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D. E. Shaw & Co., Inc.

Position in STX — Seagate Technology Holdings plc

CIK 1009207 New York, NY

Position in STX

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$505,203,118
+$285,862,695 QoQ
Shares Held
1,289,573
+61.9% QoQ
Ownership
0.575%
of shares outstanding
% of Portfolio
0.45%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2021
20 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in STX Over Time

Shares Held

Position Value (USD)

Derivatives in STX

reported options exposure · as of Mar 31, 2026
CallValue
$91,045,024
CallShares
232,400
PutValue
$112,748,528
PutShares
287,800

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 Computer Hardware

Technology · as of Mar 31, 2026

D. E. Shaw & Co., Inc. holds $2,509,565,439 across 17 Computer Hardware names. STX ranks #3 (20.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 STX
Seagate Technology Holdings plc
This page
1,289,573 $505,203,118

All Filings in STX

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $112,748,528 287,800
2026-03-31 $91,045,024 232,400
2026-03-31 $505,203,118 1,289,573
2025-12-31 $70,554,918 256,200
2025-12-31 $85,343,361 309,900
2025-12-31 $219,340,423 796,472
2025-09-30 $51,956,806 220,100
2025-09-30 $473,391,419 2,005,386
2025-09-30 $73,414,660 311,000
2025-06-30 $8,558,769 59,300
2025-06-30 $243,688,936 1,688,415
2025-06-30 $12,412,380 86,000
2025-03-31 $356,790 4,200
2025-03-31 $8,613,930 101,400
2025-03-31 $1,229,396 14,472
2024-12-31 $4,151,511 48,100
2024-12-31 $8,104,509 93,900
2024-12-31 $13,383,055 155,058
2024-09-30 $7,809,489 71,300
2024-09-30 $9,737,217 88,900
2024-09-30 $974,488 8,897
2024-06-30 $4,893,035 47,381
2024-06-30 $3,098,100 30,000
2024-03-31 $2,791,500 30,000
2024-03-31 $1,877,842 20,181
2023-12-31 $853,700 10,000
2023-12-31 $889,726 10,422
2023-12-31 $5,318,551 62,300
2023-09-30 $4,702,235 71,300
2023-09-30 $4,108,685 62,300
2023-09-30 $1,935,500 29,348
2023-06-30 $5,438,373 87,900
2023-06-30 $2,349,327 37,972
2023-06-30 $4,664,998 75,400
2023-03-31 $7,425,276 112,300
2023-03-31 $9,646,908 145,900
2022-12-31 $14,262,571 271,100
2022-12-31 $18,039,969 342,900
2022-12-31 $11,181,413 212,534
2022-09-30 $14,600,989 274,300
2022-09-30 $8,736,746 164,132
2022-09-30 $8,708,428 163,600
2022-06-30 $4,334,907 60,679
2022-06-30 $6,015,248 84,200
2022-06-30 $15,002,400 210,000
2022-03-31 $3,164,480 35,200
2022-03-31 $2,153,464 23,954
2022-03-31 $13,655,810 151,900
2021-12-31 $27,216,882 240,900
2021-12-31 $7,366,296 65,200