HELIOS TECHNOLOGIES, INC. — Director's Dealing 2010

Jul 28, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SUN HYDRAULICS CORP (SNHY)
CIK: 0001024795
Period of Report: 2010-07-26

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
2010-07-27	Common Stock	S	400	$26.46	Disposed	3474323	Direct
2010-07-27	Common Stock	S	900	$26.47	Disposed	3473423	Direct
2010-07-27	Common Stock	S	200	$26.48	Disposed	3473223	Direct
2010-07-27	Common Stock	S	500	$26.49	Disposed	3472723	Direct
2010-07-27	Common Stock	S	300	$26.5	Disposed	3472423	Direct
2010-07-27	Common Stock	S	600	$26.52	Disposed	3471823	Direct
2010-07-27	Common Stock	S	550	$26.53	Disposed	3471273	Direct
2010-07-27	Common Stock	S	100	$26.55	Disposed	3471173	Direct
2010-07-27	Common Stock	S	226	$26.56	Disposed	3470947	Direct
2010-07-27	Common Stock	S	345	$26.57	Disposed	3470602	Direct
2010-07-27	Common Stock	S	100	$26.58	Disposed	3470502	Direct
2010-07-27	Common Stock	S	500	$26.59	Disposed	3470002	Direct
2010-07-27	Common Stock	S	100	$26.6	Disposed	3469902	Direct
2010-07-27	Common Stock	S	29	$26.61	Disposed	3469873	Direct
2010-07-27	Common Stock	S	500	$26.62	Disposed	3469373	Direct
2010-07-27	Common Stock	S	600	$26.64	Disposed	3468773	Direct
2010-07-27	Common Stock	S	1200	$26.65	Disposed	3467573	Direct
2010-07-27	Common Stock	S	300	$26.69	Disposed	3467273	Direct
2010-07-27	Common Stock	S	700	$26.72	Disposed	3466573	Direct
2010-07-27	Common Stock	S	900	$26.74	Disposed	3465673	Direct
2010-07-27	Common Stock	S	100	$26.75	Disposed	3465573	Direct
2010-07-27	Common Stock	S	400	$26.76	Disposed	3465173	Direct
2010-07-27	Common Stock	S	10	$26.78	Disposed	3465163	Direct
2010-07-27	Common Stock	S	200	$26.86	Disposed	3464963	Direct
2010-07-27	Common Stock	S	100	$26.94	Disposed	3464863	Direct
2010-07-27	Common Stock	S	400	$26.95	Disposed	3464463	Direct
2010-07-27	Common Stock	S	200	$26.96	Disposed	3464263	Direct
2010-07-27	Common Stock	S	301	$26.97	Disposed	3463962	Direct
2010-07-27	Common Stock	S	599	$26.98	Disposed	3463363	Direct
2010-07-27	Common Stock	S	100	$27	Disposed	3463263	Direct

Footnotes

F1: Sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Koski Family Limited Partnership on June 30, 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.