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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
859598	Seacor Holdings Inc W	CKH	Deep Sea Foreign Transportation Of Freight (4412)	133542736

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1292966	M John Gellert	C/O Seacor Holdings Inc. 2200 Eller Drive Fort Lauderdale FL 33316	Senior Vice President	No	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Acquisiton	2010-03-04	20,000	$0.00	94,991	No	4	A	Direct
Common Stock	Disposition	2010-03-05	5,250	$78.17	89,241	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	A	Direct
No	4	S	Direct

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Stock Option (right to buy)	Acquisiton	2010-03-04	35,000	$0.00	35,000	$79.53

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
35,000		2020-03-04	No	4	A	Direct

Footnotes

Includes common stock acquired through SEACOR Holdings Inc.'s 2009 Employee Stock Purchase Plan, as follows: 151.7663 shares on August 31, 2009 and 333.9121 shares on February 28, 2010. The total number has been rounded to the nearest whole share.
The stock option award being reported on this Form 4 was granted pursuant to the SEACOR Holdings Inc. Amended 2007 Share Incentive Plan.
7,000 shares will become exercisable on each of March 4, 2011, March 4, 2012, March 4, 2013, March 4, 2014, and March 4, 2015.