HBK INVESTMENTS L P

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

$9.2B

Total Positions

164

New This Quarter

Filing Period

2025-12-31

Portfolio Allocation

Top holdings by portfolio weight

CYBR8.59%

EXAS6.10%

HOLX4.92%

NSC4.83%

DAY4.27%

CFLT3.56%

GTLS3.19%

EA3.07%

CMA2.71%

RNA2.47%

Other19.24%

Position Outcomes

Best and worst performing positions by estimated return

Top Winners

SNDK4Q held

Sandisk Corp/DE

Avg $48.54 · $45M est. P&L

Est. P&L

+394.88%

WDC4Q held

Western Digital Corp

Avg $47.64 · $3.7M est. P&L

Est. P&L

+269.59%

BTSG8Q held

BRIGHTSPRING HEALTH SVCS INC

Avg $16.71 · $6.3M est. P&L

Est. P&L

+125.28%

Top Losers

Upgrade to Pro to see the worst-performing positions.

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 133 — sorted by value)

Export CSV(Pro)

Activity:

Stock	Shares	Value	Weight	Price Trend	Avg Buy	Est. P&L	Held	Conviction
CYBR CyberArk Software Ltd	2.5M	$1.1B	8.6%	—	$482.49	-6.46%	2 qtrs	Increased 65
EXAS EXACT SCIENCES CORP	7.6M	$776.6M	6.1%	—	$101.90	0.00%	1 qtr	New 98
HOLX Hologic Inc	8.4M	$625.7M	4.9%	—	$74.54	0.00%	1 qtr	New 87
NSC Norfolk Southern Corp	2.1M	$615M	4.8%	—	$293.62	-1.63%	2 qtrs	Increased 85
DAY Dayforce Inc	7.9M	$542.9M	4.3%	—	$69.01	+0.31%	2 qtrs	Increased 89
CFLT Confluent Inc	15M	$453.6M	3.6%	—	$30.13	0.00%	1 qtr	New 87
GTLS Chart Industries Inc	2M	$406.1M	3.2%	—	$199.82	+3.28%	2 qtrs	Decreased 0
EA Electronic Arts Inc	1.9M	$390.3M	3.1%	—	$204.35	0.00%	1 qtr	New 86
CMA Comerica Inc	4M	$345.5M	2.7%	—	$87.47	0.00%	1 qtr	New 80
RNA AVIDITY BIOSCIENCES INC C	4.4M	$314.8M	2.5%	—	$72.15	0.00%	1 qtr	New 80
FYBR Frontier Communications Parent Inc	7.8M	$296.9M	2.3%	—	$37.73	+0.86%	2 qtrs	Increased 85
AL AIR LEASE CORP	4.6M	$295.6M	2.3%	—	$63.76	+0.79%	2 qtrs	Increased 78
LBRDK LIBERTY BROADBAND CORP	5.9M	$287.2M	2.3%	—	$62.93	-22.42%	2 qtrs	Increased 55
CDTX CIDARA THERAPEUTICS INC	1.3M	$278.3M	2.2%	—	$220.80	0.00%	1 qtr	New 80
WBD Warner Bros Discovery Inc	8.9M	$257.2M	2.0%	—	$25.32	+14.30%	4 qtrs	Increased 85
FOLD AMICUS THERAPEUTICS INC	15.3M	$217.2M	1.7%	—	$14.25	0.00%	1 qtr	New 70
SNV Synovus Financial Corp	3.8M	$189.5M	1.5%	—	$51.33	0.00%	1 qtr	New 70
AHL ASPEN INSURANCE HOLDINGS LTD ORD SH	4.5M	$167M	1.3%	—	$36.72	+0.87%	2 qtrs	Increased 59
BHF Brighthouse Financial Inc	2.1M	$136.1M	1.1%	—	$64.80	0.00%	1 qtr	New 69
TXNM TXNM Energy Inc	1.7M	$99.9M	0.8%	—	$58.52	0.00%	1 qtr	New 58
ARKB ARK 21SHARES BITCOIN ETF	2M	$57.1M	0.4%	—	$33.89	-13.92%	8 qtrs	Decreased 0
SNDK Sandisk Corp/DE	234,697	$55.7M	0.4%	—	$48.54	+394.88%	4 qtrs	Increased 35
KVUE Kenvue Inc	2.5M	$43.7M	0.3%	—	$17.13	0.00%	1 qtr	New 48
SIRI Sirius XM Holdings Inc	1.7M	$33.7M	0.3%	—	$19.96	0.00%	1 qtr	New 48
FETH FIDELITY ETHEREUM FD S	1.1M	$33.3M	0.3%	—	$31.21	-5.50%	6 qtrs	Unchanged 0
Showing 25 of 133 results.PROUpgrade to see all →

Accumulation Streaks

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

Security

SOLVSolventum Corp

Q4 2024 → Q4 2025+204,105 shares+$17.9M

GMEGameStop Corp

Q3 2025 → Q4 2025+308,025 shares+$6.1M

358039AB1FRESHPET INC

Q3 2025 → Q4 2025+17.2M shares+$19.4M

Upgrade to Pro to see all accumulation streaks

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