Brannin McBee
Brannin McBee: Chief Development Officer at CoreWeave. What Brannin McBee holds in an AI or semiconductor company tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.
CoreWeave (CRWV)
Brannin McBee holds 7.8M CoreWeave shares (1.4% of the company), worth about $685.5M at the last price, according to the Form 4 of Sep 30, 2026.
- Shares held: 5.7M (1.0%), $499.6M — Held in their own name: 5.3M Class B, 392,279 Class A.
- Shares held: 1.7M (0.32%), $152.0M — Held through trusts (Canis Major SM Trust, Canis Major 2025 Family Trust LLC, Canis Major 2026 GRAT): 1.7M Class B, 48,000 Class A.
- Shares held: 385,795 (0.07%), $33.7M — Held by a spouse or a family member (Canis Minor 2025 Family Trust LLC, Canis Minor 2026 GRAT): 385,795 Class B.
- Shares held: 1,800 (0.00%), $157,347.00 — Held through companies or funds (See Footnote): 1,800 Class A.
- Options: 1.0M (0.18%), $87.4M — The right to buy 1.0M shares at $2.54 each, until 2033. Not bought yet.
- Options: 200,000 (0.04%), $17.5M — The right to buy 200,000 shares at $1.07 each, until 2027. Not bought yet.
- Share units: 117,388 (0.02%), $10.3M — CoreWeave promised them as pay: each unit becomes a share when it vests, if its conditions are met. No vote until then.
- Options: 3,000 (0.00%), $262,245.00 — The right to buy 3,000 shares at $2.54 each, until 2033. Not bought yet.
Declarations
- CoreWeave (CRWV) — Form 4 of Sep 30, 2026 (Chief Development Officer): option exercise or conversion of 109,380; option exercise or conversion of 11,739; 442,079 shares after 0001769628-26-000443
- CoreWeave (CRWV) — Form 4 of Aug 24, 2026 (Chief Development Officer): open-market sale of 97 at $83.95; open-market sale of 75 at $84.68; 2.1M shares after 0001769628-26-000410
- CoreWeave (CRWV) — Form 4 of Aug 24, 2026 (Chief Development Officer): conversion of 144,000; open-market sale of 25,813 at $83.93; 14.9M shares after 0001769628-26-000409
- CoreWeave (CRWV) — Form 4 of Aug 20, 2026 (Chief Development Officer): option exercise or conversion of 8,038; open-market sale of 3,610 at $91.88; 377,991 shares after 0001769628-26-000402
- CoreWeave (CRWV) — Form 4 of Aug 17, 2026 (Chief Development Officer): open-market sale of 9 at $101.93; open-market sale of 14 at $102.82; 2.1M shares after 0001769628-26-000389
- CoreWeave (CRWV) — Form 4 of Aug 17, 2026 (Chief Development Officer): conversion of 3,000; open-market sale of 54 at $101.90; 4.2M shares after 0001769628-26-000388
- CoreWeave (CRWV) — Form 4 of Aug 17, 2026 (Chief Development Officer): conversion of 144,000; open-market sale of 2,621 at $101.90; 11.0M shares after 0001769628-26-000387
- CoreWeave (CRWV) — Form 4 of Aug 10, 2026 (Chief Development Officer): conversion of 40,000; open-market sale of 13,149 at $88.70; 6.1M shares after 0001769628-26-000374
- CoreWeave (CRWV) — Form 4 of Aug 10, 2026 (Chief Development Officer): conversion of 144,000; open-market sale of 47,344 at $88.70; 11.4M shares after 0001769628-26-000372
- CoreWeave (CRWV) — Form 4 of Aug 3, 2026 (Chief Development Officer): open-market sale of 730 at $80.46; open-market sale of 683 at $81.51; 2.1M shares after 0001769628-26-000347
- CoreWeave (CRWV) — Form 4 of Aug 3, 2026 (Chief Development Officer): open-market sale of 625 at $82.66; open-market sale of 600 at $83.66; 4.0M shares after 0001769628-26-000345
- CoreWeave (CRWV) — Form 4 of Aug 3, 2026 (Chief Development Officer): open-market sale of 1,397 at $84.58; open-market sale of 5,919 at $85.62; 3.7M shares after 0001769628-26-000343
- CoreWeave (CRWV) — Form 4 of Aug 3, 2026 (Chief Development Officer): conversion of 144,000; open-market sale of 3,054 at $70.53; 7.9M shares after 0001769628-26-000341
- CoreWeave (CRWV) — Form 4 of Jul 27, 2026 (Chief Development Officer): conversion of 12,500; open-market sale of 5,503 at $70.35; 2.6M shares after 0001769628-26-000336
- CoreWeave (CRWV) — Form 4 of Jul 27, 2026 (Chief Development Officer): conversion of 144,000; open-market sale of 63,397 at $70.35; 15.4M shares after 0001769628-26-000335
Sources: SEC Schedules 13D and 13G (stakes above 5%, which count everything a person votes or can acquire within 60 days) and Forms 3, 4 and 5 (the shares a director, officer or 10% owner holds, filed within two business days of each trade). Values at the last price.