13F Insight
DOSSIER · 13F Holders · Q1 2026Technology · Electric Lighting & Wiring EquipmentMost-boughtAI cap-ex
AYI

ACUITY INC

620 institutions still hold ACUITY INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 00508Y102·Electric Lighting & Wiring Equipment·620 13F holders·last filed Mar 31, 2026
Market cap
—
▼ 0.4%
vs prior quarter
13F value held
$4.8B
50.0% inst. owned
of float
Holders
620
-30 QoQ
filers reporting
Activity
+11 / −109
+967 added · −890 reduced
this quarter
Concentration
17.97%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

620 institutions reported AYI in Q1 2026. BlackRock, Inc. leads at 18.0% of the visible book. -30 net institutions QoQ — distribution reading.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$858M3.1M0.01%Q1 202602
FMR LLC
CIK 0000315066
$660M2.4M0.03%Q1 202603
Vanguard Portfolio Management
CIK 0002100121
$396M1.4M0.02%Q1 202604
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$385M1.4M0.01%Q1 202605
STATE STREET CORP
CIK 0000093751
$265M947K0.01%Q1 202606
WELLINGTON MANAGEMENT GROUP LLP
CIK 0000902219
$214M763K0.04%Q1 202607
JPMORGAN CHASE & CO
CIK 0000019617
$210M771K0.01%Q1 202608
AMERICAN CENTURY COMPANIES INC
CIK 0000748054
$210M749K0.11%Q1 202609
Alyeska Investment Group, L.P.
CIK 0001453072
$198M550K0.56%Q4 202510
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$178M635K0.04%Q1 202611
Boston Partners
CIK 0001386060
$168M600K0.18%Q1 202612
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$162M576K0.01%Q1 202613
FULLER & THALER ASSET MANAGEMENT, INC.
CIK 0001082327
$154M550K0.52%Q1 202614
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
$120M436K0.05%Q1 202615
FIL Ltd
CIK 0000318989
$119M425K0.09%Q1 202616
FIRST TRUST ADVISORS LP
CIK 0001125816· Index
$106M378K0.08%Q1 202617
Durable Capital Partners LP
CIK 0001798849
$100M356K1.03%Q1 202618
ALLEN OPERATIONS LLC
CIK 0001389544
$96M344K14.40%Q1 202619
Fisher Asset Management, LLC
CIK 0000850529
$93M333K0.03%Q1 202620
NORTHERN TRUST CORP
CIK 0000073124· Index
$83M296K0.01%Q1 2026
Page 1 of 31
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