Aigen Investment Management’s Waters Corp WAT Stock Holding History

Aigen Investment Management’s Portfolio WAT Stock Details WAT Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-1,590	Closed	-$604K	–	804
2025 Q4	$604K	Sell	1,590 -1,737	-52%	-$639K	0.14%	217
2025 Q3	$997K	Buy	3,327 +2,409	+262%	+$727K	0.15%	199
2025 Q2	$320K	Buy	+918	New	+$316K	0.04%	507
2022 Q4	–	Sell	-880	Closed	-$237K	–	797
2022 Q3	$237K	Buy	+880	New	+$281K	0.03%	472
2020 Q3	–	Sell	-4,950	Closed	-$893K	–	1123
2020 Q2	$893K	Buy	4,950 +4,941	+54,900%	+$934K	0.11%	284
2020 Q1	$2K	Buy	+9	New	+$1.9K	﹤0.01%	1208

Other funds holding WAT

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Fundsmith LLP London, United Kingdom $12.8B AUM 6.9% 1-Year Est. Return

AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Aigen Investment Management's WAT Position: Q1 2026 in Review

Aigen Investment Management sold out of Waters Corp (WAT) in Q1 2026, closing a stake of 1,590 shares — an estimated $604K sold.

Aigen Investment Management first reported a position in WAT in Q1 2020 and held it in 6 quarters. The position peaked at $997K in Q3 2025. 1,170 funds tracked by Wall St. Rank hold WAT as of Q1 2026.

Aigen Investment Management reported no remaining Waters Corp position as of Q1 2026 after selling out during the quarter.
Aigen Investment Management sold 1,590 Waters Corp shares in Q1 2026, an estimated $604K.
Aigen Investment Management first reported a position in Waters Corp in Q1 2020 and held it in 6 quarters.
Aigen Investment Management's Waters Corp position peaked at $997K in Q3 2025.
1,170 funds tracked by Wall St. Rank held Waters Corp as of Q1 2026.

Based on Aigen Investment Management's 13F filing for Q1 2026, filed 15 May 2026.