Magnetar Financial LLC 13F holdings
Magnetar Financial LLC reported 924 positions with a total reported value of $10.5B as of 2026-06-30, in its 13F for Q2 2026, filed 2026-08-14. Top holdings by reported value: CRWV COREWEAVE INC (49.5%), HPE HEWLETT PACKARD ENTERPRISE C (0.9%), WEBSTER FINL CORP (0.8%), KVUE KENVUE INC (0.8%), CHART INDS INC (0.8%). Against 2026-03-31 it opened 404 new positions and exited 400. Next 13F due by 2026-11-14, the legal deadline 45 days after the quarter ending 2026-09-30.
Email me when Magnetar Financial LLC files its 13F
A free account follows up to 10 funds. New 13F filings arrive in your daily or weekly digest. No password and no card.
Top holdings
25 largest of 924 positions · reported value as of 2026-06-30
| Holding | Shares | Reported value | % of portfolio |
|---|---|---|---|
| CRWV COREWEAVE INC | 52,062,927 | $5.2B | 49.5% |
| HPE HEWLETT PACKARD ENTERPRISE C | 760,010 | $89.0M | 0.9% |
| WEBSTER FINL CORP | 1,156,698 | $88.4M | 0.8% |
| KVUE KENVUE INC | 4,615,344 | $88.2M | 0.8% |
| CHART INDS INC | 418,310 | $87.4M | 0.8% |
| NORFOLK SOUTHN CORP | 275,215 | $86.6M | 0.8% |
| D DOMINION ENERGY INC | 1,219,394 | $83.3M | 0.8% |
| TXNM TXNM ENERGY INC | 1,448,220 | $82.2M | 0.8% |
| PEN PENUMBRA INC | 255,841 | $80.8M | 0.8% |
| TECK TECK RESOURCES LTD | 1,330,207 | $79.1M | 0.8% |
| MCHP MICROCHIP TECHNOLOGY INC. | 982,230 | $75.6M | 0.7% |
| GOOGL ALPHABET INC | 1,496,367 | $75.5M | 0.7% |
| WBD WARNER BROS DISCOVERY INC | 2,747,884 | $73.3M | 0.7% |
| ROKU ROKU INC | 507,080 | $70.0M | 0.7% |
| DBRG DIGITALBRIDGE GROUP INC | 4,118,704 | $65.0M | 0.6% |
| ORCL ORACLE CORP | 1,425,420 | $64.1M | 0.6% |
| NSA NATIONAL STORAGE AFFILIATES | 1,236,534 | $55.0M | 0.5% |
| SLAB SILICON LABORATORIES INC | 251,225 | $54.9M | 0.5% |
| TECH BIO-TECHNE CORP | 761,911 | $53.8M | 0.5% |
| APGE APOGEE THERAPEUTICS INC | 399,123 | $53.0M | 0.5% |
| CZR CAESARS ENTERTAINMENT INC NE | 1,746,938 | $52.7M | 0.5% |
| RAMP LIVERAMP HLDGS INC | 1,379,116 | $51.9M | 0.5% |
| QRVO QORVO INC | 548,149 | $51.1M | 0.5% |
| PAYO PAYONEER GLOBAL INC | 7,109,868 | $50.6M | 0.5% |
| AAUC ALLIED GOLD CORP | 2,108,808 | $50.1M | 0.5% |
SEC FORM 13F · Q2 2026 · VALUES AS REPORTED, NOT PRICES
New positions this quarter
Held at 2026-06-30, not at 2026-03-31 · 404 in all · reported value as of 2026-06-30
| Holding | Shares | Reported value | % of portfolio |
|---|---|---|---|
| D DOMINION ENERGY INC | 1,219,394 | $83.3M | 0.8% |
| TECH BIO-TECHNE CORP | 761,911 | $53.8M | 0.5% |
