Magnetar Financial LLC: insider trades.
Magnetar Financial LLC reported 99 non-derivative transactions on 10 SEC ownership filings in Q3 2026: 0 open-market purchases and 99 sales ($512.2M), across 1 company.
- Transactions
- 99
- Purchases (P)
- 0
- Sales (S)
- 99
- Companies
- 1
- Name as filed
- Magnetar Financial LLC
Companies
| Company | Relationship | Transactions |
|---|---|---|
| CoreWeave, Inc. (CRWV) | TenPercentOwner | 99 |
Transactions
| Date | Company | Code | Shares | Price | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-08-14 | CoreWeave, Inc. | S | 4,919 | $109.99 | 3,708,097 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 228 | $109.99 | 220,836 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 26 | $110 | 220,810 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 33,922 | $108.48 | 3,994,508 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 6,743 | $109.99 | 3,987,765 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 758 | $110 | 3,987,007 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 36,168 | $108.48 | 6,249,941 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 7,190 | $109.99 | 6,242,751 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 808 | $110 | 6,241,943 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 3,763 | $108.48 | 604,454 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 748 | $109.99 | 603,706 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 84 | $110 | 603,622 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 42,519 | $108.48 | 1,338,133 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 8,453 | $109.99 | 1,329,680 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 950 | $110 | 1,328,730 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 1,146 | $108.48 | 221,064 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 24,743 | $108.48 | 3,713,016 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 552 | $110 | 3,304,397 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 4,912 | $109.99 | 3,304,949 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 1,887 | $110 | 16,293,578 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 16,807 | $109.99 | 16,295,465 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 84,544 | $108.48 | 16,312,272 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 553 | $110 | 3,707,544 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 24,708 | $108.48 | 3,309,861 | Form 4/A |
| 2026-08-14 | CoreWeave, Inc. | S | 1,146 | $108.48 | 221,064 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 228 | $109.99 | 220,836 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 26 | $110 | 220,810 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 33,922 | $108.48 | 3,994,508 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 6,743 | $109.99 | 3,987,765 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 758 | $110 | 3,987,007 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 36,168 | $108.48 | 6,249,941 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 7,190 | $109.99 | 6,242,751 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 808 | $110 | 6,241,943 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 3,763 | $108.48 | 604,454 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 748 | $109.99 | 603,706 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 84 | $110 | 603,622 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 42,519 | $108.48 | 1,338,133 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 8,453 | $109.99 | 1,329,680 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 950 | $110 | 1,328,730 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 24,708 | $108.48 | 3,309,861 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 4,912 | $109.99 | 3,304,949 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 552 | $110 | 3,304,397 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 24,743 | $108.48 | 3,713,016 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 4,919 | $109.99 | 3,708,097 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 553 | $110 | 3,707,544 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 84,544 | $108.48 | 16,312,272 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 16,807 | $109.99 | 16,295,465 | Form 4 |
| 2026-08-14 | CoreWeave, Inc. | S | 1,887 | $110 | 16,293,578 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 120,857 | $110.98 | 3,363,829 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 29,260 | $115.61 | 3,334,569 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 35,756 | $107.75 | 4,234,523 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 165,923 | $110.98 | 4,068,600 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 40,170 | $115.61 | 4,028,430 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 38,126 | $107.75 | 6,505,860 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 176,919 | $110.98 | 6,328,941 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 42,832 | $115.61 | 6,286,109 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 18,929 | $107.75 | 1,891,474 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 87,835 | $110.98 | 1,803,639 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 5,605 | $110.98 | 223,567 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 3,967 | $107.75 | 631,075 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 18,403 | $110.98 | 612,672 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 4,455 | $115.61 | 608,217 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 26,085 | $107.75 | 3,888,088 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 121,028 | $110.98 | 3,767,060 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 29,301 | $115.61 | 3,737,759 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 89,114 | $107.75 | 16,910,479 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 413,543 | $110.98 | 16,496,936 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 100,120 | $115.61 | 16,396,816 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 44,818 | $107.75 | 1,638,990 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 207,984 | $110.98 | 1,431,006 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 50,354 | $115.61 | 1,380,652 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 1,209 | $107.75 | 229,172 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 26,044 | $107.75 | 3,484,686 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 1,357 | $115.61 | 222,210 | Form 4 |
| 2026-08-13 | CoreWeave, Inc. | S | 21,265 | $115.61 | 1,782,374 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 107,538 | $107.64 | 3,975,372 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 9,305 | $108.16 | 635,042 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 367,433 | $107.64 | 17,208,727 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 209,134 | $108.16 | 16,999,593 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 184,794 | $107.64 | 1,788,988 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 105,180 | $108.16 | 1,683,808 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 50,906 | $107.64 | 961,967 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 28,986 | $108.16 | 932,981 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 4,979 | $107.64 | 233,215 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 2,834 | $108.16 | 230,381 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 107,386 | $107.64 | 3,571,844 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 61,114 | $108.16 | 3,510,730 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 147,418 | $107.64 | 4,354,193 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 83,914 | $108.16 | 4,270,279 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 44,878 | $107.64 | 794,289 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 25,541 | $108.16 | 768,748 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 157,192 | $107.64 | 6,633,456 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 89,470 | $108.16 | 6,543,986 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 101,877 | $107.64 | 1,949,966 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 57,980 | $108.16 | 1,891,986 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 78,040 | $107.64 | 1,954,824 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 44,421 | $108.16 | 1,910,403 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 16,352 | $107.64 | 644,347 | Form 4 |
| 2026-08-12 | CoreWeave, Inc. | S | 61,199 | $108.16 | 3,914,173 | Form 4 |
Questions
What stock did Magnetar Financial LLC buy or sell?
Magnetar Financial LLC reported 99 non-derivative transactions on 10 SEC ownership filings in Q3 2026: 0 open-market purchases and 99 sales ($512.2M), across 1 company.
Is Magnetar Financial LLC the same person as other filers with this name?
This page covers SEC CIK 1352851 only. The SEC assigns each reporting owner a CIK, and people with the same name have different CIKs.
Source: SEC Insider Transactions Data Sets, Q3 2026. Reported as filed; we do not assess intent, performance or compliance. All filings for this CIK on SEC.gov.
Plain-text version for agents and LLMs: /insiders/magnetar-financial-llc-1352851.md
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