Two Sigma Investments
GKOS icon

Two Sigma Investments’s Glaukos GKOS Stock Holding History

Two Sigma Investments’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 		$8.86M Hold
63,430
– – 0.01% 1610
2026
Q1 		$6.83M Sell
63,430
-35,221
-36% -$3.96M 0.01% 1717
2025
Q4 		$11.1M Buy
98,651
+31,712
+47% +$3.03M 0.02% 1051
2025
Q3 		$5.46M Buy
+66,939
New +$6.15M 0.01% 1385
2024
Q2 		– Sell
-24,644
Closed -$2.32M – 3141
2024
Q1 		$2.32M Sell
24,644
-54,857
-69% -$4.9M 0.01% 1371
2023
Q4 		$6.32M Buy
+79,501
New +$5.42M 0.01% 867
2023
Q2 		– Sell
-13,172
Closed -$660K – 3098
2023
Q1 		$660K Buy
+13,172
New +$639K ﹤0.01% 2077
2022
Q4 		– Sell
-13,333
Closed -$710K – 2906
2022
Q3 		$710K Buy
+13,333
New +$688K ﹤0.01% 1618
2022
Q1 		– Sell
-117,106
Closed -$5.2M – 3299
2021
Q4 		$5.2M Sell
117,106
-10,569
-8% -$488K 0.01% 1174
2021
Q3 		$6.15M Buy
127,675
+33,265
+35% +$1.84M 0.01% 1086
2021
Q2 		$8.01M Sell
94,410
-53,963
-36% -$4.43M 0.02% 931
2021
Q1 		$12.5M Buy
148,373
+143,877
+3,200% +$12.7M 0.03% 615
2020
Q4 		$338K Buy
+4,496
New +$284K ﹤0.01% 2770
2020
Q3 		– Sell
-38,600
Closed -$1.48M – 3252
2020
Q2 		$1.48M Buy
+38,600
New +$1.44M 0.01% 1267
2020
Q1 		– Sell
-117,631
Closed -$6.41M – 3371
2019
Q4 		$6.41M Buy
+117,631
New +$7.16M 0.02% 813
2018
Q1 		– Sell
-121,222
Closed -$3.11M – 3279
2017
Q4 		$3.11M Buy
+121,222
New +$3.61M 0.01% 1182
2017
Q2 		– Sell
-284,229
Closed -$14.6M – 3070
2017
Q1 		$14.6M Buy
284,229
+158,983
+127% +$6.93M 0.05% 484
2016
Q4 		$4.3M Sell
125,246
-174,215
-58% -$5.96M 0.02% 931
2016
Q3 		$11.3M Buy
299,461
+264,568
+758% +$8.75M 0.04% 494
2016
Q2 		$1.02M Buy
+34,893
New +$808K ﹤0.01% 1731

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

Two Sigma Investments's GKOS Position: Q2 2026 in Review

Two Sigma Investments held its Glaukos (GKOS) position steady in Q2 2026 at 63,430 shares worth $8.86M. The position accounts for 0.01% of the portfolio, ranked #1610.

Two Sigma Investments first reported a position in GKOS in Q2 2016 and has held it in 20 quarters since. The position peaked at $14.6M in Q1 2017. 366 funds tracked by Wall St. Rank hold GKOS as of Q2 2026.

  • Two Sigma Investments held 63,430 shares of Glaukos worth $8.86M as of Q2 2026.
  • Two Sigma Investments left its Glaukos share count unchanged in Q2 2026.
  • Glaukos made up 0.01% of Two Sigma Investments's portfolio in Q2 2026, its #1610 holding.
  • Two Sigma Investments first reported a position in Glaukos in Q2 2016 and has held it in 20 quarters since.
  • Two Sigma Investments's Glaukos position peaked at $14.6M in Q1 2017.
  • 366 funds tracked by Wall St. Rank held Glaukos as of Q2 2026.

Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.