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Perbak Capital Partners’s Glaukos GKOS Stock Holding History

Perbak Capital Partners’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 		$536K Buy
4,982
+1,618
+48% +$182K 0.13% 180
2025
Q4 		$380K Sell
3,364
-13,120
-80% -$1.25M 0.12% 106
2025
Q3 		$1.34M Buy
16,484
+9,861
+149% +$905K 0.24% 72
2025
Q2 		$684K Buy
+6,623
New +$621K 0.15% 140

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

Perbak Capital Partners's GKOS Position: Q1 2026 in Review

Perbak Capital Partners increased its Glaukos (GKOS) stake by 48% in Q1 2026, buying an estimated $182K and bringing the position to 4,982 shares worth $536K. The position accounts for 0.13% of the portfolio, ranked #180.

Perbak Capital Partners first reported a position in GKOS in Q2 2025 and has held it in 4 quarters since. The position peaked at $1.34M in Q3 2025. 336 funds tracked by Wall St. Rank hold GKOS as of Q1 2026.

  • Perbak Capital Partners held 4,982 shares of Glaukos worth $536K as of Q1 2026.
  • Perbak Capital Partners bought 1,618 Glaukos shares in Q1 2026, an estimated $182K.
  • Glaukos made up 0.13% of Perbak Capital Partners's portfolio in Q1 2026, its #180 holding.
  • Perbak Capital Partners first reported a position in Glaukos in Q2 2025 and has held it in 4 quarters since.
  • Perbak Capital Partners's Glaukos position peaked at $1.34M in Q3 2025.
  • 336 funds tracked by Wall St. Rank held Glaukos as of Q1 2026.

Based on Perbak Capital Partners's 13F filing for Q1 2026, filed 15 May 2026.