Citigroup
GKOS icon

Citigroup’s Glaukos GKOS Stock Holding History

Citigroup’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
2022
Q4 		– Sell
-120,000
Closed -$6.39M – 5835
2022
Q3 		$6.39M Buy
+120,000
New +$6.19M ﹤0.01% 1406
2022
Q2 		– Sell
-80,000
Closed -$4.63M – 6382
2022
Q1 		$4.63M Buy
+80,000
New +$4.23M ﹤0.01% 1718

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

Citigroup's GKOS Position: Q2 2026 in Review

Citigroup increased its Glaukos (GKOS) stake by 28% in Q2 2026, buying an estimated $2.21M and bringing the position to 78,941 shares worth $11M. The position accounts for ﹤0.01% of the portfolio, ranked #1544.

Citigroup first reported a position in GKOS in Q3 2015 and has held it in 44 quarters since. The position peaked at $12.6M in Q2 2023. 367 funds tracked by Wall St. Rank hold GKOS as of Q2 2026.

  • Citigroup held 78,941 shares of Glaukos worth $11M as of Q2 2026.
  • Citigroup bought 17,438 Glaukos shares in Q2 2026, an estimated $2.21M.
  • Glaukos made up ﹤0.01% of Citigroup's portfolio in Q2 2026, its #1544 holding.
  • Citigroup first reported a position in Glaukos in Q3 2015 and has held it in 44 quarters since.
  • Citigroup's Glaukos position peaked at $12.6M in Q2 2023.
  • 367 funds tracked by Wall St. Rank held Glaukos as of Q2 2026.

Based on Citigroup's 13F filing for Q2 2026, filed 3 Aug 2026.