Form 4: CoreWeave Insider Sells Shares
Insider Transaction (Form 4)
Magnetar Financial LLC and 3 others reported changes in beneficial ownership of CoreWeave, Inc. common stock on August 12, 2026.
Summary
- Open-market sale: disposed of 107,538 Class A Common Stock at $107.64 ($11,575,390) on August 12, 2026; holds 3,975,372 after (Indirect).
- Open-market sale: disposed of 61,199 Class A Common Stock at $108.16 ($6,619,284) on August 12, 2026; holds 3,914,173 after (Indirect).
- Open-market sale: disposed of 367,433 Class A Common Stock at $107.64 ($39,550,488) on August 12, 2026; holds 17,208,727 after (Indirect).
- Open-market sale: disposed of 209,134 Class A Common Stock at $108.16 ($22,619,933) on August 12, 2026; holds 16,999,593 after (Indirect).
- Open-market sale: disposed of 184,794 Class A Common Stock at $107.64 ($19,891,226) on August 12, 2026; holds 1,788,988 after (Indirect).
- Open-market sale: disposed of 105,180 Class A Common Stock at $108.16 ($11,376,269) on August 12, 2026; holds 1,683,808 after (Indirect).
- Open-market sale: disposed of 50,906 Class A Common Stock at $107.64 ($5,479,522) on August 12, 2026; holds 961,967 after (Indirect).
- Open-market sale: disposed of 28,986 Class A Common Stock at $108.16 ($3,135,126) on August 12, 2026; holds 932,981 after (Indirect).
- Open-market sale: disposed of 4,979 Class A Common Stock at $107.64 ($535,940) on August 12, 2026; holds 233,215 after (Indirect).
- Open-market sale: disposed of 2,834 Class A Common Stock at $108.16 ($306,525) on August 12, 2026; holds 230,381 after (Indirect).
- Open-market sale: disposed of 107,386 Class A Common Stock at $107.64 ($11,559,029) on August 12, 2026; holds 3,571,844 after (Indirect).
- Open-market sale: disposed of 61,114 Class A Common Stock at $108.16 ($6,610,090) on August 12, 2026; holds 3,510,730 after (Indirect).
- Open-market sale: disposed of 147,418 Class A Common Stock at $107.64 ($15,868,074) on August 12, 2026; holds 4,354,193 after (Indirect).
- Open-market sale: disposed of 83,914 Class A Common Stock at $108.16 ($9,076,138) on August 12, 2026; holds 4,270,279 after (Indirect).
- Open-market sale: disposed of 44,878 Class A Common Stock at $107.64 ($4,830,668) on August 12, 2026; holds 794,289 after (Indirect).
- Open-market sale: disposed of 25,541 Class A Common Stock at $108.16 ($2,762,515) on August 12, 2026; holds 768,748 after (Indirect).
- Open-market sale: disposed of 157,192 Class A Common Stock at $107.64 ($16,920,147) on August 12, 2026; holds 6,633,456 after (Indirect).
- Open-market sale: disposed of 89,470 Class A Common Stock at $108.16 ($9,677,075) on August 12, 2026; holds 6,543,986 after (Indirect).
- Open-market sale: disposed of 101,877 Class A Common Stock at $107.64 ($10,966,040) on August 12, 2026; holds 1,949,966 after (Indirect).
- Open-market sale: disposed of 57,980 Class A Common Stock at $108.16 ($6,271,117) on August 12, 2026; holds 1,891,986 after (Indirect).
- Open-market sale: disposed of 78,040 Class A Common Stock at $107.64 ($8,400,226) on August 12, 2026; holds 1,954,824 after (Indirect).
- Open-market sale: disposed of 44,421 Class A Common Stock at $108.16 ($4,804,575) on August 12, 2026; holds 1,910,403 after (Indirect).
