Filed pursuant to Rule 424(b)(3) SEC File No. 333-53522 PROSPECTUS SUPPLEMENT NO. 9 (To Prospectus dated February 9, 2001) SPECTRASITE HOLDINGS, INC. 6 3/4% SENIOR CONVERTIBLE NOTES DUE 2010 This prospectus supplement no. 9 supplements and amends the prospectus dated February 9, 2001, as supplemented by prospectus supplement no. 1 dated February 20, 2001, prospectus supplement no. 2 dated March 7, 2001, prospectus supplement no. 3 dated March 15, 2001, prospectus supplement no. 4 dated March 26, 2001, prospectus supplement no. 5 dated April 6, 2001, prospectus supplement no. 6 dated April 20, 2001, prospectus supplement no. 7 dated June 6, 2001 and prospectus supplement no. 8 dated February 1, 2002, relating to the resale of SpectraSite's 6 3/4% senior convertible notes due 2010 and the shares of SpectraSite common stock, par value $.001 per share, issuable upon conversion of the notes. The table and footnotes on pages 35 through 38 of the prospectus set forth information with respect to the selling holders and the respective amounts of convertible notes held and shares of common stock beneficially owned by each selling holder that may be offered pursuant to the prospectus, as supplemented and amended. This prospectus supplement amends the table in the prospectus, as supplemented and amended, by (i) adding Fidelity Advisor Series II: Fidelity Advisor High Yield Fund, Fidelity Advisor US World High Income Fund, Fidelity Commonwealth Trust: Fidelity Mid-Cap Stock Fund, Fidelity Financial Trust: Fidelity Convertible Securities Fund, Fidelity Management Trust Company and KBC Cayman, (ii) removing AIG SoundShore Opportunity Holding Fund Ltd., AIG SoundShore Strategic Holding Fund Ltd., CIBC World Markets International Arbitrage, Deutsche Banc Alex. Brown, Eaton Vance High Income Portfolio, Eaton Vance Income Fund of Boston, First Union International Capital Markets, Global Bermuda Limited Partnership, KBC Financial Products USA, Lakeshore International Ltd., Merced Partners Limited Partnership, Nomura Securities International, Inc., Peoples Benefit Life Insurance Company, Quattro Fund, LLC, St. Albans Partners Ltd, TQA Master Fund, LTD, TQA Master Plus Fund, LTD and UBS O'Connor LLC F/B/O UBS Global Equity Arbitrage Master Ltd., (iii) changing the name of Lipper Convertibles, L.P. (Series B) to Lipper Convertibles, L.P. (Class B) and (iv) replacing the information contained in the table for Alta Partners Holdings, LDC, Hallmark Master Trust High Yield, JMG Capital Partners, LP, JMG Triton Offshore Fund, Ltd, J.P. Morgan Securities Inc., Morgan Stanley & Co. Incorporated, Teachers Insurance and Annuity Association and for the category "Any other holder of notes or future transferee, pledgee, donee or successor of any holder" with the corresponding information set forth below. The prospectus, together with this prospectus supplement no. 9, prospectus supplement no. 8, prospectus supplement no. 7, prospectus supplement no. 6, prospectus supplement no. 5, prospectus supplement no. 4, prospectus supplement no. 3, prospectus supplement no. 2 and prospectus supplement no. 1, constitutes the prospectus required to be delivered by Section 5(b) of the Securities Act of 1933, as amended, with respect to offers and sales of the convertible notes and the common stock issuable upon conversion of the convertible notes. PROSPECTIVE INVESTORS SHOULD CAREFULLY REVIEW "RISK FACTORS" BEGINNING ON PAGE 5 OF THE PROSPECTUS FOR A DISCUSSION OF RISKS THAT SHOULD BE CONSIDERED WHEN INVESTING IN THE NOTES OR OUR COMMON STOCK. Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved of these securities or passed upon the adequacy or accuracy of this prospectus or any accompanying prospectus supplement. Any representation to the contrary is a criminal offense. The date of this prospectus supplement is February 14, 2002. SHARES OF COMMON PRINCIPAL PRINCIPAL STOCK SHARES OF SHARES OF AMOUNT AMOUNT OF BENEFICIALLY COMMON COMMON STOCK OF NOTES NOTES OWNED OWNED STOCK BENEFICIALLY OWNED AND AFTER THE PRIOR TO OFFERED OWNED AFTER SELLING SECURITYHOLDERS OFFERED OFFERING OFFERING HEREBY THE OFFERING --------------------------------- ---------- --------- ------------ ---------- -------------- Alta Partners Holdings, LDC..... 13,515,000 none 626,783 626,783 none Fidelity Advisor Series II: Fidelity Advisor High Yield Fund.......................... 2,690,000 none 124,754 124,754 none Fidelity Advisor US World High Income Fund................... 50,000 none 2,319 2,319 none Fidelity Commonwealth Trust: Fidelity Mid-Cap Stock Fund... 21,340,000 none 989,682 989,682 none Fidelity Financial Trust: Fidelity Convertible Securities Fund............... 2,000,000 none 92,754 92,754 none Fidelity Management Trust Company ...................... 