HolderBook

PROSHARES TR (SLON)

Institutional ownership reported to the SEC as of Q1 2026, across 3 quarters.

11
Reporting holders
$659.4K
Reported value
24.3%
Held as options
+0
Holder change

Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.

Holders

FilerValueShares Their book Held Change
CITADEL ADVISORS LLC$288.2K25,3800.00%3q+74.2%+$122.8K
Avidian Wealth Enterprises, LLC$257.3K51,0600.01%newNEW
JANE STREET GROUP, LLC$77.3K15,3350.00%3qHELD
Miller Capital Partners, Inc.$25.2K5,0000.01%2qHELD
SIMPLEX TRADING, LLC$6.8K1,3410.00%newNEW
OSAIC HOLDINGS, INC.$1.5K3000.00%2qHELD
GROUP ONE TRADING LLC$1.5K2910.00%3q-70.6%-$3.5K
FLOW TRADERS U.S. LLC$916181,8260.03%2q+745.0%
Tower Research Capital LLC (TRC)$8771740.00%2q-33.3%
UBS Group AG$418830.00%newNEW
HOLLENCREST CAPITAL MANAGEMENT$247490.00%2q+36.1%
Ankerstar Wealth, LLC$86170.00%2qHELD

Quarter by quarter

Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.

QuarterHoldersValue SharesNewAdded TrimmedOptions
Q1 202611$659.4K99,03032224.3%
Q4 202511$1.6M41,52442163.2%
Q3 20258$5.6M32,63180073.5%