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Polar Asset Management Partners’s Glaukos GKOS Stock Holding History

Polar Asset Management Partners’s Portfolio GKOS Stock Details GKOS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2024
Q1 		– Sell
-152,800
Closed -$12.1M – 820
2023
Q4 		$12.1M Buy
+152,800
New +$10.4M 0.21% 93

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Vanguard Group
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Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $302B AUM 26.44% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Westfield Capital Management
Westfield Capital Management Boston, Massachusetts $30.6B AUM 61.81% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $33.3B AUM 44.76% 1-Year Est. Return

Polar Asset Management Partners's GKOS Position: Q3 2025 in Review

Polar Asset Management Partners sold out of Glaukos (GKOS) in Q3 2025, closing a stake of 177,123 shares — an estimated $18.3M sold.

Polar Asset Management Partners first reported a position in GKOS in Q3 2021 and held it in 16 quarters. The position peaked at $33.2M in Q1 2022. 315 funds tracked by Wall St. Rank hold GKOS as of Q3 2025.

  • Polar Asset Management Partners reported no remaining Glaukos position as of Q3 2025 after selling out during the quarter.
  • Polar Asset Management Partners sold 177,123 Glaukos shares in Q3 2025, an estimated $18.3M.
  • Polar Asset Management Partners first reported a position in Glaukos in Q3 2021 and held it in 16 quarters.
  • Polar Asset Management Partners's Glaukos position peaked at $33.2M in Q1 2022.
  • 315 funds tracked by Wall St. Rank held Glaukos as of Q3 2025.

Based on Polar Asset Management Partners's 13F filing for Q3 2025, filed 14 Nov 2025.