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SEC Form 13F · Q2 2026
Magnetar Capital portfolio
Alec Litowitz · Magnetar Financial LLC · CIK 0001352851
Latest 13F for the quarter ended Jun 30, 2026, filed Aug 14, 2026, compared with the quarter ended Mar 31, 2026.
Reported 13F value$11.0B
Holdings1,134
Top 10 concentration54.3%
New positions506
Added to141
Reduced192
Closed502
What changed in Q2 2026
Estimated trade value from reported units and period-end values
New positions
Added to
- ROKU+$69.5MROKU INC · +13811.7% · now 0.64%
- PAYO+$50.5MPAYONEER GLOBAL INC · +53873.0% · now 0.46%
- BABA 0.5 06/01/31+$35.9MALIBABA GROUP HLDG LTD · +93.0% · now 0.68%
- ORCL 6.5 01/15/29 D+$34.9MORACLE CORP · +119.3% · now 0.58%
Reduced
- CRWV−$1.6BCOREWEAVE INC · -24.1% · now 47.26%
- VECO−$75.0MVEECO INSTRS INC DEL · -78.1% · now 0.19%
- PCG 4.25 12/01/27−$22.7MPG&E CORP · -37.7% · now 0.34%
- HPE 7.625 09/01/27−$19.3MHEWLETT PACKARD ENTERPRISE C · -17.8% · now 0.81%
Closed
Holdings, Q2 2026
1,134 positions by reported value · includes 1 option positions
| Holding | Portfolio weight | Reported value | Shares / units | Change vs prior quarter |
|---|---|---|---|---|
| CRWVCOREWEAVE INC · COM CL A | 47.26% | $5.2B | 52,062,927 | -24.1% |
| HPE 7.625 09/01/27HEWLETT PACKARD ENTERPRISE C · 7.625 MAND CONV | 0.81% | $89.0M | 760,010 | -17.8% |
| WBSWEBSTER FINL CORP · COM | 0.81% | $88.4M | 1,156,698 | +1.8% |
| KVUEKENVUE INC · COM | 0.80% | $88.2M | 4,615,344 | +0.2% |
| 16115Q308CHART INDS INC · COM | 0.80% | $87.4M |
Source: SEC Form 13F filings (latest filing on sec.gov). Information and analytics, not investment advice. Holdings are reported as of the quarter end, not live positions; reported 13F value covers securities listed on Form 13F and is not the fund's total assets under management.