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Filing Detail
Form SC 13D/A - General statement of acquisition of beneficial ownership: [Amend]
SEC Accession No. 0001019056-10-001054
Filing Date
2010-08-23
Accepted
2010-08-23 08:56:09
Documents
2
Group Members
JOSEPH EDELMANPERCEPTIVE ADVISORS LLC

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13D/A penwest_13da15.htm SC 13D/A 90480
2 EXHIBIT 15 ex_15.htm EX-15 33506
  Complete submission text file 0001019056-10-001054.txt   125959
Mailing Address 2981 ROUTE 22 SUITE 2 PATTERSON NY 12563-2335
Business Address 2981 ROUTE 22 SUITE 2 PATTERSON NY 12563-2335 877-736-9378
PENWEST PHARMACEUTICALS CO (Subject) CIK: 0001047188 (see all company filings)

IRS No.: 911513032 | State of Incorp.: WA | Fiscal Year End: 1231
Type: SC 13D/A | Act: 34 | File No.: 005-55303 | Film No.: 101031356
SIC: 2834 Pharmaceutical Preparations

Mailing Address 499 PARK AVENUE, 25TH FLOOR NEW YORK NY 10022
Business Address 499 PARK AVENUE, 25TH FLOOR NEW YORK NY 10022 646-205-5340
PERCEPTIVE ADVISORS LLC (Filed by) CIK: 0001224962 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13D/A