DOSSIER · 13F Holders · Q3 2026

SPDR SERIES TRUST

7 institutions still hold SPDR SERIES TRUST as of Q3 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 78464A950·7 13F holders·last filed Sep 30, 2026
Market cap
—
13F value held
$244M
visible holders
Holders
7
filers reporting
Concentration
58.23%
IMC-Chicago, LLC #1
top holder share
AI Holders Summary · Q3 2026

7 institutions reported SPDR SERIES TRUST in Q3 2026. IMC-Chicago, LLC leads at 58.2% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
IMC-Chicago, LLC
CIK 0001452861· Market maker
$142M899K0.03%Q3 2026
02
GROUP ONE TRADING LLC
CIK 0000932540
$58M371K0.08%Q3 2026
03
RH Tailwind Management, LLC
CIK 0002065331
$32M200K2.11%Q3 2026
04
JPMORGAN CHASE & CO
CIK 0000019617
$11M70K0.00%Q3 2026
05
SG Americas Securities, LLC
CIK 0001313360
$722K290K0.00%Q1 2026
06
Rosalind Advisors, Inc.
CIK 0001622627
$35K141K0.01%Q2 2026
07
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00—Q2 2025