Balyasny Asset Management L.P.
Position in STX — Seagate Technology Holdings plc
CIK 1218710
Chicago, IL
Position in STX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$155,190,239
+$153,088,463 QoQ
Shares Held
396,136
+5090.5% QoQ
Ownership
0.177%
of shares outstanding
% of Portfolio
0.33%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2021
16 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, 2026CallValue
$901,048
CallShares
2,300
PutValue
$430,936
PutShares
1,100
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, 2026Balyasny Asset Management L.P. holds $357,817,530 across 11 Computer Hardware names. STX ranks #2 (43.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | WDC |
Western Digital Corp
|
616,559 | $166,773,043 | |
| 2 | STX |
Seagate Technology Holdings plc
This page
|
396,136 | $155,190,239 | |
| 3 | SNDK |
Sandisk Corp
|
28,337 | $18,003,629 | |
| 4 | LOGI |
Logitech International S.A.
|
141,497 | $12,893,206 | |
| 5 | ANET |
Arista Networks, Inc.
|
17,723 | $2,176,029 | |
| 6 | DELL |
Dell Technologies Inc.
|
9,773 | $1,604,042 | |
| 7 | QBTS |
D-Wave Quantum Inc.
|
38,581 | $556,723 | |
| 8 | HPQ |
Hp Inc
|
13,702 | $263,215 |
All Filings in STX
Export CSV
31 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 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. | ||||||