GLAUKOS CORP

Ticker: GKOS CUSIP: 377322102 Class: EQTY

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

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

Q4 2025
Shares 54,563 Value ($000) $6,161 Avg Close $95.54 Range $73.16 - $118.17
Q3 2025
Shares 53,784 Value ($000) $4,386 Avg Close $91.83 Range $79.02 - $106.82
Q2 2025
Shares 50,854 Value ($000) $5,253 Avg Close $93.83 Range $77.10 - $104.58
Q1 2025
Shares 50,433 Value ($000) $4,964 Avg Close $133.38 Range $91.78 - $163.71
Q4 2024
Shares 50,949 Value ($000) $7,639 Avg Close $137.76 Range $124.60 - $153.50
Q3 2024
Shares 47,540 Value ($000) $6,194 Avg Close $124.44 Range $107.22 - $136.60
Q2 2024
Shares 48,894 Value ($000) $5,787 Avg Close $106.17 Range $88.16 - $119.89
Q1 2024
Shares 46,458 Value ($000) $4,381 Avg Close $89.35 Range $74.75 - $97.24
Q4 2023
Shares 48,980 Value ($000) $3,893 Avg Close $68.19 Range $59.22 - $86.53
Q3 2023
Shares 50,844 Value ($000) $3,826 Avg Close $74.68 Range $68.25 - $80.28
Q2 2023
Shares 55,618 Value ($000) $3,961 Avg Close $57.41 Range $45.38 - $71.86
Q1 2023
Shares 58,930 Value ($000) $2,952 Avg Close $48.54 Range $42.48 - $53.32
Q4 2022
Shares 59,682 Value ($000) $2,607 Avg Close $49.32 Range $40.45 - $58.25
Q3 2022
Shares 58,797 Value ($000) $3,130 Avg Close $51.60 Range $45.11 - $60.92
Q2 2022
Shares 59,858 Value ($000) $2,719 Avg Close $47.46 Range $33.33 - $64.49
Q1 2022
Shares 59,379 Value ($000) $3,433 Avg Close $52.91 Range $43.09 - $59.68
Q4 2021
Shares 64,135 Value ($000) $2,850 Avg Close $46.16 Range $39.35 - $58.29
Q3 2021
Shares 62,168 Value ($000) $2,995 Avg Close $55.46 Range $46.32 - $86.35
Q2 2021
Shares 61,937 Value ($000) $5,254 Avg Close $82.12 Range $71.47 - $98.28
Q1 2021
Shares 64,390 Value ($000) $5,404 Avg Close $87.94 Range $69.89 - $99.00
Q4 2020
Shares 64,640 Value ($000) $4,865 Avg Close $63.20 Range $48.68 - $76.20
Q3 2020
Shares 64,622 Value ($000) $3,200 Avg Close $43.94 Range $35.65 - $52.03
Q2 2020
Shares 63,741 Value ($000) $2,449 Avg Close $37.23 Range $27.58 - $47.82
Q1 2020
Shares 59,131 Value ($000) $1,825 Avg Close $51.30 Range $23.31 - $70.96
Q4 2019
Shares 59,424 Value ($000) $3,237 Avg Close $60.84 Range $53.53 - $66.70
Q3 2019
Shares 56,198 Value ($000) $3,513 Avg Close $70.43 Range $57.53 - $84.65
Q2 2019
Shares 54,877 Value ($000) $4,138 Avg Close $71.75 Range $63.00 - $80.32
Q1 2019
Shares 52,172 Value ($000) $4,089 Avg Close $66.77 Range $50.60 - $83.14
Q4 2018
Shares 53,332 Value ($000) $2,996 Avg Close $60.12 Range $51.50 - $69.18
Q3 2018
Shares 50,482 Value ($000) $3,276 Avg Close $49.06 Range $36.89 - $70.91
Q2 2018
Shares 50,524 Value ($000) $2,053 Avg Close $35.57 Range $26.75 - $45.00
Q1 2018
Shares 43,534 Value ($000) $1,342 Avg Close $30.28 Range $25.25 - $34.88
Q4 2017
Shares 45,153 Value ($000) $1,158 Avg Close $29.76 Range $23.07 - $36.20
Q3 2017
Shares 45,784 Value ($000) $1,511 Avg Close $37.97 Range $30.22 - $43.49
Q2 2017
Shares 50,752 Value ($000) $2,105 Avg Close $43.08 Range $36.51 - $52.48
Q1 2017
Shares 32,952 Value ($000) $1,690 Avg Close $43.59 Range $33.18 - $52.49
Q4 2016
Shares 34,452 Value ($000) $1,182 Avg Close $34.23 Range $28.72 - $39.02
Q3 2016
Shares 35,352 Value ($000) $1,334 Avg Close $33.09 Range $28.26 - $39.82
Q2 2016
Shares 35,052 Value ($000) $1,022 Avg Close $23.15 Range $16.26 - $30.01
Q1 2016
Shares 14,945 Value ($000) $252 Avg Close $17.34 Range $14.25 - $25.97
Q4 2015
Shares 12,745 Value ($000) $315 Avg Close $22.95 Range $18.53 - $27.64
Q3 2015
Shares 12,600 Value ($000) $305 Avg Close $30.09 Range $21.59 - $33.92