0001140361-13-015536.txt : 20130403 0001140361-13-015536.hdr.sgml : 20130403 20130403182000 ACCESSION NUMBER: 0001140361-13-015536 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20130401 FILED AS OF DATE: 20130403 DATE AS OF CHANGE: 20130403 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: RADISYS CORP CENTRAL INDEX KEY: 0000873044 STANDARD INDUSTRIAL CLASSIFICATION: COMPUTER PERIPHERAL EQUIPMENT, NEC [3577] IRS NUMBER: 930945232 STATE OF INCORPORATION: OR FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 5435 NE DAWSON CREEK DR CITY: HILLSBORO STATE: OR ZIP: 97124 BUSINESS PHONE: 5036151100 MAIL ADDRESS: STREET 1: 5435 NE DAWSON CREEK DRIVE CITY: HILLSBORO STATE: OR ZIP: 97124 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Nierenberg David CENTRAL INDEX KEY: 0001040899 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-26844 FILM NUMBER: 13741046 MAIL ADDRESS: STREET 1: 19605 NE 8TH STREET CITY: CAMAS STATE: WA ZIP: 98607 FORMER NAME: FORMER CONFORMED NAME: NIERENBERG DAVID DATE OF NAME CHANGE: 19970611 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Nierenberg Investment Management Company, Inc. CENTRAL INDEX KEY: 0001282683 STATE OF INCORPORATION: WA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-26844 FILM NUMBER: 13741049 BUSINESS ADDRESS: STREET 1: 19605 NE 8TH ST CITY: CAMAS STATE: WA ZIP: 98607 BUSINESS PHONE: 360-604-8600 MAIL ADDRESS: STREET 1: 19605 NE 8TH ST CITY: CAMAS STATE: WA ZIP: 98607 FORMER NAME: FORMER CONFORMED NAME: NIERENBERG INVESTMENT MANAGEMENT CO DATE OF NAME CHANGE: 20040304 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: D3 Family Fund, LP CENTRAL INDEX KEY: 0001282685 STATE OF INCORPORATION: WA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-26844 FILM NUMBER: 13741048 BUSINESS ADDRESS: STREET 1: 19605 NE 8TH STREET CITY: CAMAS STATE: WA ZIP: 98607 BUSINESS PHONE: 360-604-8600 MAIL ADDRESS: STREET 1: 19605 NE 8TH STREET CITY: CAMAS STATE: WA ZIP: 98607 FORMER NAME: FORMER CONFORMED NAME: D3 FAMILY FUND LP DATE OF NAME CHANGE: 20040304 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: D3 Family Bulldog Fund, LP CENTRAL INDEX KEY: 0001365745 STATE OF INCORPORATION: WA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-26844 FILM NUMBER: 13741047 BUSINESS ADDRESS: STREET 1: 19605 NE 8TH STREET CITY: CAMAS STATE: WA ZIP: 98607 BUSINESS PHONE: 360-604-8600 MAIL ADDRESS: STREET 1: 19605 NE 8TH STREET CITY: CAMAS STATE: WA ZIP: 98607 FORMER NAME: FORMER CONFORMED NAME: D3 Family Bulldog Fund LP DATE OF NAME CHANGE: 20060612 4 1 doc1.xml FORM 4 X0306 4 2013-04-01 0 0000873044 RADISYS CORP RSYS 0001282683 Nierenberg Investment Management Company, Inc. 19605 NE 8TH STREET CAMAS WA 98607 1 0 1 0 0001040899 Nierenberg David 19605 NE 8TH STREET CAMAS WA 98607 0 0 1 0 0001282685 D3 Family Fund, LP 19605 NE 8TH STREET CAMAS WA 98607 0 0 1 0 0001365745 D3 Family Bulldog Fund, LP 19605 NE 8TH STREET CAMAS WA 98607 0 0 1 0 Common Stock 2013-04-01 4 M 0 334 A 728627 I By The D3 Family Fund, LP Common Stock 2013-04-01 4 M 0 999 A 2746428 I By The D3 Family Bulldog Fund, LP Common Stock 256398 I By The D3 Family Canadian Fund, LP Common Stock 801176 I By The DIII Offshore Fund, LP Restricted Stock Units 2013-04-01 4 M 0 334 D Common Stock 334 2603 I The D3 Family Fund, LP Restricted Stock Units 2013-04-01 4 M 0 999 D Common Stock 999 9994 I The D3 Family Bulldog Fund, LP David Nierenberg is a member of the Board of Directors of the issuer. As a director, Mr. Nierenberg was granted 4,000 restricted stock units on April 1, 2011 which vest 33% per year on the anniversary of the grant date. These restricted stock units are held for the benefit of the reporting persons identified above in Table II of this Form 4. Each restricted stock unit represents a contingent right to receive one share of the issuer's common stock. One share of common stock will be automatically delivered to the reporting person for each restricted stock unit that vests.On April 1, 2013, 33% of the Restricted Stock Units granted on April 1, 2011 vested and were delivered to the reporting persons as described in Table I of this Form 4. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of the reporting person's pecuniary interest therein. Additionally: The D3 Family Canadian Fund LP owns 1,237 restricted stock units. David Nierenberg, President, Nierenberg Investment Management Company, Inc. (NIMCO) 2013-04-03 David Nierenberg, President, NIMCO, General Partner of The D3 Family Bulldog Fund, LP 2013-04-03 David Nierenberg 2013-04-03 David Nierenberg, President, NIMCO, General Partner of The D3 Family Fund, LP 2013-04-03