- Open-market sale: disposed of 16,352 Class A Common Stock at $107.64 ($1,760,129) on August 12, 2026; holds 644,347 after (Indirect).
- Open-market sale: disposed of 9,305 Class A Common Stock at $108.16 ($1,006,429) on August 12, 2026; holds 635,042 after (Indirect).
Sentiment
Score: 2
Explanation: StockSavvy.ai views this as a mildly negative signal: an insider sold $231,601,955 of stock on the open market.
Insider Transactions
Magnetar Financial LLC — 10% owner
Magnetar Capital Partners LP — 10% owner
Supernova Management LLC — 10% owner
David J. Snyderman — 10% owner
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-08-12 | Open-market sale | Class A Common Stock | 107,538 | $108 | $11.6M | 3,975,372 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 61,199 | $108 | $6.6M | 3,914,173 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 367,433 | $108 | $39.6M | 17,208,727 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 209,134 | $108 | $22.6M | 16,999,593 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 184,794 | $108 | $19.9M | 1,788,988 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 105,180 | $108 | $11.4M | 1,683,808 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 50,906 | $108 | $5.5M | 961,967 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 28,986 | $108 | $3.1M | 932,981 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 4,979 | $108 | $535.9K | 233,215 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 2,834 | $108 | $306.5K | 230,381 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 107,386 | $108 | $11.6M | 3,571,844 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 61,114 | $108 | $6.6M | 3,510,730 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 147,418 | $108 | $15.9M | 4,354,193 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 83,914 | $108 | $9.1M | 4,270,279 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 44,878 | $108 | $4.8M | 794,289 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 25,541 | $108 | $2.8M | 768,748 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 157,192 | $108 | $16.9M | 6,633,456 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 89,470 | $108 | $9.7M | 6,543,986 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 101,877 | $108 | $11.0M | 1,949,966 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 57,980 | $108 | $6.3M | 1,891,986 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 78,040 | $108 | $8.4M | 1,954,824 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 44,421 | $108 | $4.8M | 1,910,403 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 16,352 | $108 | $1.8M | 644,347 |
| 2026-08-12 | Open-market sale | Class A Common Stock | 9,305 | $108 | $1.0M | 635,042 |
Key Dates
| Date | Description |
|---|---|
| 2026-08-12 | Open-market sale (107,538 shares) |
| 2026-08-12 | Open-market sale (61,199 shares) |
| 2026-08-12 | Open-market sale (367,433 shares) |
| 2026-08-12 | Open-market sale (209,134 shares) |
| 2026-08-12 | Open-market sale (184,794 shares) |
| 2026-08-12 | Open-market sale (105,180 shares) |
| 2026-08-12 | Open-market sale (50,906 shares) |
| 2026-08-12 | Open-market sale (28,986 shares) |
| 2026-08-12 | Open-market sale (4,979 shares) |
| 2026-08-12 | Open-market sale (2,834 shares) |
| 2026-08-12 | Open-market sale (107,386 shares) |
| 2026-08-12 | Open-market sale (61,114 shares) |
| 2026-08-12 | Open-market sale (147,418 shares) |
| 2026-08-12 | Open-market sale (83,914 shares) |
| 2026-08-12 | Open-market sale (44,878 shares) |
| 2026-08-12 | Open-market sale (25,541 shares) |
| 2026-08-12 | Open-market sale (157,192 shares) |
| 2026-08-12 | Open-market sale (89,470 shares) |
| 2026-08-12 | Open-market sale (101,877 shares) |
| 2026-08-12 | Open-market sale (57,980 shares) |
| 2026-08-12 | Open-market sale (78,040 shares) |
| 2026-08-12 | Open-market sale (44,421 shares) |
| 2026-08-12 | Open-market sale (16,352 shares) |
| 2026-08-12 | Open-market sale (9,305 shares) |
Keywords
insider transaction, Form 4, CRWV, CoreWeave, Inc., bearish, Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC, David J. Snyderman
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