CoreWeave (CRWV) CDO McBee’s trusts sell 52,500 shares, convert Class B
Filing Impact
Filing Sentiment
Form Type
4
Rhea-AI Filing Summary
CoreWeave, Inc. Chief Development Officer Brannin McBee reported mixed insider activity through family trusts. On June 15, 2026, grantor retained annuity trusts labeled Canis Minor 2025 GRAT and Canis Major 2025 GRAT completed open‑market sales totaling 52,500 shares of Class A Common Stock at weighted average prices around $104–$109 per share, executed under a Rule 10b5-1 trading plan adopted on March 5, 2026.
The same date, those trusts also completed derivative conversions of 12,500 and 40,000 shares of Class B Common Stock into Class A at a conversion price of $0.00 per share. McBee’s indirect holdings include substantial Class B shares in multiple GRATs and family trusts, each share of Class B being convertible into one share of Class A.
Positive
- None.
Negative
- None.
Insider Trade Summary 10b5-1
Net Seller: 52,500 shares ($5,633,030)
Net Sell
19 txns
Insider
McBee Brannin
Role
Chief Development Officer
Sold
52,500 shs ($5.63M)
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Conversion | Class B Common Stock | 40,000 | $0.00 | -- |
| Conversion | Class B Common Stock | 12,500 | $0.00 | -- |
| Conversion | Class A Common Stock | 40,000 | $0.00 | -- |
| Sale | Class A Common Stock | 144 | $104.47 | $15K |
| Sale | Class A Common Stock | 9,320 | $106.2749 | $990K |
| Sale | Class A Common Stock | 11,438 | $107.032 | $1.22M |
| Sale | Class A Common Stock | 18,858 | $107.9653 | $2.04M |
| Sale | Class A Common Stock | 240 | $108.61 | $26K |
| Conversion | Class A Common Stock | 12,500 | $0.00 | -- |
| Sale | Class A Common Stock | 45 | $104.47 | $5K |
| Sale | Class A Common Stock | 2,913 | $106.2749 | $310K |
| Sale | Class A Common Stock | 3,574 | $107.0319 | $383K |
| Sale | Class A Common Stock | 5,893 | $107.9652 | $636K |
| Sale | Class A Common Stock | 75 | $108.61 | $8K |
| holding | Class B Common Stock | -- | -- | -- |
| holding | Class B Common Stock | -- | -- | -- |
| holding | Class B Common Stock | -- | -- | -- |
| holding | Class B Common Stock | -- | -- | -- |
| holding | Class A Common Stock | -- | -- | -- |
Holdings After Transaction:
Class B Common Stock — 3,837,227 shares (Indirect, Canis Major 2025 GRAT);
Class A Common Stock — 40,000 shares (Indirect, Canis Major 2025 GRAT)
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 a grantor retained annuity trust, of which the reporting person is the sole trustee and beneficiary. 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 $104.20 to $104.86, inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $105.54 to $106.53, inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $106.54 to $107.53, inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $107.54 to $108.50, inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $108.54 to $108.80, inclusive. 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. The reported securities are directly held of record by the reporting person's child. The reported securities are directly held by the Canis Major 2025 Family Trust LLC, of which the reporting person serves as manager. The reported securities are directly held by the Canis Minor 2025 Family Trust LLC, of which the reporting person serves as manager.
Key Figures
Net shares sold: 52,500 shares
Derivative conversions: 52,500 shares
Sale price range (weighted averages): ~$104–$109 per share
+2 more
5 metrics
Net shares sold
52,500 shares
Open-market sales of Class A Common Stock on June 15, 2026
Derivative conversions
52,500 shares
Conversions of Class B into Class A on June 15, 2026
Sale price range (weighted averages)
~$104–$109 per share
Weighted average prices for Class A sales on June 15, 2026
Canis Minor 2025 GRAT Class B underlying
536,205 shares
Class B Common Stock convertible into Class A, indirect holding
Canis Major 2025 GRAT Class B underlying
3,837,227 shares
Class B Common Stock convertible into Class A, indirect holding
Key Terms
Rule 10b5-1 trading plan, grantor retained annuity trust, Class B Common Stock, derivative conversion, +1 more
5 terms
Rule 10b5-1 trading plan regulatory
"represents a sale effected pursuant to a Rule 10b5-1 trading plan"
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
"directly held by a grantor retained annuity trust, of which the reporting person"
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"
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.
derivative conversion financial
"transaction represents a sale effected pursuant to a Rule 10b5-1 trading plan adopted"
indirect ownership financial
"ownership_type": "indirect","ownership_code": "I""
FAQ
What insider transactions did CRWV Chief Development Officer Brannin McBee report?
Brannin McBee reported open-market sales of 52,500 CoreWeave Class A shares and derivative conversions of 52,500 shares on June 15, 2026. All activity occurred through grantor retained annuity trusts rather than directly in his personal account.
How are Brannin McBee’s CRWV holdings structured after these transactions?
Holdings are reported as indirect, largely through grantor retained annuity trusts and family trusts. These entities hold significant Class B Common Stock, each share convertible into one Class A share, plus smaller indirect Class A positions reflected in the post-transaction balances.