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GKOS icon

Riverbridge Partners’s Glaukos GKOS Stock Holding History

Riverbridge 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
Q2 		$39.4M Sell
282,089
-151,139
-35% -$19.1M 1.1% 31
2026
Q1 		$46.6M Sell
433,228
-101,941
-19% -$11.5M 1.14% 28
2025
Q4 		$60.4M Sell
535,169
-34,475
-6% -$3.29M 1.13% 28
2025
Q3 		$46.5M Buy
569,644
+165,673
+41% +$15.2M 0.78% 42
2025
Q2 		$41.7M Buy
403,971
+118,509
+42% +$11.1M 0.67% 56
2025
Q1 		$28.1M Sell
285,462
-27,469
-9% -$3.66M 0.45% 71
2024
Q4 		$46.9M Sell
312,931
-163,751
-34% -$22.6M 0.64% 59
2024
Q3 		$62.1M Sell
476,682
-16,393
-3% -$2.04M 0.83% 44
2024
Q2 		$58.4M Sell
493,075
-41,439
-8% -$4.4M 0.79% 50
2024
Q1 		$50.4M Sell
534,514
-13,622
-2% -$1.22M 0.61% 59
2023
Q4 		$43.6M Sell
548,136
-10,351
-2% -$706K 0.54% 64
2023
Q3 		$42M Sell
558,487
-9,877
-2% -$738K 0.57% 61
2023
Q2 		$40.5M Sell
568,364
-11,547
-2% -$663K 0.51% 68
2023
Q1 		$29.1M Sell
579,911
-18,885
-3% -$917K 0.41% 76
2022
Q4 		$26.2M Sell
598,796
-12,864
-2% -$635K 0.39% 78
2022
Q3 		$32.6M Sell
611,660
-2,168
-0.4% -$112K 0.48% 71
2022
Q2 		$27.9M Sell
613,828
-19,623
-3% -$931K 0.45% 75
2022
Q1 		$36.6M Buy
633,451
+78,896
+14% +$4.17M 0.41% 77
2021
Q4 		$24.6M Buy
554,555
+8,124
+1% +$375K 0.24% 96
2021
Q3 		$26.3M Sell
546,431
-1,227
-0.2% -$68K 0.26% 91
2021
Q2 		$46.5M Buy
+547,658
New +$45M 0.47% 76

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 40.91% 1-Year Est. Return

Riverbridge Partners's GKOS Position: Q2 2026 in Review

Riverbridge Partners reduced its Glaukos (GKOS) stake by 35% in Q2 2026, selling an estimated $19.1M and leaving 282,089 shares worth $39.4M. The position accounts for 1.1% of the portfolio, ranked #31.

Riverbridge Partners first reported a position in GKOS in Q2 2021 and has held it in 21 quarters since. The position peaked at $62.1M in Q3 2024. 366 funds tracked by Wall St. Rank hold GKOS as of Q2 2026.

  • Riverbridge Partners held 282,089 shares of Glaukos worth $39.4M as of Q2 2026.
  • Riverbridge Partners sold 151,139 Glaukos shares in Q2 2026, an estimated $19.1M.
  • Glaukos made up 1.1% of Riverbridge Partners's portfolio in Q2 2026, its #31 holding.
  • Riverbridge Partners first reported a position in Glaukos in Q2 2021 and has held it in 21 quarters since.
  • Riverbridge Partners's Glaukos position peaked at $62.1M in Q3 2024.
  • 366 funds tracked by Wall St. Rank held Glaukos as of Q2 2026.

Based on Riverbridge Partners's 13F filing for Q2 2026, filed 13 Jul 2026.