Woodline Partners’s Waters Corp WAT Stock Holding History

Woodline Partners’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	$32.1M	Buy	107,910 +26,497	+33%	+$9.07M	0.12%	227
2025 Q4	$30.9M	Sell	81,413 -34,052	-29%	-$12.5M	0.12%	223
2025 Q3	$34.6M	Buy	115,465 +54,054	+88%	+$16.3M	0.16%	171
2025 Q2	$21.4M	Sell	61,411 -14,150	-19%	-$4.86M	0.11%	270
2025 Q1	$27.8M	Sell	75,561 -36,421	-33%	-$14.1M	0.18%	173
2024 Q4	$41.5M	Sell	111,982 -46,618	-29%	-$17.1M	0.28%	101
2024 Q3	$57.1M	Buy	+158,600	New	+$51.6M	0.48%	52
2023 Q4	–	Sell	-87,627	Closed	-$24M	–	669
2023 Q3	$24M	Buy	+87,627	New	+$24.2M	0.28%	106
2023 Q1	–	Sell	-35,003	Closed	-$12M	–	791
2022 Q4	$12M	Buy	+35,003	New	+$11.1M	0.16%	175
2021 Q3	–	Sell	-46,538	Closed	-$16.1M	–	744
2021 Q2	$16.1M	Sell	46,538 -54,645	-54%	-$17.3M	0.3%	89
2021 Q1	$28.8M	Buy	+101,183	New	+$27.6M	0.64%	46
2020 Q2	–	Sell	-7,483	Closed	-$1.36M	–	195
2020 Q1	$1.36M	Buy	+7,483	New	+$1.58M	0.1%	123

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

Woodline Partners's WAT Position: Q1 2026 in Review

Woodline Partners increased its Waters Corp (WAT) stake by 33% in Q1 2026, buying an estimated $9.07M and bringing the position to 107,910 shares worth $32.1M. The position accounts for 0.12% of the portfolio, ranked #227.

Woodline Partners first reported a position in WAT in Q1 2020 and has held it in 12 quarters since. The position peaked at $57.1M in Q3 2024. 1,170 funds tracked by Wall St. Rank hold WAT as of Q1 2026.

Woodline Partners held 107,910 shares of Waters Corp worth $32.1M as of Q1 2026.
Woodline Partners bought 26,497 Waters Corp shares in Q1 2026, an estimated $9.07M.
Waters Corp made up 0.12% of Woodline Partners's portfolio in Q1 2026, its #227 holding.
Woodline Partners first reported a position in Waters Corp in Q1 2020 and has held it in 12 quarters since.
Woodline Partners's Waters Corp position peaked at $57.1M in Q3 2024.
1,170 funds tracked by Wall St. Rank held Waters Corp as of Q1 2026.

Based on Woodline Partners's 13F filing for Q1 2026, filed 15 May 2026.