiple types of a company’s ordinary shares that carries specific rights—often different voting power or dividend priority—compared with other classes. For investors it matters because those differences affect how much influence you have over company decisions, the income you might receive, and how freely the shares trade; think of it like owning a car with different keys: some keys let you start the engine and open the trunk, others only unlock the door.
weighted average price financial
"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $89.71 to $90.67, inclusive."
Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.
derivative conversion financial
"The reported transaction represents a sale effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 5, 2026."
FAQ
What did CoreWeave (CRWV) insider Brannin McBee report on this Form 4?
Brannin McBee reported indirect trust transactions converting and selling shares of CoreWeave stock. Trusts associated with him converted 55,500 Class B shares into 55,500 Class A shares, then sold all 55,500 Class A shares in open-market trades at prices in the low- to high-$90s.
Were Brannin McBee’s CoreWeave (CRWV) stock sales pre-planned under Rule 10b5-1?
Yes. The filing states the reported sale transactions were effected under a Rule 10b5-1 trading plan adopted by Brannin McBee on March 5, 2026. Such pre-arranged plans schedule trades in advance, making the timing more mechanical and less about short-term views on CoreWeave’s share price.
Does Brannin McBee still have exposure to CoreWeave (CRWV) after these transactions?
Yes. After the reported sales and conversions, the trusts continue to hold substantial amounts of CoreWeave Class B Common Stock. For example, one trust holds 3,757,227 Class B shares, another holds 511,205, and a third holds 312,000, indicating significant ongoing indirect ownership exposure.