HELIOS TECHNOLOGIES, INC. — Director's Dealing 2011

Mar 16, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SUN HYDRAULICS CORP (SNHY)
CIK: 0001024795
Period of Report: 2011-03-14

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
2011-03-14	Common Stock	S	100	$41.2	Disposed	2879647	Direct
2011-03-14	Common Stock	S	300	$41.3	Disposed	2879347	Direct
2011-03-14	Common Stock	S	400	$41.36	Disposed	2878947	Direct
2011-03-14	Common Stock	S	100	$41.41	Disposed	2878847	Direct
2011-03-15	Common Stock	S	200	$40	Disposed	2878647	Direct
2011-03-15	Common Stock	S	150	$40.01	Disposed	2878497	Direct
2011-03-15	Common Stock	S	50	$40.02	Disposed	2878447	Direct
2011-03-15	Common Stock	S	150	$40.05	Disposed	2878297	Direct
2011-03-15	Common Stock	S	300	$40.15	Disposed	2877997	Direct
2011-03-15	Common Stock	S	150	$40.19	Disposed	2877847	Direct
2011-03-15	Common Stock	S	300	$40.2	Disposed	2877547	Direct
2011-03-15	Common Stock	S	400	$40.23	Disposed	2877147	Direct
2011-03-15	Common Stock	S	100	$40.24	Disposed	2877047	Direct
2011-03-15	Common Stock	S	350	$40.25	Disposed	2876697	Direct
2011-03-15	Common Stock	S	150	$40.28	Disposed	2876547	Direct
2011-03-15	Common Stock	S	400	$40.3	Disposed	2876147	Direct
2011-03-15	Common Stock	S	500	$40.32	Disposed	2875647	Direct
2011-03-15	Common Stock	S	200	$40	Disposed	259740	Direct
2011-03-15	Common Stock	S	150	$40.01	Disposed	259590	Direct
2011-03-15	Common Stock	S	50	$40.02	Disposed	259540	Direct
2011-03-15	Common Stock	S	150	$40.05	Disposed	259390	Direct
2011-03-15	Common Stock	S	300	$40.15	Disposed	259090	Direct
2011-03-15	Common Stock	S	150	$40.19	Disposed	258940	Direct
2011-03-15	Common Stock	S	300	$40.2	Disposed	258640	Direct
2011-03-15	Common Stock	S	400	$40.23	Disposed	258240	Direct
2011-03-15	Common Stock	S	100	$40.24	Disposed	258140	Direct
2011-03-15	Common Stock	S	350	$40.25	Disposed	257790	Direct
2011-03-15	Common Stock	S	150	$40.28	Disposed	257640	Direct
2011-03-15	Common Stock	S	400	$40.3	Disposed	257240	Direct
2011-03-15	Common Stock	S	500	$40.32	Disposed	256740	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.

F2: Shares owned directly by Christine L. Koski.