SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.________)* Digital Insight Corp. (Name of Issuer) Common Stock (Par Value $.001) (Title of Class of Securities) 25385P106 (CUSIP Number) Check the following box if a fee is being paid with this statement [ ]. A fee is not required only if the filing person:(1)has a previous statement on file reporting beneficial ownership of more than five percent of the class of securities described in Item 1; and (2) has filed no amendment subsequent there to reporting beneficial ownership of five percent or less of such class.)(See Rule 13d-7.) The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not Be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). (Continued on following pages) Page 1 of 6 Pages CUSIP No. 25385P106 Page 2 of 6 1. NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Brown Investment Advisory & Trust Company ("BIATC"), its wholly owned subsidiary, Brown Investment Advisory Incorporated ("BAI"). 52-1811121 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] (b) [x] 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION Brown Investment Advisory & Trust Company and Brown Advisory Incorporated are Maryland corporations. NUMBER OF 5 SOLE VOTING POWER SHARES BIATC 732437 shares BAI 1615612 shares 2348049 shares BENEFICIALLY 6 SHARED VOTING POWER OWNED BY BIATC 0 shares BAI 0 shares 0 shares EACH REPORTING 7 SOLE DISPOSITIVE POWER PERSON WITH BIATC 724682 shares BAI 1615612 shares 2340294 shares 8 SHARED DISPOSITIVE POWER BIATC 6755 shares BAI 0 shares 6755 shares CUSIP No. 25385P106 Page 3 of 6 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON BIATC 732437 shares BAI 1615612 shares 2348019 shares 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* [ ] 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) BIATC 2.3% BAI 5.0% 7.3% 12. TYPE OF REPORTING PERSON* BIATC - BK BAI - IA *SEE INSTRUCTIONS BEFORE FILLING OUT Item 1. (a) NAME OF ISSUER: Digital Insight Corp. (b) Address of Issuer's Principal Executive Offices: 26025 Mureau Road,, Calabasas, CA 91302 Item 2. (a) NAME OF PERSON FILING: Brown Investment Advisory & Trust Company ("BIATC"), its wholly owned subsidiary, Brown Investment Advisory Incorporated ("BAI"). (b) ADDRESS OF PRINCIPAL BUSINESS OFFICE: 901 South Bond Street, Suite 400 Baltimore, Maryland 21231 (c) CITIZENSHIP: Brown Investment Advisory & Trust Company and Brown Advisory Incorporated are Maryland corporations. CUSIP No. 25385P106 Page 4 of 6 (d) TITLE OF CLASS OF SECURITIES: Common Stock of ($.001 par) of Digital Insight Corp. (e) CUSIP Number: 25385P106 Item 3. If this statement is filed pursuant to Rules 13d-1(b), or 13d-2(b), check whether the person filing is a: For BIATC (b) [x] Bank as defined in section 3(a)(6) of the Act For BAI (e) [x] Investment Adviser registered under section 203 of the Investment Advisers Act of 1940 Item 4. OWNERSHIP: (a) AMOUNT BENEFICIALLY OWNED: As of December 31, 2002 BIATC 732437 shares BAI 1615612 shares 2348049 shares (b) PERCENT OF CLASS: BIATC 2.3% BAI 5.0% 7.3% (c) Number of shares as to which such person has: (i) sole power to vote or to direct the vote: BIATC 732437 shares BAI 1615612 shares 2348049 shares CUSIP No. 25385P106 Page 5 of 6 (ii) shared power to vote or to direct the vote: BIATC 0 shares BAI 0 shares 0 shares (iii) sole power to dispose or to direct the disposition of: BIATC 724682 shares BAI 1615612 shares 2348049 shares (iv) shared power to dispose or to direct the disposition of: BIATC 6755 shares BAI 0 shares 6755 shares Item 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS. Not applicable Item 6. OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON. Not applicable Item 7. IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY. Not applicable Item 8. IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP. Not applicable Item 9. NOTICE OF DISSOLUTION OF GROUP. Not applicable CUSIP No. 25385P106 Page 6 of 6 Item 10. CERTIFICATION. By signing below I certify that to the best of my knowledge and belief, the securities referred to above were acquired in the ordinary course of business and were not acquired for the purpose of and do not have the effect of changing or influencing the control of the issuer of such securities and were not acquired in connection with or as a participant in any transaction having such purpose or effect. SIGNATURE: After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Date: As of December 31, 2002 Signature: Brown Investment Advisory & Trust Company By: /S/ Sandra J. Doeller Title: Principal Signature: Brown Investment Advisory Incorporated By: /S/ Sandra J. Doeller Title: Principal