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Filing Detail
Form SC TO-I/A - Tender offer statement by Issuer: [Amend]
SEC Accession No. 0001341004-10-001341
Filing Date
2010-08-05
Accepted
2010-08-05 14:39:34
Documents
1

Document Format Files

Seq Description Document Type Size
1 SCHEDULE TO, AMENDMENT NO. 4 opi_to-ia.htm SC TO-I/A 50485
  Complete submission text file 0001341004-10-001341.txt   52608
Mailing Address 41 PINELAWN ROAD MELVILLE NY 11747
Business Address 41 PINELAWN ROAD MELVILLE NY 11747 631-962-2000
OSI PHARMACEUTICALS INC (Filed by) CIK: 0000729922 (see all company filings)

IRS No.: 133159796 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC TO-I/A
SIC: 2835 In Vitro & In Vivo Diagnostic Substances

Mailing Address 41 PINELAWN ROAD MELVILLE NY 11747
Business Address 41 PINELAWN ROAD MELVILLE NY 11747 631-962-2000
OSI PHARMACEUTICALS INC (Subject) CIK: 0000729922 (see all company filings)

IRS No.: 133159796 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC TO-I/A | Act: 34 | File No.: 005-37954 | Film No.: 10993943
SIC: 2835 In Vitro & In Vivo Diagnostic Substances