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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
RA
51
Royce & Associates
New York
$2.18M +$42K +848 +2%
UBS AM
52
UBS AM
Illinois
$2.13M -$2.02M -40,841 -49%
Commonwealth Equity Services
53
Commonwealth Equity Services
Massachusetts
$2.06M +$48.8K +985 +2%
Jacobs Levy Equity Management
54
Jacobs Levy Equity Management
New Jersey
$2.03M -$645K -13,031 -24%
Barclays
55
Barclays
United Kingdom
$1.95M -$1.01M -20,426 -34%
New York State Teachers Retirement System (NYSTRS)
56
New York State Teachers Retirement System (NYSTRS)
New York
$1.84M -$50K -1,010 -3%
ECM
57
ExodusPoint Capital Management
New York
$1.8M +$59K +1,191 +3%
VOYA Investment Management
58
VOYA Investment Management
Georgia
$1.77M -$232K -4,686 -12%
Canada Life
59
Canada Life
Manitoba, Canada
$1.67M +$62.1K +1,255 +4%
HF
60
HRT Financial
New York
$1.62M +$654K +13,210 +69%
Connor, Clark & Lunn Investment Management (CC&L)
61
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$1.5M +$216K +4,365 +17%
A
62
AlphaQuest
New York
$1.5M -$42.3K -854 -3%
N
63
Numerai
California
$1.48M +$670K +13,539 +84%
AllianceBernstein
64
AllianceBernstein
Tennessee
$1.48M – – –
T. Rowe Price Associates
65
T. Rowe Price Associates
Maryland
$1.44M +$132K +2,665 +10%
BNP Paribas Financial Markets
66
BNP Paribas Financial Markets
France
$1.4M +$419K +8,466 +43%
Wells Fargo
67
Wells Fargo
California
$1.33M +$175K +3,530 +15%
Prudential Financial
68
Prudential Financial
New Jersey
$1.29M -$79.2K -1,600 -6%
Rafferty Asset Management
69
Rafferty Asset Management
New York
$1.22M -$188K -3,807 -13%
California State Teachers Retirement System (CalSTRS)
70
California State Teachers Retirement System (CalSTRS)
California
$1.22M -$471K -9,520 -28%
Fidelity Investments
71
Fidelity Investments
Massachusetts
$1.21M +$118K +2,380 +11%
WG
72
Winton Group
United Kingdom
$1.21M -$251K -5,065 -17%
NAAA
73
New Age Alpha Advisors
New York
$1.2M -$26.8K -541 -2%
EGM
74
Engineers Gate Manager
New York
$1.2M +$1.19M +23,959 New
Citigroup
75
Citigroup
New York
$1.17M -$1.01M -20,435 -47%
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3
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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.