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Rossby Financial’s GSK GSK Stock Holding History

Rossby Financial’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
Q1 		$5.15K Buy
92
+86
+1,433% +$4.66K ﹤0.01% 1485
2025
Q4 		$294 Buy
+6
New +$280 ﹤0.01% 1716
2025
Q3 		– Sell
-105
Closed -$4.03K – 1497
2025
Q2 		$4.03K Buy
105
+11
+12% +$420 ﹤0.01% 934
2025
Q1 		$3.52K Buy
+94
New +$3.44K ﹤0.01% 845

Other funds holding GSK

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Dodge & Cox
Dodge & Cox San Francisco, California $182B AUM 14.68% 1-Year Est. Return
Fisher Asset Management
Fisher Asset Management Camas, Washington $295B AUM 31.6% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
JEST
JTC Employer Solutions Trustee St Helier, Jersey $1.2B AUM 37.55% 1-Year Est. Return
Royal Bank of Canada
Royal Bank of Canada Toronto, Ontario, Canada $570B AUM 27.57% 1-Year Est. Return

Rossby Financial's GSK Position: Q1 2026 in Review

Rossby Financial increased its GSK (GSK) stake by 1,433% in Q1 2026, buying an estimated $4.66K and bringing the position to 92 shares worth $5.15K. The position accounts for ﹤0.01% of the portfolio, ranked #1485.

Rossby Financial first reported a position in GSK in Q1 2025 and has held it in 4 quarters since. 1,032 funds tracked by Wall St. Rank hold GSK as of Q1 2026.

  • Rossby Financial held 92 shares of GSK worth $5.15K as of Q1 2026.
  • Rossby Financial bought 86 GSK shares in Q1 2026, an estimated $4.66K.
  • GSK made up ﹤0.01% of Rossby Financial's portfolio in Q1 2026, its #1485 holding.
  • Rossby Financial first reported a position in GSK in Q1 2025 and has held it in 4 quarters since.
  • 1,032 funds tracked by Wall St. Rank held GSK as of Q1 2026.

Based on Rossby Financial's 13F filing for Q1 2026, filed 11 May 2026.