Optiver Holding’s GSK GSK Stock Holding History

Optiver Holding’s Portfolio GSK Stock Details GSK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$836K	Sell	15,941 -239,333	-94%	-$12.7M	﹤0.01%	671
2026 Q1	$14.1M	Sell	255,274 -100,946	-28%	-$5.47M	﹤0.01%	319
2025 Q4	$17.5M	Buy	+356,220	New	+$16.6M	0.01%	265
2024 Q3	–	Sell	-504,176	Closed	-$20.6M	–	1008
2024 Q2	$19.4M	Buy	+504,176	New	+$21.2M	0.01%	219
2024 Q1	–	Sell	-1,047,090	Closed	-$43.2M	–	708
2023 Q4	$38.7M	Buy	1,047,090 +784,581	+299%	+$28.2M	0.02%	168
2023 Q3	$9.56M	Sell	262,509 -575,191	-69%	-$20.4M	0.01%	272
2023 Q2	$29.6M	Buy	837,700 +43,302	+5%	+$1.55M	0.02%	194
2023 Q1	$28M	Buy	+794,398	New	+$27.8M	0.02%	212
2022 Q1	–	Sell	-180,290	Closed	-$9.79M	–	670
2021 Q4	$9.8M	Buy	+180,290	New	+$9.38M	0.01%	170

Other funds holding GSK

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

Dodge & Cox San Francisco, California $191B AUM 17.5% 1-Year Est. Return

Fisher Asset Management Camas, Washington $336B AUM 34.66% 1-Year Est. Return

Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

JEST

JTC Employer Solutions Trustee St Helier, Jersey $1.25B AUM 41.83% 1-Year Est. Return

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

Royal Bank of Canada Toronto, Ontario, Canada $672B AUM 33.48% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return

Optiver Holding's GSK Position: Q2 2026 in Review

Optiver Holding reduced its GSK (GSK) stake by 94% in Q2 2026, selling an estimated $12.7M and leaving 15,941 shares worth $836K. The position accounts for ﹤0.01% of the portfolio, ranked #671.

Optiver Holding first reported a position in GSK in Q4 2021 and has held it in 9 quarters since. The position peaked at $38.7M in Q4 2023. 1,040 funds tracked by Wall St. Rank hold GSK as of Q2 2026.

Optiver Holding held 15,941 shares of GSK worth $836K as of Q2 2026.
Optiver Holding sold 239,333 GSK shares in Q2 2026, an estimated $12.7M.
GSK made up ﹤0.01% of Optiver Holding's portfolio in Q2 2026, its #671 holding.
Optiver Holding first reported a position in GSK in Q4 2021 and has held it in 9 quarters since.
Optiver Holding's GSK position peaked at $38.7M in Q4 2023.
1,040 funds tracked by Wall St. Rank held GSK as of Q2 2026.

Based on Optiver Holding's 13F filing for Q2 2026, filed 12 Aug 2026.