HELIOS TECHNOLOGIES, INC. — Director's Dealing 2011

Feb 24, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SUN HYDRAULICS CORP (SNHY)
CIK: 0001024795
Period of Report: 2011-02-22

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
2011-02-22	Common Stock	S	80	$36.5	Disposed	279610	Direct
2011-02-22	Common Stock	S	275	$36.55	Disposed	279335	Direct
2011-02-22	Common Stock	S	20	$36.66	Disposed	279315	Direct
2011-02-22	Common Stock	S	100	$36.69	Disposed	279215	Direct
2011-02-22	Common Stock	S	200	$36.8	Disposed	279015	Direct
2011-02-22	Common Stock	S	100	$36.82	Disposed	278915	Direct
2011-02-22	Common Stock	S	200	$36.86	Disposed	278715	Direct
2011-02-22	Common Stock	S	100	$36.9	Disposed	278615	Direct
2011-02-22	Common Stock	S	500	$37.05	Disposed	278115	Direct
2011-02-22	Common Stock	S	100	$37.051	Disposed	278015	Direct
2011-02-22	Common Stock	S	300	$37.07	Disposed	277715	Direct
2011-02-22	Common Stock	S	100	$37.15	Disposed	277615	Direct
2011-02-22	Common Stock	S	100	$37.1675	Disposed	277515	Direct
2011-02-22	Common Stock	S	200	$37.24	Disposed	277315	Direct
2011-02-22	Common Stock	S	200	$37.25	Disposed	277115	Direct
2011-02-22	Common Stock	S	200	$37.26	Disposed	276915	Direct
2011-02-22	Common Stock	S	100	$37.28	Disposed	276815	Direct
2011-02-22	Common Stock	S	100	$37.281	Disposed	276715	Direct
2011-02-22	Common Stock	S	300	$37.4	Disposed	276415	Direct
2011-02-22	Common Stock	S	100	$37.405	Disposed	276315	Direct
2011-02-22	Common Stock	S	100	$37.42	Disposed	276215	Direct
2011-02-22	Common Stock	S	200	$37.47	Disposed	276015	Direct
2011-02-22	Common Stock	S	200	$37.4775	Disposed	275815	Direct
2011-02-22	Common Stock	S	200	$37.48	Disposed	275615	Direct
2011-02-22	Common Stock	S	200	$37.485	Disposed	275415	Direct
2011-02-22	Common Stock	S	300	$37.49	Disposed	275115	Direct
2011-02-22	Common Stock	S	1200	$37.5	Disposed	273915	Direct
2011-02-22	Common Stock	S	419	$37.51	Disposed	273496	Direct
2011-02-22	Common Stock	S	400	$37.52	Disposed	273096	Direct
2011-02-22	Common Stock	S	100	$37.53	Disposed	272996	Direct

Footnotes

F1: Sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Christine L. Koski on December 31, 2010.

F2: Shares owned directly by Christine L. Koski.