GLAUKOS CORP

Ticker: GKOS CUSIP: 377322102 Class: EQTY

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025
Shares 357 Value ($000) $29 Avg Close $91.83 Range $79.02 - $106.82
Q2 2025
Shares 900 Value ($000) $93 Avg Close $93.83 Range $77.10 - $104.58
Q3 2024
Shares 4,458 Value ($000) $581 Avg Close $124.44 Range $107.22 - $136.60
Q2 2024
Shares 136 Value ($000) $16 Avg Close $106.17 Range $88.16 - $119.89
Q1 2024
Shares 121 Value ($000) $11 Avg Close $89.35 Range $74.75 - $97.24
Q4 2023
Shares 9,247 Value ($000) $735 Avg Close $68.19 Range $59.22 - $86.53
Q3 2023
Shares 6,777 Value ($000) $510 Avg Close $74.68 Range $68.25 - $80.28
Q2 2023
Shares 29,096 Value ($000) $2,072 Avg Close $57.41 Range $45.38 - $71.86
Q1 2023
Shares 3,840 Value ($000) $192 Avg Close $48.54 Range $42.48 - $53.32
Q3 2022
Shares 11,880 Value ($000) $632 Avg Close $51.60 Range $45.11 - $60.92
Q1 2022
Shares 33,206 Value ($000) $1,920 Avg Close $52.91 Range $43.09 - $59.68
Q3 2021
Shares 1,647 Value ($000) $79 Avg Close $55.46 Range $46.32 - $86.35
Q2 2021
Shares 1,900 Value ($000) $161 Avg Close $82.12 Range $71.47 - $98.28
Q1 2021
Shares 494 Value ($000) $41 Avg Close $87.94 Range $69.89 - $99.00
Q4 2020
Shares 194 Value ($000) $15 Avg Close $63.20 Range $48.68 - $76.20
Q3 2020
Shares 2,620 Value ($000) $130 Avg Close $43.94 Range $35.65 - $52.03
Q2 2020
Shares 728 Value ($000) $28 Avg Close $37.23 Range $27.58 - $47.82
Q1 2020
Shares 259 Value ($000) $8 Avg Close $51.30 Range $23.31 - $70.96
Q4 2019
Shares 200 Value ($000) $11 Avg Close $60.84 Range $53.53 - $66.70
Q4 2017
Shares 12,899 Value ($000) $331 Avg Close $29.76 Range $23.07 - $36.20
Q3 2017
Shares 5,189 Value ($000) $171 Avg Close $37.97 Range $30.22 - $43.49
Q2 2017
Shares 4,051 Value ($000) $168 Avg Close $43.08 Range $36.51 - $52.48
Q4 2016
Shares 1,301 Value ($000) $45 Avg Close $34.23 Range $28.72 - $39.02