HELIOS TECHNOLOGIES, INC. — Director's Dealing 2010

Jul 26, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SUN HYDRAULICS CORP (SNHY)
CIK: 0001024795
Period of Report: 2010-07-22

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
2010-07-22	Common Stock	S	2456	$25	Disposed	3538491	Direct
2010-07-22	Common Stock	S	100	$25.005	Disposed	3538391	Direct
2010-07-22	Common Stock	S	904	$25.01	Disposed	3537487	Direct
2010-07-22	Common Stock	S	1520	$25.02	Disposed	3535967	Direct
2010-07-22	Common Stock	S	100	$25.0225	Disposed	3535867	Direct
2010-07-22	Common Stock	S	912	$25.03	Disposed	3534955	Direct
2010-07-22	Common Stock	S	1684	$25.04	Disposed	3533271	Direct
2010-07-22	Common Stock	S	100	$25.045	Disposed	3533171	Direct
2010-07-22	Common Stock	S	1138	$25.05	Disposed	3532033	Direct
2010-07-22	Common Stock	S	1400	$25.06	Disposed	3530633	Direct
2010-07-22	Common Stock	S	764	$25.07	Disposed	3529869	Direct
2010-07-22	Common Stock	S	1500	$25.08	Disposed	3528369	Direct
2010-07-22	Common Stock	S	844	$25.09	Disposed	3527525	Direct
2010-07-22	Common Stock	S	100	$25.095	Disposed	3527425	Direct
2010-07-22	Common Stock	S	700	$25.1	Disposed	3526725	Direct
2010-07-22	Common Stock	S	200	$25.105	Disposed	3526525	Direct
2010-07-22	Common Stock	S	600	$25.11	Disposed	3525925	Direct
2010-07-22	Common Stock	S	600	$25.115	Disposed	3525325	Direct
2010-07-22	Common Stock	S	822	$25.12	Disposed	3524503	Direct
2010-07-22	Common Stock	S	856	$25.13	Acquired	3523647	Direct
2010-07-22	Common Stock	S	500	$25.14	Disposed	3523147	Direct
2010-07-22	Common Stock	S	100	$24.145	Disposed	3523047	Direct
2010-07-22	Common Stock	S	600	$25.15	Disposed	3522447	Direct
2010-07-22	Common Stock	S	200	$25.155	Disposed	3522247	Direct
2010-07-22	Common Stock	S	100	$25.16	Disposed	3522147	Direct
2010-07-22	Common Stock	S	300	$25.17	Disposed	3521847	Direct
2010-07-22	Common Stock	S	100	$25.175	Disposed	3521747	Direct
2010-07-22	Common Stock	S	500	$25.18	Disposed	3521247	Direct
2010-07-22	Common Stock	S	100	$25.185	Disposed	3521147	Direct
2010-07-22	Common Stock	S	100	$25.21	Disposed	3521047	Direct

Footnotes

F1: Sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Koski Family Limited Partnership on June 26, 2009.

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.