HELIOS TECHNOLOGIES, INC. — Director's Dealing 2010

Oct 27, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SUN HYDRAULICS CORP (SNHY)
CIK: 0001024795
Period of Report: 2010-10-26

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
2010-10-26	Common Stock	S	100	$30.905	Disposed	3371847	Direct
2010-10-26	Common Stock	S	200	$30.98	Disposed	3371647	Direct
2010-10-26	Common Stock	S	400	$30.99	Disposed	3371247	Direct
2010-10-26	Common Stock	S	100	$30.995	Disposed	3371147	Direct
2010-10-26	Common Stock	S	100	$30.9975	Disposed	3371047	Direct
2010-10-26	Common Stock	S	100	$31	Disposed	3370947	Direct
2010-10-26	Common Stock	S	200	$31.01	Disposed	3370747	Direct
2010-10-26	Common Stock	S	200	$31.02	Disposed	3370547	Direct
2010-10-26	Common Stock	S	280	$31.03	Disposed	3370267	Direct
2010-10-26	Common Stock	S	819	$31.04	Disposed	3369448	Direct
2010-10-26	Common Stock	S	1510	$31.07	Disposed	3367938	Direct
2010-10-26	Common Stock	S	300	$31.08	Disposed	3367638	Direct
2010-10-26	Common Stock	S	600	$31.09	Disposed	3367038	Direct
2010-10-26	Common Stock	S	200	$31.1	Disposed	3366838	Direct
2010-10-26	Common Stock	S	100	$31.101	Disposed	3366738	Direct
2010-10-26	Common Stock	S	91	$31.11	Disposed	3366647	Direct
2010-10-26	Common Stock	S	100	$31.12	Disposed	3366547	Direct
2010-10-26	Common Stock	S	100	$31.13	Disposed	3366447	Direct
2010-10-26	Common Stock	S	100	$31.14	Disposed	3366347	Direct
2010-10-26	Common Stock	S	100	$31.15	Disposed	3366247	Direct
2010-10-26	Common Stock	S	200	$31.21	Disposed	3366047	Direct
2010-10-26	Common Stock	S	100	$31.26	Disposed	3365947	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	295969.29	Direct
Common Stock	209440	Direct
Common Stock	60000	Direct
Common Stock	1200	Indirect

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.

F3: Shares owned directly by Beverly Koski.

F4: Shares owned directly by Christine L. Koski.

F5: Shares owned directly by Thomas L. Koski.

F6: Shares owned indirectly by Beverly Koski.