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Brown Brothers Harriman & Co’s Seagate STX Stock Holding History

Brown Brothers Harriman & Co’s Portfolio STX Stock Details STX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$5.84M Buy
6,055
+2,502
+70% +$1.91M 0.03% 205
2026
Q1 		$1.39M Buy
3,553
+1,685
+90% +$643K 0.01% 369
2025
Q4 		$514K Buy
1,868
+688
+58% +$179K ﹤0.01% 526
2025
Q3 		$279K Buy
1,180
+358
+44% +$61.1K ﹤0.01% 610
2025
Q2 		$119K Sell
822
-48
-6% -$4.97K ﹤0.01% 751
2025
Q1 		$73.9K Sell
870
-56
-6% -$5.29K ﹤0.01% 760
2024
Q4 		$79.9K Sell
926
-2,144
-70% -$216K ﹤0.01% 770
2024
Q3 		$336K Sell
3,070
-256
-8% -$26.2K ﹤0.01% 485
2024
Q2 		$343K Buy
3,326
+2,218
+200% +$207K ﹤0.01% 437
2024
Q1 		$103K Buy
1,108
+303
+38% +$26.6K ﹤0.01% 642
2023
Q4 		$68.7K Hold
805
– – ﹤0.01% 682
2023
Q3 		$53.1K Sell
805
-506
-39% -$32.6K ﹤0.01% 696
2023
Q2 		$81.1K Buy
1,311
+62
+5% +$3.79K ﹤0.01% 636
2023
Q1 		$82.6K Buy
1,249
+6
+0.5% +$382 ﹤0.01% 652
2022
Q4 		$65.4K Sell
1,243
-74
-6% -$3.93K ﹤0.01% 672
2022
Q3 		$70K Sell
1,317
-44
-3% -$3.18K ﹤0.01% 667
2022
Q2 		$97K Buy
1,361
+24
+2% +$1.95K ﹤0.01% 585
2022
Q1 		$120K Hold
1,337
– – ﹤0.01% 602
2021
Q4 		$151K Sell
1,337
-152
-10% -$14.8K ﹤0.01% 532
2021
Q3 		$123K Buy
1,489
+152
+11% +$13.2K ﹤0.01% 533
2021
Q2 		$118K Buy
1,337
+42
+3% +$3.79K ﹤0.01% 526
2021
Q1 		$99K Sell
1,295
-3
-0.2% -$209 ﹤0.01% 523
2020
Q4 		$81K Buy
1,298
+478
+58% +$26.9K ﹤0.01% 590
2020
Q3 		$40K Sell
820
-50
-6% -$2.35K ﹤0.01% 612
2020
Q2 		$42K Sell
870
-523
-38% -$26.2K ﹤0.01% 595
2020
Q1 		$68K Buy
1,393
+120
+9% +$6.41K ﹤0.01% 500
2019
Q4 		$76K Hold
1,273
– – ﹤0.01% 603
2019
Q3 		$68K Buy
1,273
+432
+51% +$21.2K ﹤0.01% 592
2019
Q2 		$40K Sell
841
-299
-26% -$13.9K ﹤0.01% 628
2019
Q1 		$55K Sell
1,140
-52
-4% -$2.31K ﹤0.01% 562
2018
Q4 		$46K Hold
1,192
– – ﹤0.01% 525
2018
Q3 		$56K Buy
1,192
+311
+35% +$16.6K ﹤0.01% 504
2018
Q2 		$50K Hold
881
– – ﹤0.01% 493
2018
Q1 		$52K Buy
881
+400
+83% +$21.3K ﹤0.01% 471
2017
Q4 		$20K Hold
481
– – ﹤0.01% 651
2017
Q3 		$16K Hold
481
– – ﹤0.01% 619
2017
Q2 		$19K Buy
+481
New +$21K ﹤0.01% 600
2016
Q3 		– Sell
-1,000
Closed -$24K – 826
2016
Q2 		$24K Hold
1,000
– – ﹤0.01% 536
2016
Q1 		$34K Sell
1,000
-783
-44% -$25.2K ﹤0.01% 476
2015
Q4 		$65K Sell
1,783
-3,310
-65% -$126K ﹤0.01% 433
2015
Q3 		$228K Buy
5,093
+783
+18% +$37.9K ﹤0.01% 312
2015
Q2 		$205K Hold
4,310
– – ﹤0.01% 334
2015
Q1 		$224K Hold
4,310
– – ﹤0.01% 329
2014
Q4 		$287K Sell
4,310
-2,000
-32% -$124K ﹤0.01% 315
2014
Q3 		$361K Hold
6,310
– – ﹤0.01% 293
2014
Q2 		$359K Sell
6,310
-110
-2% -$5.93K ﹤0.01% 297
2014
Q1 		$361K Buy
6,420
+420
+7% +$22.5K ﹤0.01% 278
2013
Q4 		$336K Buy
6,000
+3,000
+100% +$148K ﹤0.01% 338
2013
Q3 		$131K Buy
3,000
+401
+15% +$16.9K ﹤0.01% 359
2013
Q2 		$117K Buy
+2,599
New +$105K ﹤0.01% 445

Other funds holding STX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
WCM Investment Management
WCM Investment Management Laguna Beach, California $55.2B AUM 57.07% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Brown Brothers Harriman & Co's STX Position: Q2 2026 in Review

Brown Brothers Harriman & Co increased its Seagate (STX) stake by 70% in Q2 2026, buying an estimated $1.91M and bringing the position to 6,055 shares worth $5.84M. The position accounts for 0.03% of the portfolio, ranked #205.

Brown Brothers Harriman & Co first reported a position in STX in Q2 2013 and has held it in 50 quarters since. 1,957 funds tracked by Wall St. Rank hold STX as of Q2 2026.

  • Brown Brothers Harriman & Co held 6,055 shares of Seagate worth $5.84M as of Q2 2026.
  • Brown Brothers Harriman & Co bought 2,502 Seagate shares in Q2 2026, an estimated $1.91M.
  • Seagate made up 0.03% of Brown Brothers Harriman & Co's portfolio in Q2 2026, its #205 holding.
  • Brown Brothers Harriman & Co first reported a position in Seagate in Q2 2013 and has held it in 50 quarters since.
  • 1,957 funds tracked by Wall St. Rank held Seagate as of Q2 2026.

Based on Brown Brothers Harriman & Co's 13F filing for Q2 2026, filed 12 Aug 2026.