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
2022 Q1	–	Sell	-2,800	Closed	-$1.04M	–	4424
2021 Q4	$1.04M	Buy	2,800 +400	+17%	+$140K	﹤0.01%	2532
2021 Q3	$858K	Buy	2,400 +1,400	+140%	+$548K	﹤0.01%	2749
2021 Q2	$346K	Hold	1,000	–	–	﹤0.01%	3394
2021 Q1	$284K	Buy	+1,000	New	+$273K	﹤0.01%	3372
2020 Q4	–	Sell	-1,900	Closed	-$372K	–	3808
2020 Q3	$372K	Buy	+1,900	New	+$395K	﹤0.01%	2450
2020 Q2	–	Sell	-2,400	Closed	-$437K	–	3566
2020 Q1	$437K	Buy	2,400 +100	+4%	+$21.1K	﹤0.01%	2043
2019 Q4	$537K	Buy	+2,300	New	+$508K	﹤0.01%	2746
2018 Q4	–	Sell	-8,400	Closed	-$1.64M	–	3575
2018 Q3	$1.64M	Buy	8,400 +5,800	+223%	+$1.12M	﹤0.01%	1617
2018 Q2	$503K	Buy	+2,600	New	+$512K	﹤0.01%	2643
2018 Q1	–	Sell	-9,300	Closed	-$1.8M	–	3551
2017 Q4	$1.8M	Buy	+9,300	New	+$1.8M	0.01%	1542
2016 Q1	–	Sell	-3,000	Closed	-$404K	–	3163
2015 Q4	$404K	Buy	+3,000	New	+$385K	﹤0.01%	2089
2015 Q3	–	Sell	-7,000	Closed	-$899K	–	2784
2015 Q2	$899K	Buy	+7,000	New	+$908K	﹤0.01%	1722

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.