Group One Trading’s Glaukos GKOS Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
Sell
-1,200
Closed -$135K 8025
2025
Q4
$135K Sell
1,200
-1,700
-59% -$162K ﹤0.01% 4724
2025
Q3
$236K Buy
2,900
+1,900
+190% +$174K ﹤0.01% 4499
2025
Q2
$103K Sell
1,000
-3,300
-77% -$310K ﹤0.01% 4931
2025
Q1
$423K Sell
4,300
-900
-17% -$120K ﹤0.01% 3270
2024
Q4
$780K Buy
5,200
+4,700
+940% +$647K ﹤0.01% 2787
2024
Q3
$65.1K Buy
500
+100
+25% +$12.4K ﹤0.01% 4471
2024
Q2
$47.3K Sell
400
-2,500
-86% -$265K ﹤0.01% 4556
2024
Q1
$273K Sell
2,900
-5,600
-66% -$500K ﹤0.01% 3287
2023
Q4
$676K Buy
+8,500
New +$580K ﹤0.01% 2819
2023
Q3
Sell
-1,100
Closed -$78.3K 7866
2023
Q2
$78.3K Buy
+1,100
New +$63.2K ﹤0.01% 4863
2023
Q1
Sell
-9,900
Closed -$432K 7464
2022
Q4
$432K Buy
9,900
+9,300
+1,550% +$459K ﹤0.01% 3180
2022
Q3
$32K Sell
600
-6,500
-92% -$335K ﹤0.01% 5751
2022
Q2
$322K Sell
7,100
-13,500
-66% -$641K ﹤0.01% 3853
2022
Q1
$1.19M Buy
20,600
+14,100
+217% +$746K ﹤0.01% 2911
2021
Q4
$289K Sell
6,500
-11,600
-64% -$535K ﹤0.01% 4698
2021
Q3
$872K Buy
18,100
+13,600
+302% +$754K ﹤0.01% 3568
2021
Q2
$382K Buy
4,500
+600
+15% +$49.3K ﹤0.01% 4521
2021
Q1
$327K Buy
+3,900
New +$343K ﹤0.01% 4500
2020
Q4
Sell
-6,900
Closed -$342K 6672
2020
Q3
$342K Buy
6,900
+6,700
+3,350% +$294K ﹤0.01% 3196
2020
Q2
$8K Sell
200
-4,900
-96% -$182K ﹤0.01% 5211
2020
Q1
$157K Buy
+5,100
New +$262K ﹤0.01% 2942
2019
Q4
Sell
-300
Closed -$19K 5264
2019
Q3
$19K Buy
+300
New +$21.1K ﹤0.01% 4359
2019
Q2
Sell
-2,000
Closed -$157K 5084
2019
Q1
$157K Sell
2,000
-1,300
-39% -$86.8K ﹤0.01% 2872
2018
Q4
$185K Hold
3,300
﹤0.01% 2744
2018
Q3
$214K Sell
3,300
-9,800
-75% -$481K ﹤0.01% 2969
2018
Q2
$532K Buy
13,100
+10,500
+404% +$374K ﹤0.01% 2233
2018
Q1
$80K Sell
2,600
-400
-13% -$12.1K ﹤0.01% 3383
2017
Q4
$77K Sell
3,000
-3,300
-52% -$98.2K ﹤0.01% 3502
2017
Q3
$208K Buy
6,300
+2,800
+80% +$106K ﹤0.01% 2735
2017
Q2
$145K Hold
3,500
﹤0.01% 2873
2017
Q1
$180K Buy
+3,500
New +$153K ﹤0.01% 2587
2016
Q4
Sell
-5,200
Closed -$196K 4557
2016
Q3
$196K Buy
+5,200
New +$172K ﹤0.01% 2483

Other funds holding GKOS

Group One Trading's GKOS Position: Q4 2025 in Review

Group One Trading sold out of Glaukos (GKOS) in Q4 2025, closing a stake of 357 shares — an estimated $34.1K sold.

Group One Trading first reported a position in GKOS in Q4 2016 and held it in 23 quarters. The position peaked at $2.07M in Q2 2023. 332 funds tracked by Wall St. Rank hold GKOS as of Q4 2025.

  • Group One Trading reported no remaining Glaukos position as of Q4 2025 after selling out during the quarter.
  • Group One Trading sold 357 Glaukos shares in Q4 2025, an estimated $34.1K.
  • Group One Trading first reported a position in Glaukos in Q4 2016 and held it in 23 quarters.
  • Group One Trading's Glaukos position peaked at $2.07M in Q2 2023.
  • 332 funds tracked by Wall St. Rank held Glaukos as of Q4 2025.

Based on Group One Trading's 13F filing for Q4 2025, filed 12 Feb 2026.