Magnetar Financial LLC

View all activity View 13F on SEC

Data as of Q4 2025

Institutional investor tracked via SEC 13F filings. Portfolio snapshot as of 2025-12-31.SEC EDGAR Source

Assets Under Management

$10.2B

Total Positions

895

New This Quarter

467

Filing Period

2025-12-31

Portfolio Allocation

Top holdings by portfolio weight

CRWV47.84%

GTLS1.01%

AL1.00%

TXNM0.98%

NSC0.97%

CMA0.97%

REVG0.96%

WBD0.90%

KVUE0.89%

TECK0.88%

Other10.01%

Position Outcomes

Best and worst performing positions by estimated return

Top Winners

FROG4Q held

JFrog Ltd

Avg $32.00 · $246,205 est. P&L

Est. P&L

+104.59%

B3Q held

BARRICK MNG CORP

Avg $22.11 · $2.2M est. P&L

Est. P&L

+100.08%

CRWV4Q held

CoreWeave Inc

Avg $40.00 · $2.3B est. P&L

Est. P&L

+84.75%

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 Holdings(Showing 25 of 881 — sorted by value)

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Activity:

Stock	Shares	Value	Weight	Price Trend	Avg Buy	Est. P&L	Held	Conviction
CRWV CoreWeave Inc	68.2M	$4.9B	47.8%	—	$40.00	+84.75%	4 qtrs	Decreased 0
GTLS Chart Industries Inc	501,505	$103.4M	1.0%	—	$201.38	+2.48%	2 qtrs	Increased 60
AL AIR LEASE CORP	1.6M	$101.9M	1.0%	—	$63.42	+1.32%	2 qtrs	Increased 42
TXNM TXNM Energy Inc	1.7M	$100M	1.0%	—	$55.10	+6.21%	3 qtrs	Increased 42
NSC Norfolk Southern Corp	343,984	$99.3M	1.0%	—	$296.87	-2.71%	2 qtrs	Decreased 0
CMA Comerica Inc	1.1M	$99.1M	1.0%	—	$87.47	0.00%	1 qtr	New 58
REVG REV GROUP INC	1.6M	$97.8M	1.0%	—	$61.14	0.00%	1 qtr	New 58
WBD Warner Bros Discovery Inc	3.2M	$91.7M	0.9%	—	$28.94	0.00%	1 qtr	New 58
KVUE Kenvue Inc	5.3M	$90.8M	0.9%	—	$17.13	0.00%	1 qtr	New 58
TECK TECK RESOURCES LTD	1.9M	$90.1M	0.9%	—	$46.07	+4.12%	3 qtrs	Increased 68
FYBR Frontier Communications Parent Inc	2.3M	$89.2M	0.9%	—	$35.68	+6.69%	6 qtrs	Increased 44
CYBR CyberArk Software Ltd	199,487	$89M	0.9%	—	$483.82	-6.72%	2 qtrs	Decreased 0
TGNA TEGNA Inc	4.4M	$84.5M	0.8%	—	$19.97	-2.61%	3 qtrs	Increased 44
PRA PROASSURANCE CORP	3.5M	$84.2M	0.8%	—	$23.36	+3.10%	4 qtrs	Increased 48
RNA AVIDITY BIOSCIENCES INC C	1.2M	$83.6M	0.8%	—	$72.15	0.00%	1 qtr	New 58
CFLT Confluent Inc	2.6M	$79.5M	0.8%	—	$30.13	0.00%	1 qtr	New 58
EXAS EXACT SCIENCES CORP	708,272	$71.9M	0.7%	—	$101.90	0.00%	1 qtr	New 58
CSGS CSG SYS INTL INC	804,349	$61.7M	0.6%	—	$76.69	0.00%	1 qtr	New 58
STAA STAAR SURGICAL CO	2.5M	$57.1M	0.6%	—	$24.98	-7.10%	2 qtrs	Increased 67
FOLD AMICUS THERAPEUTICS INC	4M	$56.5M	0.6%	—	$14.25	0.00%	1 qtr	New 57
HOUS ANYWHERE REAL ESTATE INC	4M	$56M	0.5%	—	$12.52	+13.55%	2 qtrs	Increased 66
82452J307 SHIFT4 PMTS INC	685,000	$54.8M	0.5%	—	—	—	—	Increased 52
DAY Dayforce Inc	781,152	$54M	0.5%	—	$68.84	+0.55%	2 qtrs	Increased 43
CDTX CIDARA THERAPEUTICS INC	232,537	$51.4M	0.5%	—	$220.80	0.00%	1 qtr	New 57
VECO VEECO INSTRS INC DEL	1.7M	$48.3M	0.5%	—	$29.11	0.00%	1 qtr	New 48
Showing 25 of 881 results.PROUpgrade to see all →

Accumulation Streaks

Positions with 2+ consecutive quarters of increases — persistent directional conviction.

Security

FYBRFrontier Communications Parent Inc

Q4 2024 → Q4 2025+1M shares+$42.4M

LBRDKLIBERTY BROADBAND CORP

Q1 2025 → Q4 2025+110,386 shares-$11M

ARESARES MANAGEMENT CORPORATION

Q2 2025 → Q4 2025+647,250 shares+$33.4M

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Data sourced from SEC EDGAR 13F filings. Not financial advice. Full disclaimer