DOSSIER · 13F Holders · Q2 2026
MZZ

PROSHARES TR

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

CUSIP 74347G580·4 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$2M
visible holders
Holders
4
filers reporting
Concentration
89.42%
SYKON CAPITAL LLC #1
top holder share
AI Holders Summary · Q2 2026

4 institutions reported MZZ in Q2 2026. SYKON CAPITAL LLC leads at 89.4% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
SYKON CAPITAL LLC
CIK 0001988408
$2M274K0.48%Q2 2026
02
Tower Research Capital LLC (TRC)
CIK 0001533421
$186K32K0.00%Q2 2026
03
MORGAN STANLEY
CIK 0000895421
$910.00%Q2 2026
04
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025