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John Overdeck’s GSK GSK Stock Holding History

John Overdeck’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 		– Sell
-4,000
Closed -$221K – 5208
2026
Q1 		$221K Buy
+4,000
New +$217K ﹤0.01% 4245

Other funds holding GSK

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Dodge & Cox
Dodge & Cox San Francisco, California $191B AUM 17.5% 1-Year Est. Return
Fisher Asset Management
Fisher Asset Management Camas, Washington $336B AUM 34.66% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Wellington Management Group
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
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Royal Bank of Canada
Royal Bank of Canada Toronto, Ontario, Canada $672B AUM 33.48% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return

John Overdeck's GSK Position: Q2 2026 in Review

John Overdeck opened a new position in GSK (GSK) in Q2 2026: 70,993 shares worth $3.72M. The stake represents ﹤0.01% of the portfolio and ranks #2425 among its holdings. This is a return to the name: John Overdeck previously reported a position in GSK as recently as Q4 2025.

John Overdeck first reported a position in GSK in Q2 2013 and has held it in 45 quarters since. The position peaked at $210M in Q3 2022. 1,037 funds tracked by Wall St. Rank hold GSK as of Q2 2026.

  • John Overdeck held 70,993 shares of GSK worth $3.72M as of Q2 2026.
  • GSK was a new John Overdeck position in Q2 2026.
  • GSK made up ﹤0.01% of John Overdeck's portfolio in Q2 2026, its #2425 holding.
  • John Overdeck first reported a position in GSK in Q2 2013 and has held it in 45 quarters since.
  • John Overdeck's GSK position peaked at $210M in Q3 2022.
  • 1,037 funds tracked by Wall St. Rank held GSK as of Q2 2026.

Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.