NOVANTA INC — Director's Dealing 2012

Apr 11, 2012

SEC Form 4/A — Form 4/A

Issuer: GSI GROUP INC (GSIG)
CIK: 0001076930
Period of Report: 2012-04-02

Reporting Person: CLARKE DAVID (Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-04-02	Common Stock	M	1333	—	Acquired	1333	Indirect
2012-04-02	Common Stock	S	400	$12.18	Disposed	933	Indirect

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-04-02	Restricted Stock Unit	$	M	1333	Acquired		Common Stock (1333)	Indirect

Footnotes

F1: Due to administrative oversight, the transactions and holdings reported herein were omitted from the reporting person's Form 4 filed on April 4, 2012. This amendment on Form 4 is being filed solely to report such transactions and holdings.

F2: Represents GSI Group Inc. common shares sold to pay withholding taxes.

F3: Price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.10 to $12.2142, inclusive. The reporting person undertakes to provide GSI Group Inc., any security holder of GSI Group Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (3) to this Form 4.

F4: Each Restricted Stock Unit represents the right to receive one GSI Group Inc. common share upon vesting of such Restricted Stock Unit.

F5: The Restricted Stock Units reported on this Form 4 were settled on April 2, 2012.