310,000 none 14,377 14,377 none Hallmark Master Trust High Yield(1)...................... 2,500,000 none 115,943 115,943 none JMG Capital Partners, LP........ 2,000,000 none 92,754 92,754 none JMG Triton Offshore Fund, Ltd... 2,000,000 none 92,754 92,754 none J.P. Morgan Securities Inc. .... 20,800,000 none 964,638 964,638 none KBC Cayman...................... 1,500,000 none 69,566 69,566 none Morgan Stanley & Co. Incorporated(2)............... 2,500,000 none 115,943 115,943 none Teachers Insurance and Annuity Association................... 12,000,000 none 556,522 556,522 none Any other holder of notes or future transferee, pledgee, donee or successor of any holder(3)..................... 75,207,000 none 3,487,862 3,487,862 none (1) Hallmark Master Trust High Yield owned $1,550,000 of Holdings' 11 1/4% senior discount notes due 2009. (2) Morgan Stanley & Co. Incorporated was the placement agent for the convertible notes. Morgan Stanley & Co. Incorporated was also an initial purchaser or placement agent for our 11 1/4% senior discount notes due 2009, our 12 7/8% senior discount notes due 2010 and our 10 3/4% senior notes due 2010 and was co-lead underwriter of our public common stock offerings in February 2000 and July 2000. (3) We may from time to time include additional selling holders and information about such selling holders' plans of distribution in future supplements to the prospectus, if required. The amounts provided assume that any holders of the notes, or any future transferees, pledgees, donees or successors of or from any such other holders of notes, do not beneficially own any common stock other than the common stock issuable upon conversion of the notes at the conversion rate. 2 The following table sets forth, as of February 14, 2002, information regarding the beneficial ownership of the notes and our common stock by the selling holders. The information is based on information provided by or on behalf of the selling holders through February 13, 2002 and by the indenture trustee for the convertible notes. SHARES OF COMMON PRINCIPAL PRINCIPAL STOCK SHARES OF SHARES OF AMOUNT AMOUNT OF BENEFICIALLY COMMON COMMON STOCK OF NOTES NOTES OWNED OWNED STOCK BENEFICIALLY OWNED AND AFTER THE PRIOR TO OFFERED OWNED AFTER SELLING SECURITYHOLDERS OFFERED(1) OFFERING(2) OFFERING HEREBY(3)(4) THE OFFERING(2) -------------------------------- ---------- ------------ ------------ ------------ ---------------- Alpine Associates............... 5,600,000 none 259,711 259,711 none Alpine Partners, L.P. .......... 900,000 none 41,740 41,740 none Alta Partners Holdings, LDC..... 13,515,000 none 626,783 626,783 none Bank America Pension Plan....... 2,000,000 none 92,754 92,754 none Deephaven Domestic Convertible Trading Ltd. (5).............. 3,000,000 none 139,131 139,131 none Deeprock & Co. ................. 2,500,000 none 115,943 115,943 none DIA High Yield Bond Fund (6).... 250,000 none 11,595 11,595 none Fidelity Advisor Series II: Fidelity Advisor High Yield Fund.......................... 2,690,000 none 124,754 124,754 none Fidelity Advisor US World High Income Fund................... 50,000 none 2,319 2,319 none Fidelity Commonwealth Trust: Fidelity Mid-Cap Stock Fund... 21,340,000 none 989,682 989,682 none Fidelity Financial Trust: Fidelity Convertible Securities Fund............... 2,000,000 none 92,754 92,754 none Fidelity Management Trust Company....................... 310,000 none 14,377 14,377 none Hallmark Master Trust High Yield (7)..................... 2,500,000 none 115,943 115,943 none JMG Capital Partners, LP ....... 2,000,000 none 92,754 92,754 none JMG Triton Offshore Fund, Ltd... 2,000,000 none 92,754 92,754 none J.P. Morgan Securities Inc. .... 20,800,000 none 964,683 964,683 none KBC Cayman...................... 1,500,000 none 69,566 69,566 none Lipper Convertibles, L.P. ...... 11,367,000 none 527,166 527,166 none Lipper Convertibles, L.P. (Class B)..................... 581,000 none 26,945 26,945 none Lipper Convertibles Series II, L.P. ..................... 2,000,000 none 92,754 92,754 none Lipper Offshore Convertibles, L.P. ........... 2,000,000 none 92,754 92,754 none Lipper Offshore Convertibles, L.P. #2......... 