Twin Tree Management’s Seagate STX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$1.45M Sell
3,700
-5,800
-61% -$2.21M 0.03% 578
2025
Q4
$2.62M Buy
+9,500
New +$2.47M 0.02% 739
2025
Q3
Sell
-298,700
Closed -$43.1M 1821
2025
Q2
$43.1M Buy
+298,700
New +$30.9M 0.08% 245
2025
Q1
Sell
-79,700
Closed -$6.88M 1912
2024
Q4
$6.88M Buy
79,700
+12,900
+19% +$1.3M 0.01% 827
2024
Q3
$7.32M Buy
+66,800
New +$6.83M 0.01% 771
2024
Q1
Sell
-387,400
Closed -$33.1M 1593
2023
Q4
$33.1M Buy
387,400
+143,800
+59% +$10.7M 0.06% 313
2023
Q3
$16.1M Buy
+243,600
New +$15.7M 0.04% 414
2023
Q1
Sell
-768,900
Closed -$40.5M 1570
2022
Q4
$40.5M Hold
768,900
0.09% 208
2022
Q3
$40.9M Hold
768,900
0.08% 204
2022
Q2
$54.9M Buy
+768,900
New +$62.5M 0.09% 158
2021
Q3
Sell
-15,800
Closed -$1.39M 1761
2021
Q2
$1.39M Buy
15,800
+700
+5% +$63.1K ﹤0.01% 962
2021
Q1
$1.16M Buy
+15,100
New +$1.05M ﹤0.01% 939
2020
Q4
Sell
-79,200
Closed -$3.9M 1476
2020
Q3
$3.9M Sell
79,200
-39,300
-33% -$1.85M 0.02% 638
2020
Q2
$5.74M Buy
+118,500
New +$5.95M 0.02% 617
2020
Q1
Sell
-26,500
Closed -$1.58M 1606
2019
Q4
$1.58M Buy
26,500
+5,300
+25% +$304K 0.01% 772
2019
Q3
$1.14M Buy
+21,200
New +$1.04M ﹤0.01% 803
2019
Q2
Sell
-28,300
Closed -$1.35M 1528
2019
Q1
$1.35M Buy
+28,300
New +$1.26M 0.01% 758
2018
Q4
Sell
-20,400
Closed -$966K 1504
2018
Q3
$966K Sell
20,400
-99,800
-83% -$5.33M 0.01% 723
2018
Q2
$6.79M Buy
120,200
+108,200
+902% +$6.26M 0.04% 347
2018
Q1
$702K Sell
12,000
-179,800
-94% -$9.56M 0.01% 731
2017
Q4
$8.03M Sell
191,800
-815,800
-81% -$31.2M 0.06% 287
2017
Q3
$33.4M Buy
1,007,600
+132,200
+15% +$4.49M 0.26% 72
2017
Q2
$33.9M Buy
875,400
+612,600
+233% +$26.7M 0.27% 75
2017
Q1
$12.1M Sell
262,800
-104,800
-29% -$4.65M 0.11% 192
2016
Q4
$14M Buy
367,600
+335,400
+1,042% +$12.5M 0.14% 184
2016
Q3
$1.24M Sell
32,200
-124,600
-79% -$4.04M 0.02% 610
2016
Q2
$3.82M Sell
156,800
-81,600
-34% -$1.98M 0.06% 320
2016
Q1
$8.21M Buy
238,400
+142,700
+149% +$4.6M 0.16% 135
2015
Q4
$3.51M Buy
95,700
+18,500
+24% +$704K 0.07% 261
2015
Q3
$3.46M Buy
77,200
+44,000
+133% +$2.13M 0.09% 212
2015
Q2
$1.58M Buy
33,200
+200
+0.6% +$11K 0.04% 471
2015
Q1
$1.72M Buy
33,000
+16,400
+99% +$975K 0.04% 434
2014
Q4
$1.1M Buy
16,600
+11,900
+253% +$738K 0.03% 561
2014
Q3
$269K Sell
4,700
-102,700
-96% -$6.08M 0.01% 802
2014
Q2
$6.1M Sell
107,400
-54,100
-33% -$2.92M 0.14% 151
2014
Q1
$9.07M Buy
161,500
+86,100
+114% +$4.61M 0.18% 101
2013
Q4
$4.23M Buy
75,400
+16,600
+28% +$821K 0.1% 204
2013
Q3
$2.57M Sell
58,800
-36,900
-39% -$1.55M 0.09% 254
2013
Q2
$4.29M Buy
+95,700
New +$3.85M 0.17% 121

Other funds holding STX

Twin Tree Management's STX Position: Q1 2026 in Review

Twin Tree Management opened a new position in Seagate (STX) in Q1 2026: 3,853 shares worth $1.51M. The stake represents 0.03% of the portfolio and ranks #564 among its holdings. This is a return to the name: Twin Tree Management previously reported a position in STX as recently as Q3 2025.

Twin Tree Management first reported a position in STX in Q1 2014 and has held it in 29 quarters since. The position peaked at $40.4M in Q3 2025. 1,455 funds tracked by Wall St. Rank hold STX as of Q1 2026.

  • Twin Tree Management held 3,853 shares of Seagate worth $1.51M as of Q1 2026.
  • Seagate was a new Twin Tree Management position in Q1 2026.
  • Seagate made up 0.03% of Twin Tree Management's portfolio in Q1 2026, its #564 holding.
  • Twin Tree Management first reported a position in Seagate in Q1 2014 and has held it in 29 quarters since.
  • Twin Tree Management's Seagate position peaked at $40.4M in Q3 2025.
  • 1,455 funds tracked by Wall St. Rank held Seagate as of Q1 2026.

Based on Twin Tree Management's 13F filing for Q1 2026, filed 14 May 2026.