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
2010-09-29	Common Stock	S	1562	$28.75	Disposed	3439385	Direct
2010-09-29	Common Stock	S	129	$28.76	Disposed	3439256	Direct
2010-09-29	Common Stock	S	400	$28.78	Disposed	3438856	Direct
2010-09-29	Common Stock	S	271	$28.8	Disposed	3438585	Direct
2010-09-29	Common Stock	S	138	$28.82	Disposed	3438447	Direct
2010-09-30	Common Stock	S	81	$27.91	Disposed	3438366	Direct
2010-09-30	Common Stock	S	200	$28	Disposed	3438166	Direct
2010-09-30	Common Stock	S	285	$28.01	Disposed	3437881	Direct
2010-09-30	Common Stock	S	10	$28.04	Disposed	3437871	Direct
2010-09-30	Common Stock	S	10	$28.05	Disposed	3437861	Direct
2010-09-30	Common Stock	S	400	$28.08	Disposed	3437461	Direct
2010-09-30	Common Stock	S	100	$28.1	Disposed	3437361	Direct
2010-09-30	Common Stock	S	100	$28.11	Disposed	3437261	Direct
2010-09-30	Common Stock	S	200	$28.12	Disposed	3437061	Direct
2010-09-30	Common Stock	S	200	$28.13	Disposed	3436861	Direct
2010-09-30	Common Stock	S	100	$28.14	Disposed	3436761	Direct
2010-09-30	Common Stock	S	396	$28.15	Disposed	3436365	Direct
2010-09-30	Common Stock	S	4	$28.16	Disposed	3436361	Direct
2010-09-30	Common Stock	S	226	$28.19	Disposed	3436135	Direct
2010-09-30	Common Stock	S	174	$28.2	Disposed	3435961	Direct
2010-09-30	Common Stock	S	100	$28.21	Disposed	3435861	Direct
2010-09-30	Common Stock	S	300	$28.22	Disposed	3435561	Direct
2010-09-30	Common Stock	S	300	$28.225	Disposed	3435261	Direct
2010-09-30	Common Stock	S	300	$28.23	Disposed	3434961	Direct
2010-09-30	Common Stock	S	400	$28.231	Disposed	3434561	Direct
2010-09-30	Common Stock	S	100	$28.24	Disposed	3434461	Direct
2010-09-30	Common Stock	S	514	$28.25	Disposed	3433947	Direct
2010-09-30	Common Stock	S	500	$28.28	Disposed	3433447	Direct
2010-09-30	Common Stock	S	200	$28.32	Disposed	3433247	Direct
2010-09-30	Common Stock	S	100	$28.33	Disposed	3433147	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.