Mariner
WABC icon

Mariner’s Westamerica Bancorp WABC Stock Holding History

Mariner’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 		$1.05M Buy
20,193
+2,381
+13% +$121K ﹤0.01% 1928
2025
Q4 		$854K Buy
17,812
+9,497
+114% +$456K ﹤0.01% 2056
2025
Q3 		$416K Buy
+8,315
New +$412K ﹤0.01% 2572
2025
Q2 		– Sell
-4,629
Closed -$234K – 3709
2025
Q1 		$234K Sell
4,629
-22
-0.5% -$1.12K ﹤0.01% 2862
2024
Q4 		$244K Buy
4,651
+34
+0.7% +$1.82K ﹤0.01% 2826
2024
Q3 		$228K Buy
4,617
+7
+0.2% +$356 ﹤0.01% 2823
2024
Q2 		$224K Sell
4,610
-106
-2% -$5.07K ﹤0.01% 2692
2024
Q1 		$231K Hold
4,716
– – ﹤0.01% 2650
2023
Q4 		$266K Buy
+4,716
New +$234K ﹤0.01% 2448
2019
Q4 		– Sell
-12,914
Closed -$803K – 723
2019
Q3 		$803K Buy
+12,914
New +$801K 0.01% 512

Other funds holding WABC

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
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

Mariner's WABC Position: Q1 2026 in Review

Mariner increased its Westamerica Bancorp (WABC) stake by 13% in Q1 2026, buying an estimated $121K and bringing the position to 20,193 shares worth $1.05M. The position accounts for ﹤0.01% of the portfolio, ranked #1928.

Mariner first reported a position in WABC in Q3 2019 and has held it in 10 quarters since. 204 funds tracked by Wall St. Rank hold WABC as of Q1 2026.

  • Mariner held 20,193 shares of Westamerica Bancorp worth $1.05M as of Q1 2026.
  • Mariner bought 2,381 Westamerica Bancorp shares in Q1 2026, an estimated $121K.
  • Westamerica Bancorp made up ﹤0.01% of Mariner's portfolio in Q1 2026, its #1928 holding.
  • Mariner first reported a position in Westamerica Bancorp in Q3 2019 and has held it in 10 quarters since.
  • 204 funds tracked by Wall St. Rank held Westamerica Bancorp as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.