DOSSIER · 13F Holders · Q2 2026

AVALONBAY CMNTYS INC

4 institutions still hold AVALONBAY CMNTYS INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 053484901·4 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$19M
visible holders
Holders
4
filers reporting
Concentration
91.09%
LANDMARK INVESTMENT PARTNERS, L.P. #1
top holder share
AI Holders Summary · Q2 2026

4 institutions reported AVALONBAY CMNTYS INC in Q2 2026. LANDMARK INVESTMENT PARTNERS, L.P. leads at 91.1% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
LANDMARK INVESTMENT PARTNERS, L.P.
CIK 0002023551
$17M96K4.35%Q2 2026
02
IMC-Chicago, LLC
CIK 0001452861· Market maker
$2M9K0.00%Q2 2026
03
SIMPLEX TRADING, LLC
CIK 0001488542
$19K1000.00%Q2 2026
04
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025