GLAUKOS CORP

Ticker: GKOS CUSIP: 377322102 Class: EQTY

D. E. Shaw & Co., Inc.'s Holding History (CIK: 0001009207)

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

Q4 2025

Shares 558,290 Value ($000) $63,037 Avg Close $95.54 Range $73.16 - $118.17

Q3 2025

Shares 278,435 Value ($000) $22,706 Avg Close $91.83 Range $79.02 - $106.82

Q1 2025

Shares 2,101 Value ($000) $207 Avg Close $133.38 Range $91.78 - $163.71

Q4 2024

Shares 2,701 Value ($000) $405 Avg Close $137.76 Range $124.60 - $153.50

Q3 2024

Shares 1,560 Value ($000) $203 Avg Close $124.44 Range $107.22 - $136.60

Q2 2024

Shares 27,359 Value ($000) $3,238 Avg Close $106.17 Range $88.16 - $119.89

Q1 2024

Shares 42,716 Value ($000) $4,028 Avg Close $89.35 Range $74.75 - $97.24

Q4 2023

Shares 274,232 Value ($000) $21,799 Avg Close $68.19 Range $59.22 - $86.53

Q3 2023

Shares 53,101 Value ($000) $3,996 Avg Close $74.68 Range $68.25 - $80.28

Q2 2023

Shares 121,425 Value ($000) $8,647 Avg Close $57.41 Range $45.38 - $71.86

Q1 2023

Shares 98,499 Value ($000) $4,935 Avg Close $48.54 Range $42.48 - $53.32

Q4 2022

Shares 49,908 Value ($000) $2,180 Avg Close $49.32 Range $40.45 - $58.25

Q3 2022

Shares 12,716 Value ($000) $677 Avg Close $51.60 Range $45.11 - $60.92

Q4 2021

Shares 250,058 Value ($000) $11,113 Avg Close $46.16 Range $39.35 - $58.29

Q3 2021

Shares 90,705 Value ($000) $4,369 Avg Close $55.46 Range $46.32 - $86.35

Q2 2020

Shares 83,801 Value ($000) $3,219 Avg Close $37.23 Range $27.58 - $47.82

Q1 2020

Shares 9,300 Value ($000) $287 Avg Close $51.30 Range $23.31 - $70.96

Q4 2019

Shares 7,273 Value ($000) $396 Avg Close $60.84 Range $53.53 - $66.70

Q3 2019

Shares 32,362 Value ($000) $2,023 Avg Close $70.43 Range $57.53 - $84.65

Q2 2019

Shares 87,277 Value ($000) $6,581 Avg Close $71.75 Range $63.00 - $80.32

Q1 2019

Shares 206,870 Value ($000) $16,212 Avg Close $66.77 Range $50.60 - $83.14

Q4 2018

Shares 94,938 Value ($000) $5,333 Avg Close $60.12 Range $51.50 - $69.18

Q3 2018

Shares 264,737 Value ($000) $17,181 Avg Close $49.06 Range $36.89 - $70.91

Q3 2016

Shares 20,486 Value ($000) $773 Avg Close $33.09 Range $28.26 - $39.82

Q2 2016

Shares 17,125 Value ($000) $499 Avg Close $23.15 Range $16.26 - $30.01

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	558,290	$63,037	$95.54	$73.16 - $118.17
Q3 2025	278,435	$22,706	$91.83	$79.02 - $106.82
Q1 2025	2,101	$207	$133.38	$91.78 - $163.71
Q4 2024	2,701	$405	$137.76	$124.60 - $153.50
Q3 2024	1,560	$203	$124.44	$107.22 - $136.60
Q2 2024	27,359	$3,238	$106.17	$88.16 - $119.89
Q1 2024	42,716	$4,028	$89.35	$74.75 - $97.24
Q4 2023	274,232	$21,799	$68.19	$59.22 - $86.53
Q3 2023	53,101	$3,996	$74.68	$68.25 - $80.28
Q2 2023	121,425	$8,647	$57.41	$45.38 - $71.86
Q1 2023	98,499	$4,935	$48.54	$42.48 - $53.32
Q4 2022	49,908	$2,180	$49.32	$40.45 - $58.25
Q3 2022	12,716	$677	$51.60	$45.11 - $60.92
Q4 2021	250,058	$11,113	$46.16	$39.35 - $58.29
Q3 2021	90,705	$4,369	$55.46	$46.32 - $86.35
Q2 2020	83,801	$3,219	$37.23	$27.58 - $47.82
Q1 2020	9,300	$287	$51.30	$23.31 - $70.96
Q4 2019	7,273	$396	$60.84	$53.53 - $66.70
Q3 2019	32,362	$2,023	$70.43	$57.53 - $84.65
Q2 2019	87,277	$6,581	$71.75	$63.00 - $80.32
Q1 2019	206,870	$16,212	$66.77	$50.60 - $83.14
Q4 2018	94,938	$5,333	$60.12	$51.50 - $69.18
Q3 2018	264,737	$17,181	$49.06	$36.89 - $70.91
Q3 2016	20,486	$773	$33.09	$28.26 - $39.82
Q2 2016	17,125	$499	$23.15	$16.26 - $30.01