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Twin Tree Management, LP

Position in ARM — Arm Holdings PLC /Uk

CIK 1535588 DALLAS, TX

Position in ARM

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$1,806,888
-$1,772,245 QoQ
Shares Held
5,096
-78.5% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.32%
of 13F equity value
Holder Rank
#387
of 955 holders
Holding Since
Sep 2024
8 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ARM Over Time

Shares Held

Position Value (USD)

Derivatives in ARM

reported options exposure · as of Jun 30, 2026
CallValue
$1,240,995
CallShares
3,500
PutValue
$40,350,066
PutShares
113,800

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Semiconductors

Technology · as of Jun 30, 2026

Twin Tree Management, LP holds $44,792,174 across 22 Semiconductors names. ARM ranks #9 (4.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ARM

Export CSV
24 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $40,350,066 113,800
2026-06-30 $1,240,995 3,500
2026-06-30 $1,806,888 5,096
2026-03-31 $26,141,184 172,800
2026-03-31 $3,579,133 23,659
2026-03-31 $4,719,936 31,200
2025-12-31 $4,416,124 40,400
2025-12-31 $15,421,345 141,079
2025-12-31 $36,607,919 334,900
2025-09-30 $13,568,891 95,900
2025-09-30 $113,489,129 802,100
2025-09-30 $15,690,392 110,894
2025-06-30 $33,548,757 207,424
2025-06-30 $15,510,866 95,900
2025-06-30 $170,781,266 1,055,900
2025-03-31 $58,624,292 548,968
2025-03-31 $1,665,924 15,600
2025-03-31 $83,232,126 779,400
2024-12-31 $44,591,062 361,471
2024-12-31 $109,284,624 885,900
2024-12-31 $2,393,184 19,400
2024-09-30 $2,230,956 15,600
2024-09-30 $77,182,497 539,700
2024-09-30 $19,295,052 134,921