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Westamerica Bancorp
WABC

216 hedge funds and large institutions have $980M invested in Westamerica Bancorp in 2025 Q3 according to their latest regulatory filings, with 28 funds opening new positions, 74 increasing their positions, 80 reducing their positions, and 16 closing their positions.

New
Increased
Maintained
Reduced
Closed

75% more first-time investments, than exits

New positions opened: 28 | Existing positions closed: 16

5% more funds holding

Funds holding: 205 → 216 (+11)

1% more capital invested

Capital invested by funds: $967M → $980M (+$13M)

0.75% more ownership

Funds ownership: 76.25% → 77% (+0.75%)

8% less repeat investments, than reductions

Existing positions increased: 74 | Existing positions reduced: 80

Holders
216
Holders Change
+11
Holders Change %
+5.37%
% of All Funds
2.84%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
28
Increased
74
Reduced
80
Closed
16
Calls
$259K
Puts
–
Net Calls
+$259K
Net Calls Change
-$5.02M

Top Buyers

1
Millennium Management
Millennium Management
New York
+$9.95M
2
AQR Capital Management
AQR Capital Management
Connecticut
+$8.54M
3
MIM
MetLife Investment Management
New Jersey
+$6.96M
4
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
+$5.77M
5
Goldman Sachs
Goldman Sachs
New York
+$2.57M

Top Sellers

1
American Century Companies
American Century Companies
Missouri
-$12.1M
2
Manulife (Manufacturers Life Insurance)
Manulife (Manufacturers Life Insurance)
Ontario, Canada
-$12M
3
Geode Capital Management
Geode Capital Management
Massachusetts
-$8.17M
4
BlackRock
BlackRock
New York
-$6.41M
5
MCM
Maltese Capital Management
New York
-$4.63M
Name Holding Trade Value Shares
Change 		Change in
Stake
JAM
26
Jupiter Asset Management
United Kingdom
$6.33M -$211K -4,262 -3%
Invesco
27
Invesco
Georgia
$6.19M -$305K -6,154 -5%
UBS Group
28
UBS Group
Switzerland
$6.02M -$1.01M -20,403 -14%
Two Sigma Advisers
29
Two Sigma Advisers
New York
$5.86M +$1.5M +30,300 +35%
Assenagon Asset Management
30
Assenagon Asset Management
Luxembourg
$5.83M +$5.77M +116,643 New
MCM
31
Maltese Capital Management
New York
$5.32M -$4.63M -93,500 -47%
DA
32
Denali Advisors
California
$5.22M -$131K -2,652 -2%
Public Sector Pension Investment Board (PSP Investments)
33
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$4.96M +$498K +10,060 +11%
JP Morgan Chase
34
JP Morgan Chase
New York
$4.91M +$1.48M +29,964 +44%
Renaissance Technologies
35
Renaissance Technologies
New York
$4.48M -$3.16M -63,800 -42%
First Trust Advisors
36
First Trust Advisors
Illinois
$4.4M +$313K +6,314 +8%
RhumbLine Advisers
37
RhumbLine Advisers
Massachusetts
$4.1M -$189K -3,808 -4%
Raymond James Financial
38
Raymond James Financial
Florida
$4.01M +$216K +4,356 +6%
Bank of America
39
Bank of America
North Carolina
$3.47M +$1.29M +25,973 +60%
Legal & General Group
40
Legal & General Group
United Kingdom
$3.4M -$145K -2,928 -4%
Jane Street
41
Jane Street
New York
$3.36M +$691K +13,967 +26%
Ameriprise
42
Ameriprise
Minnesota
$2.94M -$590K -11,925 -17%
YIH
43
Y-Intercept (HK)
Hong Kong
$2.94M +$2.15M +43,500 +286%
BGIM
44
Brandywine Global Investment Management
Pennsylvania
$2.78M -$104K -2,110 -4%
AG
45
Algert Global
California
$2.56M +$387K +7,810 +18%
Swiss National Bank
46
Swiss National Bank
Switzerland
$2.55M – – –
Tudor Investment Corp
47
Tudor Investment Corp
Connecticut
$2.37M +$92.2K +1,862 +4%
IA
48
IFG Advisory
Georgia
$2.32M -$44.7K -902 -2%
DFCM
49
Dark Forest Capital Management
Puerto Rico
$2.2M +$31.8K +643 +1%
IC
50
IEQ Capital
California
$2.19M +$1.52M +30,727 +236%
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WABC Hedge Fund Activity: Q3 2025 in Review

216 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Westamerica Bancorp (WABC) for Q3 2025, worth a combined $980M — up 1.3% from $967M a quarter earlier.

Buyers outnumbered sellers: 28 funds opened new WABC positions and 16 closed out — a net gain of 12 holders — while 74 added to existing stakes and 80 trimmed.

The largest buyer was Millennium Management, adding an estimated $9.95M. The largest seller was American Century Companies, cutting an estimated $12.1M.

  • 216 institutional investors held Westamerica Bancorp (WABC) as of Q3 2025, up from 205 in Q2 2025.
  • Funds reported $980M of Westamerica Bancorp stock for Q3 2025, up 1.3% quarter-over-quarter.
  • 28 funds opened new Westamerica Bancorp positions in Q3 2025 and 16 closed out, a net change of +12 holders.
  • The largest Westamerica Bancorp buyer in Q3 2025 was Millennium Management, an estimated $9.95M added.
  • The largest Westamerica Bancorp seller in Q3 2025 was American Century Companies, an estimated $12.1M sold.

Based on aggregated 13F filings for Q3 2025.