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Rossby Financial’s Masco MAS Stock Holding History

Rossby Financial’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 		$58.6K Buy
965
+516
+115% +$34.9K 0.01% 700
2025
Q4 		$28.5K Buy
449
+79
+21% +$5.13K 0.01% 654
2025
Q3 		$26K Buy
370
+212
+134% +$14.9K 0.01% 658
2025
Q2 		$10.2K Buy
+158
New +$9.95K ﹤0.01% 785

Other funds holding MAS

BlackRock
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
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Harris Associates
Harris Associates Chicago, Illinois $75B AUM 11.27% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
Nordea Investment Management
Nordea Investment Management Stockholm, Sweden $107B AUM 24.58% 1-Year Est. Return

Rossby Financial's MAS Position: Q1 2026 in Review

Rossby Financial increased its Masco (MAS) stake by 115% in Q1 2026, buying an estimated $34.9K and bringing the position to 965 shares worth $58.6K. The position accounts for 0.01% of the portfolio, ranked #700.

Rossby Financial first reported a position in MAS in Q2 2025 and has held it in 4 quarters since. 833 funds tracked by Wall St. Rank hold MAS as of Q1 2026.

  • Rossby Financial held 965 shares of Masco worth $58.6K as of Q1 2026.
  • Rossby Financial bought 516 Masco shares in Q1 2026, an estimated $34.9K.
  • Masco made up 0.01% of Rossby Financial's portfolio in Q1 2026, its #700 holding.
  • Rossby Financial first reported a position in Masco in Q2 2025 and has held it in 4 quarters since.
  • 833 funds tracked by Wall St. Rank held Masco as of Q1 2026.

Based on Rossby Financial's 13F filing for Q1 2026, filed 11 May 2026.