DOSSIER · 13F Holders · Q2 2026

VARONIS SYS INC

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

CUSIP 922280902·4 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$14M
visible holders
Holders
4
filers reporting
Concentration
79.48%
GROUP ONE TRADING LLC #1
top holder share
AI Holders Summary · Q2 2026

4 institutions reported VARONIS SYS INC in Q2 2026. GROUP ONE TRADING LLC leads at 79.5% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
GROUP ONE TRADING LLC
CIK 0000932540
$11M265K0.02%Q2 2026
02
IMC-Chicago, LLC
CIK 0001452861· Market maker
$2M52K0.00%Q2 2026
03
SIMPLEX TRADING, LLC
CIK 0001488542
$701K17K0.00%Q2 2026
04
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025