DOSSIER · 13F Holders · Q1 2026Cheap mega-capRe-rated

AAON INC

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

CUSIP 000360956·2 13F holders·last filed Mar 31, 2026
Market cap
9.6%
vs prior quarter
13F value held
$670,275
57.0% inst. owned
of float
Holders
2
-12 QoQ
filers reporting
Activity
+43 / −69
+976 added · −815 reduced
this quarter
Concentration
100.00%
IMC-Chicago, LLC #1
top holder share
AI Holders Summary · Q1 2026

2 institutions reported AAON INC in Q1 2026. IMC-Chicago, LLC leads at 100.0% of the visible book. -12 net institutions QoQ — distribution reading.

Top holders

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

#HolderValueShares% port.Quarter
01
IMC-Chicago, LLC
CIK 0001452861· Market maker
$670,2758K0.00%Q1 2026
02
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025