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Westamerica Bancorp
WABC

204 hedge funds and large institutions have $967M invested in Westamerica Bancorp in 2026 Q1 according to their latest regulatory filings, with 21 funds opening new positions, 69 increasing their positions, 82 reducing their positions, and 27 closing their positions.

New
Increased
Maintained
Reduced
Closed

19,720% more call options, than puts

Call options by funds: $991K | Put options by funds: $5K

2% more capital invested

Capital invested by funds: $948M → $967M (+$18.6M)

2.86% less ownership

Funds ownership: 79.52% → 76.67% (-2.9%)

6% less funds holding

Funds holding: 216 → 204 (-12)

16% less repeat investments, than reductions

Existing positions increased: 69 | Existing positions reduced: 82

22% less first-time investments, than exits

New positions opened: 21 | Existing positions closed: 27

Holders
204
Holders Change
-12
Holders Change %
-5.56%
% of All Funds
2.51%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
21
Increased
69
Reduced
82
Closed
27
Calls
$991K
Puts
$5K
Net Calls
+$986K
Net Calls Change
+$986K

Top Buyers

1
Two Sigma Investments
Two Sigma Investments
New York
+$8.49M
2
HF
HRT Financial
New York
+$4.24M
3
Franklin Resources
Franklin Resources
California
+$3.76M
4
American Century Companies
American Century Companies
Missouri
+$3.66M
5
Renaissance Technologies
Renaissance Technologies
New York
+$2.89M

Top Sellers

1
UBS Group
UBS Group
Switzerland
-$15.1M
2
Millennium Management
Millennium Management
New York
-$14.4M
3
MIM
MetLife Investment Management
New Jersey
-$11M
4
Citadel Advisors
Citadel Advisors
Florida
-$4.35M
5
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
-$2.9M
Name Holding Trade Value Shares
Change 		Change in
Stake
CRC
126
Curi RMB Capital
Illinois
$316K +$5.63K +111 +2%
Creative Planning
127
Creative Planning
Kansas
$297K +$30.8K +608 +12%
OPERF
128
Oregon Public Employees Retirement Fund
Oregon
$293K -$5.07K -100 -2%
D.E. Shaw & Co
129
D.E. Shaw & Co
New York
$289K -$152K -2,993 -35%
Handelsbanken Fonder
130
Handelsbanken Fonder
Sweden
$288K – – –
Fifth Third Bancorp
131
Fifth Third Bancorp
Ohio
$285K +$274K +5,394 +6,915%
WWG
132
West Wealth Group
California
$270K +$2.33K +46 +0.9%
Zurich Cantonal Bank
133
Zurich Cantonal Bank
Switzerland
$265K – – –
Allianz Asset Management
134
Allianz Asset Management
Germany
$265K – – –
CAPTRUST Financial Advisors
135
CAPTRUST Financial Advisors
North Carolina
$254K +$5.78K +114 +2%
GT
136
Glenmede Trust
Pennsylvania
$233K -$254 -5 -0.1%
TRCT
137
Tower Research Capital (TRC)
New York
$231K +$100K +1,974 +81%
AF
138
Allworth Financial
California
$228K -$5.28K -104 -2%
Teacher Retirement System of Texas
139
Teacher Retirement System of Texas
Texas
$225K -$34.6K -683 -14%
US Bancorp
140
US Bancorp
Minnesota
$224K -$254 -5 -0.1%
YIH
141
Y-Intercept (HK)
Hong Kong
$209K -$2.36M -46,524 -92%
OCM
142
One Capital Management
California
$209K +$203K +4,000 New
Los Angeles Capital Management
143
Los Angeles Capital Management
California
$197K -$8.93K -176 -4%
Public Employees Retirement Association of Colorado
144
Public Employees Retirement Association of Colorado
Colorado
$197K – – –
GI
145
GAMMA Investing
California
$127K +$39.4K +776 +47%
New York State Teachers Retirement System (NYSTRS)
146
New York State Teachers Retirement System (NYSTRS)
New York
$117K -$1.74M -34,384 -94%
Ohio Public Employees Retirement System (OPERS)
147
Ohio Public Employees Retirement System (OPERS)
Ohio
$112K +$862 +17 +0.8%
AIP
148
Ameritas Investment Partners
Nebraska
$108K – – –
Russell Investments Group
149
Russell Investments Group
United Kingdom
$96.6K -$9.59K -189 -9%
PNC Financial Services Group
150
PNC Financial Services Group
Pennsylvania
$86.6K +$30.7K +605 +57%
4 5
6
7 8

WABC Hedge Fund Activity: Q1 2026 in Review

204 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Westamerica Bancorp (WABC) for Q1 2026, worth a combined $967M — up 2% from $948M a quarter earlier.

Sellers outnumbered buyers: 27 funds closed out of WABC and 21 opened new positions — a net loss of 6 holders — while 82 trimmed existing stakes and 69 added.

The largest buyer was Two Sigma Investments, adding an estimated $8.49M. The largest seller was UBS Group, cutting an estimated $15.1M.

  • 204 institutional investors held Westamerica Bancorp (WABC) as of Q1 2026, down from 216 in Q4 2025.
  • Funds reported $967M of Westamerica Bancorp stock for Q1 2026, up 2% quarter-over-quarter.
  • 21 funds opened new Westamerica Bancorp positions in Q1 2026 and 27 closed out, a net change of -6 holders.
  • The largest Westamerica Bancorp buyer in Q1 2026 was Two Sigma Investments, an estimated $8.49M added.
  • The largest Westamerica Bancorp seller in Q1 2026 was UBS Group, an estimated $15.1M sold.

Based on aggregated 13F filings for Q1 2026.