EXHIBIT 99 First Midwest Bancorp, Inc. and Heritage Financial Services, Inc. Pro forma Condensed Statements of Condition (unaudited) and Pro forma Condensed Statements of Income (unaudited) as of, and for the quarters and six months ended, June 30, 1998 and 1997 (Amounts in thousands except per share data) ********** The accompanying financial information presents the statements of condition and statements of income of First Midwest and Heritage on a pro forma basis as if the transaction had been consummated on January 1, 1997, with all prior periods being restated. The pro forma financial statements do not reflect the effect of the acquisition charge incident to the acquisition of Heritage or of any financial statement adjustments related thereto. 23 FIRST MIDWEST BANCORP, INC. AND HERITAGE FINANCIAL SERVICES, INC. PRO FORMA CONDENSED STATEMENTS OF CONDITION (UNAUDITED) As of June 30, ------------------------- 1998 1997 ----------- ---------- ASSETS Cash and due from banks....................................................... $ 202,871 $ 225,619 Funds sold and other short-term investments................................... 49,749 16,339 Securities available for sale................................................. 1,538,476 1,345,291 Securities held to maturity................................................... 133,134 134,125 Trading account securities.................................................... 471 321 Loans......................................................................... 2,952,831 2,990,110 Reserve for loan losses....................................................... (45,054) (44,957) ---------- ---------- Net loans.................................................................. 2,907,777 2,945,153 ---------- ---------- Premises, furniture and equipment............................................. 76,967 79,783 Accrued interest receivable and other assets.................................. 180,245 116,202 ---------- ---------- Total Assets............................................................... $5,089,690 $4,862,833 ========== ========== LIABILITIES Deposits...................................................................... $3,995,931 $3,745,408 Short-term borrowings......................................................... 567,689 632,802 Accrued interest payable and other liabilities................................ 49,010 53,401 ---------- ---------- Total liabilities.......................................................... $4,612,630 $4,431,611 ---------- ---------- STOCKHOLDERS' EQUITY Common Stock.................................................................. 298 292 Additional paid-in capital.................................................... 89,823 86,661 Retained earnings............................................................. 393,181 359,400 Accumulated other comprehensive income........................................ 6,191 6,319 Less: Treasury stock.......................................................... (12,433) (21,450) ---------- ---------- Total stockholders' equity................................................. 477,060 431,222 ---------- ---------- Total Liabilities and Stockholders' Equity................................. $5,089,690 $4,862,833 ========== ========== CAPITAL RATIOS - -------------- Total Equity to Assets........................................................ 9.37% 8.87% Tangible Equity to Assets..................................................... 8.88% 8.29% 24 FIRST MIDWEST BANCORP, INC. AND HERITAGE FINANCIAL SERVICES, INC. PRO FORMA CONDENSED STATEMENTS OF INCOME (UNAUDITED) QUARTERS ENDED SIX MONTHS ENDED JUNE 30, JUNE 30, ---------------------------- ---------------------------- 1998 1997 1998 1997 ----------- ----------- ---------- ----------- INTEREST INCOME Interest and fees on loans............................................ $ 65,997 $ 65,900 $ 132,868 $ 130,732 Interest on securities................................................ 22,591 22,366 46,418 44,966 Interest on funds sold and other short-term investments............... 2,055 497 3,213 900 ----------- ----------- ---------- ----------- Total interest income............................................ 90,643 88,763 182,499 176,598 ----------- ----------- ---------- ----------- INTEREST EXPENSE Interest on deposits.................................................. 36,480 33,867 72,499 67,205 Interest on short-term borrowings..................................... 7,961 6,891 14,792 14,037 ----------- ----------- ---------- ----------- Total interest expense............................................ 44,441 40,758 87,291 81,242 ----------- ----------- ---------- ----------- NET INTEREST INCOME............................................... 46,202 48,005 95,208 95,356 PROVISION FOR LOAN LOSSES............................................. 867 1,372 2,135 3,630 ----------- ----------- ---------- ----------- Net interest income after provision for loan losses............... 45,335 46,633 93,073 91,726 NONINTEREST INCOME.................................................... 13,533 10,719 25,911 22,315 NONINTEREST EXPENSE................................................... 35,364 35,444 71,810 69,616 ----------- ----------- ---------- ----------- Income before income tax expense.................................. 23,504 21,908 47,174 44,425 INCOME TAX EXPENSE.................................................... 6,965 7,203 14,448 14,980 ----------- ----------- ---------- ----------- Net Income........................................................ $ 16,539 $ 14,705 $ 32,726 $ 29,445 =========== =========== ========== =========== Basic Earnings Per Share.......................................... $ 0.56 $ 0.50 $ 1.11 $ 1.01 Diluted Earnings Per Share........................................ $ 0.55 $ 0.49 $ 1.09 $ 0.99 Average Shares Outstanding........................................ 29,709 29,240 29,560 29,192 Average Diluted Shares Outstanding................................ 30,128 29,749 30,096 29,801 _______________________________ PERFORMANCE RATIOS - ------------------ Return on Assets...................................................... 1.31% 1.26% 1.32% 1.27% Return on Equity...................................................... 14.17% 14.06% 14.21% 14.20% Net Interest Margin................................................... 4.17% 4.59% 4.33% 4.57% Efficiency Ratio...................................................... 56.25% 57.45% 56.69% 56.81% 25