Mairs & Power Inc’s Waters Corp WAT Stock Holding History

Mairs & Power Inc’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	$360K	Buy	959 +1	+0.1%	+$341	﹤0.01%	213
2026 Q1	$286K	Buy	+958	New	+$328K	﹤0.01%	220

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

Mairs & Power Inc's WAT Position: Q2 2026 in Review

Mairs & Power Inc increased its Waters Corp (WAT) stake by 0.1% in Q2 2026, buying an estimated $341 and bringing the position to 959 shares worth $360K. The position accounts for ﹤0.01% of the portfolio, ranked #213.

Mairs & Power Inc first reported a position in WAT in Q1 2026 and has held it in 2 quarters since. 1,177 funds tracked by Wall St. Rank hold WAT as of Q2 2026.

Mairs & Power Inc held 959 shares of Waters Corp worth $360K as of Q2 2026.
Mairs & Power Inc bought 1 Waters Corp share in Q2 2026, an estimated $341.
Waters Corp made up ﹤0.01% of Mairs & Power Inc's portfolio in Q2 2026, its #213 holding.
Mairs & Power Inc first reported a position in Waters Corp in Q1 2026 and has held it in 2 quarters since.
1,177 funds tracked by Wall St. Rank held Waters Corp as of Q2 2026.

Based on Mairs & Power Inc's 13F filing for Q2 2026, filed 14 Aug 2026.