AIM
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Aigen Investment Management’s Westamerica Bancorp WABC Stock Holding History

Aigen Investment Management’s Portfolio WABC Stock Details WABC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$409K Buy
+7,844
New +$398K 0.11% 266
2021
Q2 		– Sell
-4,595
Closed -$288K – 755
2021
Q1 		$288K Sell
4,595
-961
-17% -$58.5K 0.04% 431
2020
Q4 		$307K Buy
5,556
+5,504
+10,585% +$303K 0.04% 550
2020
Q3 		$3K Buy
+52
New +$3.04K ﹤0.01% 815

Other funds holding WABC

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American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

Aigen Investment Management's WABC Position: Q1 2026 in Review

Aigen Investment Management opened a new position in Westamerica Bancorp (WABC) in Q1 2026: 7,844 shares worth $409K. The stake represents 0.11% of the portfolio and ranks #266 among its holdings. This is a return to the name: Aigen Investment Management previously reported a position in WABC as recently as Q1 2021.

Aigen Investment Management first reported a position in WABC in Q3 2020 and has held it in 4 quarters since. 204 funds tracked by Wall St. Rank hold WABC as of Q1 2026.

  • Aigen Investment Management held 7,844 shares of Westamerica Bancorp worth $409K as of Q1 2026.
  • Westamerica Bancorp was a new Aigen Investment Management position in Q1 2026.
  • Westamerica Bancorp made up 0.11% of Aigen Investment Management's portfolio in Q1 2026, its #266 holding.
  • Aigen Investment Management first reported a position in Westamerica Bancorp in Q3 2020 and has held it in 4 quarters since.
  • 204 funds tracked by Wall St. Rank held Westamerica Bancorp as of Q1 2026.

Based on Aigen Investment Management's 13F filing for Q1 2026, filed 15 May 2026.