Grantham, Mayo, Van Otterloo & Co (GMO)
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Grantham, Mayo, Van Otterloo & Co (GMO)’s Waters Corp WAT Stock Holding History

Grantham, Mayo, Van Otterloo & Co (GMO)’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 		$203K Buy
+541
New +$185K ﹤0.01% 645
2026
Q1 		– Sell
-4,800
Closed -$1.82M – 732
2025
Q4 		$1.82M Hold
4,800
– – ﹤0.01% 416
2025
Q3 		$1.44M Buy
+4,800
New +$1.45M ﹤0.01% 404
2021
Q4 		– Sell
-10,400
Closed -$3.72M – 743
2021
Q3 		$3.72M Buy
+10,400
New +$4.07M 0.02% 382
2016
Q2 		– Sell
-2,109
Closed -$278K – 634
2016
Q1 		$278K Sell
2,109
-34,681
-94% -$4.33M ﹤0.01% 512
2015
Q4 		$4.95M Sell
36,790
-17,300
-32% -$2.22M 0.02% 255
2015
Q3 		$6.39M Sell
54,090
-74,425
-58% -$9.41M 0.02% 226
2015
Q2 		$16.5M Sell
128,515
-8,900
-6% -$1.15M 0.05% 150
2015
Q1 		$17.1M Sell
137,415
-27,000
-16% -$3.22M 0.05% 146
2014
Q4 		$18.5M Sell
164,415
-10,124
-6% -$1.11M 0.05% 147
2014
Q3 		$17.3M Sell
174,539
-1,500
-0.9% -$155K 0.05% 164
2014
Q2 		$18.4M Buy
176,039
+41,630
+31% +$4.38M 0.05% 147
2014
Q1 		$14.6M Buy
134,409
+80,076
+147% +$8.68M 0.04% 174
2013
Q4 		$5.43M Sell
54,333
-2,367
-4% -$239K 0.01% 296
2013
Q3 		$6.02M Sell
56,700
-9,600
-14% -$984K 0.02% 281
2013
Q2 		$6.63M Buy
+66,300
New +$6.35M 0.02% 255

Other funds holding WAT

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Fundsmith LLP
Fundsmith LLP London, United Kingdom $13.6B AUM 7.6% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Grantham, Mayo, Van Otterloo & Co (GMO)'s WAT Position: Q2 2026 in Review

Grantham, Mayo, Van Otterloo & Co (GMO) opened a new position in Waters Corp (WAT) in Q2 2026: 541 shares worth $203K. The stake represents ﹤0.01% of the portfolio and ranks #645 among its holdings. This is a return to the name: Grantham, Mayo, Van Otterloo & Co (GMO) previously reported a position in WAT as recently as Q4 2025.

Grantham, Mayo, Van Otterloo & Co (GMO) first reported a position in WAT in Q2 2013 and has held it in 16 quarters since. The position peaked at $18.5M in Q4 2014. 1,179 funds tracked by Wall St. Rank hold WAT as of Q2 2026.

  • Grantham, Mayo, Van Otterloo & Co (GMO) held 541 shares of Waters Corp worth $203K as of Q2 2026.
  • Waters Corp was a new Grantham, Mayo, Van Otterloo & Co (GMO) position in Q2 2026.
  • Waters Corp made up ﹤0.01% of Grantham, Mayo, Van Otterloo & Co (GMO)'s portfolio in Q2 2026, its #645 holding.
  • Grantham, Mayo, Van Otterloo & Co (GMO) first reported a position in Waters Corp in Q2 2013 and has held it in 16 quarters since.
  • Grantham, Mayo, Van Otterloo & Co (GMO)'s Waters Corp position peaked at $18.5M in Q4 2014.
  • 1,179 funds tracked by Wall St. Rank held Waters Corp as of Q2 2026.

Based on Grantham, Mayo, Van Otterloo & Co (GMO)'s 13F filing for Q2 2026, filed 13 Aug 2026.