Armstrong World Industries Inc (AWI) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

43,753,582Shares Outstanding

216,089Shares held by institutions

$42,833,162Value of institutional holdings

94.61%Institutional ownership %

6.01%Shares Changed QoQ

481No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

A total of 481 institutions have reported a stake in Armstrong World Industries Inc (NYSE:AWI) as of December 2025, according to recent 13F filings with the SEC.

These investors collectively held 94.6% of the company's total shares outstanding in December 2025, down from 97.2% in September 2025.
On a quarter-over-quarter basis, institutional holdings shifted by 6.01%, with a year-over-year an increase of 33.98% in the count of filers.
Of these 481 institutional investors, 247 increased their holdings in Armstrong World Industries, while 178 of them reduced positions, and 56 investors maintained their exposure.
The aggregate institutional position in Armstrong World Industries now stands at 41.40Mn shares as of December 2025, after investors increased their holdings (up by 2.35Mn shares quarter on quarter which is down 2.78Mn shares year over year).
BlackRock, Inc.'s holding of 5.30Mn shares as of December 31, 2025 makes it the primary institutional investor in Armstrong World Industries, owning 12.12% of the stock.
Among the most significant buyers of Armstrong World Industries during December 2025 were BANK OF MONTREAL /CAN/ (1.27Mn), NORGES BANK (563.66K), Allspring Global Investments Holdings, LLC (427.45K), SurgoCap Partners LP (376.87K), DEUTSCHE BANK AG\ (210.42K).
Leading sellers of Armstrong World Industries stock in December 2025 included PRUDENTIAL FINANCIAL INC (616.51K), LONDON CO OF VIRGINIA (269.36K), ALLIANCEBERNSTEIN L.P. (263.99K), LOS ANGELES CAPITAL MANAGEMENT LLC (127.32K), Assenagon Asset Management S.A. (99.91K).
The top 10 institutional holders of Armstrong World Industries for the quarter ending December 2025 included BlackRock, Inc. (5.30Mn), VANGUARD GROUP INC (4.44Mn), Capital International Investors (2.32Mn), LONDON CO OF VIRGINIA (1.87Mn), STATE STREET CORP (1.37Mn), BANK OF MONTREAL /CAN/ (1.28Mn), KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC (1.21Mn), GEODE CAPITAL MANAGEMENT, LLC (1.02Mn), FULLER & THALER ASSET MANAGEMENT, INC. (1.01Mn), AQR CAPITAL MANAGEMENT LLC (961.18K).

481 Institutional Holders

216,089 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	5,301,132	9,932	0.19%	$1,013,046,301.00
VANGUARD GROUP INC	31 Dec, 2025	4,441,765	-50,149	-1.12%	$848,821,292.00
Capital International Investors	31 Dec, 2025	2,321,993	23,133	1.01%	$443,735,584.00
LONDON CO OF VIRGINIA	31 Dec, 2025	1,866,241	-269,356	-12.61%	$356,641,429.00
STATE STREET CORP	31 Dec, 2025	1,372,982	-2,613	-0.19%	$262,376,860.00
BANK OF MONTREAL /CAN/	31 Dec, 2025	1,279,086	1,272,275	18,679.71%	$244,433,335.00
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC	31 Dec, 2025	1,205,018	-77,768	-6.06%	$230,279,085.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	1,015,154	61,647	6.47%	$194,026,652.00
FULLER & THALER ASSET MANAGEMENT, INC.	31 Dec, 2025	1,005,464	-19,191	-1.87%	$192,144,148.00
AQR CAPITAL MANAGEMENT LLC	31 Dec, 2025	961,185	69,849	7.84%	$183,682,281.00
Neuberger Berman Group LLC	31 Dec, 2025	942,415	-54,234	-5.44%	$180,095,581.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	858,005	-2,794	-0.32%	$163,968,095.00
YACKTMAN ASSET MANAGEMENT LP	31 Dec, 2025	741,742	-17,543	-2.31%	$141,746,896.00
ALLIANCEBERNSTEIN L.P.	31 Dec, 2025	613,275	-263,990	-30.09%	$117,196,853.00
NORGES BANK	31 Dec, 2025	563,661	563,661	0.00%	$107,715,617.00
CITADEL ADVISORS LLC	31 Dec, 2025	546,089	190,867	53.73%	$104,357,608.00
Alyeska Investment Group, L.P.	31 Dec, 2025	533,324	30,588	6.08%	$101,918,216.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	31 Dec, 2025	522,656	-13,552	-2.53%	$99,879,562.00
MORGAN STANLEY	31 Dec, 2025	493,726	33,157	7.20%	$94,351,415.00
Van Berkom & Associates Inc.	31 Dec, 2025	461,533	-16,569	-3.47%	$88,199.00

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