Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001005477-06-006086
Filing Date
2006-12-28
Accepted
2006-12-28 13:45:12
Documents
1
Period of Report
2006-12-26

Document Format Files

Seq Description Document Type Size
1 FORM 4 edgar123.html 4  
1 FORM 4 edgar123.xml 4 13600
  Complete submission text file 0001005477-06-006086.txt   18142
Mailing Address 5445 NE DAWSON CREEK DRIVE HILLSBORO OR 97124
Business Address 5445 NE DAWSON CREEK DR HILLSBORO OR 97124 5036461800
RADISYS CORP (Issuer) CIK: 0000873044 (see all company filings)

EIN.: 930945232 | State of Incorp.: OR | Fiscal Year End: 1231
SIC: 3577 Computer Peripheral Equipment, NEC

Mailing Address
Business Address 19605 N E 8TH STREET CAMAS WA 98607 3606048600
NIERENBERG DAVID (Reporting) CIK: 0001040899 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-26844 | Film No.: 061302313

Mailing Address 19605 N.E. 8TH ST CAMAS WA 98607
Business Address 3606048600
HOOPER HENRY E (Reporting) CIK: 0001279086 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-26844 | Film No.: 061302312

Mailing Address 19605 NE 8TH ST CAMAS WA 98607
Business Address
NIERENBERG INVESTMENT MANAGEMENT CO (Reporting) CIK: 0001282683 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-26844 | Film No.: 061302318

Mailing Address 19605 NE 8TH ST CAMAS WA 98607
Business Address
D3 OFFSHORE FUND LP (Reporting) CIK: 0001282684 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-26844 | Film No.: 061302314

Mailing Address 19605 NE 8TH ST CAMAS WA 98607
Business Address
D3 FAMILY FUND LP (Reporting) CIK: 0001282685 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-26844 | Film No.: 061302316

Mailing Address 19605 NE 8TH STREET CAMAS WA 98607
Business Address 360-604-8600
DENVER CARA (Reporting) CIK: 0001363570 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-26844 | Film No.: 061302311

Mailing Address 19605 NE 8TH STREET CAMAS WA 98607
Business Address 19605 NE 8TH STREET CAMAS WA 98607 360-604-8600
D3 Family Bulldog Fund LP (Reporting) CIK: 0001365745 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-26844 | Film No.: 061302315

Mailing Address 19605 NE 8TH STREET CAMAS WA 98607
Business Address MONTAGUE STERLING CENTRE 3RD FLOOR NASSAU C5 00000 360-604-8600
Nierenberg Investment Management Offshore Inc (Reporting) CIK: 0001365764 (see all company filings)

State of Incorp.: C5 | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 000-26844 | Film No.: 061302317