John Overdeck’s Waters Corp WAT Stock Holding History

John Overdeck’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 Q2	$225K	Buy	+600	New	+$205K	﹤0.01%	4714
2022 Q1	–	Sell	-3,200	Closed	-$1.19M	–	4425
2021 Q4	$1.19M	Buy	3,200 +400	+14%	+$140K	﹤0.01%	2390
2021 Q3	$1M	Buy	+2,800	New	+$1.1M	﹤0.01%	2624
2021 Q2	–	Sell	-1,000	Closed	-$284K	–	4615
2021 Q1	$284K	Buy	+1,000	New	+$273K	﹤0.01%	3373
2020 Q2	–	Sell	-2,600	Closed	-$473K	–	3568
2020 Q1	$473K	Buy	2,600 +1,600	+160%	+$337K	﹤0.01%	1976
2019 Q4	$234K	Sell	1,000 -700	-41%	-$155K	﹤0.01%	3342
2019 Q3	$379K	Buy	1,700 +700	+70%	+$151K	﹤0.01%	2777
2019 Q2	$215K	Buy	+1,000	New	+$219K	﹤0.01%	3050
2018 Q4	–	Sell	-9,300	Closed	-$1.81M	–	3577
2018 Q3	$1.81M	Buy	9,300 +4,400	+90%	+$852K	﹤0.01%	1549
2018 Q2	$949K	Buy	+4,900	New	+$965K	﹤0.01%	2186
2018 Q1	–	Sell	-11,000	Closed	-$2.13M	–	3552
2017 Q4	$2.13M	Buy	+11,000	New	+$2.12M	0.01%	1423
2017 Q1	–	Sell	-3,000	Closed	-$403K	–	3364
2016 Q4	$403K	Buy	+3,000	New	+$428K	﹤0.01%	2622
2016 Q1	–	Sell	-5,000	Closed	-$673K	–	3164
2015 Q4	$673K	Buy	+5,000	New	+$642K	﹤0.01%	1777

Other funds holding WAT

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Fundsmith LLP London, United Kingdom $13.6B AUM 7.6% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

John Overdeck's WAT Position: Q2 2026 in Review

John Overdeck reduced its Waters Corp (WAT) stake by 19% in Q2 2026, selling an estimated $837K and leaving 10,720 shares worth $4.02M. The position accounts for ﹤0.01% of the portfolio, ranked #2346.

John Overdeck first reported a position in WAT in Q2 2013 and has held it in 44 quarters since. The position peaked at $55M in Q1 2023. 1,173 funds tracked by Wall St. Rank hold WAT as of Q2 2026.

John Overdeck held 10,720 shares of Waters Corp worth $4.02M as of Q2 2026.
John Overdeck sold 2,454 Waters Corp shares in Q2 2026, an estimated $837K.
Waters Corp made up ﹤0.01% of John Overdeck's portfolio in Q2 2026, its #2346 holding.
John Overdeck first reported a position in Waters Corp in Q2 2013 and has held it in 44 quarters since.
John Overdeck's Waters Corp position peaked at $55M in Q1 2023.
1,173 funds tracked by Wall St. Rank held Waters Corp as of Q2 2026.

Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.