HighVista Strategies’s Seagate STX Stock Holding History

HighVista Strategies’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	$1.8M	Sell	1,870 -1,030	-36%	-$786K	0.41%	70
2026 Q1	$1.14M	Buy	+2,900	New	+$1.11M	0.31%	102
2025 Q4	–	Sell	-6,898	Closed	-$1.63M	–	174
2025 Q3	$1.63M	Sell	6,898 -15,202	-69%	-$2.59M	0.4%	77
2025 Q2	$3.19M	Sell	22,100 -900	-4%	-$93.2K	1.17%	15
2025 Q1	$1.95M	Buy	23,000 +5,700	+33%	+$539K	0.75%	41
2024 Q4	$1.49M	Buy	17,300 +1,700	+11%	+$171K	0.56%	68
2024 Q3	$1.71M	Sell	15,600 -2,200	-12%	-$225K	0.59%	65
2024 Q2	$1.84M	Buy	17,800 +5,000	+39%	+$467K	0.67%	45
2024 Q1	$1.19M	Sell	12,800 -3,000	-19%	-$264K	0.42%	79
2023 Q4	$1.35M	Buy	+15,800	New	+$1.18M	0.49%	68
2018 Q1	–	Sell	-29,481	Closed	-$1.23M	–	232
2017 Q4	$1.23M	Sell	29,481 -142	-0.5%	-$5.42K	0.34%	66
2017 Q3	$983K	Buy	+29,623	New	+$1.01M	0.22%	88
2015 Q4	–	Sell	-4,742	Closed	-$212K	–	226
2015 Q3	$212K	Buy	+4,742	New	+$229K	0.04%	173
2014 Q3	–	Sell	-3,525	Closed	-$200K	–	181
2014 Q2	$200K	Buy	+3,525	New	+$190K	0.03%	147

Other funds holding STX

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

WCM Investment Management Laguna Beach, California $55.2B AUM 57.07% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

HighVista Strategies's STX Position: Q2 2026 in Review

HighVista Strategies reduced its Seagate (STX) stake by 36% in Q2 2026, selling an estimated $786K and leaving 1,870 shares worth $1.8M. The position accounts for 0.41% of the portfolio, ranked #70.

HighVista Strategies first reported a position in STX in Q2 2014 and has held it in 14 quarters since. The position peaked at $3.19M in Q2 2025. 1,961 funds tracked by Wall St. Rank hold STX as of Q2 2026.

HighVista Strategies held 1,870 shares of Seagate worth $1.8M as of Q2 2026.
HighVista Strategies sold 1,030 Seagate shares in Q2 2026, an estimated $786K.
Seagate made up 0.41% of HighVista Strategies's portfolio in Q2 2026, its #70 holding.
HighVista Strategies first reported a position in Seagate in Q2 2014 and has held it in 14 quarters since.
HighVista Strategies's Seagate position peaked at $3.19M in Q2 2025.
1,961 funds tracked by Wall St. Rank held Seagate as of Q2 2026.

Based on HighVista Strategies's 13F filing for Q2 2026, filed 14 Aug 2026.