HELIOS TECHNOLOGIES, INC. — Director's Dealing 2013

May 22, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SUN HYDRAULICS CORP (SNHY)
CIK: 0001024795
Period of Report: 2013-05-20

Reporting Person: KOSKI CHRISTINE L (Director, 10% Owner)
Reporting Person: KOSKI BEVERLY (10% Owner)
Reporting Person: KOSKI FAMILY LP (10% Owner)
Reporting Person: KOSKI ROBERT C (10% Owner)
Reporting Person: KOSKI THOMAS L (10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-05-20	Common Stock	S	3500	$32.5143	Disposed	372288	Direct
2013-05-21	Common Stock	S	16500	$32.7199	Disposed	355788	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	3215693	Direct
Common Stock	433183	Direct
Common Stock	360983.427	Direct
Common Stock	8800	Indirect

Footnotes

F1: The range of prices for the transactions reported is $32.50 - $32.55. The undersigned hereby undertakes to provide upon request by the Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

F2: Shares owned directly by Christine L. Koski.

F3: The range of prices for the transactions reported is $32.50 - $33.01. The undersigned hereby undertakes to provide upon request by the Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

F4: Shares owned directly by Koski Family Limited Partnership. Shares owned indirectly by Beverly Koski, Christine L. Koski, Robert C. Koski and Thomas L. Koski, each of whom is a general partner of the partnership or the controlling person of a corporate general partner of the partnership.

F5: Shares owned directly by Thomas L. Koski.

F6: Shares owned directly by Beverly Koski.

F7: Shares owned indirectly by Beverly Koski.