Grantham, Mayo, Van Otterloo & Co (GMO)
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Grantham, Mayo, Van Otterloo & Co (GMO)’s Pentair PNR Stock Holding History

Grantham, Mayo, Van Otterloo & Co (GMO)’s Portfolio PNR Stock Details PNR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$6.86M Buy
89,519
+48,783
+120% +$3.86M 0.02% 291
2026
Q1 		$3.55M Buy
40,736
+1,450
+4% +$142K 0.01% 367
2025
Q4 		$4.09M Buy
39,286
+2,190
+6% +$234K 0.01% 340
2025
Q3 		$4.11M Sell
37,096
-18,784
-34% -$2.01M 0.01% 306
2025
Q2 		$5.74M Buy
55,880
+4,603
+9% +$430K 0.02% 280
2025
Q1 		$4.49M Sell
51,277
-25,841
-34% -$2.46M 0.01% 311
2024
Q4 		$7.76M Sell
77,118
-72,300
-48% -$7.41M 0.03% 274
2024
Q3 		$14.6M Sell
149,418
-54,554
-27% -$4.67M 0.05% 229
2024
Q2 		$15.6M Buy
203,972
+44,900
+28% +$3.62M 0.05% 230
2024
Q1 		$13.6M Buy
159,072
+12,000
+8% +$909K 0.05% 230
2023
Q4 		$10.7M Sell
147,072
-26,300
-15% -$1.7M 0.05% 234
2023
Q3 		$11.2M Buy
173,372
+46,500
+37% +$3.13M 0.05% 243
2023
Q2 		$8.2M Buy
126,872
+54,400
+75% +$3.13M 0.04% 277
2023
Q1 		$4.01M Buy
72,472
+200
+0.3% +$10.6K 0.02% 348
2022
Q4 		$3.25M Buy
72,272
+7,100
+11% +$309K 0.02% 388
2022
Q3 		$2.65M Buy
65,172
+1,972
+3% +$91.5K 0.02% 393
2022
Q2 		$2.89M Sell
63,200
-42,700
-40% -$2.14M 0.02% 402
2022
Q1 		$5.74M Buy
105,900
+66,300
+167% +$4.01M 0.03% 340
2021
Q4 		$2.89M Buy
+39,600
New +$2.92M 0.01% 413
2019
Q2 		– Sell
-45,300
Closed -$2.02M – 762
2019
Q1 		$2.02M Buy
+45,300
New +$1.89M 0.01% 390

Other funds holding PNR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Nordea Investment Management
Nordea Investment Management Stockholm, Sweden $123B AUM 38.85% 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
Amundi
Amundi Paris, France $416B AUM 44.19% 1-Year Est. Return

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

Grantham, Mayo, Van Otterloo & Co (GMO) increased its Pentair (PNR) stake by 120% in Q2 2026, buying an estimated $3.86M and bringing the position to 89,519 shares worth $6.86M. The position accounts for 0.02% of the portfolio, ranked #291.

Grantham, Mayo, Van Otterloo & Co (GMO) first reported a position in PNR in Q1 2019 and has held it in 20 quarters since. The position peaked at $15.6M in Q2 2024. 723 funds tracked by Wall St. Rank hold PNR as of Q2 2026.

  • Grantham, Mayo, Van Otterloo & Co (GMO) held 89,519 shares of Pentair worth $6.86M as of Q2 2026.
  • Grantham, Mayo, Van Otterloo & Co (GMO) bought 48,783 Pentair shares in Q2 2026, an estimated $3.86M.
  • Pentair made up 0.02% of Grantham, Mayo, Van Otterloo & Co (GMO)'s portfolio in Q2 2026, its #291 holding.
  • Grantham, Mayo, Van Otterloo & Co (GMO) first reported a position in Pentair in Q1 2019 and has held it in 20 quarters since.
  • Grantham, Mayo, Van Otterloo & Co (GMO)'s Pentair position peaked at $15.6M in Q2 2024.
  • 723 funds tracked by Wall St. Rank held Pentair as of Q2 2026.

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