DOSSIER · 13F Holders · Q3 2026
CPXR

TIDAL TRUST III

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

CUSIP 45259A688·6 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$2M
visible holders
Holders
6
filers reporting
Concentration
38.67%
SUSQUEHANNA INTERNATIONAL GROUP, LLP #1
top holder share
AI Holders Summary · Q3 2026

6 institutions reported CPXR in Q3 2026. SUSQUEHANNA INTERNATIONAL GROUP, LLP leads at 38.7% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$616K21K0.00%Q2 2026
02
CITADEL ADVISORS LLC
CIK 0001423053
$599K21K0.00%Q2 2026
03
Belvedere Trading LLC
CIK 0001632341
$315K10K0.00%Q3 2026
04
UBS Group AG
CIK 0001610520
$43K1K0.00%Q3 2026
05
SIMPLEX TRADING, LLC
CIK 0001488542
$21K6500.00%Q3 2026
06
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00—Q2 2025