HELIOS TECHNOLOGIES, INC. — Director's Dealing 2010

Oct 1, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SUN HYDRAULICS CORP (SNHY)
CIK: 0001024795
Period of Report: 2010-09-29

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
2010-09-30	Common Stock	S	200	$28.34	Disposed	3432947	Direct
2010-09-30	Common Stock	S	1500	$28.35	Disposed	3431447	Direct
2010-09-30	Common Stock	S	700	$28.4	Disposed	3430747	Direct
2010-09-30	Common Stock	S	200	$28.44	Disposed	3430547	Direct
2010-09-30	Common Stock	S	2570	$28.45	Disposed	3427977	Direct
2010-09-30	Common Stock	S	300	$28.5	Disposed	3427677	Direct
2010-09-30	Common Stock	S	300	$28.75	Disposed	3427377	Direct
2010-09-30	Common Stock	S	100	$28.77	Disposed	3427277	Direct
2010-09-30	Common Stock	S	200	$28.79	Disposed	3427077	Direct
2010-09-30	Common Stock	S	200	$28.8	Disposed	3426877	Direct
2010-09-30	Common Stock	S	200	$28.82	Disposed	3426677	Direct
2010-09-30	Common Stock	S	200	$28.84	Disposed	3426477	Direct
2010-09-30	Common Stock	S	30	$28.85	Disposed	3426447	Direct
2010-09-30	Common Stock	S	200	$28.86	Disposed	3426247	Direct
2010-09-30	Common Stock	S	100	$28.87	Disposed	3426147	Direct
2010-09-30	Common Stock	S	200	$28.89	Disposed	3425947	Direct
2010-10-01	Common Stock	S	500	$28.5	Disposed	3425447	Direct
2010-10-01	Common Stock	S	299	$28.51	Disposed	3425148	Direct
2010-10-01	Common Stock	S	200	$28.514	Disposed	3424948	Direct
2010-10-01	Common Stock	S	600	$28.55	Disposed	3424348	Direct
2010-10-01	Common Stock	S	600	$28.56	Disposed	3423748	Direct
2010-10-01	Common Stock	S	297	$28.57	Disposed	3423451	Direct
2010-10-01	Common Stock	S	203	$28.58	Disposed	3423248	Direct
2010-10-01	Common Stock	S	1000	$28.6	Disposed	3422248	Direct
2010-10-01	Common Stock	S	500	$28.61	Disposed	3421748	Direct
2010-10-01	Common Stock	S	400	$28.65	Disposed	3421348	Direct
2010-10-01	Common Stock	S	600	$28.67	Disposed	3420748	Direct
2010-10-01	Common Stock	S	600	$28.69	Disposed	3420148	Direct
2010-10-01	Common Stock	S	300	$28.7	Disposed	3419848	Direct
2010-10-01	Common Stock	S	300	$28.701	Disposed	3419548	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.