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WAL · Western Alliance Bancorporation

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$79.67 +0.52 (+0.66%) At close · Aug 21
Market Cap
$8.69B
Shares
109.10M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 496
Total Value: $8,155,947,051
Total Shares: 99,220,770

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 496 13F filers · Δ vs Mar 31, 2026
Top Holder
11.4%
Sep 2023 → Jun 2026 · range 10.4% – 12.0%
−0.6 pts
Top 5
34.3%
Sep 2023 → Jun 2026 · range 30.3% – 44.8%
−2.7 pts
Top 10
55.2%
Sep 2023 → Jun 2026 · range 45.9% – 61.2%
−1.7 pts
HHI
391
Sep 2023 → Jun 2026 · range 312 – 510
Broadly held−39

Quarterly Activity

vs Mar 31, 2026
New
105
Increased
190
Decreased
126
Sold Out
60
Unchanged
75
Holder count: +45
Institutional value: +25.6%
Shares held: +8.3%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 514
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1212545 CUSIP 957638109 13F (30d) 440 filings 416 filers Visit website Investor relations