BROWN BROTHERS HARRIMAN & CO
Position in STX — Seagate Technology Holdings plc
CIK 14661
NEW YORK, NY
Position in STX
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$5,843,075
+$4,451,152 QoQ
Shares Held
6,055
+70.4% QoQ
Ownership
0.003%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
#572
of 1,934 holders
Holding Since
Jun 2021
21 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in STX Over Time
Shares Held
Position Value (USD)
Position in Computer Hardware
Technology · as of Jun 30, 2026BROWN BROTHERS HARRIMAN & CO holds $100,291,911 across 10 Computer Hardware names. STX ranks #5 (5.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ANET |
Arista Networks, Inc.
|
426,155 | $72,395,211 | |
| 2 | SNDK |
Sandisk Corp
|
3,909 | $8,888,010 | |
| 3 | DELL |
Dell Technologies Inc.
|
13,689 | $5,906,255 | |
| 4 | WDC |
Western Digital Corp
|
9,230 | $5,895,385 | |
| 5 | STX |
Seagate Technology Holdings plc
This page
|
6,055 | $5,843,075 | |
| 6 | HPQ |
Hp Inc
|
37,609 | $825,141 | |
| 7 | SMCI |
Super Micro Computer, Inc.
|
12,482 | $366,097 | |
| 8 | P |
Everpure, Inc.
|
1,421 | $111,960 |
All Filings in STX
Export CSV
21 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $5,843,075 | 6,055 | Shares | Sole | 2026-08-12 | |
| 2026-03-31 | $1,391,923 | 3,553 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $514,428 | 1,868 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $278,550 | 1,180 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $118,639 | 822 | Shares | Sole | 2025-08-11 | |
| 2025-03-31 | $73,906 | 870 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $79,923 | 926 | Shares | Sole | 2025-02-12 | |
| 2024-09-30 | $336,257 | 3,070 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $343,476 | 3,326 | Shares | Sole | 2024-08-09 | |
| 2024-03-31 | $103,099 | 1,108 | Shares | Sole | 2024-05-10 | |
| 2023-12-31 | $68,722 | 805 | Shares | Sole | 2024-02-12 | |
| 2023-09-30 | $53,089 | 805 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $81,111 | 1,311 | Shares | Sole | 2023-08-07 | |
| 2023-03-31 | $82,583 | 1,249 | Shares | Sole | 2023-05-11 | |
| 2022-12-31 | $65,394 | 1,243 | Shares | Sole | 2023-02-09 | |
| 2022-09-30 | $70,103 | 1,317 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $97,229 | 1,361 | Shares | Sole | 2022-08-11 | |
| 2022-03-31 | $120,196 | 1,337 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $151,054 | 1,337 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $122,872 | 1,489 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $117,562 | 1,337 | Shares | Sole | 2021-08-13 | |
| No filing history on record for this holder in this stock. | ||||||