GLAUKOS CORP

Ticker: GKOS CUSIP: 377322102 Class: EQTY

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q4 2025
Shares 1,106,918 Value ($000) $124,982 Avg Close $95.54 Range $73.16 - $118.17
Q3 2025
Shares 1,093,744 Value ($000) $89,195 Avg Close $91.83 Range $79.02 - $106.82
Q2 2025
Shares 1,136,095 Value ($000) $117,347 Avg Close $93.83 Range $77.10 - $104.58
Q1 2025
Shares 745,290 Value ($000) $73,351 Avg Close $133.38 Range $91.78 - $163.71
Q4 2024
Shares 809,589 Value ($000) $121,390 Avg Close $137.76 Range $124.60 - $153.50
Q4 2019
Shares 1,976,525 Value ($000) $107,661 Avg Close $60.84 Range $53.53 - $66.70
Q3 2019
Shares 2,393,059 Value ($000) $149,590 Avg Close $70.43 Range $57.53 - $84.65
Q2 2019
Shares 2,413,022 Value ($000) $181,942 Avg Close $71.75 Range $63.00 - $80.32
Q1 2019
Shares 2,465,432 Value ($000) $193,216 Avg Close $66.77 Range $50.60 - $83.14
Q4 2018
Shares 2,456,031 Value ($000) $137,955 Avg Close $60.12 Range $51.50 - $69.18
Q3 2018
Shares 2,442,942 Value ($000) $158,547 Avg Close $49.06 Range $36.89 - $70.91
Q2 2018
Shares 2,691,208 Value ($000) $109,371 Avg Close $35.57 Range $26.75 - $45.00
Q1 2018
Shares 2,769,045 Value ($000) $85,370 Avg Close $30.28 Range $25.25 - $34.88
Q4 2017
Shares 1,979,960 Value ($000) $50,786 Avg Close $29.76 Range $23.07 - $36.20
Q3 2017
Shares 1,841,991 Value ($000) $60,786 Avg Close $37.97 Range $30.22 - $43.49
Q2 2017
Shares 2,164,764 Value ($000) $89,773 Avg Close $43.08 Range $36.51 - $52.48
Q1 2017
Shares 2,064,444 Value ($000) $105,906 Avg Close $43.59 Range $33.18 - $52.49
Q4 2016
Shares 1,959,774 Value ($000) $67,220 Avg Close $34.23 Range $28.72 - $39.02
Q3 2016
Shares 1,075,860 Value ($000) $40,603 Avg Close $33.09 Range $28.26 - $39.82
Q2 2016
Shares 138,157 Value ($000) $4,029 Avg Close $23.15 Range $16.26 - $30.01