HELIOS TECHNOLOGIES, INC. — Director's Dealing 2012

Feb 7, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SUN HYDRAULICS CORP (SNHY)
CIK: 0001024795
Period of Report: 2012-02-03

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
2012-02-03	Common Stock	S	15000	$30.4598	Disposed	297778	Direct
2012-02-03	Common Stock	S	18655	$30.4487	Disposed	3999603	Direct
2012-02-06	Common Stock	S	6345	$30.5161	Disposed	3993258	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	443953.427	Direct
Common Stock	230550	Direct
Common Stock	18412	Direct
Common Stock	4800	Indirect

Footnotes

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

F2: The range of prices for the transactions reported is $30.17 - $30.76. 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 Christine L. Koski.

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

F5: The range of prices for the transactions reported is $30.17 - $30.75. 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 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.

F7: The range of prices for the transactions reported is $30.00 - $30.75. 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: Shares owned directly by Beverly Koski.

F9: Shares owned directly by Thomas L. Koski.

F10: Shares owned directly by Robert C. Koski.

F11: Shares owned indirectly by Beverly Koski.