Balyasny Asset Management L.P.
Position in STX — Seagate Technology Holdings plc
CIK 1218710
Chicago, IL
Position in STX
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$247,185,715
+$91,995,476 QoQ
Shares Held
256,151
-35.3% QoQ
Ownership
0.113%
of shares outstanding
% of Portfolio
0.49%
of 13F equity value
Holder Rank
#95
of 1,934 holders
Holding Since
Jun 2021
17 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in STX Over Time
Shares Held
Position Value (USD)
Derivatives in STX
reported options exposure · as of Jun 30, 2026CallValue
$10,518,500
CallShares
10,900
PutValue
$386,000
PutShares
400
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, 2026Balyasny Asset Management L.P. holds $748,520,213 across 18 Computer Hardware names. STX ranks #1 (33.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | STX |
Seagate Technology Holdings plc
This page
|
256,151 | $247,185,715 | |
| 2 | SNDK |
Sandisk Corp
|
87,932 | $199,933,625 | |
| 3 | WDC |
Western Digital Corp
|
156,483 | $99,948,821 | |
| 4 | SMCI |
Super Micro Computer, Inc.
|
2,841,577 | $83,343,453 | |
| 5 | ANET |
Arista Networks, Inc.
|
489,047 | $83,079,304 | |
| 6 | P |
Everpure, Inc.
|
227,744 | $17,943,949 | |
| 7 | DDD |
3D Systems Corp
|
1,759,470 | $5,313,599 | |
| 8 | DELL |
Dell Technologies Inc.
|
6,869 | $2,963,697 |
All Filings in STX
Export CSV
34 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $10,518,500 | 10,900 | Call | Sole | 2026-08-14 | |
| 2026-06-30 | $386,000 | 400 | Put | Sole | 2026-08-14 | |
| 2026-06-30 | $247,185,715 | 256,151 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $430,936 | 1,100 | Put | Sole | 2026-05-15 | |
| 2026-03-31 | $901,048 | 2,300 | Call | Sole | 2026-05-15 | |
| 2026-03-31 | $155,190,239 | 396,136 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $2,101,776 | 7,632 | Shares | Sole | 2026-02-17 | |
| 2025-12-31 | $1,900,191 | 6,900 | Put | Sole | 2026-02-17 | |
| 2025-09-30 | $4,651,326 | 19,704 | Shares | Sole | 2025-11-14 | |
| 2025-09-30 | $1,463,572 | 6,200 | Put | Sole | 2025-11-14 | |
| 2025-06-30 | $635,052 | 4,400 | Put | Sole | 2025-08-14 | |
| 2025-06-30 | $1,414,434 | 9,800 | Call | Sole | 2025-08-14 | |
| 2025-06-30 | $852,701 | 5,908 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $11,468,250 | 135,000 | Call | Sole | 2025-05-15 | |
| 2025-03-31 | $174,142,912 | 2,049,946 | Shares | Sole | 2025-05-15 | |
| 2025-03-31 | $560,670 | 6,600 | Put | Sole | 2025-05-15 | |
| 2024-12-31 | $9,528,624 | 110,400 | Put | Sole | 2025-02-14 | |
| 2024-12-31 | $647,325 | 7,500 | Call | Sole | 2025-02-14 | |
| 2024-12-31 | $40,465,925 | 468,844 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $95,335,459 | 870,405 | Shares | Sole | 2024-11-14 | |
| 2024-03-31 | $35,287,537 | 379,232 | Shares | Sole | 2024-05-13 | |
| 2024-03-31 | $5,583,000 | 60,000 | Put | Sole | 2024-05-13 | |
| 2023-09-30 | $5,101,034 | 77,347 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $6,187,000 | 100,000 | Call | Sole | 2023-08-14 | |
| 2023-06-30 | $1,175,406 | 18,998 | Shares | Other | 2023-08-14 | |
| 2023-06-30 | $6,187,000 | 100,000 | Put | Sole | 2023-08-14 | |
| 2022-12-31 | $6,784,005 | 128,949 | Shares | Other | 2023-02-14 | |
| 2022-09-30 | $1,510,720 | 28,381 | Shares | Other | 2022-11-15 | |
| 2022-06-30 | $7,144,000 | 100,000 | Call | Sole | 2022-08-15 | |
| 2022-03-31 | $5,663,700 | 63,000 | Put | Sole | 2022-05-16 | |
| 2021-09-30 | $9,159,720 | 111,000 | Put | Sole | 2021-12-01 | |
| 2021-09-30 | $8,690,346 | 105,312 | Shares | Sole | 2021-12-01 | |
| 2021-06-30 | $22,756,371 | 258,801 | Shares | Sole | 2021-08-16 | |
| 2021-06-30 | $422,626,752 | 4,806,400 | Call | Sole | 2021-08-16 | |
| No filing history on record for this holder in this stock. | ||||||