Terminal · Institutions

Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.

Magnetar Financial LLC 13F Holdings -- Portfolio & Top Positions (2026-03-31)

Magnetar Financial LLC (CIK 1352851) reported $9.84B across 844 reported positions in its SEC 13F filing for 2026-03-31. Largest positions: CRWV ($4.74B, 48.17%), AL ($87.2M, 0.89%), PNM ($86.2M, 0.88%), GTLS ($86.9M, 0.88%), PEN ($82.6M, 0.84%). Source: SEC Form 13F.

RankTickerCompanyValue% PortfolioSharesAction
1CRWVCOREWEAVE INC$4.74B48.17%68.6MAdded
2ALAIR LEASE CORP$87.2M0.89%1.3MTrimmed
3PNMTXNM ENERGY INC$86.2M0.88%1.5MTrimmed
4GTLSCHART INDS INC$86.9M0.88%420,404Trimmed
5PENPENUMBRA INC$82.6M0.84%251,433New
6WBDWARNER BROS DISCOVERY INC$81.7M0.83%3.0MTrimmed
7PRAPROASSURANCE CORP$80.3M0.82%3.2MTrimmed
8KVUEKENVUE INC$79.4M0.81%4.6MTrimmed
9WBSWEBSTER FINL CORP$78.9M0.80%1.1MAdded
10TECKTECK RESOURCES LTD$77.5M0.79%1.5MTrimmed
11NSCNORFOLK SOUTHN CORP$77.7M0.79%275,161Trimmed
12AAUCDALLIED GOLD CORP$78.1M0.79%2.5MNew
13MASIMASIMO CORP$76.0M0.77%427,081Added
14JDJD.COM INC$74.6M0.76%74.7MAdded
15TCOMTRIP COM GROUP LTD$71.6M0.73%69.4MAdded
16DBRGDIGITALBRIDGE GROUP INC$65.0M0.66%4.2MAdded
17CSGSCSG SYS INTL INC$64.5M0.66%807,431Added
18PCG-PXPG&E CORP$61.3M0.62%59.0MAdded
19HPE-PCHEWLETT PACKARD ENTERPRISE C$60.3M0.61%925,000Added
20MCHPPMICROCHIP TECHNOLOGY INC.$58.9M0.60%1.0MNew
21FOLDAMICUS THERAPEUTIC$57.6M0.59%4.0MAdded
22TPHTRI POINTE HOMES INC$55.5M0.56%1.2MAdded
23SLABSILICON LABORATORIES INC$51.2M0.52%245,824New
24VALVALARIS LTD$47.8M0.49%487,289Added
25WTRGESSENTIAL UTILS INC$48.5M0.49%1.2MAdded

Source: SEC Form 13F filings · as of 2026-03-31