X0201 4 2003-10-21 0 0001085734 BLOCKBUSTER INC BBI 0000813828 VIACOM INC 1515 BROADWAY NEW YORK NY 10036 0 0 1 0 0001140175 NAIRI INC 200 ELM STREET DEDHAM MA 02026 0 0 1 0 0000913264 NATIONAL AMUSEMENTS INC /MD/ 200 ELM STREET DEDHAM MA 02026 0 0 1 0 0001204726 REDSTONE SUMNER M C/O VIACOM INC. 1515 BROADWAY NEW YORK NY 10036 1 0 1 0 0001023421 VIACOM INTERNATIONAL INC /DE/ 1515 BROADWAY NEW YORK NY 10036 0 0 1 0 Class A Common Stock 2003-10-21 4 P 0 3700 19.23 A 1570000 D Class A Common Stock 2003-10-21 4 P 0 2900 19.24 A 1572900 D Class A Common Stock 2003-10-21 4 P 0 1800 19.25 A 1574700 D Class A Common Stock 2003-10-21 4 P 0 600 19.26 A 1575300 D Class A Common Stock 2003-10-21 4 P 0 2100 19.27 A 1577400 D Class A Common Stock 2003-10-21 4 P 0 4500 19.28 A 1581900 D Class A Common Stock 2003-10-21 4 P 0 1700 19.29 A 1583600 D Class A Common Stock 2003-10-21 4 P 0 4000 19.30 A 1587600 D Class A Common Stock 2003-10-21 4 P 0 7200 19.31 A 1594800 D Class A Common Stock 2003-10-21 4 P 0 1800 19.32 A 1596600 D Class A Common Stock 2003-10-21 4 P 0 300 19.33 A 1596900 D Class A Common Stock 2003-10-21 4 P 0 400 19.35 A 1597300 D Class A Common Stock 2003-10-21 4 P 0 300 19.36 A 1597600 D Class A Common Stock 2003-10-21 4 P 0 300 19.37 A 1597900 D Class A Common Stock 2003-10-21 4 P 0 100 19.40 A 1598000 D Class A Common Stock 2003-10-21 4 P 0 700 19.47 A 1598700 D Class A Common Stock 2003-10-21 4 P 0 1100 19.48 A 1599800 D Class A Common Stock 2003-10-21 4 P 0 300 19.49 A 1600100 D Class A Common Stock 2003-10-21 4 P 0 5100 19.50 A 1605200 D Class A Common Stock 2003-10-21 4 P 0 100 19.51 A 1605300 D Class A Common Stock 1621100 I Indirect These securities are owned directly by Viacom Inc. (Viacom), but may also be deemed to be beneficially owned by (1) NAIRI, Inc. (NAIRI), which owns approximately 69% of Viacom's voting stock, (2) NAIRI's parent corporation, National Amusements, Inc. (NAI) and (3) Sumner M. Redstone, who is the controlling stockholder of NAI. These securities are owned directly by Viacom International Inc., a wholly-owned subsidiary of Viacom, but may also be deemed to be beneficially owned by (1) NAIRI, (2) NAI and (3) Sumner M. Redstone. By: Michael D. Fricklas, Executive Vice President 2003-10-23 By: Sumner M. Redstone, Chairman & President 2003-10-23 By: Sumner M. Redstone, Chairman & CEO 2003-10-23 By: Sumner M. Redstone 2003-10-23 By: Michael D. Fricklas, Executive Vice President 2003-10-23