GLAUKOS CORP

Ticker: GKOS CUSIP: 377322102 Class: EQTY

FRED ALGER MANAGEMENT, LLC's Holding History (CIK: 0000003520)

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

Q4 2025
Shares 325,540 Value ($000) $36,757 Avg Close $95.54 Range $73.16 - $118.17
Q3 2025
Shares 316,804 Value ($000) $25,835 Avg Close $91.83 Range $79.02 - $106.82
Q2 2025
Shares 425,974 Value ($000) $43,999 Avg Close $93.83 Range $77.10 - $104.58
Q1 2025
Shares 605,690 Value ($000) $59,612 Avg Close $133.38 Range $91.78 - $163.71
Q4 2024
Shares 764,958 Value ($000) $114,698 Avg Close $137.76 Range $124.60 - $153.50
Q3 2024
Shares 1,076,974 Value ($000) $140,308 Avg Close $124.44 Range $107.22 - $136.60
Q2 2024
Shares 1,278,723 Value ($000) $151,337 Avg Close $106.17 Range $88.16 - $119.89
Q1 2024
Shares 1,231,415 Value ($000) $116,110 Avg Close $89.35 Range $74.75 - $97.24
Q4 2023
Shares 1,645,081 Value ($000) $130,767 Avg Close $68.19 Range $59.22 - $86.53
Q3 2023
Shares 1,780,690 Value ($000) $133,997 Avg Close $74.68 Range $68.25 - $80.28
Q2 2023
Shares 1,630,588 Value ($000) $116,114 Avg Close $57.41 Range $45.38 - $71.86
Q1 2023
Shares 1,520,787 Value ($000) $76,191 Avg Close $48.54 Range $42.48 - $53.32
Q4 2022
Shares 1,326,759 Value ($000) $57,953 Avg Close $49.32 Range $40.45 - $58.25
Q3 2022
Shares 1,402,110 Value ($000) $74,648 Avg Close $51.60 Range $45.11 - $60.92
Q2 2022
Shares 1,043,750 Value ($000) $47,407 Avg Close $47.46 Range $33.33 - $64.49
Q1 2022
Shares 1,003,791 Value ($000) $58,039 Avg Close $52.91 Range $43.09 - $59.68
Q4 2021
Shares 965,703 Value ($000) $42,916 Avg Close $46.16 Range $39.35 - $58.29
Q3 2021
Shares 616,749 Value ($000) $29,709 Avg Close $55.46 Range $46.32 - $86.35
Q2 2021
Shares 708,687 Value ($000) $60,118 Avg Close $82.12 Range $71.47 - $98.28
Q1 2021
Shares 699,929 Value ($000) $58,745 Avg Close $87.94 Range $69.89 - $99.00
Q4 2020
Shares 448,251 Value ($000) $33,735 Avg Close $63.20 Range $48.68 - $76.20
Q3 2020
Shares 788,787 Value ($000) $39,061 Avg Close $43.94 Range $35.65 - $52.03
Q2 2020
Shares 1,188,438 Value ($000) $45,660 Avg Close $37.23 Range $27.58 - $47.82
Q1 2020
Shares 2,860,172 Value ($000) $88,265 Avg Close $51.30 Range $23.31 - $70.96
Q4 2019
Shares 2,235,423 Value ($000) $121,763 Avg Close $60.84 Range $53.53 - $66.70
Q3 2019
Shares 2,102,191 Value ($000) $131,408 Avg Close $70.43 Range $57.53 - $84.65
Q2 2019
Shares 967,553 Value ($000) $72,953 Avg Close $71.75 Range $63.00 - $80.32
Q1 2019
Shares 718,874 Value ($000) $56,338 Avg Close $66.77 Range $50.60 - $83.14
Q4 2018
Shares 112,647 Value ($000) $6,327 Avg Close $60.12 Range $51.50 - $69.18
Q3 2018
Shares 169,805 Value ($000) $11,020 Avg Close $49.06 Range $36.89 - $70.91
Q2 2018
Shares 71,580 Value ($000) $2,909 Avg Close $35.57 Range $26.75 - $45.00
Q2 2017
Shares 21,000 Value ($000) $871 Avg Close $43.08 Range $36.51 - $52.48
Q1 2017
Shares 28,000 Value ($000) $1,436 Avg Close $43.59 Range $33.18 - $52.49
Q4 2015
Shares 22,050 Value ($000) $544 Avg Close $22.95 Range $18.53 - $27.64
Q3 2015
Shares 21,050 Value ($000) $509 Avg Close $30.09 Range $21.59 - $33.92
Q2 2015
Shares 108,235 Value ($000) $3,137 Avg Close $29.05 Range $27.39 - $31.95