How many stocks does Magnetar Financial LLC own?

As of Q1 2026, Magnetar Financial LLC holds 1,130 positions in their 13F portfolio.

What is Magnetar Financial LLC's largest holding?

CRWV at 48.2% of portfolio, worth $4.7B.

What is Magnetar Financial LLC's total portfolio value?

$9.8B as of Q1 2026, tracked across 1,130 holdings.

Is Magnetar Financial LLC a hedge fund?

Magnetar Financial LLC is an institutional investment manager required to file SEC 13F reports. This includes hedge funds, mutual funds, pension funds, and other institutions managing over $100M.

How often does Magnetar Financial LLC report?

13F filings are due quarterly, approximately 45 days after each quarter end.

How has Magnetar Financial LLC's portfolio changed in Q1 2026?

View Magnetar Financial LLC's latest portfolio changes, new positions, and exits for Q1 2026 on HoldingsIntel.

What is Magnetar Financial LLC's investment strategy?

Magnetar Financial LLC is classified as a Diversified Scout fund based on HoldingsIntel's Fund DNA analysis of 6 behavioral dimensions.

HoldingsIntel

Magnetar Financial LLC Holdings Q1 2026 - Portfolio & Conviction Scores | HoldingsIntel

Magnetar Financial LLC

Institutional investor · Portfolio as of Q1 2026

SEC EDGAR SourceSEC Filings

$9.8B

AUM

1,130

Positions

Q1 2026

Filing

Rating · 3.0

Quarterly Portfolio Change

Activity profile

$ moved · Q1'26

New37%Increased13%Decreased12%Exited39%

Composition

Equity vs derivatives

Equity100%Puts0%Calls0%

Holding period

Avg 2.1 years

<1Q25%1-4Q29%1-2Y10%2Y+36%

Q1 2026 Summary

Active quarter - 570 new positions, 372 exits, 148 increased. Top move: WBS (INCREASED, conviction 68). Portfolio: $9.8B across 1130 positions.

Portfolio Allocation

Top holdings by portfolio weight

CRWV48.17%

AL0.89%

GTLS0.88%

TXNM0.88%

PEN0.84%

WBD0.83%

PRA0.82%

KVUE0.81%

WBS0.80%

AAUC0.79%

Other0.79%

Position Outcomes

Best and worst performing positions by estimated return

Top Winners

BARK1Q held

BARK INC

Avg $0.79 · $2M est. P&L

Est. P&L

+1017.72%

MXL1Q held

MAXLINEAR INC

Avg $17.29 · $3.6M est. P&L

Est. P&L

+434.07%

CRWV5Q held

COREWEAVE INC

Avg $40.18 · $4.6B est. P&L

Est. P&L

+168.73%

Top Losers

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View plans

Cost basis estimates based on full filing history using quarter-end prices. Actual transaction prices are not disclosed in 13F filings.

Top Holdings1,130 positions

Export CSV(Pro)

Activity:

Stock	Shares	Value	Weight	Price Trend	Avg Buy	Est. P&L	Held	Conviction
CRWV COREWEAVE INC	68.6M	$4.7B	48.2%	—	$40.18	+168.73%	5 qtrssince 2025-Q1	Increased 62
AL AIR LEASE CORP	1.3M	$87.2M	0.9%	—	$63.42	+2.41%	3 qtrssince 2025-Q3	Decreased 0
GTLS CHART INDS INC	420,404	$86.9M	0.9%	—	$201.38	+2.94%	3 qtrssince 2025-Q3	Decreased 0
TXNM TXNM ENERGY INC	1.5M	$86.2M	0.9%	—	$55.10	+7.54%	4 qtrssince 2025-Q2	Decreased 0
PEN PENUMBRA INC	251,433	$82.6M	0.8%	—	$340.16	-5.24%	1 qtr	New 58
WBD WARNER BROS DISCOVERY INC	3M	$81.7M	0.8%	—	$28.94	-6.43%	2 qtrssince 2025-Q4	Decreased 0
PRA PROASSURANCE CORP	3.2M	$80.3M	0.8%	—	$23.36	+4.94%	5 qtrssince 2025-Q1	Decreased 0
KVUE KENVUE INC	4.6M	$79.4M	0.8%	—	$17.13	-0.18%	2 qtrssince 2025-Q4	Decreased 0
WBS WEBSTER FINL CORP	1.1M	$78.9M	0.8%	—	$68.70	+3.57%	3 qtrssince 2025-Q3	Increased 68
AAUC ALLIED GOLD CORP	2.5M	$78.1M	0.8%	—	$31.40	-10.16%	1 qtr	New 58
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