| Date Filed | Type | Description |
| 11/09/2010 |
15-12B
| Form 15-12B - Securities registration termination [Section 12(b)] |
| 11/02/2010 |
EFFECT
| Form EFFECT - |
| 11/02/2010 |
EFFECT
| Form EFFECT - |
| 10/29/2010 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments |
| 10/29/2010 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments |
| 10/29/2010 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments |
| 10/29/2010 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments |
| 10/29/2010 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments |
| 10/29/2010 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments |
| 10/29/2010 |
POS AM
| Form POS AM - Post-Effective amendments for registration statement |
| 10/25/2010 |
25
| Form 25 - Notification of the removal from listing and registration of matured, redeemed or retired securities |
| 10/15/2010 |
8-K
| Quarterly results |
| 10/07/2010 |
8-K
| Form 8-K - Current report |
| 10/01/2010 |
DEF 14A
| Form DEF 14A - Other definitive proxy statements: |
| 09/27/2010 |
SC 13D/A
| PERCEPTIVE ADVISORS LLC reports a 0% stake in or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act . PENWEST PHARMACEUTICALS CO. |
| 09/27/2010 |
SC 13D/A
| Form SC 13D/A - General statement of acquisition of beneficial ownership: [Amend] |
| 09/24/2010 |
PRER14A
| Form PRER14A - Preliminary Proxy Soliciting materials |
| 09/20/2010 |
SC 13D
| Form SC 13D - General statement of acquisition of beneficial ownership: |
| 09/20/2010 |
SC TO-T/A
| Form SC TO-T/A - Tender offer statement by Third Party: [Amend] |
| 09/20/2010 |
8-K
| Form 8-K - Current report |
| 09/07/2010 |
SC 14D9/A
| Form SC 14D9/A - Solicitation, recommendation statements: [Amend] |
| 09/03/2010 |
SC TO-T/A
| Form SC TO-T - Tender offer statement by Third Party [amend] |
| 08/23/2010 |
SC 13D/A
| PENWEST PHARMACEUTICALS CO reports a 20.4% stake in 1 PENWEST PHARMACEUTICALS CO. |
| 08/20/2010 |
SC 14D9
| Form SC 14D9 - Solicitation, recommendation statements |
| 08/20/2010 |
SC TO-T
| Form SC TO-T - Tender offer statement by Third Party |
| 08/13/2010 |
BW
| Finkelstein Thompson LLP Announces Investigation of Penwest Pharmaceuticals, Co. |
| 08/12/2010 |
BW
| Law Office of Abe Shainberg Announces Investigation of Possible Breach of Fiduciary Duty by the Board of Penwest Pharmaceuticals Co. - PPCO |
| 08/12/2010 |
SC TO-C
| Form SC TO-C - Written communication relating to an issuer or third party |
| 08/11/2010 |
BW
| The Law Office of Vincent Wong Announces Investigation of Possible Breach of Fiduciary Duty by the Board of Penwest Pharmaceuticals Co. - PPCO |
| 08/11/2010 |
SC 13D/A
| PENWEST PHARMACEUTICALS CO reports a 20.4% stake in 1 PENWEST PHARMACEUTICALS CO. |
| 08/10/2010 |
BW
| Law Offices of Howard G. Smith Announces Investigation On Behalf of Shareholders of Penwest Pharmaceuticals Co. |
| 08/10/2010 |
SC 13D/A
| Form SC 13D - General statement of acquisition of beneficial ownership [amend] |
| 08/10/2010 |
8-K
| Form 8-K - Current report |
| 08/10/2010 |
BW
| Rigrodsky & Long, P.A. Investigates Penwest Pharmaceuticals Co. Buyout |
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