Vanguard Portfolio Management
GKOS icon

Vanguard Portfolio Management’s Glaukos GKOS Stock Holding History

Vanguard Portfolio Management’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
Q3 		$542M Sell
3,303,897
-17,942
-0.5% -$3M 0.02% 645
2026
Q2 		$464M Buy
3,321,839
+113,476
+4% +$14.4M 0.02% 746
2026
Q1 		$345M Buy
+3,208,363
New +$361M 0.02% 818

Other funds holding GKOS

BlackRock
BlackRock New York $6.79T AUM 37.06% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $161B AUM 86.05% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM
State Street
State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.27T AUM 50.62% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $824B AUM 37.44% 1-Year Est. Return
Westfield Capital Management
Westfield Capital Management Boston, Massachusetts $30.6B AUM 42.55% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $234B AUM 43.58% 1-Year Est. Return

Vanguard Portfolio Management's GKOS Position: Q3 2026 in Review

Vanguard Portfolio Management reduced its Glaukos (GKOS) stake by 0.54% in Q3 2026, selling an estimated $3M and leaving 3,303,897 shares worth $542M. The position accounts for 0.02% of the portfolio, ranked #645.

Vanguard Portfolio Management first reported a position in GKOS in Q1 2026 and has held it in 3 quarters since. 326 funds tracked by Wall St. Rank hold GKOS as of Q3 2026.

  • Vanguard Portfolio Management held 3,303,897 shares of Glaukos worth $542M as of Q3 2026.
  • Vanguard Portfolio Management sold 17,942 Glaukos shares in Q3 2026, an estimated $3M.
  • Glaukos made up 0.02% of Vanguard Portfolio Management's portfolio in Q3 2026, its #645 holding.
  • Vanguard Portfolio Management first reported a position in Glaukos in Q1 2026 and has held it in 3 quarters since.
  • 326 funds tracked by Wall St. Rank held Glaukos as of Q3 2026.

Based on Vanguard Portfolio Management's 13F filing for Q3 2026, filed 13 Nov 2026.