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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
730716	Zygo Corp	ZIGO	Optical Instruments & Lenses (3827)	060864500

Insiders

Cik	Name	Reported Address	Director	Officer	Large Shareholder	Other
1044734	Donald S Sussman	6100 Red Hook Quarter, 18B Suites C, 1-6 St. Thomas VI 00802	No	No	Yes	No
1385702	Mak Capital One Llc	590 Madison Avenue, 9Th Floor New York NY 10022	No	No	Yes	No
1426156	Mak Capital Fund Lp	590 Madison Avenue, 9Th Floor New York NY 10022	No	No	Yes	No
1426157	A Michael Kaufman	590 Madison Avenue, 9Th Floor New York NY 10022	No	No	Yes	No
1480092	Mak-Ro Capital Master Fund Lp	C/O Dundee Leeds Management Services Ltd 129 Front Street Hamilton D0 HM12	No	No	Yes	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership
Common Stock	Acquisiton	2010-08-20	3,200	$7.41	2,994,649	No	4	P	Direct
Common Stock	Acquisiton	2010-08-20	47,200	$7.50	3,041,849	No	4	P	Direct
Common Stock	Acquisiton	2010-08-20	225	$7.41	176,176	No	4	P	Direct
Common Stock	Acquisiton	2010-08-20	2,800	$7.50	178,976	No	4	P	Direct
Common Stock	Acquisiton	2010-08-23	3,186	$7.50	3,045,035	No	4	P	Direct
Common Stock	Acquisiton	2010-08-23	13,750	$7.49	3,058,785	No	4	P	Direct
Common Stock	Acquisiton	2010-08-23	4,000	$7.49	182,976	No	4	P	Direct
Common Stock	Acquisiton	2010-08-24	4,700	$7.67	3,063,485	No	4	P	Direct
Common Stock	Acquisiton	2010-08-24	10,300	$7.64	3,073,785	No	4	P	Direct
Common Stock	Acquisiton	2010-08-24	300	$7.67	183,276	No	4	P	Direct
Common Stock	Acquisiton	2010-08-24	614	$7.64	183,890	No	4	P	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct

Footnotes

Reflects the transactions of securities owned directly by MAK Capital Fund LP ("MAK Capital Fund").
Reflects the transactions of securities owned directly by MAK-ro Capital Master Fund LP (the "MAK-ro Fund").
Paloma International L.P. ("Paloma") through its subsidiary, Sunrise Partners Limited Partnership, directly owns 740,183 shares of common stock. MAK Capital One LLC ("MAK Capital One") acts as the investment manager of MAK Capital Fund, MAK-ro Fund and Paloma with respect to the securities reported herein. Michael A. Kaufman is the managing member of MAK Capital One and the controlling person of MAK Capital Fund and MAK-ro Fund. S. Donald Sussman is the controlling person of Paloma.
MAK Capital One and Michael A. Kaufman may be deemed to indirectly beneficially own the shares of common stock held by MAK Capital Fund, MAK-ro Fund and Paloma. Mr. Sussman may be deemed to indirectly beneficially own the shares of common stock held by Paloma. For purposes of this Form 4, MAK Capital One, Mr. Kaufman and Mr. Sussman each disclaims beneficial ownership of the shares of common stock owned by MAK Capital Fund, MAK-ro Fund and Paloma, except to the extent of their pecuniary interest therein.