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
2010-07-26	Common Stock	S	100	$26.18	Disposed	3500847	Direct
2010-07-26	Common Stock	S	100	$26.28	Disposed	3500747	Direct
2010-07-26	Common Stock	S	260	$26.29	Disposed	3500487	Direct
2010-07-26	Common Stock	S	40	$26.32	Disposed	3500447	Direct
2010-07-26	Common Stock	S	100	$26.37	Disposed	3500347	Direct
2010-07-26	Common Stock	S	400	$26.64	Disposed	3499947	Direct
2010-07-26	Common Stock	S	400	$26.68	Disposed	3499547	Direct
2010-07-26	Common Stock	S	900	$26.69	Disposed	3498647	Direct
2010-07-26	Common Stock	S	305	$26.72	Disposed	3498342	Direct
2010-07-26	Common Stock	S	400	$26.74	Disposed	3497942	Direct
2010-07-26	Common Stock	S	748	$26.75	Disposed	3497194	Direct
2010-07-26	Common Stock	S	1700	$26.76	Disposed	3495494	Direct
2010-07-26	Common Stock	S	1184	$26.78	Disposed	3494310	Direct
2010-07-26	Common Stock	S	100	$26.785	Disposed	3494210	Direct
2010-07-26	Common Stock	S	1600	$26.79	Disposed	3492610	Direct
2010-07-26	Common Stock	S	100	$26.791	Disposed	3492510	Direct
2010-07-26	Common Stock	S	1300	$26.8	Disposed	3491210	Direct
2010-07-26	Common Stock	S	1600	$26.81	Disposed	3489610	Direct
2010-07-26	Common Stock	S	200	$26.815	Disposed	3489410	Direct
2010-07-26	Common Stock	S	200	$26.82	Disposed	3489210	Direct
2010-07-26	Common Stock	S	100	$26.825	Disposed	3489110	Direct
2010-07-26	Common Stock	S	296	$26.83	Disposed	3488814	Direct
2010-07-26	Common Stock	S	104	$26.84	Disposed	3488710	Direct
2010-07-26	Common Stock	S	100	$26.85	Disposed	3488610	Direct
2010-07-26	Common Stock	S	500	$26.86	Disposed	3488110	Direct
2010-07-26	Common Stock	S	100	$26.865	Disposed	3488010	Direct
2010-07-26	Common Stock	S	200	$26.87	Disposed	3487810	Direct
2010-07-26	Common Stock	S	100	$26.8725	Disposed	3487710	Direct
2010-07-26	Common Stock	S	900	$26.88	Disposed	3486810	Direct
2010-07-26	Common Stock	S	600	$26.89	Disposed	3486210	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.