HELIOS TECHNOLOGIES, INC. — Director's Dealing 2011

Mar 21, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SUN HYDRAULICS CORP (SNHY)
CIK: 0001024795
Period of Report: 2011-03-17

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
2011-03-17	Common Stock	S	400	$40	Disposed	252790	Direct
2011-03-17	Common Stock	S	100	$40.02	Disposed	252690	Direct
2011-03-17	Common Stock	S	150	$40.05	Disposed	252540	Direct
2011-03-17	Common Stock	S	150	$40.07	Disposed	252390	Direct
2011-03-17	Common Stock	S	250	$40.08	Disposed	252140	Direct
2011-03-17	Common Stock	S	900	$40.1	Disposed	251240	Direct
2011-03-17	Common Stock	S	50	$40.11	Disposed	251190	Direct
2011-03-17	Common Stock	S	200	$40.12	Disposed	250990	Direct
2011-03-17	Common Stock	S	100	$40.13	Disposed	250890	Direct
2011-03-17	Common Stock	S	250	$40.2	Disposed	250640	Direct
2011-03-17	Common Stock	S	100	$40.22	Disposed	250540	Direct
2011-03-17	Common Stock	S	100	$40.29	Disposed	250440	Direct
2011-03-18	Common Stock	G	6300	—	Disposed	153700	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	295969.427	Direct
Common Stock	100000	Direct
Common Stock	3200	Indirect

Footnotes

F1: Shares owned directly by Christine L. Koski.

F2: Shares owned directly by Thomas L. Koski.

F3: Shares owned directly by Beverly Koski.

F4: Shares owned directly by Robert C. Koski.

F5: Shares owned indirectly by Beverly Koski.