Mariner
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Mariner’s Armstrong World Industries AWI Stock Holding History

Mariner’s Portfolio AWI Stock Details AWI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$4.23M Buy
25,676
+4,435
+21% +$811K ﹤0.01% 1125
2025
Q4 		$4.06M Buy
21,241
+3,938
+23% +$752K ﹤0.01% 1101
2025
Q3 		$3.39M Buy
17,303
+9,686
+127% +$1.8M ﹤0.01% 1122
2025
Q2 		$1.24M Buy
7,617
+3,095
+68% +$460K ﹤0.01% 1650
2025
Q1 		$637K Buy
4,522
+1,222
+37% +$180K ﹤0.01% 2005
2024
Q4 		$466K Buy
3,300
+228
+7% +$33.5K ﹤0.01% 2251
2024
Q3 		$404K Buy
3,072
+560
+22% +$69.2K ﹤0.01% 2320
2024
Q2 		$285K Sell
2,512
-260
-9% -$30.2K ﹤0.01% 2497
2024
Q1 		$344K Buy
2,772
+607
+28% +$67K ﹤0.01% 2323
2023
Q4 		$213K Buy
+2,165
New +$179K ﹤0.01% 2644
2019
Q3 		– Sell
-2,301
Closed -$224K – 709
2019
Q2 		$224K Sell
2,301
-296
-11% -$26.5K ﹤0.01% 1000
2019
Q1 		$206K Buy
+2,597
New +$181K ﹤0.01% 960

Other funds holding AWI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
LCOV
London Company of Virginia Richmond, Virginia $16.2B AUM 17.5% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Bank of Montreal
Bank of Montreal Toronto, Ontario, Canada $269B AUM 31.4% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Kayne Anderson Rudnick Investment Management
Kayne Anderson Rudnick Investment Management Los Angeles, California $34B AUM 6.31% 1-Year Est. Return

Mariner's AWI Position: Q1 2026 in Review

Mariner increased its Armstrong World Industries (AWI) stake by 21% in Q1 2026, buying an estimated $811K and bringing the position to 25,676 shares worth $4.23M. The position accounts for ﹤0.01% of the portfolio, ranked #1125.

Mariner first reported a position in AWI in Q1 2019 and has held it in 12 quarters since. 470 funds tracked by Wall St. Rank hold AWI as of Q1 2026.

  • Mariner held 25,676 shares of Armstrong World Industries worth $4.23M as of Q1 2026.
  • Mariner bought 4,435 Armstrong World Industries shares in Q1 2026, an estimated $811K.
  • Armstrong World Industries made up ﹤0.01% of Mariner's portfolio in Q1 2026, its #1125 holding.
  • Mariner first reported a position in Armstrong World Industries in Q1 2019 and has held it in 12 quarters since.
  • 470 funds tracked by Wall St. Rank held Armstrong World Industries as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.