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 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 New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Harris Associates Chicago, Illinois $75B AUM 11.27% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return

Nordea Investment Management Stockholm, Sweden $107B AUM 24.58% 1-Year Est. Return

Grantham, Mayo, Van Otterloo & Co (GMO)'s MAS Position: Q1 2026 in Review

Grantham, Mayo, Van Otterloo & Co (GMO) opened a new position in Masco (MAS) in Q1 2026: 6,205 shares worth $375K. The stake represents ﹤0.01% of the portfolio and ranks #574 among its holdings. This is a return to the name: Grantham, Mayo, Van Otterloo & Co (GMO) previously reported a position in MAS as recently as Q1 2025.

Grantham, Mayo, Van Otterloo & Co (GMO) first reported a position in MAS in Q2 2013 and has held it in 13 quarters since. The position peaked at $5.57M in Q2 2013. 833 funds tracked by Wall St. Rank hold MAS as of Q1 2026.

Grantham, Mayo, Van Otterloo & Co (GMO) held 6,205 shares of Masco worth $375K as of Q1 2026.
Masco was a new Grantham, Mayo, Van Otterloo & Co (GMO) position in Q1 2026.
Masco made up ﹤0.01% of Grantham, Mayo, Van Otterloo & Co (GMO)'s portfolio in Q1 2026, its #574 holding.
Grantham, Mayo, Van Otterloo & Co (GMO) first reported a position in Masco in Q2 2013 and has held it in 13 quarters since.
Grantham, Mayo, Van Otterloo & Co (GMO)'s Masco position peaked at $5.57M in Q2 2013.
833 funds tracked by Wall St. Rank held Masco as of Q1 2026.

Based on Grantham, Mayo, Van Otterloo & Co (GMO)'s 13F filing for Q1 2026, filed 14 May 2026.