DOSSIER · 13F Holders · Q3 2026

SYNOPSYS INC

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

CUSIP 871607957·7 13F holders·last filed Sep 30, 2026
Market cap
—
13F value held
$186M
visible holders
Holders
7
filers reporting
Concentration
71.14%
IMC-Chicago, LLC #1
top holder share
AI Holders Summary · Q3 2026

7 institutions reported SYNOPSYS INC in Q3 2026. IMC-Chicago, LLC leads at 71.1% 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
$132M304K0.03%Q3 2026
02
GROUP ONE TRADING LLC
CIK 0000932540
$28M62K0.04%Q2 2026
03
JPMORGAN CHASE & CO
CIK 0000019617
$15M33K0.00%Q2 2026
04
SIMPLEX TRADING, LLC
CIK 0001488542
$6M15K0.00%Q3 2026
05
CMT Capital Markets Trading GmbH
CIK 0001632813
$3M7K0.03%Q1 2026
06
HRT FINANCIAL LP
CIK 0001475597
$2M4K0.01%Q4 2025
07
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00—Q2 2025