XT
GKOS icon

XTX Topco’s Glaukos GKOS Stock Holding History

XTX Topco’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
Q2 		$371K Sell
2,655
-328
-11% -$41.5K ﹤0.01% 2719
2026
Q1 		$321K Buy
2,983
+255
+9% +$28.7K 0.01% 2428
2025
Q4 		$308K Buy
+2,728
New +$261K 0.01% 2041
2025
Q2 		– Sell
-3,577
Closed -$352K – 2656
2025
Q1 		$352K Buy
+3,577
New +$477K 0.02% 1288
2024
Q4 		– Sell
-3,100
Closed -$404K – 2513
2024
Q3 		$404K Buy
+3,100
New +$386K 0.03% 980
2024
Q2 		– Sell
-6,541
Closed -$617K – 2082
2024
Q1 		$617K Buy
6,541
+2,010
+44% +$180K 0.08% 366
2023
Q4 		$360K Buy
+4,531
New +$309K 0.08% 487
2021
Q3 		– Sell
-4,929
Closed -$418K – 809
2021
Q2 		$418K Buy
+4,929
New +$405K 0.14% 241

Other funds holding GKOS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Holocene Advisors
Holocene Advisors New York $44.4B AUM 57.89% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

XTX Topco's GKOS Position: Q2 2026 in Review

XTX Topco reduced its Glaukos (GKOS) stake by 11% in Q2 2026, selling an estimated $41.5K and leaving 2,655 shares worth $371K. The position accounts for ﹤0.01% of the portfolio, ranked #2719.

XTX Topco first reported a position in GKOS in Q2 2021 and has held it in 8 quarters since. The position peaked at $617K in Q1 2024. 367 funds tracked by Wall St. Rank hold GKOS as of Q2 2026.

  • XTX Topco held 2,655 shares of Glaukos worth $371K as of Q2 2026.
  • XTX Topco sold 328 Glaukos shares in Q2 2026, an estimated $41.5K.
  • Glaukos made up ﹤0.01% of XTX Topco's portfolio in Q2 2026, its #2719 holding.
  • XTX Topco first reported a position in Glaukos in Q2 2021 and has held it in 8 quarters since.
  • XTX Topco's Glaukos position peaked at $617K in Q1 2024.
  • 367 funds tracked by Wall St. Rank held Glaukos as of Q2 2026.

Based on XTX Topco's 13F filing for Q2 2026, filed 14 Aug 2026.