Portman Square Capital’s Seagate STX Stock Holding History

Portman Square Capital’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 Q3	$19.4M	Sell	21,086 -4,081	-16%	-$3.48M	1.1%	21
2026 Q2	$24.3M	Buy	+25,167	New	+$19.2M	1.15%	26
2025 Q2	–	Sell	-19,367	Closed	-$2M	–	235
2025 Q1	$1.65M	Buy	19,367 +6,071	+46%	+$574K	0.04%	188
2024 Q4	$1.15M	Buy	+13,296	New	+$1.34M	0.04%	216
2024 Q2	–	Sell	-2,351	Closed	-$220K	–	379
2024 Q1	$219K	Sell	2,351 -207	-8%	-$18.2K	0.01%	295
2023 Q4	$218K	Sell	2,558 -33,437	-93%	-$2.5M	0.01%	424
2023 Q3	$2.37M	Buy	+35,995	New	+$2.32M	0.06%	283
2023 Q1	–	Sell	-33,300	Closed	-$1.75M	–	394
2022 Q4	$1.75M	Buy	+33,300	New	+$1.77M	0.13%	134

Other funds holding STX

Cacti Asset Management Atlanta, Georgia $1.89B AUM 58.55% 1-Year Est. Return

New York State Teachers Retirement System (NYSTRS) Albany, New York $52.9B AUM 36.03% 1-Year Est. Return

Artemis Investment Management Edinburgh, United Kingdom $11.5B AUM 61.77% 1-Year Est. Return

Robeco Institutional Asset Management Rotterdam, Netherlands $83.2B AUM 35.34% 1-Year Est. Return

GF Fund Management Guangzhou, China $7.72B AUM 122.96% 1-Year Est. Return

Chicago Capital Chicago, Illinois $4.32B AUM 31.14% 1-Year Est. Return

Wedge Capital Management Charlotte, North Carolina $5.72B AUM 38.26% 1-Year Est. Return

Eastern Bank Boston, Massachusetts $6.58B AUM 23.57% 1-Year Est. Return

KBC Group Brussels, Belgium $47.9B AUM 37.61% 1-Year Est. Return

Braun Stacey Associates New York $3.48B AUM 48.73% 1-Year Est. Return

Portman Square Capital's STX Position: Q3 2026 in Review

Portman Square Capital reduced its Seagate (STX) stake by 16% in Q3 2026, selling an estimated $3.48M and leaving 21,086 shares worth $19.4M. The position accounts for 1.1% of the portfolio, ranked #21.

Portman Square Capital first reported a position in STX in Q4 2022 and has held it in 8 quarters since. The position peaked at $24.3M in Q2 2026. 566 funds tracked by Wall St. Rank hold STX as of Q3 2026.

Portman Square Capital held 21,086 shares of Seagate worth $19.4M as of Q3 2026.
Portman Square Capital sold 4,081 Seagate shares in Q3 2026, an estimated $3.48M.
Seagate made up 1.1% of Portman Square Capital's portfolio in Q3 2026, its #21 holding.
Portman Square Capital first reported a position in Seagate in Q4 2022 and has held it in 8 quarters since.
Portman Square Capital's Seagate position peaked at $24.3M in Q2 2026.
566 funds tracked by Wall St. Rank held Seagate as of Q3 2026.

Based on Portman Square Capital's 13F filing for Q3 2026, filed 15 Oct 2026.