A summary of selected quarterly financial data for the years ended December 31 is as follows:

Recent Common Stock Prices
The Company's Common Stock is traded on the National Association of Securities Dealers'Automated
Quotation System ("Nasdaq") National Market tier of The Nasdaq Stock Market SM under the symbol CBMD.
The following table presents high and low sale prices of the Company's Common Stock for the periods indicated.

As of December 31, 1997 there were 307 common stockholders of record holding an aggregate of 2,200,165 shares.The Company believes there to be in excess of 2,000 beneficial owners of the Company's Common Stock.
Stock Performance Graph
The following graph compares the cumulative total return on the Company's Common Stock during
the five years ended December 31, 1997 with that of a broad market index (Nasdaq, U.S. Companies) and
an industry peer group index (all publicly traded banks in Maryland, Pennsylvania,Virginia and the District
of Columbia with total assets less than $1 billion).The graph assumes $100 was invested on December 31,
1992 in the Company's Common Stock and in each of the indices and assumes reinvestment of dividends.

| COLUMBIA BANCORP DIRECTORS James R. Moxley, Jr. Chairman Columbia Bancorp President Security Development Corp . Herschel L. Langenthal Vice Chairman Columbia Bancorp Managing Partner Langenmyer Co. Anand S. Bhasin President Gemini Ventures Corp. John M. Bond, Jr. President and Chief Executive Officer Columbia Bancorp Garnett Y. Clark, Jr. President GYC Group Ltd. James Clark, Jr. Retired President Maryland State Senate Hugh F.Z. Cole, Jr. Partner Brantly Development Group, Inc. G. William Floyd General Partner Venture Associates |
Robert J. Gaw Retired President Ryland Mortgage Co. Mary T. Gould William L. Hermann Harry L. Lundy, Jr. President Williamsburg Builders, Inc. Richard E. McCready Chairman and Chief Executive Officer REM Enterprises, Inc. Patricia T. Rouse Vice President and Secretary The Enterprise Foundation Maurice M. Simpkins Vice President The Ryland Group, Inc. Mary S. Scrivener Robert N. Smelkinson Retired Chairman Smelkinson Sysco Theodore G.Venetoulis Publisher/Political Consultant DIRECTOR EMERITUS Osborne A. Payne President Broadway-Payne, Inc. |
THE COLUMBIA BANK SENIOR OFFICERS John M. Bond, Jr. President and Chief Executive Officer Michael T. Galeone Executive Vice President Charles C. Holman Executive Vice President John A. Scaldara, Jr. Executive Vice President, Chief Financial Officer and Secretary Robert E. Dael Senior Vice President Adelbert D. Karfonta Senior Vice President Robert W. Locke, III Senior Vice President Scott C. Nicholson Senior Vice President |
| THE COLUMBIA BANK ADVISORY BOARD Columbia Andrew N. Adams, III President/Treasurer Ten Oaks Nursery Randolph W. Brinton Senior Vice President Ferris, Baker Watts, Inc. Edward J. Brody President Brody Truck Rental, Inc. Edward J. Brush President Fountainhead Title Group Dwight A. Burrill, Ph.D. Retired President Howard Community College Ryland O. Chapman, III Headmaster Glenelg Country School C. Joan Cochran Realtor Long & Foster Realtors Robert E. Cook Owner Laurel Hardware Co., Inc. Steve Dubin Chief Financial Officer Martek Biosciences Corp. Joel D. Fedder President The Fedder Company John W. Garrison Senior Partner Garrison, Mathieson, Cosgray & Falk |
