X0202 4 2006-05-31 0 0001163943 SIRF TECHNOLOGY HOLDINGS INC SIRF 0001134607 BANATAO DIOSDADO P 148 EAST BROKAW ROAD SAN JOSE CA 95112 1 0 0 0 Common Stock-Banatao Heritage Trust U/A DTD 5/7/01 2006-05-31 4 G 0 5000 0 D 54000 I by Trust Common Stock-Banatao Living Trust DTD 7/21/99 2006-05-31 4 G 0 100000 0 D 732314 I by Trust Common Stock-Tallwood Investment Trust IV 2006-05-31 4 G 0 140000 0 A 140000 I by Trust Common Stock 1111111 D Common Stock - Tallwood Investment Trust III 258000 I by Trust Common Stock-Tallwood Investment Trust I 244000 I by Trust Common Stock-Tallwood Investment Trust II 400000 I by Trust Common Stock-Tallwood Partners LLC 1159486 I by Corporation Put Option (right to sell) 2006-05-31 4 J 0 140000 0 A 2008-06-01 Common Stock-Tallwood Investment Trust IV 140000 140000 I by Trust Non-Qualified Stock Option (right to buy) 13.07 2005-06-30 2014-06-30 Common Stock 30209 30209 D Non-Qualified Stock Option (right to buy) 13.6 2006-05-18 2015-05-18 Common Stock 19500 19500 D Non-Qualified Stock Option (right to buy) 36.22 2007-05-04 2016-05-04 Common Stock 18000 18000 D Put Option (right to sell) 2008-03-01 Common Stock - Tallwood Investment Trust III 258000 258000 I by Trust Put Option (right to sell) 0 2007-08-17 Common Stock-Tallwood Investment Trust I 400000 400000 I by Trust Put Option (right to sell) 2007-11-19 Common Stock-Tallwood Investment Trust II 400000 400000 I by Trust Warrant (right to buy) 6.5 2004-04-21 2006-12-03 Common Stock-Tallwood Partners LLC 7692 7692 I by Corporation Warrant (right to buy) 6.5 2004-04-21 2006-12-03 Common Stock-Banatao Living Trust DTD 7/21/99 7692 7692 I by Trust Transfer of shares Banatao Heritage Trust U/A DTD 5/7/01 and Banatao Living Trust DTD 7/21/99 to Tallwood Investment Trust IV. Consists of shares transferred from Banatao Heritage Trust U/A DTD 5/7/01 and Banatao Living Trust DTD 7/21/99 and shares from trusts that are not affiliated with the Reporting Person. The Reporting Person reports indirect ownership of a pre-paid forward contract (Right to Sell) held by Tallwood Investment Trust IV entered into on 5/31/06 with a settlement date on June 1, 2008. The contract provides that the Trust deliver a certain number of shares at the end of the contract depending on the Issuer's common stock price on each such date. In lieu of delivery shares, the Trust may elect a cash settlement. Exact pricing terms are determined in accordance with the contract. The Reporting Person disclaims beneficial ownership of the shares held by the Trust except to the extent of his pecuniary interest. Of such 50,000 shares, vests as to 12,500 shares on 6/30/05 and monthly thereafter 6/30/05 to 6/30/08. Option becomes exercisable as it vests. Of such 19,500 shares, vests as to 4,875 shares on 5/18/06 and monthly thereafter from 5/18/06 to 5/18/09. Option becomes exercisable as it vests. Option vests 100% on 5/4/2007. Option becomes exercisable once vested. The Reporting Person reports indirect ownership of a pre-paid forward contract (Right to Sell) held by Tallwood Investment Trust III entered into on 2/28/06 with a settlement date on March 1, 2008. The contract provides that the Trust deliver a certain number of shares at the end of the contract depending on the Issuer's common stock price on each such date. In lieu of delivery shares, the Trust may elect a cash settlement. Exact pricing terms are determined in accordance with the contract. The Reporting Person disclaims beneficial ownership of the shares held by the Trust except to the extent of his pecuniary interest. The Reporting Person reports indirect ownership of a pre-paid forward contract (Right to Sell) held by Tallwood Investment Trust I entered into on 8/18/05 with a settlement date on August 17, 2007. The contract provides that the Trust deliver a certain number of shares at the end of the contract depending on the Issuer's common stock price on each such date. In lieu of delivery shares, the Trust may elect a cash settlement. Exact pricing terms are determined in accordance with the contract. The Reporting Person disclaims beneficial ownership of the shares held by the Trust except to the extent of his pecuniary interest. The Reporting Person reports indirect ownership of a pre-paid forward contract (Right to Sell) held by Tallwood Investment Trust II entered into on 11/18/05 with a settlement date on November 19, 2007. The contract provides that the Trust deliver a certain number of shares at the end of the contract depending on the Issuer's common stock price on each such date. In lieu of delivery shares, the Trust may elect a cash settlement. Exact pricing terms are determined in accordance with the contract. The Reporting Person disclaims beneficial ownership of the shares held by the Trust except to the extent of his pecuniary interest. By: Dennis Bencala For: Diosdado Banatao 2006-06-02