Filed by: First Community Bancorp
pursuant to Rule 425 under
the Securities Act of 1933
Subject Company: Marathon Bancorp
(Commission File No. 000-12510)

THE FOLLOWING IS A SPREADSHEET PROVIDED BY FIRST COMMUNITY BANCORP TO SNL PUBLICATIONS DEMONSTRATING THE COMPUTATION OF THE MERGER CONSIDERATION A MARATHON BANCORP SHAREHOLDER WOULD RECEIVE AT VARIOUS AVERAGE PRICES OF FIRST COMMUNITY BANCORP COMMON STOCK.

FCBP
Price

  Exchange
Ratio

  Stock
Consid

  Cash
Consid

  FD Consid per
MARB Shr

$ 18.00   0.1600   $ 2.88   $ 1.68   $ 4.56
$ 18.50   0.1600   $ 2.96   $ 1.68   $ 4.64
$ 19.00   0.1600   $ 3.04   $ 1.68   $ 4.72
$ 19.50   0.1600   $ 3.12   $ 1.68   $ 4.80
$ 20.00   0.1560   $ 3.12   $ 1.68   $ 4.80
$ 20.50   0.1522   $ 3.12   $ 1.68   $ 4.80
$ 21.00   0.1486   $ 3.12   $ 1.68   $ 4.80
$ 21.50   0.1451   $ 3.12   $ 1.68   $ 4.80
$ 22.00   0.1418   $ 3.12   $ 1.68   $ 4.80
$ 22.50   0.1387   $ 3.12   $ 1.68   $ 4.80
$ 23.00   0.1357   $ 3.12   $ 1.68   $ 4.80
$ 23.30   0.1339   $ 3.12   $ 1.68   $ 4.80
$ 23.50   0.1339   $ 3.15   $ 1.68   $ 4.83
$ 24.00   0.1339   $ 3.21   $ 1.68   $ 4.89
$ 24.50   0.1339   $ 3.28   $ 1.68   $ 4.96
$ 25.00   0.1339   $ 3.35   $ 1.68   $ 5.03
$ 25.50   0.1339   $ 3.41   $ 1.68   $ 5.09
$ 26.00   0.1339   $ 3.48   $ 1.68   $ 5.16
$ 26.50   0.1339   $ 3.55   $ 1.68   $ 5.23
$ 27.00   0.1339   $ 3.62   $ 1.68   $ 5.30
$ 27.50   0.1339   $ 3.68   $ 1.68   $ 5.36
$ 28.00   0.1339   $ 3.75   $ 1.68   $ 5.43
$ 28.50   0.1339   $ 3.82   $ 1.68   $ 5.50
$ 29.00   0.1339   $ 3.88   $ 1.68   $ 5.56
$ 29.50   0.1339   $ 3.95   $ 1.68   $ 5.63
$ 30.00   0.1339   $ 4.02   $ 1.68   $ 5.70
     
     
Key    
FCBP Price:   average price of First Community Bancorp common stock over fifteen-day averaging period.

Stock Consid:

 

amount of consideration per share allocated to common stock.

Cash Consid:

 

amount of consideration per share allocated to cash.

FD Consid per MARB Shr:

 

fully diluted consideration per share of Marathon Bancorp common stock.