HAP Trading’s Seagate STX Stock Holding History

HAP Trading’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
2025 Q3	–	Sell	-22,515	Closed	-$3.84M	–	956
2025 Q2	$3.25M	Buy	+22,515	New	+$2.33M	0.31%	52
2023 Q4	–	Sell	-16,334	Closed	-$1.08M	–	1175
2023 Q3	$1.08M	Buy	+16,334	New	+$1.05M	0.17%	129
2022 Q4	–	Sell	-13,196	Closed	-$702K	–	1856
2022 Q3	$702K	Buy	+13,196	New	+$954K	0.05%	308
2020 Q4	–	Sell	-23,837	Closed	-$1.34M	–	2438
2020 Q3	$1.17M	Sell	23,837 -5,907	-20%	-$278K	0.06%	237
2020 Q2	$1.44M	Buy	+29,744	New	+$1.49M	0.08%	224
2019 Q1	–	Sell	-17,514	Closed	-$676K	–	1349
2018 Q4	$676K	Buy	17,514 +1,673	+11%	+$70.4K	0.04%	309
2018 Q3	$750K	Buy	15,841 +4,635	+41%	+$248K	0.05%	254
2018 Q2	$633K	Sell	11,206 -3,124	-22%	-$181K	0.03%	298
2018 Q1	$839K	Buy	14,330 +1,664	+13%	+$88.5K	0.04%	249
2017 Q4	$530K	Buy	+12,666	New	+$484K	0.02%	382
2016 Q3	–	Sell	-58,029	Closed	-$1.88M	–	1216
2016 Q2	$1.41M	Buy	+58,029	New	+$1.41M	0.08%	181
2015 Q4	–	Sell	-10,322	Closed	-$393K	–	1095
2015 Q3	$462K	Buy	+10,322	New	+$499K	0.02%	383

Other funds holding STX

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Sanders Capital West Palm Beach, Florida $83.9B AUM 37.89% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

WCM Investment Management Laguna Beach, California $43.8B AUM 42.28% 1-Year Est. Return

HAP Trading's STX Position: Q3 2025 in Review

HAP Trading sold out of Seagate (STX) in Q3 2025, closing a stake of 22,515 shares — an estimated $3.84M sold.

HAP Trading first reported a position in STX in Q3 2015 and held it in 12 quarters. The position peaked at $3.25M in Q2 2025. 1,124 funds tracked by Wall St. Rank hold STX as of Q3 2025.

HAP Trading reported no remaining Seagate position as of Q3 2025 after selling out during the quarter.
HAP Trading sold 22,515 Seagate shares in Q3 2025, an estimated $3.84M.
HAP Trading first reported a position in Seagate in Q3 2015 and held it in 12 quarters.
HAP Trading's Seagate position peaked at $3.25M in Q2 2025.
1,124 funds tracked by Wall St. Rank held Seagate as of Q3 2025.

Based on HAP Trading's 13F filing for Q3 2025, filed 12 Nov 2025.