GLAUKOS CORP

Ticker: GKOS CUSIP: 377322102 Class: EQTY

BLAIR WILLIAM & CO/IL's Holding History (CIK: 0000902367)

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

Q4 2025
Shares 14,458 Value ($000) $1,632 Avg Close $95.54 Range $73.16 - $118.17
Q3 2025
Shares 19,509 Value ($000) $1,591 Avg Close $91.83 Range $79.02 - $106.82
Q2 2025
Shares 47,250 Value ($000) $4,880 Avg Close $93.83 Range $77.10 - $104.58
Q1 2025
Shares 46,732 Value ($000) $4,599 Avg Close $133.38 Range $91.78 - $163.71
Q4 2024
Shares 47,404 Value ($000) $7,108 Avg Close $137.76 Range $124.60 - $153.50
Q3 2024
Shares 48,073 Value ($000) $6,263 Avg Close $124.44 Range $107.22 - $136.60
Q2 2024
Shares 49,094 Value ($000) $5,810 Avg Close $106.17 Range $88.16 - $119.89
Q1 2024
Shares 49,990 Value ($000) $4,714 Avg Close $89.35 Range $74.75 - $97.24
Q4 2023
Shares 47,127 Value ($000) $3,746 Avg Close $68.19 Range $59.22 - $86.53
Q3 2023
Shares 56,612 Value ($000) $4,260 Avg Close $74.68 Range $68.25 - $80.28
Q2 2023
Shares 13,666 Value ($000) $973 Avg Close $57.41 Range $45.38 - $71.86
Q1 2023
Shares 13,566 Value ($000) $680 Avg Close $48.54 Range $42.48 - $53.32
Q4 2022
Shares 13,522 Value ($000) $591 Avg Close $49.32 Range $40.45 - $58.25
Q3 2022
Shares 13,522 Value ($000) $720 Avg Close $51.60 Range $45.11 - $60.92
Q2 2022
Shares 23,637 Value ($000) $1,074 Avg Close $47.46 Range $33.33 - $64.49
Q1 2022
Shares 23,667 Value ($000) $1,368 Avg Close $52.91 Range $43.09 - $59.68
Q4 2021
Shares 23,947 Value ($000) $1,064 Avg Close $46.16 Range $39.35 - $58.29
Q3 2021
Shares 38,267 Value ($000) $1,843 Avg Close $55.46 Range $46.32 - $86.35
Q2 2021
Shares 27,865 Value ($000) $2,364 Avg Close $82.12 Range $71.47 - $98.28
Q1 2021
Shares 28,772 Value ($000) $2,415 Avg Close $87.94 Range $69.89 - $99.00
Q4 2020
Shares 32,863 Value ($000) $2,473 Avg Close $63.20 Range $48.68 - $76.20
Q3 2020
Shares 41,924 Value ($000) $2,076 Avg Close $43.94 Range $35.65 - $52.03
Q2 2020
Shares 47,303 Value ($000) $1,817 Avg Close $37.23 Range $27.58 - $47.82
Q1 2020
Shares 56,451 Value ($000) $1,742 Avg Close $51.30 Range $23.31 - $70.96
Q4 2019
Shares 85,134 Value ($000) $4,637 Avg Close $60.84 Range $53.53 - $66.70
Q3 2019
Shares 72,190 Value ($000) $4,513 Avg Close $70.43 Range $57.53 - $84.65
Q2 2019
Shares 26,215 Value ($000) $1,977 Avg Close $71.75 Range $63.00 - $80.32
Q1 2019
Shares 32,853 Value ($000) $2,575 Avg Close $66.77 Range $50.60 - $83.14
Q4 2018
Shares 30,015 Value ($000) $1,686 Avg Close $60.12 Range $51.50 - $69.18
Q3 2018
Shares 26,730 Value ($000) $1,735 Avg Close $49.06 Range $36.89 - $70.91
Q2 2018
Shares 27,710 Value ($000) $1,126 Avg Close $35.57 Range $26.75 - $45.00
Q1 2018
Shares 85,363 Value ($000) $2,632 Avg Close $30.28 Range $25.25 - $34.88
Q4 2017
Shares 90,541 Value ($000) $2,322 Avg Close $29.76 Range $23.07 - $36.20
Q3 2017
Shares 117,184 Value ($000) $3,867 Avg Close $37.97 Range $30.22 - $43.49
Q2 2017
Shares 72,110 Value ($000) $2,990 Avg Close $43.08 Range $36.51 - $52.48
Q1 2017
Shares 47,782 Value ($000) $2,383 Avg Close $43.59 Range $33.18 - $52.49
Q4 2016
Shares 48,681 Value ($000) $1,670 Avg Close $34.23 Range $28.72 - $39.02
Q3 2016
Shares 44,821 Value ($000) $1,692 Avg Close $33.09 Range $28.26 - $39.82
Q2 2016
Shares 30,258 Value ($000) $882 Avg Close $23.15 Range $16.26 - $30.01