Jane Street
GKOS icon

Jane Street’s Glaukos GKOS Stock Holding History

Jane Street’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
2026
Q1 		$59.4M Buy
552,200
+700
+0.1% +$78.8K 0.01% 944
2025
Q4 		$62.3M Buy
551,500
+198,400
+56% +$19M 0.01% 812
2025
Q3 		$28.8M Hold
353,100
– – ﹤0.01% 1332
2025
Q2 		$36.5M Sell
353,100
-45,500
-11% -$4.27M 0.01% 971
2025
Q1 		$39.2M Buy
398,600
+384,000
+2,630% +$51.2M 0.01% 818
2024
Q4 		$2.19M Buy
14,600
+10,600
+265% +$1.46M ﹤0.01% 3943
2024
Q3 		$521K Buy
+4,000
New +$498K ﹤0.01% 7118
2024
Q2 		– Sell
-2,200
Closed -$207K – 9673
2024
Q1 		$207K Buy
+2,200
New +$197K ﹤0.01% 8135
2023
Q4 		– Sell
-3,700
Closed -$278K – 9398
2023
Q3 		$278K Buy
+3,700
New +$276K ﹤0.01% 7171
2023
Q1 		– Sell
-7,300
Closed -$319K – 9342
2022
Q4 		$319K Sell
7,300
-15,300
-68% -$755K ﹤0.01% 6902
2022
Q3 		$1.2M Buy
22,600
+8,200
+57% +$423K ﹤0.01% 5086
2022
Q2 		$654K Sell
14,400
-55,600
-79% -$2.64M ﹤0.01% 6253
2022
Q1 		$4.05M Buy
70,000
+61,300
+705% +$3.24M ﹤0.01% 3405
2021
Q4 		$387K Sell
8,700
-3,000
-26% -$138K ﹤0.01% 7714
2021
Q3 		$564K Sell
11,700
-2,600
-18% -$144K ﹤0.01% 7056
2021
Q2 		$1.21M Buy
+14,300
New +$1.17M ﹤0.01% 5404

Other funds holding GKOS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
Holocene Advisors
Holocene Advisors New York $41.5B AUM 42.97% 1-Year Est. Return

Jane Street's GKOS Position: Q4 2025 in Review

Jane Street sold out of Glaukos (GKOS) in Q4 2025, closing a stake of 307,183 shares — an estimated $29.3M sold.

Jane Street first reported a position in GKOS in Q3 2015 and held it in 27 quarters. The position peaked at $25.1M in Q3 2025. 332 funds tracked by Wall St. Rank hold GKOS as of Q4 2025.

  • Jane Street reported no remaining Glaukos position as of Q4 2025 after selling out during the quarter.
  • Jane Street sold 307,183 Glaukos shares in Q4 2025, an estimated $29.3M.
  • Jane Street first reported a position in Glaukos in Q3 2015 and held it in 27 quarters.
  • Jane Street's Glaukos position peaked at $25.1M in Q3 2025.
  • 332 funds tracked by Wall St. Rank held Glaukos as of Q4 2025.

Based on Jane Street's 13F filing for Q4 2025, filed 12 Feb 2026.