1,000,000 none 46,377 46,377 none Morgan Stanley & Co. Incorporated (8).............. 2,500,000 none 115,943 115,943 none Peoples Benefit Life Insurance Company TEAMSTERS............. 6,000,000 none 556,522 556,522 none Retail Clerks Pension Trust..... 2,500,000 none 115,943 115,943 none Retail Clerks Pension Trust #2.. 1,500,000 none 69,566 69,566 none Roger Wedekindt................. 40,000 none 1,856 1,856 none TIAA-CREF Mutual Funds F/B/O its High Yield Bond Fund (9)................. 250,000 none 11,595 11,595 none Teachers Insurance and Annuity Association................... 12,000,000 none 556,522 556,522 none Volkswagen of America Inc.-- Salaried Eaton Vance Mgt. (10)..................... 100,000 none 4,638 4,638 none Any other holder of notes or future transferee, pledgee, donee or successor of any holder (11)................... 75,207,000 none 3,487,862 3,487,862 none ---------- (1) Assumes that the full amount of the notes held by the selling holder is being offered for registration hereunder. (2) Because the selling holders may, pursuant to the prospectus, offer all or some portion of the notes and shares they presently hold or, with respect to shares, have the right to acquire upon conversion of such notes, we cannot predict the amount or percentage of the notes and shares that will be held by the selling holder upon termination of any such sales. In addition, the selling holders identified above may have sold, transferred or otherwise disposed of all or a portion of their notes and shares since the date on which they provided the information regarding their notes and shares in transactions exempt from the registration requirements of the Securities Act. See "Plan of Distribution." The selling holders may sell all, part or none of the notes or shares listed in the table. The amounts listed in the table assume that each selling holder sells all of its convertible notes and/or shares of common stock underlying such notes. (3) Assumes that the full amount of the notes held by the selling holder is converted into shares of common stock at the conversion price and offered hereunder by such selling holder. 3 (4) The conversion price and the number of shares issuable upon conversion of the notes are subject to adjustment under certain circumstances. See "Description of Notes--Conversion of Notes." Section 15.3 of the indenture governing the convertible notes provides that if any fractional shares of common stock are issuable upon conversion of the notes, Holdings may either pay cash in lieu of such fractional shares or round up the number of shares issuable upon conversion. The number of shares reported in the table assumes that Holdings rounds up the number of shares issued upon conversion. We expressly reserve the right to pay cash in lieu of fractional shares, and any decision as to whether pay cash or round up for fractional shares will be made at the time the notes are surrendered for conversion. (5) Deephaven Domestic Convertible Trading Ltd. owned $2,000,000 aggregate principal amount of Holdings' 12 1/2% senior discount notes due 2010. (6) DIA High Yield Bond Fund owned $2,750,000 aggregate principal amount of Holdings' 11 1/4% senior discount notes due 2009. (7) Hallmark Master Trust High Yield owned $1,550,000 of Holdings' 11 1/4% senior discount notes due 2009. (8) Morgan Stanley & Co. Incorporated was the placement agent for the convertible notes. Morgan Stanley & Co. Incorporated was also an initial purchaser or placement agent for our 11 1/4% senior discount notes due 2009, our 12 7/8% senior discount notes due 2010 and our 10 3/4% senior notes due 2010 and was co-lead underwriter of our public common stock offerings in February 2000 and July 2000. (9) TIAA-CREF Mutual Funds F/B/O its High Yield Bond Fund owned $250,000 aggregate principal amount of Holdings' 12 1/2% senior discount notes due 2010. (10) Volkswagen of America Inc.--Salaried Eaton Vance Mgt. owned $15,000 of Holdings' 11 1/4% senior discount notes due 2009. (11) We may from time to time include additional selling holders and information about such selling holders' plans of distribution in future supplements to the prospectus, if required. The amounts provided assume that any holders of the notes, or any future transferees, pledgees, donees or successors of or from any such other holders of notes, do not beneficially own any common stock other than the common stock issuable upon conversion of the notes at the conversion rate. 4