SEC FORM 3

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Ambrose Anthony

(Last)

(First)

(Middle)

5445 NE DAWSON CREEK DRIVE

(Street)

HILLSBORO

97124

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
07/22/2008

3. Issuer Name and Ticker or Trading Symbol
RADISYS CORP [ RSYS ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	VP and GM, CNBU

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	21,841⁽¹⁾	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
Incentive Stock Option (right to buy)	03/17/2009⁽²⁾	03/17/2015	Common Stock	12,300	$9.44	D
Non-Qualified Stock Option (right to buy)	12/12/2008⁽²⁾	12/12/2014	Common Stock	12,000	$14.69	D
Non-Qualified Stock Option (right to buy)	02/26/2008⁽²⁾	02/26/2014	Common Stock	37,500	$16.48	D
Restricted Stock Units	03/17/2009⁽³⁾	⁽⁴⁾	Common Stock	8,062	$0	D

Explanation of Responses:

1. The shares reported in this column include a grant of a Restricted Stock Award for 12,500 shares on 4/1/07. 4,500 shares are currently vested and 4,000 shares will vest on 4/1/09 and 4/1/10.

2. Vesting schedule is one year from the date of grant, option shall be exercisable for one-third of the total option shares and shall be exercisable in monthly increments equal to 1/36th of the total option shares, cumulatively, each month thereafter.

3. Restricted stock units vest 33% per year on the anniversary of the grant date. One share of Common Stock will be automatically delivered to the reporting person for each restricted stock unit that vests. The securities reported on this line includes 4,000 RSU shares granted 1/1/2008 and 4,062 shares granted 3/17/2008.

4. N/A

	By: Brian Bronson, Attorney-In-Fact For: Anthony Ambrose	07/22/2008
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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