Adage Capital Partners’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 | $72.6M | Buy |
185,400
+18,199
| +11% | +$6.94M | 0.11% | 182 |
|
|
2025
Q4 | $46M | Buy |
167,201
+87,100
| +109% | +$22.6M | 0.07% | 274 |
|
|
2025
Q3 | $18.9M | Buy |
80,101
+57,200
| +250% | +$9.76M | 0.03% | 486 |
|
|
2025
Q2 | $3.31M | Buy |
+22,901
| New | +$2.37M | 0.01% | 739 |
|
|
2025
Q1 | – | Sell |
-94,101
| Closed | -$8.12M | – | 937 |
|
|
2024
Q4 | $8.12M | Buy |
94,101
+57,700
| +159% | +$5.81M | 0.01% | 655 |
|
|
2024
Q3 | $3.99M | Buy |
+36,401
| New | +$3.72M | 0.01% | 737 |
|
|
2023
Q3 | – | Sell |
-65,900
| Closed | -$4.08M | – | 935 |
|
|
2023
Q2 | $4.08M | Sell |
65,900
-76,400
| -54% | -$4.66M | 0.01% | 691 |
|
|
2023
Q1 | $9.41M | Buy |
142,300
+7,000
| +5% | +$446K | 0.02% | 634 |
|
|
2022
Q4 | $7.12M | Sell |
135,300
-63,700
| -32% | -$3.39M | 0.02% | 709 |
|
|
2022
Q3 | $10.6M | Sell |
199,000
-6,800
| -3% | -$491K | 0.03% | 621 |
|
|
2022
Q2 | $14.7M | Sell |
205,800
-4,500
| -2% | -$366K | 0.03% | 558 |
|
|
2022
Q1 | $18.9M | Buy |
210,300
+187,700
| +831% | +$19.2M | 0.04% | 475 |
|
|
2021
Q4 | $2.55M | Buy |
+22,600
| New | +$2.2M | ﹤0.01% | 859 |
|
|
2021
Q3 | – | Sell |
-106,100
| Closed | -$9.33M | – | 1064 |
|
|
2021
Q2 | $9.33M | Sell |
106,100
-80,400
| -43% | -$7.24M | 0.02% | 716 |
|
|
2021
Q1 | $14.3M | Buy |
186,500
+5,800
| +3% | +$404K | 0.03% | 566 |
|
|
2020
Q4 | $11.2M | Sell |
180,700
-4,100
| -2% | -$230K | 0.02% | 560 |
|
|
2020
Q3 | $9.11M | Sell |
184,800
-18,100
| -9% | -$850K | 0.02% | 543 |
|
|
2020
Q2 | $9.82M | Buy |
202,900
+3,600
| +2% | +$181K | 0.03% | 527 |
|
|
2020
Q1 | $9.73M | Sell |
199,300
-35,800
| -15% | -$1.91M | 0.03% | 475 |
|
|
2019
Q4 | $14M | Buy |
235,100
+37,200
| +19% | +$2.14M | 0.03% | 476 |
|
|
2019
Q3 | $10.6M | Sell |
197,900
-80,200
| -29% | -$3.93M | 0.03% | 510 |
|
|
2019
Q2 | $13.1M | Sell |
278,100
-23,300
| -8% | -$1.08M | 0.03% | 468 |
|
|
2019
Q1 | $14.4M | Sell |
301,400
-23,100
| -7% | -$1.02M | 0.04% | 461 |
|
|
2018
Q4 | $12.5M | Sell |
324,500
-6,800
| -2% | -$286K | 0.03% | 453 |
|
|
2018
Q3 | $15.7M | Sell |
331,300
-50,600
| -13% | -$2.7M | 0.04% | 464 |
|
|
2018
Q2 | $21.6M | Buy |
381,900
+2,700
| +0.7% | +$156K | 0.05% | 381 |
|
|
2018
Q1 | $22.2M | Sell |
379,200
-29,800
| -7% | -$1.58M | 0.05% | 374 |
|
|
2017
Q4 | $17.1M | Buy |
409,000
+29,600
| +8% | +$1.13M | 0.04% | 446 |
|
|
2017
Q3 | $12.6M | Buy |
379,400
+156,700
| +70% | +$5.32M | 0.03% | 522 |
|
|
2017
Q2 | $8.63M | Sell |
222,700
-96,500
| -30% | -$4.21M | 0.02% | 592 |
|
|
2017
Q1 | $14.7M | Sell |
319,200
-103,100
| -24% | -$4.58M | 0.04% | 467 |
|
|
2016
Q4 | $16.1M | Sell |
422,300
-13,300
| -3% | -$496K | 0.04% | 419 |
|
|
2016
Q3 | $16.8M | Buy |
435,600
+27,200
| +7% | +$883K | 0.05% | 412 |
|
|
2016
Q2 | $9.95M | Buy |
408,400
+165,800
| +68% | +$4.02M | 0.03% | 514 |
|
|
2016
Q1 | $8.36M | Sell |
242,600
-74,400
| -23% | -$2.4M | 0.02% | 550 |
|
|
2015
Q4 | $11.6M | Sell |
317,000
-35,700
| -10% | -$1.36M | 0.03% | 500 |
|
|
2015
Q3 | $15.8M | Buy |
352,700
+29,400
| +9% | +$1.42M | 0.04% | 431 |
|
|
2015
Q2 | $15.4M | Sell |
323,300
-60,000
| -16% | -$3.31M | 0.04% | 471 |
|
|
2015
Q1 | $19.9M | Buy |
383,300
+250,000
| +188% | +$14.9M | 0.05% | 421 |
|
|
2014
Q4 | $8.86M | Sell |
133,300
-98,700
| -43% | -$6.12M | 0.02% | 555 |
|
|
2014
Q3 | $13.3M | Sell |
232,000
-162,300
| -41% | -$9.61M | 0.03% | 481 |
|
|
2014
Q2 | $22.4M | Sell |
394,300
-107,900
| -21% | -$5.81M | 0.06% | 368 |
|
|
2014
Q1 | $28.2M | Buy |
502,200
+31,600
| +7% | +$1.69M | 0.08% | 304 |
|
|
2013
Q4 | $26.4M | Buy |
470,600
+3,000
| +0.6% | +$148K | 0.07% | 335 |
|
|
2013
Q3 | $20.5M | Sell |
467,600
-8,000
| -2% | -$336K | 0.06% | 374 |
|
|
2013
Q2 | $21.3M | Buy |
+475,600
| New | +$19.2M | 0.07% | 342 |
|
Other funds holding STX
VCM
VPM
Adage Capital Partners's STX Position: Q1 2026 in Review
Adage Capital Partners increased its Seagate (STX) stake by 11% in Q1 2026, buying an estimated $6.94M and bringing the position to 185,400 shares worth $72.6M. The position accounts for 0.11% of the portfolio, ranked #182.
Adage Capital Partners first reported a position in STX in Q2 2013 and has held it in 46 quarters since. 1,455 funds tracked by Wall St. Rank hold STX as of Q1 2026.
- Adage Capital Partners held 185,400 shares of Seagate worth $72.6M as of Q1 2026.
- Adage Capital Partners bought 18,199 Seagate shares in Q1 2026, an estimated $6.94M.
- Seagate made up 0.11% of Adage Capital Partners's portfolio in Q1 2026, its #182 holding.
- Adage Capital Partners first reported a position in Seagate in Q2 2013 and has held it in 46 quarters since.
- 1,455 funds tracked by Wall St. Rank held Seagate as of Q1 2026.
Based on Adage Capital Partners's 13F filing for Q1 2026, filed 15 May 2026.