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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
SEI Investments
76
SEI Investments
Pennsylvania
$873K -$484K -9,538 -36%
Thrivent Financial for Lutherans
77
Thrivent Financial for Lutherans
Minnesota
$857K -$35.4K -698 -4%
Rafferty Asset Management
78
Rafferty Asset Management
New York
$790K -$324K -6,381 -30%
Royal Bank of Canada
79
Royal Bank of Canada
Ontario, Canada
$784K +$14.1K +278 +2%
VAM
80
Vanguard Asset Management
$765K +$744K +14,676 New
SIM
81
SummerHaven Investment Management
Connecticut
$749K -$105K -2,065 -13%
VGA
82
Vanguard Global Advisers
Pennsylvania
$744K +$723K +14,258 New
HI
83
Horizon Investments
North Carolina
$726K +$66.9K +1,320 +10%
Wells Fargo
84
Wells Fargo
California
$722K -$1.09M -21,537 -61%
KK
85
KLP Kapitalforvaltning
Norway
$714K – – –
Wealth Enhancement Advisory Services
86
Wealth Enhancement Advisory Services
Minnesota
$702K -$5.43K -107 -0.8%
SOADOR
87
State of Alaska Department of Revenue
Alaska
$687K -$30.5K -601 -4%
Stifel Financial
88
Stifel Financial
Missouri
$684K +$5.99K +118 +0.9%
IMRF
89
Illinois Municipal Retirement Fund
Illinois
$677K -$37.8K -745 -5%
MIM
90
MetLife Investment Management
New Jersey
$664K -$11M -215,923 -94%
Barclays
91
Barclays
United Kingdom
$648K -$1.68M -33,092 -73%
EGM
92
Engineers Gate Manager
New York
$638K +$88.8K +1,751 +17%
OL
93
Odyssean LLC
Connecticut
$635K +$617K +12,167 New
HWAM
94
Hennion & Walsh Asset Management
New Jersey
$631K +$76.3K +1,504 +14%
HSBC Holdings
95
HSBC Holdings
United Kingdom
$624K – – –
Fidelity Investments
96
Fidelity Investments
Massachusetts
$617K -$938K -18,495 -61%
Janus Henderson Group
97
Janus Henderson Group
United Kingdom
$613K – – –
Mirae Asset Global ETFs Holdings
98
Mirae Asset Global ETFs Holdings
Hong Kong
$581K -$5.38K -106 -0.9%
Mercer Global Advisors
99
Mercer Global Advisors
Colorado
$577K +$73.1K +1,442 +15%
LSERS
100
Louisiana State Employees Retirement System
Louisiana
$568K -$25.4K -500 -4%
2 3
4
5 6

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.