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Westamerica Bancorp
WABC

216 hedge funds and large institutions have $948M invested in Westamerica Bancorp in 2025 Q4 according to their latest regulatory filings, with 25 funds opening new positions, 72 increasing their positions, 92 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed

19% more first-time investments, than exits

New positions opened: 25 | Existing positions closed: 21

2.52% more ownership

Funds ownership: 77% → 79.52% (+2.5%)

0% more funds holding

Funds holding: 216 → 216 (0)

0% more call options, than puts

Call options by funds: $5K | Put options by funds: $5K

3% less capital invested

Capital invested by funds: $980M → $948M (-$31.6M)

22% less repeat investments, than reductions

Existing positions increased: 72 | Existing positions reduced: 92

Holders
216
Holders Change
–
Holders Change %
0%
% of All Funds
2.63%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
25
Increased
72
Reduced
92
Closed
21
Calls
$5K
Puts
$5K
Net Calls
–
Net Calls Change
-$259K

Top Buyers

1
UBS Group
UBS Group
Switzerland
+$16.2M
2
AQR Capital Management
AQR Capital Management
Connecticut
+$4.84M
3
MIM
MetLife Investment Management
New Jersey
+$3.49M
4
Point72 Asset Management
Point72 Asset Management
Connecticut
+$3M
5
American Century Companies
American Century Companies
Missouri
+$2.87M

Top Sellers

1
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
-$5.83M
2
DA
Denali Advisors
California
-$4.16M
3
Millennium Management
Millennium Management
New York
-$2.84M
4
PCM
Palisade Capital Management
New Jersey
-$2.43M
5
MCM
Maltese Capital Management
New York
-$1.85M
Name Holding Trade Value Shares
Change 		Change in
Stake
New York State Common Retirement Fund
26
New York State Common Retirement Fund
New York
$6.19M -$1.17M -24,300 -16%
JAM
27
Jupiter Asset Management
United Kingdom
$6.05M – – –
Two Sigma Advisers
28
Two Sigma Advisers
New York
$5.78M +$173K +3,600 +3%
Invesco
29
Invesco
Georgia
$5.44M -$493K -10,268 -8%
Renaissance Technologies
30
Renaissance Technologies
New York
$4.57M +$288K +6,000 +7%
JP Morgan Chase
31
JP Morgan Chase
New York
$4.13M -$567K -11,817 -12%
Public Sector Pension Investment Board (PSP Investments)
32
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$4.13M -$624K -13,003 -13%
Raymond James Financial
33
Raymond James Financial
Florida
$3.82M -$14.2K -297 -0.4%
First Trust Advisors
34
First Trust Advisors
Illinois
$3.82M -$393K -8,187 -9%
RhumbLine Advisers
35
RhumbLine Advisers
Massachusetts
$3.71M -$217K -4,514 -6%
Point72 Asset Management
36
Point72 Asset Management
Connecticut
$3.44M +$3M +62,567 +665%
MCM
37
Maltese Capital Management
New York
$3.25M -$1.85M -38,500 -36%
Jane Street
38
Jane Street
New York
$3.19M -$20.2K -421 -0.6%
DFCM
39
Dark Forest Capital Management
Puerto Rico
$3.06M +$949K +19,795 +45%
Legal & General Group
40
Legal & General Group
United Kingdom
$3.04M -$211K -4,399 -6%
IC
41
IEQ Capital
California
$2.84M +$755K +15,745 +36%
Bank of America
42
Bank of America
North Carolina
$2.79M -$534K -11,127 -16%
TI
43
Trexquant Investment
Connecticut
$2.67M +$2.68M +55,918 New
Ameriprise
44
Ameriprise
Minnesota
$2.6M -$217K -4,520 -8%
BGIM
45
Brandywine Global Investment Management
Pennsylvania
$2.56M -$101K -2,100 -4%
AG
46
Algert Global
California
$2.46M – – –
YIH
47
Y-Intercept (HK)
Hong Kong
$2.42M -$393K -8,192 -14%
Swiss National Bank
48
Swiss National Bank
Switzerland
$2.29M -$153K -3,200 -6%
WG
49
Winton Group
United Kingdom
$2.22M +$1.07M +22,224 +92%
Barclays
50
Barclays
United Kingdom
$2.18M +$315K +6,571 +17%
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WABC Hedge Fund Activity: Q4 2025 in Review

216 of the 8,223 institutional investors tracked by Wall St. Rank reported a position in Westamerica Bancorp (WABC) for Q4 2025, worth a combined $948M — down 3.2% from $980M a quarter earlier.

Buyers outnumbered sellers: 25 funds opened new WABC positions and 21 closed out — a net gain of 4 holders — while 72 added to existing stakes and 92 trimmed.

The largest buyer was UBS Group, adding an estimated $16.2M. The largest seller was Assenagon Asset Management, exiting entirely with an estimated $5.83M sold.

  • 216 institutional investors held Westamerica Bancorp (WABC) as of Q4 2025, unchanged from Q3 2025.
  • Funds reported $948M of Westamerica Bancorp stock for Q4 2025, down 3.2% quarter-over-quarter.
  • 25 funds opened new Westamerica Bancorp positions in Q4 2025 and 21 closed out, a net change of +4 holders.
  • The largest Westamerica Bancorp buyer in Q4 2025 was UBS Group, an estimated $16.2M added.
  • The largest Westamerica Bancorp seller in Q4 2025 was Assenagon Asset Management, an estimated $5.83M sold.

Based on aggregated 13F filings for Q4 2025.