| APGE APOGEE THERAPEUTICS INC | 399,123 | $53.0M | 0.5% |
| CZR CAESARS ENTERTAINMENT INC NE | 1,746,938 | $52.7M | 0.5% |
| RAMP LIVERAMP HLDGS INC | 1,379,116 | $51.9M | 0.5% |
| BRKR BRUKER CORP | 115,132 | $49.0M | 0.5% |
| ACA ARCOSA INC | 316,267 | $46.0M | 0.4% |
| OGN ORGANON & CO | 2,810,019 | $38.0M | 0.4% |
| SMCI SUPER MICRO COMPUTER INC | 570,680 | $29.2M | 0.3% |
| CXII CHURCHILL CAP CORP XII | 2,970,000 | $29.2M | 0.3% |
| LEG LEGGETT & PLATT INC | 2,263,253 | $26.5M | 0.3% |
| GENERAL CATALYST GBL RESIL M | 3,125,000 | $25.8M | 0.2% |
| CCAQ COLLECTIVE ACQUISITION CORP | 3,267,000 | $21.9M | 0.2% |
| BRUN BOOST RUN INC | 639,123 | $20.8M | 0.2% |
| RREV RRE VENTURES ACQUISITION COR | 2,666,660 | $20.1M | 0.2% |
| KEYY KEYSTONE ACQUISITION CORP | 2,000,000 | $20.1M | 0.2% |
| GSRV GSR V ACQUISITION CORP | 1,965,000 | $19.7M | 0.2% |
| IPVV INTERPRIVATE INVTS PARTNERS | 1,917,355 | $19.0M | 0.2% |
| GHXI GORES HOLDINGS XI INC | 1,800,000 | $18.3M | 0.2% |
| WLCO WILCO 63 CORP | 1,800,000 | $17.9M | 0.2% |
| CGCF CARTESIAN GROWTH CORP IV | 1,750,000 | $17.5M | 0.2% |
| SPCX SPACE EXPLORATION TECHN CORP | 100,000 | $17.1M | 0.2% |
| GUAC BERTO ACQUISITION CORP II | 1,600,000 | $16.2M | 0.2% |
| ACGC ACP HOLDINGS ACQUISITION COR | 2,400,000 | $16.2M | 0.2% |
| KENSINGTON CAP ACQUISITION | 1,936,735 | $16.0M | 0.2% |
Sold out
Held at 2026-03-31, gone by 2026-06-30 · 400 in all · reported value as of 2026-03-31
| Holding | Shares 2026-03-31 | Reported value | % of portfolio then |
|---|---|---|---|
| AIR LEASE CORP | 1,342,230 | $87.2M | 0.9% |
| PROASSURANCE CORP | 3,246,435 | $80.3M | 0.8% |
| MASIMO CORP | 427,081 | $76.0M | 0.8% |
| CSG SYS INTL INC | 807,431 | $64.5M | 0.7% |
| AMICUS THERAPEUTIC | 3,986,058 | $57.6M | 0.6% |
| TRI POINTE HOMES INC | 1,188,448 | $55.5M | 0.6% |
| ARCELLX INC | 394,931 | $45.3M | 0.5% |
| THERMON GROUP HLDGS INC | 757,996 | $38.2M | 0.4% |
| APELLIS PHARMACEUTICALS INC | 869,229 | $35.0M | 0.4% |
| CANTALOUPE INC | 2,680,584 | $29.0M | 0.3% |
| SUN CTRY AIRLS HLDGS INC | 1,715,845 | $28.3M | 0.3% |
| MOUNTAIN LAKE ACQUISITION CO | 3,800,000 | $20.5M | 0.2% |
| LIVE OAK ACQUISITION CORP V | 2,624,600 | $19.5M | 0.2% |
| CALAVO GROWERS INC | 671,272 | $17.3M | 0.2% |
| KENSINGTON CAP ACQUIST CORP | 1,549,399 | $15.6M | 0.2% |
| TERNS PHARMACEUTICALS INC | 281,614 | $14.8M | 0.2% |
| APO APOLLO GLOBAL MGMT INC | 250,000 | $14.7M | 0.2% |
| ARES ARES MANAGEMENT CORPORATION | 382,250 | $14.0M | 0.1% |
