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Equibles

CAPSTONE INVESTMENT ADVISORS, LLC

Position in STX — Seagate Technology Holdings plc

CIK 1426196 NEW YORK, NY
Back to STX Full portfolio

Position in STX

as of Jun 30, 2026 · filed Aug 17, 2026
Position Value
$915,785
+$507,572 QoQ
Shares Held
949
-8.9% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#1,072
of 1,934 holders
Holding Since
Jun 2021
21 quarters on record
Voting authority Sole 0% Shared 100% None 0%

Common Shares in STX Over Time

Shares Held

Position Value (USD)

Derivatives in STX

reported options exposure · as of Jun 30, 2026
CallValue
$675,500
CallShares
700
PutValue
$49,215,000
PutShares
51,000

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 Computer Hardware

Technology · as of Jun 30, 2026

CAPSTONE INVESTMENT ADVISORS, LLC holds $76,886,223 across 6 Computer Hardware names. STX ranks #4 (1.2% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 SNDK
Sandisk Corp
 19,435 $44,189,942
2 SMCI
Super Micro Computer, Inc.
 374,289,574 $29,419,825
3 DELL
Dell Technologies Inc.
 2,212 $954,389
4 STX
Seagate Technology Holdings plc
This page 		949 $915,785
5 P
Everpure, Inc.
 10,131 $798,221
6 WDC
Western Digital Corp
 952 $608,061

All Filings in STX

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $675,500 700
2026-06-30 $49,215,000 51,000
2026-06-30 $915,785 949
2026-03-31 $10,459,992 26,700
2026-03-31 $408,213 1,042
2026-03-31 $1,253,632 3,200
2025-12-31 $2,671,283 9,700
2025-12-31 $1,376,950 5,000
2025-12-31 $1,111,198 4,035
2025-09-30 $207,732 880
2025-09-30 $684,574 2,900
2025-09-30 $1,912,086 8,100
2025-06-30 $331,959 2,300
2025-06-30 $1,197,939 8,300
2025-03-31 $475,720 5,600
2025-03-31 $275,662 3,245
2025-03-31 $1,036,390 12,200
2024-12-31 $2,813,706 32,600
2024-12-31 $888,993 10,300
2024-12-31 $717,408 8,312
2024-09-30 $2,935,404 26,800
2024-09-30 $1,401,984 12,800
2024-06-30 $1,084,335 10,500
2024-06-30 $2,468,153 23,900
2024-03-31 $1,693,510 18,200
2024-03-31 $865,365 9,300
2023-12-31 $2,902,580 34,000
2023-12-31 $896,385 10,500
2023-09-30 $37,393 567
2023-09-30 $1,767,460 26,800
2023-09-30 $527,600 8,000
2023-06-30 $303,163 4,900
2023-06-30 $1,534,376 24,800
2023-06-30 $302,111 4,883
2023-03-31 $1,474,476 22,300
2023-03-31 $323,988 4,900
2023-03-31 $181,301 2,742
2022-12-31 $60,080 1,142
2022-12-31 $189,396 3,600
2022-12-31 $3,666,917 69,700
2022-09-30 $250,181 4,700
2022-09-30 $2,927,650 55,000
2022-09-30 $2,619,022 49,202
2022-06-30 $3,807,752 53,300
2022-06-30 $2,189,350 30,646
2022-06-30 $450,072 6,300
2022-03-31 $2,258,467 25,122
2022-03-31 $8,037,060 89,400
2022-03-31 $2,373,360 26,400
2021-12-31 $2,519,454 22,300

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