Magnetar Financial LLC

CIK 0001352851 · EVANSTON, IL · Quarter end: 2026-06-30 · Filed on: 2026-08-14 · Open the SEC source

Magnetar Financial LLC reported 1,134 positions worth $10.96B as of June 30, 2026 (13F filed August 14, 2026). Largest holding: CRWV (47.3%).

Portfolio Value (AUM)Total value of the fund's US stock portfolio reported to the SEC.
$10.96B
2026 Q2
Positions
1,134
Top-10 ConcentrationHow much of the portfolio sits in the 10 largest holdings. High = concentrated bets.
54.3%
Est. Net Flow (Q)
2026 Q2
10 / 1134 positions shown
#SymbolCompanyTypeValue% Port.Shares1YYTD
1CRWVCOREWEAVE INCSH$5.18B47.26%52,062,927
2HPE 7.625 09-01-27HEWLETT PACKARD ENTERPRISE CSH$89.0M0.81%760,010
3WEDWEBSTER FINL CORPSH$88.4M0.81%1,156,698
4KVUEKENVUE INCSH$88.2M0.80%4,615,344
516115Q308CHART INDS INCSH$87.4M0.80%418,310
6NSCNORFOLK SOUTHN CORPSH$86.6M0.79%275,215
7JD 0.25 06-01-29JD.COM INCSH$85.1M0.78%86,634,000
8DDOMINION ENERGY INCSH$83.3M0.76%1,219,394
9TXNMTXNM ENERGY INCSH$82.2M0.75%1,448,220
10PENPENUMBRA INCSH$80.8M0.74%255,841

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Read the 2026-Q2 quarterly report · 13F Filing Calendar

Frequently Asked Questions

What stocks does Magnetar Financial LLC hold as of Q2 2026?

Magnetar Financial LLC reported 1134 positions worth $10.96B in its Q2 2026 13F filing. Largest positions: CRWV (47.3%), HPE 7.625 09-01-27 (0.8%), WED (0.8%), KVUE (0.8%) and CHART INDS INC (0.8%).

What did Magnetar Financial LLC buy in Q2 2026?

No previous quarter is available yet; the comparison appears with the next filing.

What did Magnetar Financial LLC sell in Q2 2026?

No previous quarter is available yet.

13F data shows quarter-end positions, is delayed by up to 45 days and covers only long positions in US-listed securities; short positions, most derivatives and non-US assets are not reported.