HELIOS TECHNOLOGIES, INC. — Director's Dealing 2012

Feb 2, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SUN HYDRAULICS CORP (SNHY)
CIK: 0001024795
Period of Report: 2012-01-31

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
2012-01-31	Common Stock	S	15837	$28.2374	Disposed	4018258	Direct
2012-01-31	Common Stock	S	5415	$28.2363	Disposed	327778	Direct
2012-02-01	Common Stock	S	12712	$29.376	Disposed	315066	Direct
2012-02-01	Common Stock	S	12755	$29.3739	Disposed	25657	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	443953.427	Direct
Common Stock	230550	Direct
Common Stock	4800	Indirect

Footnotes

F1: Sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Koski Family Limited Partnership on December 28, 2011.

F2: The range of prices for the transactions reported is $28.06 - $28.50. 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 purchased or sold at each separate price.

F3: 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.

F4: Sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Christine Koski on December 28, 2011.

F5: The range of prices for the transactions reported is $28.06 - $28.50. 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 purchased or sold at each separate price.

F6: Shares owned directly by Christine L. Koski.

F7: The range of prices for the transactions reported is $29.00 - $29.66. 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 purchased or sold at each separate price.

F8: Sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Robert C. Koski on December 23, 2011.

F9: The range of prices for the transactions reported is $29.00 - $29.66. 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 purchased or sold at each separate price.

F10: Shares owned directly by Robert C. Koski.

F11: Shares owned directly by Beverly Koski.

F12: Shares owned directly by Thomas L. Koski.

F13: Shares owned indirectly by Beverly Koski.