Magnetar Capital Partners LP
CIK 1353085 · last filed 2026-06-03
Magnetar Capital Partners LP is a corporate insider who has filed 35 SEC Form 4 insider transactions across 5 companies since 2007. The most recent filing, for CRWV, was dated Jun 3, 2026. Across all open-market trades the lifetime net is −$5.86B, making them a net seller over the disclosed history. Current disclosed insider exposure totals $380.1M across reported positions.
"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.
$380.13M
5
35
-$5.86B
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| CRWV | 10%+ Owner | 3,771,601 | $100.55 | $379.23M | -$5.81B | 29 | 2026-06-03 |
| WHLRP | 10%+ Owner | 108,973 | $8.20 | $893.6K | -$85.4K | 1 | 2026-04-09 |
| Rithm Property Trust Inc. (AJXA) Delisted | 10%+ Owner | 156,400 | $25.07 | $3.92M | -$39.21M | 2 | 2022-07-28 |
| KINTERA INC (UNCL) Delisted | 10%+ Owner | 3,971,990 | — | — | -$2.40M | 2 | 2008-05-19 |
| ATLAS ENERGY, INC. (ATLS) Delisted | 10%+ Owner | 2,655,030 | — | — | -$9.60M | 1 | 2008-04-15 |
Recent Filings
35 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-06-03 | CRWV | Sell (S) | — | $0 | EDGAR |
| 2026-05-08 | CRWV | Sell (S) | −2,348,040 | -$305.03M | EDGAR |
| 2026-05-08 | CRWV | Sell (S) | −4,810,624 | -$657.76M | EDGAR |
| 2026-05-08 | CRWV | Sell (S) | — | $0 | EDGAR |
| 2026-05-06 | CRWV | Sell (S) | −1,397,748 | -$178.46M | EDGAR |
| 2026-05-06 | CRWV | Sell (S) | — | $0 | EDGAR |
| 2026-05-01 | CRWV | Sell (S) | — | $0 | EDGAR |
| 2026-04-24 | CRWV | Sell (S) | −3,844,676 | -$469.58M | EDGAR |
| 2026-04-22 | CRWV | Sell (S) | −1,279,340 | -$150.10M | EDGAR |
| 2026-04-17 | CRWV | Sell (S) | −912,180 | -$107.91M | EDGAR |