GROUP ONE TRADING 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

$3.4B

Total Positions

2,291

New This Quarter

714

Filing Period

2025-12-31

Portfolio Allocation

Top holdings by portfolio weight

SILJ0.18%

IREN0.08%

WBD0.08%

TIGR0.07%

NN0.06%

AMD0.06%

MAR0.05%

SOFI0.05%

CYTK0.05%

SIL0.04%

Other0.58%

Position Outcomes

Best and worst performing positions by estimated return

Top Winners

RDVT29Q held

RED VIOLET INC

Avg $6.54 · $2,219 est. P&L

Est. P&L

+771.25%

PRAX2Q held

PRAXIS PRECISION MEDICINES I

Avg $52.38 · $1.4M est. P&L

Est. P&L

+467.05%

ANRO4Q held

ALTO NEUROSCIENCE INC

Avg $3.48 · $20,439 est. P&L

Est. P&L

+416.27%

Top Losers

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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 2291 — sorted by value)

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Activity:

Stock	Shares	Value	Weight	Price Trend	Avg Buy	Est. P&L	Held	Conviction
SILJ AMPLIFY ETF TR	3.8M	$103.9M	0.2%	—	$28.13	0.00%	1 qtr	New 50
IREN IREN LIMITED	1.2M	$44.6M	0.1%	—	$8.76	+337.02%	8 qtrs	Decreased 0
WBD Warner Bros Discovery Inc	1.5M	$44.2M	0.1%	—	$12.70	+127.94%	15 qtrs	Increased 34
TIGR UP FINTECH HLDG LTD	4.2M	$40.6M	0.1%	—	$8.31	+14.50%	11 qtrs	Decreased 0
NN NEXTNAV INC	2.1M	$35.6M	0.1%	—	$12.03	+38.30%	10 qtrs	Decreased 0
AMD Advanced Micro Devices Inc	150,696	$32.3M	0.1%	—	$205.91	+4.58%	2 qtrs	Increased 47
MAR Marriott International Inc/MD	98,510	$30.6M	0.1%	—	$268.95	+16.73%	5 qtrs	Increased 31
SOFI SoFi Technologies Inc	1.2M	$30.2M	0.1%	—	$17.19	+54.49%	19 qtrs	Increased 41
CYTK Cytokinetics Inc	407,253	$25.9M	0.0%	—	$51.19	+19.89%	4 qtrs	Increased 46
SIL GLOBAL X FDS G	301,802	$25.2M	0.0%	—	$69.15	+23.66%	5 qtrs	Increased 46
AG FIRST MAJESTIC SILVER CORP	1.5M	$24.2M	0.0%	—	$9.31	+81.77%	12 qtrs	Decreased 0
DAL Delta Air Lines Inc	335,637	$23.3M	0.0%	—	$55.63	+24.65%	8 qtrs	Increased 31
PAAS PAN AMERN SILVER CORP C	449,526	$23.3M	0.0%	—	$38.80	+35.80%	29 qtrs	Increased 39
GDX VANECK ETF TRUST	268,523	$23M	0.0%	—	$84.73	+2.49%	3 qtrs	Increased 46
URA GLOBAL X FDS G	536,284	$22.9M	0.0%	—	$32.15	+33.17%	5 qtrs	Decreased 0
MMM 3M Co	141,695	$22.7M	0.0%	—	$160.45	0.00%	1 qtr	New 39
CAR Avis Budget Group Inc	176,213	$22.6M	0.0%	—	$128.84	0.00%	1 qtr	New 39
ET Energy Transfer LP	1.4M	$22.5M	0.0%	—	$16.80	-3.34%	4 qtrs	Increased 44
CRWD Crowdstrike Holdings Inc	47,858	$22.4M	0.0%	—	$482.46	-1.42%	3 qtrs	Increased 46
ONDS ONDAS HLDGS INC	2.2M	$21.9M	0.0%	—	$7.95	+13.12%	12 qtrs	Increased 33
HOOD Robinhood Markets Inc	185,809	$21M	0.0%	—	$37.19	+210.44%	16 qtrs	Decreased 0
UNH UnitedHealth Group Inc	63,611	$21M	0.0%	—	$389.16	-14.65%	17 qtrs	Increased 46
META Meta Platforms Inc	31,032	$20.5M	0.0%	—	$665.95	0.00%	1 qtr	New 39
KWEB KRANESHARES TRUST	601,559	$20.5M	0.0%	—	$34.39	0.00%	1 qtr	New 39
ASTS AST SpaceMobile Inc	277,737	$20.2M	0.0%	—	$39.65	+88.34%	12 qtrs	Decreased 0
Showing 25 of 2,291 results.PROUpgrade to see all →

Accumulation Streaks

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

Security

UPSUnited Parcel Service Inc

Q1 2024 → Q4 2025+177,420 shares+$17.4M

UAAUNDER ARMOUR INC C

Q4 2024 → Q4 2025+2M shares+$9.4M

CMBTCMB.TECH NV

Q4 2024 → Q4 2025+173,043 shares+$1.7M

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