WATERS CORP

Ticker: WAT CUSIP: 941848103 Class: COM

Aigen Investment Management, LP's Holding History (CIK: 0001741224)

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

Q4 2025

Shares 1,590 Value ($000) $604 Avg Close $367.96 Range $299.63 - $414.15

Q3 2025

Shares 3,327 Value ($000) $997 Avg Close $301.75 Range $275.05 - $366.68

Q2 2025

Shares 918 Value ($000) $320 Avg Close $343.81 Range $297.14 - $368.02

Q3 2022

Shares 880 Value ($000) $237 Avg Close $319.20 Range $269.37 - $369.00

Q2 2020

Shares 4,950 Value ($000) $893 Avg Close $189.00 Range $171.38 - $210.90

Q1 2020

Shares 9 Value ($000) $2 Avg Close $210.92 Range $154.39 - $245.68

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,590	$604	$367.96	$299.63 - $414.15
Q3 2025	3,327	$997	$301.75	$275.05 - $366.68
Q2 2025	918	$320	$343.81	$297.14 - $368.02
Q3 2022	880	$237	$319.20	$269.37 - $369.00
Q2 2020	4,950	$893	$189.00	$171.38 - $210.90
Q1 2020	9	$2	$210.92	$154.39 - $245.68