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Quadrature Capital’s Glaukos GKOS Stock Holding History

Quadrature Capital’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
2025
Q3 		– Sell
-4,715
Closed -$487K – 1206
2025
Q2 		$487K Buy
+4,715
New +$442K 0.01% 581
2016
Q4 		– Sell
-8,287
Closed -$313K – 678
2016
Q3 		$313K Buy
+8,287
New +$274K 0.03% 448

Other funds holding GKOS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
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 $3.38T AUM 44.17% 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

Quadrature Capital's GKOS Position: Q3 2025 in Review

Quadrature Capital sold out of Glaukos (GKOS) in Q3 2025, closing a stake of 4,715 shares — an estimated $487K sold.

Quadrature Capital first reported a position in GKOS in Q3 2016 and held it in 2 quarters. The position peaked at $487K in Q2 2025. 315 funds tracked by Wall St. Rank hold GKOS as of Q3 2025.

  • Quadrature Capital reported no remaining Glaukos position as of Q3 2025 after selling out during the quarter.
  • Quadrature Capital sold 4,715 Glaukos shares in Q3 2025, an estimated $487K.
  • Quadrature Capital first reported a position in Glaukos in Q3 2016 and held it in 2 quarters.
  • Quadrature Capital's Glaukos position peaked at $487K in Q2 2025.
  • 315 funds tracked by Wall St. Rank held Glaukos as of Q3 2025.

Based on Quadrature Capital's 13F filing for Q3 2025, filed 13 Nov 2025.