Grantham, Mayo, Van Otterloo & Co (GMO)
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Grantham, Mayo, Van Otterloo & Co (GMO)’s Masco MAS Stock Holding History

Grantham, Mayo, Van Otterloo & Co (GMO)’s Portfolio MAS Stock Details MAS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$546K Buy
6,706
+501
+8% +$35K ﹤0.01% 560
2026
Q1 		$375K Buy
+6,205
New +$420K ﹤0.01% 574
2025
Q2 		– Sell
-8,831
Closed -$614K – 657
2025
Q1 		$614K Buy
+8,831
New +$661K ﹤0.01% 524
2021
Q3 		– Sell
-92,790
Closed -$5.47M – 730
2021
Q2 		$5.47M Buy
92,790
+70,000
+307% +$4.32M 0.03% 325
2021
Q1 		$1.36M Buy
22,790
+5,500
+32% +$307K 0.01% 538
2020
Q4 		$950K Buy
17,290
+2,294
+15% +$126K 0.01% 574
2020
Q3 		$827K Buy
14,996
+1,496
+11% +$83.8K 0.01% 551
2020
Q2 		$678K Sell
13,500
-8,600
-39% -$373K 0.01% 594
2020
Q1 		$764K Buy
+22,100
New +$965K 0.01% 540
2018
Q1 		– Sell
-4,600
Closed -$202K – 608
2017
Q4 		$202K Buy
+4,600
New +$187K ﹤0.01% 555
2014
Q2 		– Sell
-60,428
Closed -$1.18M – 533
2014
Q1 		$1.18M Sell
60,428
-191,126
-76% -$3.77M ﹤0.01% 463
2013
Q4 		$5.03M Sell
251,554
-36,474
-13% -$678K 0.01% 313
2013
Q3 		$5.39M Sell
288,028
-37,099
-11% -$661K 0.01% 297
2013
Q2 		$5.57M Buy
+325,127
New +$5.85M 0.01% 286

Other funds holding MAS

BlackRock
BlackRock New York $6.73T AUM 46.02% 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
Harris Associates
Harris Associates Chicago, Illinois $75.4B AUM 14.46% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return

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

Grantham, Mayo, Van Otterloo & Co (GMO) increased its Masco (MAS) stake by 8.1% in Q2 2026, buying an estimated $35K and bringing the position to 6,706 shares worth $546K. The position accounts for ﹤0.01% of the portfolio, ranked #560.

Grantham, Mayo, Van Otterloo & Co (GMO) first reported a position in MAS in Q2 2013 and has held it in 14 quarters since. The position peaked at $5.57M in Q2 2013. 920 funds tracked by Wall St. Rank hold MAS as of Q2 2026.

  • Grantham, Mayo, Van Otterloo & Co (GMO) held 6,706 shares of Masco worth $546K as of Q2 2026.
  • Grantham, Mayo, Van Otterloo & Co (GMO) bought 501 Masco shares in Q2 2026, an estimated $35K.
  • Masco made up ﹤0.01% of Grantham, Mayo, Van Otterloo & Co (GMO)'s portfolio in Q2 2026, its #560 holding.
  • Grantham, Mayo, Van Otterloo & Co (GMO) first reported a position in Masco in Q2 2013 and has held it in 14 quarters since.
  • Grantham, Mayo, Van Otterloo & Co (GMO)'s Masco position peaked at $5.57M in Q2 2013.
  • 920 funds tracked by Wall St. Rank held Masco as of Q2 2026.

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