HELIOS TECHNOLOGIES, INC. — Director's Dealing 2010

Oct 6, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SUN HYDRAULICS CORP (SNHY)
CIK: 0001024795
Period of Report: 2010-10-04

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
2010-10-04	Common Stock	S	100	$28.07	Disposed	3415847	Direct
2010-10-04	Common Stock	S	3	$28.17	Disposed	3415844	Direct
2010-10-04	Common Stock	S	100	$28.311	Disposed	3415744	Direct
2010-10-04	Common Stock	S	100	$28.55	Disposed	3415644	Direct
2010-10-04	Common Stock	S	100	$28.63	Disposed	3415544	Direct
2010-10-04	Common Stock	S	100	$28.651	Disposed	3415444	Direct
2010-10-04	Common Stock	S	100	$28.72	Disposed	3415344	Direct
2010-10-05	Common Stock	S	400	$28	Disposed	3414944	Direct
2010-10-05	Common Stock	S	700	$28.01	Disposed	3414244	Direct
2010-10-05	Common Stock	S	100	$28.021	Disposed	3414144	Direct
2010-10-05	Common Stock	S	100	$28.04	Disposed	3414044	Direct
2010-10-05	Common Stock	S	500	$28.05	Disposed	3413544	Direct
2010-10-05	Common Stock	S	300	$28.06	Disposed	3413244	Direct
2010-10-05	Common Stock	S	200	$28.061	Disposed	3413044	Direct
2010-10-05	Common Stock	S	1255	$28.07	Disposed	3411789	Direct
2010-10-05	Common Stock	S	303	$28.071	Disposed	3411486	Direct
2010-10-05	Common Stock	S	1627	$28.08	Disposed	3409859	Direct
2010-10-05	Common Stock	S	200	$28.081	Disposed	3409659	Direct
2010-10-05	Common Stock	S	100	$28.085	Disposed	3409559	Direct
2010-10-05	Common Stock	S	1812	$28.09	Disposed	3407747	Direct
2010-10-05	Common Stock	S	100	$28.091	Disposed	3407647	Direct
2010-10-05	Common Stock	S	300	$28.1	Disposed	3407347	Direct
2010-10-05	Common Stock	S	200	$28.101	Disposed	3407147	Direct
2010-10-05	Common Stock	S	600	$28.11	Disposed	3406547	Direct
2010-10-05	Common Stock	S	500	$28.12	Disposed	3406047	Direct
2010-10-05	Common Stock	S	571	$28.121	Disposed	3405476	Direct
2010-10-05	Common Stock	S	1029	$28.13	Disposed	3404447	Direct
2010-10-05	Common Stock	S	300	$28.131	Disposed	3404147	Direct
2010-10-05	Common Stock	S	798	$28.14	Disposed	3403349	Direct
2010-10-05	Common Stock	S	300	$28.141	Disposed	3403049	Direct

Footnotes

F1: Sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Koski Family Limited Partnership on September 29, 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.