HolderBook

WESTERN ALLIANCE BANCORP (WALPRA)

Institutional ownership reported to the SEC as of Q2 2026, across 31 quarters.

4
Reporting holders
$37.4M
Reported value
100.0%
Held as options
-2
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
IMC-Chicago, LLC$16.8Moptions only0.00%14qOPTIONS
Optiver Holding B.V.$15.6Moptions only0.00%5qOPTIONS
SIMPLEX TRADING, LLC$4.4Moptions only0.00%31qOPTIONS
GROUP ONE TRADING LLC$575.4Koptions only0.00%29qOPTIONS

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
Q2 20264$37.4M0000100.0%
Q1 20266$33.2M0300100.0%
Q4 20255$40.6M29,700100100.0%
Q3 20254$27.0M0100100.0%
Q2 20255$25.6M0100100.0%
Q1 20254$25.5M0200100.0%
Q4 20245$40.4M0100100.0%
Q3 20244$48.6M0000100.0%
Q2 20245$64.1M0000100.0%
Q1 20245$70.0M0200100.0%
Q4 20235$131.1M0000100.0%
Q3 20235$102.2M0000100.0%
Q2 20235$97.6M0100100.0%
Q1 20236$93.4M0400100.0%
Q4 20224$2.2M0200100.0%
Q3 20223$6.8M0000100.0%
Q2 20223$5.4M0200100.0%
Q1 20223$1.6M2100099.9%
Q4 20213$10.4M21100100.0%
Q3 20212$9.6M0100100.0%
Q2 20212$7.0M0000100.0%
Q1 20213$6.5M0200100.0%
Q4 20202$5.2M0000100.0%
Q3 20202$2.2M0000100.0%
Q2 20202$1.7M0000100.0%
Q1 20202$1.4M0100100.0%
Q4 20192$3.5M0000100.0%
Q3 20193$833.0K0000100.0%
Q2 20193$824.0K0100100.0%
Q1 20192$773.0K0100100.0%
Q4 20182$1.0M0000100.0%