DOSSIER · 13F Holders · Q1 2026

PROSHARES TR

7 institutions still hold PROSHARES TR as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 74350P905·7 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$192M
visible holders
Holders
7
filers reporting
Concentration
70.55%
IMC-Chicago, LLC #1
top holder share
AI Holders Summary · Q1 2026

7 institutions reported PROSHARES TR in Q1 2026. IMC-Chicago, LLC leads at 70.5% 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
$135M1.7M0.05%Q1 2026
02
GROUP ONE TRADING LLC
CIK 0000932540
$27M340K0.05%Q1 2026
03
SIMPLEX TRADING, LLC
CIK 0001488542
$26M345K0.02%Q1 2026
04
HRT FINANCIAL LP
CIK 0001475597
$2M35K0.01%Q4 2025
05
Miracle Mile Advisors, LLC
CIK 0001585859
$218K6K0.00%Q2 2026
06
Optiver Holding B.V.
CIK 0001859606· Market maker
$80K1K0.00%Q1 2026
07
Caitlin John, LLC
CIK 0002010947
$20K1K0.01%Q1 2026