William M. Ginder Retired Vice Chairman Crown Central Petroleum Corp. Dr. Lenneal J. Henderson Professor University of Baltimore Richard V. Hoenes Vice President Cromwell Farms Stanley M. Levy Retired Administrative Law Judge D. Terrence MacHamer President The MacHamer Co. Donald C. Miller Retired Miller Chevrolet William H. Munn President BGE Home Products & Services S. Zeke Orlinsky Publisher Patuxent Publishing Co. H. Canfield Pitts, II Resident Manager Merrill Lynch Pierce Fenner & Smith, Inc. Samuel A. Rittenhouse Retired Manager Electric Engineering BGE Doris Stromberg Thompson Retired Newspaper Editor John L.Troutman President Troutman Company E. David Walter, Jr. Vice President Ferris, Baker Watts, Inc. Johannes Willenpart Past President Austronic Security Systems, Inc. |
THE COLUMBIA BANK ADVISORY BOARD Baltimore County Albert H. Dudley, III, M.D. Orthopedic Surgeon Four East Madison Orthopedics Associates, Inc. Carol J. Glusman Administrator Pathology Associates Laboratories, Inc. Edmund F. Haile, P.E. Chairman Daft McCune Walker, Inc. Lawrence E. Holder, M.D. F.A.C.R. Chief Division of Nuclear Medicine University of Maryland Hospital John J. Kent, Jr. Chief Operating Officer Sheppard & Enoch Pratt Hospital Douglas L. Miller, Sr. President C&D Corporation, Inc. |
| BRANCH LOCATIONS BLAKEHURST 1055 W. Joppa Road Towson, MD 21204 Phone: (410) 494-6148 COLUMBIA TOWN CENTER 10480 Little Patuxent Parkway Columbia, MD 21044 Phone: (410) 730-5000 CROSS KEYS 5100 Falls Road, Suite 96 Baltimore, MD 21210 Phone: (410) 433-1990 ELLICOTT CITY 9151 Baltimore National Pike Ellicott City, MD 21042 Phone: (410) 465-4800 HARMONY HALL 6336 Cedar Lane Columbia, MD 21044 Phone: (410) 531-6000 HARPER'S CHOICE 5485 Harper's Farm Road Columbia, MD 21044 Phone: (410) 730-5085 HEAVER PLAZA 1301 York Road Lutherville, MD 21093 Phone: (410) 296-0490 |
LONG GATE 4450 Long Gate Parkway Ellicott City, MD 21042 Phone: (410) 203-2345 OAKLAND MILLS 5865 Robert Oliver Place Columbia, MD 21045 Phone: (410) 992-9411 RIVER HILL 6030 Daybreak Circle Clarkesvillle, MD 21029 Phone: (410) 531-7000 ROLAND PARK PLACE 830 West 40th Street Baltimore, MD 21211 Phone: (410) 366-1314 VANTAGE HOUSE 5400 Vantage Point Road Columbia, MD 21044 Phone: (410) 740-4066 WILDE LAKE 10451 Twin Rivers Road Columbia, MD 21044 Phone: (410) 884-6800 RESIDENTIAL MORTGAGE LENDING OFFICES COLUMBIA TOWN CENTER 10480 Little Patuxent Parkway Columbia, MD 21044 Phone: (410) 730-5000 HEAVER PLAZA 1301 York Road Lutherville, MD 21093 Phone: (410) 769-8070 OLNEY 18200 Georgia Avenue Olney, MD 20832 Phone: (301) 924-9240 |
ANNUAL MEETING The Annual Meeting of Stockholders will be held on Monday, April 27, 1998 at 5:30 p.m. at: The Columbia Inn Wincopin Circle Columbia, MD 21044 TRANSFER AGENT AND REGISTRAR Registrar and Transfer Company 10 Commerce Drive Cranford, NJ 07016 Attn: Investor Relations Phone: 1-800-368-5948 INDEPENDENT AUDITORS KPMG Peat Marwick LLP 111 S. Calvert Street Baltimore, MD 21202 GENERAL COUNSEL Piper & Marbury L.L.P. 36 S. Charles Street Baltimore, MD 21201 CORPORATE HEADQUARTERS 10480 Little Patuxent Parkway Columbia, MD 21044 Phone: (410) 465-4800 Fax: (410) 750-0105 Internet: www.columbank.com STOCK EXCHANGE LISTING The Common Stock of Columbia Bancorp is traded on the Nasdaq National Market tier of the Nasdaq Stock Market SM under the symbol "CBMD." ADDITIONAL INFORMATION A copy of Columbia Bancorp's annu-al report to the SEC on Form 10-K may be obtained without charge upon written request to: Columbia Bancorp 9151 Baltimore National Pike Ellicott City, MD 21042 Attention: John A. Scaldara, Jr. Phone: (410) 465-4800 E-mail: jscaldara@columbank.com |