HELIOS TECHNOLOGIES, INC. — Director's Dealing 2010

Oct 8, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SUN HYDRAULICS CORP (SNHY)
CIK: 0001024795
Period of Report: 2010-10-06

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
2010-10-07	Common Stock	S	100	$28.08	Disposed	3381808	Direct
2010-10-07	Common Stock	S	268	$28.1	Disposed	3381540	Direct
2010-10-07	Common Stock	S	199	$28.16	Disposed	3381341	Direct
2010-10-07	Common Stock	S	100	$28.19	Disposed	3381241	Direct
2010-10-07	Common Stock	S	100	$28.2	Disposed	3381141	Direct
2010-10-07	Common Stock	S	100	$28.34	Disposed	3381041	Direct
2010-10-07	Common Stock	S	200	$28.37	Disposed	3380841	Direct
2010-10-08	Common Stock	S	200	$28	Disposed	3380641	Direct
2010-10-08	Common Stock	S	100	$28.05	Disposed	3380541	Direct
2010-10-08	Common Stock	S	100	$28.12	Disposed	3380441	Direct
2010-10-08	Common Stock	S	200	$28.19	Disposed	3380241	Direct
2010-10-08	Common Stock	S	100	$28.2	Disposed	3380141	Direct
2010-10-08	Common Stock	S	200	$28.3	Disposed	3379941	Direct
2010-10-08	Common Stock	S	100	$28.44	Disposed	3379841	Direct
2010-10-08	Common Stock	S	100	$28.55	Disposed	3379741	Direct
2010-10-08	Common Stock	S	100	$28.58	Disposed	3379641	Direct
2010-10-08	Common Stock	S	200	$28.71	Disposed	3379441	Direct
2010-10-08	Common Stock	S	300	$28.88	Disposed	3379141	Direct
2010-10-08	Common Stock	S	100	$28.89	Disposed	3379041	Direct
2010-10-08	Common Stock	S	100	$28.9	Disposed	3378941	Direct
2010-10-08	Common Stock	S	80	$28.92	Disposed	3378861	Direct
2010-10-08	Common Stock	S	400	$28.96	Disposed	3378461	Direct
2010-10-08	Common Stock	S	300	$28.99	Disposed	3378161	Direct
2010-10-08	Common Stock	S	100	$29	Disposed	3378061	Direct
2010-10-08	Common Stock	S	300	$29.03	Disposed	3377761	Direct
2010-10-08	Common Stock	S	200	$29.09	Disposed	3377561	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	295969.29	Direct
Common Stock	209440	Direct
Common Stock	60000	Direct
Common Stock	1200	Indirect

Footnotes

F1: Sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Koski Family Limited Partnership on September 29, 2010.

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.

F3: Shares owned directly by Beverly Koski.

F4: Shares owned directly by Christine L. Koski.

F5: Shares owned directly by Thomas L. Koski.

F6: Shares owned indirectly by Beverly Koski.