|----------------------------| | OMB APPROVAL | |----------------------------| |OMB Number: 3235-0145| |Expires: December 31, 2005| |Estimated average burden | |hours per response........11| |----------------------------| UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1 )* ---- Gartner, Inc. -------------------------------------------------------------------------------- (Name of Issuer) Common Stock, Class B $.0005 Par Value -------------------------------------------------------------------------------- (Title of Class of Securities) 366651206 -------------------------------------------------------------------------------- (CUSIP Number) December 31, 2003 -------------------------------------------------------------------------------- (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [ X ] Rule 13d-1(b) [ ] Rule 13d-1(c) [ ] Rule 13d-1(d) * 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). (1) NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). High Rock Capital LLC 04-3397165 --------------------------------------------------------------------- (2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (See Instructions) (b) [ ] --------------------------------------------------------------------- (3) SEC USE ONLY --------------------------------------------------------------------- (4) CITIZENSHIP OR PLACE OF ORGANIZATION Delaware --------------------------------------------------------------------- (5) SOLE VOTING POWER NUMBER OF 431,700 SHARES -------------------------------------------------------- BENEFICIALLY (6) SHARED VOTING POWER OWNED BY -0- EACH -------------------------------------------------------- REPORTING (7) SOLE DISPOSITIVE POWER PERSON WITH 470,800 -------------------------------------------------------- (8) SHARED DISPOSITIVE POWER -0- -------------------------------------------------------- (9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 530,700 shares (see Item 4(a) of attached Schedule) --------------------------------------------------------------------- (10) CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* --------------------------------------------------------------------- (11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 1.8% --------------------------------------------------------------------- (12) TYPE OF REPORTING PERSON (See Instructions) IA --------------------------------------------------------------------- (1) NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). High Rock Asset Management LLC 04-3402072 --------------------------------------------------------------------- (2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (See Instructions) (b) [ ] --------------------------------------------------------------------- (3) SEC USE ONLY --------------------------------------------------------------------- (4) CITIZENSHIP OR PLACE OF ORGANIZATION Delaware --------------------------------------------------------------------- (5) SOLE VOTING POWER NUMBER OF 59,900 SHARES -------------------------------------------------------- BENEFICIALLY (6) SHARED VOTING POWER OWNED BY -0- EACH -------------------------------------------------------- REPORTING (7) SOLE DISPOSITIVE POWER PERSON WITH 59,900 -------------------------------------------------------- (8) SHARED DISPOSITIVE POWER -0- -------------------------------------------------------- (9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 530,700 shares (see Item 4(a) of attached Schedule) --------------------------------------------------------------------- (10) CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* --------------------------------------------------------------------- (11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 1.8% --------------------------------------------------------------------- (12) TYPE OF REPORTING PERSON (See Instructions) IA --------------------------------------------------------------------- Schedule 13G Item 1(a). Name of Issuer: Gartner, Inc. Item 1(b). Address of Issuer's Principal Executive Offices: P.O. Box 10212 56 Top Gallant Road Stamford, CT 06904 Item 2(a). Names of Persons Filing: High Rock Capital LLC ("HRC") and High Rock Asset Management LLC ("HRAM") Item 2(b). Address of Principal Business Office or, if None, Residence: The address of the principal business office of HRC and HRAM is 28 State Street, 18th Floor, Boston, MA 02109. Item 2(c). Citizenship: Each of HRC and HRAM is a limited liability company organized under the laws of the state of Delaware. Item 2(d). Title of Class of Securities: Common Stock, Class B, $.0005 Par Value Item 2(e). CUSIP Number: 366651206 Item 3. If this statement is filed pursuant to Rules 13d-1(b), or 13d-2(b) or (c), check whether the person filing is a: (a) [_] Broker or dealer registered under Section 15 of the Securities Exchange Act of 1934 (the "Act); (b) [_] Bank as defined in Section 3(a)(6) of the Act; (c) [_] Insurance company as defined in Section 3(a)(19) of the Act; (d) [_] Investment company registered under Section 8 of the Investment Company Act of 1940; (e) [X] An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E); (f) [_] An employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F); (g) [_] A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G); (h) [_] A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act; (i) [_] A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act; (j) [_] Group, in accordance with Rule 13d-1(b)(1)(ii)(J). If this statement is filed pursuant to Rule 13d-1(c), check this box. [_] Item 4. Ownership. (a) Amount Beneficially Owned: Each of HRC and HRAM may be deemed to beneficially own 530,700 shares as of December 31, 2003. HRC was the record owner of 470,800 shares as of December 31, 2003. HRAM was the record owner of 59,900 shares as of December 31, 2003. (The shares held of record by HRC and HRAM are referred to collectively herein as the "Record Shares.") By virtue of their relationship as affiliated limited liability companies with the same individual as President, each of HRC and HRAM may be deemed to beneficially own all of the Record Shares. Hence, each of HRC and HRAM may be deemed to beneficially own 530,700 shares as of December 31, 2003. (b) Percent of Class: HRC: 1.6%; HRAM: 0.2% (c) Number of shares as to which such person has: (i) sole power to vote or to direct the vote: HRC: 431,700 shares HRAM: 59,900 shares (ii) shared power to vote or to direct the vote: HRC: -0- shares HRAM: -0- shares (iii) sole power to dispose or to direct the disposition of: HRC: 470,800 shares HRAM: 59,900 shares (iv) shared power to dispose or to direct the disposition of: HRC: -0- shares HRAM: -0- shares Each of HRC and HRAM expressly disclaims beneficial ownership of any shares of Gartner, Inc., except, in the case of HRC, for the 470,880 shares that it holds of record and, in the case of HRAM, for the 59,900 shares that it holds of record. Item 5. Ownership of Five Percent or Less of a Class. If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following [ X ]. 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. Item 10. Certifications. By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect. SIGNATURES 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. Dated: February 11, 2004 HIGH ROCK CAPITAL LLC By: High Rock Capital LLC By: /s/ David L. Diamond ------------------------------------------ David L. Diamond, President HIGH ROCK ASSET MANAGEMENT LLC By: /s/ David L. Diamond ------------------------------------------ David L. Diamond, President