HELIOS TECHNOLOGIES, INC. — Director's Dealing 2011

Feb 22, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SUN HYDRAULICS CORP (SNHY)
CIK: 0001024795
Period of Report: 2011-02-18

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
2011-02-18	Common Stock	S	98	$37.24	Disposed	289592	Direct
2011-02-18	Common Stock	S	100	$37.35	Disposed	289492	Direct
2011-02-18	Common Stock	S	300	$37.36	Disposed	289192	Direct
2011-02-18	Common Stock	S	200	$37.405	Disposed	288992	Direct
2011-02-18	Common Stock	S	100	$37.47	Disposed	288892	Direct
2011-02-18	Common Stock	S	101	$37.48	Disposed	288791	Direct
2011-02-18	Common Stock	S	400	$37.5	Disposed	288391	Direct
2011-02-18	Common Stock	S	1	$37.51	Disposed	288390	Direct
2011-02-18	Common Stock	S	100	$37.545	Disposed	288290	Direct
2011-02-18	Common Stock	S	100	$37.56	Disposed	288190	Direct
2011-02-18	Common Stock	S	200	$37.57	Disposed	287990	Direct
2011-02-18	Common Stock	S	100	$37.58	Disposed	287890	Direct
2011-02-18	Common Stock	S	200	$37.581	Disposed	287690	Direct
2011-02-18	Common Stock	S	100	$37.59	Disposed	287590	Direct
2011-02-18	Common Stock	S	100	$37.62	Disposed	287490	Direct
2011-02-18	Common Stock	S	300	$37.625	Disposed	287190	Direct
2011-02-18	Common Stock	S	708	$37.64	Disposed	286482	Direct
2011-02-18	Common Stock	S	100	$37.65	Disposed	286382	Direct
2011-02-18	Common Stock	S	200	$37.66	Disposed	286182	Direct
2011-02-18	Common Stock	S	100	$37.67	Disposed	286082	Direct
2011-02-18	Common Stock	S	400	$37.68	Disposed	285682	Direct
2011-02-18	Common Stock	S	100	$37.69	Disposed	285582	Direct
2011-02-18	Common Stock	S	429	$37.7	Disposed	285153	Direct
2011-02-18	Common Stock	S	100	$37.705	Disposed	285053	Direct
2011-02-18	Common Stock	S	100	$37.71	Disposed	284953	Direct
2011-02-18	Common Stock	S	100	$37.72	Disposed	284853	Direct
2011-02-18	Common Stock	S	400	$37.73	Disposed	284453	Direct
2011-02-18	Common Stock	S	100	$37.735	Disposed	284353	Direct
2011-02-18	Common Stock	S	100	$37.74	Disposed	284253	Direct
2011-02-18	Common Stock	S	100	$37.745	Disposed	284153	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.