HELIOS TECHNOLOGIES, INC. — Director's Dealing 2011

Mar 21, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SUN HYDRAULICS CORP (SNHY)
CIK: 0001024795
Period of Report: 2011-03-17

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
2011-03-17	Common Stock	S	100	$39.57	Disposed	2875547	Direct
2011-03-17	Common Stock	S	150	$39.58	Disposed	2875397	Direct
2011-03-17	Common Stock	S	100	$39.59	Disposed	2875297	Direct
2011-03-17	Common Stock	S	50	$39.6	Disposed	2875247	Direct
2011-03-17	Common Stock	S	100	$39.61	Disposed	2875147	Direct
2011-03-17	Common Stock	S	200	$39.63	Disposed	2874947	Direct
2011-03-17	Common Stock	S	100	$39.64	Disposed	2874847	Direct
2011-03-17	Common Stock	S	150	$39.66	Disposed	2874697	Direct
2011-03-17	Common Stock	S	100	$39.67	Disposed	2874597	Direct
2011-03-17	Common Stock	S	50	$39.68	Disposed	2874547	Direct
2011-03-17	Common Stock	S	100	$39.69	Disposed	2874447	Direct
2011-03-17	Common Stock	S	100	$39.72	Disposed	2874347	Direct
2011-03-17	Common Stock	S	100	$39.75	Disposed	2874247	Direct
2011-03-17	Common Stock	S	401	$39.8	Disposed	2873847	Direct
2011-03-17	Common Stock	S	150	$39.801	Disposed	2873697	Direct
2011-03-17	Common Stock	S	550	$39.81	Disposed	2873147	Direct
2011-03-17	Common Stock	S	50	$39.811	Disposed	2873097	Direct
2011-03-17	Common Stock	S	249	$39.82	Disposed	2872847	Direct
2011-03-17	Common Stock	S	100	$39.821	Disposed	2872747	Direct
2011-03-17	Common Stock	S	100	$39.83	Disposed	2872647	Direct
2011-03-17	Common Stock	S	150	$39.84	Disposed	2872497	Direct
2011-03-17	Common Stock	S	50	$39.85	Disposed	2872447	Direct
2011-03-17	Common Stock	S	248	$39.9	Disposed	2872200	Direct
2011-03-17	Common Stock	S	102	$39.91	Disposed	2872097	Direct
2011-03-17	Common Stock	S	400	$40	Disposed	2871697	Direct
2011-03-17	Common Stock	S	100	$40.02	Disposed	2871597	Direct
2011-03-17	Common Stock	S	150	$40.05	Disposed	2871447	Direct
2011-03-17	Common Stock	S	150	$40.07	Disposed	2871297	Direct
2011-03-17	Common Stock	S	250	$40.08	Disposed	2871047	Direct
2011-03-17	Common Stock	S	900	$40.1	Disposed	2870147	Direct

Footnotes

F1: 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.