HELIOS TECHNOLOGIES, INC. — Director's Dealing 2011

Jan 18, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SUN HYDRAULICS CORP (SNHY)
CIK: 0001024795
Period of Report: 2011-01-13

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
2011-01-13	Common Stock	S	6	$36.15	Disposed	3235941	Direct
2011-01-13	Common Stock	S	100	$36.151	Disposed	3235841	Direct
2011-01-13	Common Stock	S	200	$36.2	Disposed	3235641	Direct
2011-01-13	Common Stock	S	200	$36.24	Disposed	3235441	Direct
2011-01-13	Common Stock	S	100	$36.25	Disposed	3235341	Direct
2011-01-13	Common Stock	S	200	$36.275	Disposed	3235141	Direct
2011-01-13	Common Stock	S	300	$36.3	Disposed	3234841	Direct
2011-01-13	Common Stock	S	100	$36.32	Disposed	3234741	Direct
2011-01-13	Common Stock	S	100	$36.33	Disposed	3234641	Direct
2011-01-13	Common Stock	S	100	$36.34	Disposed	3234541	Direct
2011-01-13	Common Stock	S	200	$36.35	Disposed	3234341	Direct
2011-01-13	Common Stock	S	100	$36.355	Disposed	3234241	Direct
2011-01-13	Common Stock	S	200	$36.37	Disposed	3234041	Direct
2011-01-13	Common Stock	S	100	$36.38	Disposed	3233941	Direct
2011-01-13	Common Stock	S	200	$36.395	Disposed	3233741	Direct
2011-01-13	Common Stock	S	298	$36.4	Disposed	3233443	Direct
2011-01-13	Common Stock	S	238	$36.42	Disposed	3233205	Direct
2011-01-13	Common Stock	S	300	$36.43	Disposed	3232905	Direct
2011-01-13	Common Stock	S	100	$36.46	Disposed	3232805	Direct
2011-01-13	Common Stock	S	200	$36.48	Disposed	3232605	Direct
2011-01-13	Common Stock	S	100	$36.49	Disposed	3232505	Direct
2011-01-13	Common Stock	S	100	$36.495	Disposed	3232405	Direct
2011-01-13	Common Stock	S	100	$36.54	Disposed	3232305	Direct
2011-01-13	Common Stock	S	400	$36.55	Disposed	3231905	Direct
2011-01-13	Common Stock	S	100	$36.565	Disposed	3231805	Direct
2011-01-13	Common Stock	S	100	$36.58	Disposed	3231705	Direct
2011-01-13	Common Stock	S	100	$36.585	Disposed	3231605	Direct
2011-01-13	Common Stock	S	100	$36.59	Disposed	3231505	Direct
2011-01-13	Common Stock	S	100	$36.63	Disposed	3231405	Direct
2011-01-13	Common Stock	S	100	$36.65	Disposed	3231305	Direct

Footnotes

F1: Sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Koski Family Limited Partnership on December 31, 2010.

F2: 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.