California State Teachers Retirement System (CalSTRS)
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California State Teachers Retirement System (CalSTRS)’s Seagate STX Stock Holding History

California State Teachers Retirement System (CalSTRS)’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
Q1 		$120M Sell
307,293
-93
-0% -$35.5K 0.13% 137
2025
Q4 		$84.7M Sell
307,386
-8,669
-3% -$2.25M 0.08% 194
2025
Q3 		$74.6M Buy
316,055
+3,522
+1% +$601K 0.08% 222
2025
Q2 		$45.1M Buy
312,533
+32,717
+12% +$3.39M 0.05% 312
2025
Q1 		$23.8M Buy
279,816
+5,030
+2% +$475K 0.03% 451
2024
Q4 		$23.7M Sell
274,786
-33,960
-11% -$3.42M 0.03% 462
2024
Q3 		$33.8M Buy
308,746
+258
+0.1% +$26.4K 0.04% 386
2024
Q2 		$31.9M Buy
308,488
+16,569
+6% +$1.55M 0.04% 372
2024
Q1 		$27.2M Buy
291,919
+15,847
+6% +$1.39M 0.03% 423
2023
Q4 		$23.6M Buy
276,072
+35,672
+15% +$2.66M 0.03% 446
2023
Q3 		$15.9M Buy
240,400
+2,535
+1% +$163K 0.02% 525
2023
Q2 		$14.7M Sell
237,865
-10,649
-4% -$650K 0.02% 561
2023
Q1 		$16.4M Sell
248,514
-304
-0.1% -$19.4K 0.02% 524
2022
Q4 		$13.1M Sell
248,818
-8,325
-3% -$443K 0.02% 577
2022
Q3 		$13.7M Sell
257,143
-1,313
-0.5% -$94.9K 0.02% 552
2022
Q2 		$18.5M Buy
258,456
+9,206
+4% +$748K 0.03% 494
2022
Q1 		$22.4M Sell
249,250
-2,146
-0.9% -$220K 0.03% 495
2021
Q4 		$28.4M Buy
251,396
+68,451
+37% +$6.65M 0.03% 460
2021
Q3 		$15.1M Buy
182,945
+152,119
+493% +$13.2M 0.02% 638
2021
Q2 		$2.71M Sell
30,826
-12,039
-28% -$1.08M ﹤0.01% 1602
2021
Q1 		$3.29M Sell
42,865
-10,117
-19% -$704K ﹤0.01% 1460
2020
Q4 		$3.29M Sell
52,982
-48,082
-48% -$2.7M ﹤0.01% 1363
2020
Q3 		$4.98M Sell
101,064
-2,652
-3% -$125K 0.01% 975
2020
Q2 		$5.02M Buy
103,716
+557
+0.5% +$27.9K 0.01% 948
2020
Q1 		$5.03M Sell
103,159
-4,154
-4% -$222K 0.01% 815
2019
Q4 		$6.38M Buy
107,313
+41,966
+64% +$2.41M 0.01% 882
2019
Q3 		$3.52M Sell
65,347
-980
-1% -$48.1K 0.01% 1190
2019
Q2 		$3.13M Sell
66,327
-7,195
-10% -$335K 0.01% 1284
2019
Q1 		$3.52M Buy
73,522
+19,244
+35% +$854K 0.01% 1178
2018
Q4 		$2.1M Buy
54,278
+2,090
+4% +$88K ﹤0.01% 1429
2018
Q3 		$2.47M Buy
52,188
+37,888
+265% +$2.02M ﹤0.01% 1477
2018
Q2 		$808K Sell
14,300
-1,414
-9% -$81.8K ﹤0.01% 2187
2018
Q1 		$920K Buy
15,714
+97
+0.6% +$5.16K ﹤0.01% 2030
2017
Q4 		$653K Sell
15,617
-947
-6% -$36.2K ﹤0.01% 2247
2017
Q3 		$549K Buy
16,564
+100
+0.6% +$3.4K ﹤0.01% 2371
2017
Q2 		$638K Buy
+16,464
New +$719K ﹤0.01% 2340

Other funds holding STX

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Sanders Capital
Sanders Capital West Palm Beach, Florida $83.9B AUM 37.89% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

California State Teachers Retirement System (CalSTRS)'s STX Position: Q1 2026 in Review

California State Teachers Retirement System (CalSTRS) reduced its Seagate (STX) stake by 0.03% in Q1 2026, selling an estimated $35.5K and leaving 307,293 shares worth $120M. The position accounts for 0.13% of the portfolio, ranked #137.

California State Teachers Retirement System (CalSTRS) first reported a position in STX in Q2 2017 and has held it in 36 quarters since. 1,455 funds tracked by Wall St. Rank hold STX as of Q1 2026.

  • California State Teachers Retirement System (CalSTRS) held 307,293 shares of Seagate worth $120M as of Q1 2026.
  • California State Teachers Retirement System (CalSTRS) sold 93 Seagate shares in Q1 2026, an estimated $35.5K.
  • Seagate made up 0.13% of California State Teachers Retirement System (CalSTRS)'s portfolio in Q1 2026, its #137 holding.
  • California State Teachers Retirement System (CalSTRS) first reported a position in Seagate in Q2 2017 and has held it in 36 quarters since.
  • 1,455 funds tracked by Wall St. Rank held Seagate as of Q1 2026.

Based on California State Teachers Retirement System (CalSTRS)'s 13F filing for Q1 2026, filed 18 May 2026.