HELIOS TECHNOLOGIES, INC. — Director's Dealing 2010

Jul 26, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SUN HYDRAULICS CORP (SNHY)
CIK: 0001024795
Period of Report: 2010-07-22

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
2010-07-23	Common Stock	S	500	$25.3	Disposed	3508686	Direct
2010-07-23	Common Stock	S	600	$25.31	Disposed	3508086	Direct
2010-07-23	Common Stock	S	100	$25.34	Disposed	3507986	Direct
2010-07-23	Common Stock	S	497	$25.36	Disposed	3507489	Direct
2010-07-23	Common Stock	S	100	$25.37	Disposed	3507389	Direct
2010-07-23	Common Stock	S	5	$25.38	Disposed	3507384	Direct
2010-07-23	Common Stock	S	103	$25.41	Disposed	3507281	Direct
2010-07-23	Common Stock	S	100	$25.42	Disposed	3507181	Direct
2010-07-23	Common Stock	S	100	$25.44	Disposed	3507081	Direct
2010-07-23	Common Stock	S	200	$25.48	Disposed	3506881	Direct
2010-07-23	Common Stock	S	100	$25.595	Disposed	3506781	Direct
2010-07-23	Common Stock	S	400	$25.6	Disposed	3506381	Direct
2010-07-23	Common Stock	S	793	$25.65	Disposed	3505588	Direct
2010-07-23	Common Stock	S	300	$25.66	Disposed	3505288	Direct
2010-07-23	Common Stock	S	100	$25.6775	Disposed	3505188	Direct
2010-07-23	Common Stock	S	600	$25.68	Disposed	3504588	Direct
2010-07-23	Common Stock	S	100	$25.69	Disposed	3504488	Direct
2010-07-23	Common Stock	S	600	$25.7	Disposed	3503888	Direct
2010-07-23	Common Stock	S	600	$25.71	Disposed	3503288	Direct
2010-07-23	Common Stock	S	404	$25.72	Disposed	3502884	Direct
2010-07-23	Common Stock	S	237	$25.73	Disposed	3502647	Direct
2010-07-23	Common Stock	S	194	$25.74	Disposed	3502453	Direct
2010-07-23	Common Stock	S	100	$25.75	Disposed	3502353	Direct
2010-07-23	Common Stock	S	100	$25.76	Disposed	3502253	Direct
2010-07-23	Common Stock	S	200	$25.77	Disposed	3502053	Direct
2010-07-23	Common Stock	S	306	$25.78	Disposed	3501747	Direct
2010-07-23	Common Stock	S	100	$25.79	Disposed	3501647	Direct
2010-07-23	Common Stock	S	200	$25.8	Disposed	3501447	Direct
2010-07-23	Common Stock	S	100	$25.81	Disposed	3501347	Direct
2010-07-23	Common Stock	S	200	$25.85	Disposed	3501147	Direct

Footnotes

F1: Sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Koski Family Limited Partnership on June 30, 2010. (Footnote 1 on Report one of four inadvertently reflected an incorrect date of June 26, 2009.)

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.