WABC · NASDAQ · Banks - Regional

Westamerica Bancorp (WABC)

Serves small businesses and households across Northern and Central California banking markets.

$59.40
vs last close+0.36 (+0.61%)

13F · 13D/G · Form 4

Institutions81.12%18.75M shares
218 holders · as of Jun 30, 2026
Insiders0.12%28.0K shares
7 holders · as of Apr 23, 2026
Strategic holders7.77%1.80M shares
1 holder · as of Feb 11, 2021
Other10.99%2.54M shares
remainder

23.11M company shares as of Sep 23, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing

13F · 13D/G · Form 4

HolderStakeSharesDate
BlackRock, Inc.Institution
14.43%3.34Mas of Jun 30, 2026
American Century Companies IncInstitution
8.47%1.96Mas of Jun 30, 2026
American Century Investment Management, Inc.Strategic
7.77%1.80Mfiled Feb 11, 2021
Vanguard Portfolio Management LLCInstitution
7.45%1.72Mas of Jun 30, 2026
State Street CorpInstitution
6.03%1.39Mas of Jun 30, 2026
Vanguard Capital Management LLCInstitution
4.48%1.03Mas of Jun 30, 2026
Dimensional Fund Advisors LPInstitution
4.26%983,639as of Jun 30, 2026
Geode Capital Management, LLCInstitution
2.71%627,073as of Jun 30, 2026
AQR Capital Management LLCInstitution
2.14%495,223as of Jun 30, 2026
Nuveen, LLCInstitution
1.65%382,288as of Jun 30, 2026
Rhino Investment Partners, IncInstitution
1.41%324,824as of Jun 30, 2026
Arrowstreet Capital, Limited PartnershipInstitution
1.40%324,191as of Jun 30, 2026
Two Sigma Investments, LPInstitution
1.31%303,836as of Jun 30, 2026
Northern Trust CorpInstitution
1.31%303,422as of Jun 30, 2026
Charles Schwab Investment Management IncInstitution
1.28%294,930as of Jun 30, 2026
Sixth Street Partners Management Company, L.P.Institution
1.28%294,930as of Jun 30, 2026
Rbo & Co LLCInstitution
1.19%275,551as of Jun 30, 2026
Mackenzie Financial CorpInstitution
1.05%242,861as of Jun 30, 2026
Morgan StanleyInstitution
1.00%229,998as of Jun 30, 2026
Goldman Sachs Group IncInstitution
0.99%228,465as of Jun 30, 2026
Bank of New York Mellon CorpInstitution
0.91%211,466as of Jun 30, 2026
T. Rowe Price Investment Management, Inc.Institution
0.84%193,995as of Jun 30, 2026
Vanguard Fiduciary Trust CoInstitution
0.67%154,702as of Jun 30, 2026
Principal Financial Group IncInstitution
0.64%147,747as of Jun 30, 2026
Leeward Investments, LLC - MaInstitution
0.59%135,284as of Jun 30, 2026

13F, as of Jun 30, 2026

218 holders · 18.75M shares · 38 new positions · 109 increased · 70 reduced · 26 closed

HolderShares% outstandingChg q/qFiled
BlackRock, Inc.3.34M14.43%−113.6KAug 7, 2026
American Century Companies Inc1.96M8.47%+51.2KAug 12, 2026
Vanguard Portfolio Management LLC1.72M7.45%−38.9KAug 13, 2026
State Street Corp1.39M6.03%+190.8KAug 7, 2026
Vanguard Capital Management LLC1.03M4.48%−60.5KAug 13, 2026
Dimensional Fund Advisors LP983.6K4.26%+38.9KAug 11, 2026
Geode Capital Management, LLC627.1K2.71%+13.9KAug 12, 2026
AQR Capital Management LLC495.2K2.14%+96.2KAug 14, 2026

13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
Vanguard Portfolio Management7.33%1.77M13GApr 29, 2026
State Street Corporation5.90%1.39M13GAug 7, 2026
Vanguard Capital Management5.28%1.28M13GApr 30, 2026

Form 4

Latest trades

DateInsiderTypeSharesAvg priceOwned after
Apr 22, 2026
Inez Wondehdirector
Purchase61$53.791,007
Apr 20, 2026
Robert James Jr Bakerofficer: SVP/Banking Division Manager
Sale759$53.830

House and Senate disclosures

Not reported.