| DAY ONE BIOPHARMACEUTICALS I | 645,173 | $13.8M | 0.1% |
| AMERICAN WOODMARK CORP | 313,986 | $12.5M | 0.1% |
| WILLOW LANE ACQUISITION CORP | 1,441,358 | $11.5M | 0.1% |
| CARTESIAN GROWTH CORP III | 1,500,000 | $10.6M | 0.1% |
| DUNE ACQUISITION CORP II | 1,487,500 | $9.0M | <0.1% |
| A PARADISE ACQUISITION CORP | 1,599,984 | $8.5M | <0.1% |
| CANTOR EQUITY PARTNERS III I | 500,000 | $5.2M | <0.1% |
Biggest increases and decreases
Positions held at both quarter ends, by change in shares · reported value as of 2026-06-30
Increases
| Holding | Shares 2026-03-31 | Shares 2026-06-30 | Change | Reported value |
|---|---|---|---|---|
| GOOGL ALPHABET INC | 4,593 | 1,496,367 | +32,479.3% | $75.5M |
| ROKU ROKU INC | 3,645 | 507,080 | +13,811.7% | $70.0M |
| PAYO PAYONEER GLOBAL INC | 13,173 | 7,109,868 | +53,873.0% | $50.6M |
| ORCL ORACLE CORP | 650,000 | 1,425,420 | +119.3% | $64.1M |
| SYNA SYNAPTICS INC | 3,715 | 144,948 | +3,801.7% | $18.0M |
| NOVT NOVANTA INC | 500,000 | 700,563 | +40.1% | $47.8M |
| SUMA SUMA ACQUISITION CORP | 1,485,000 | 2,970,000 | +100.0% | $15.1M |
| DBCA D BORAL ACQUISITION I CORP | 1,750,000 | 2,625,000 | +50.0% | $17.8M |
| AACO ABONY ACQUISITION CORP I | 1,950,000 | 2,600,000 | +33.3% | $19.6M |
| NEE NEXTERA ENERGY INC | 527,250 | 627,250 | +19.0% | $30.5M |
| CAQ CAMBRIDGE ACQUISITION CORP | 1,700,000 | 2,266,660 | +33.3% | $17.0M |
| KPET KPET ULTRA PACELINE CORP | 529,819 | 957,852 | +80.8% | $8.3M |
Decreases
| Holding | Shares 2026-03-31 | Shares 2026-06-30 | Change | Reported value |
|---|---|---|---|---|
| CRWV COREWEAVE INC | 68,566,394 | 52,062,927 | -24.1% | $5.2B |
| VEECO INSTRS INC DEL | 1,266,626 | 277,389 | -78.1% | $21.0M |
| HPE HEWLETT PACKARD ENTERPRISE C | 932,748 | 760,010 | -18.5% | $89.0M |
| CHURCHILL CAP CORP XI | 2,970,000 | 2,188,525 | -26.3% | $35.5M |
| TECK TECK RESOURCES LTD | 1,497,834 | 1,330,207 | -11.2% | $79.1M |
| AAUC ALLIED GOLD CORP | 2,518,867 | 2,108,808 | -16.3% | $50.1M |
| WBD WARNER BROS DISCOVERY INC | 3,017,092 | 2,747,884 | -8.9% | $73.3M |
| WHEELER REAL ESTATE INVT TR | 554,404 | 409,335 | -26.2% | $19.6M |
| TONT GRAF GLOBAL CORP | 2,420,036 | 1,656,676 | -31.5% | $9.5M |
| AGO ASSURED GUARANTY LTD | 48,431 | 3,681 | -92.4% | $295.1K |
| MCHP MICROCHIP TECHNOLOGY INC. | 1,025,161 | 982,230 | -4.2% | $75.6M |
| MDB MONGODB INC | 13,442 | 4,099 | -69.5% | $1.4M |
CIK 1352851 · 13F FILINGS ON EDGAR · INFORMATIONAL ONLY
More 13F data
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
Privacy · Terms