Home > Insider Trading > Filing (0001104659-10-034650)

Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1374310	Cboe Holdings Inc.	CBOE	Security & Commodity Brokers, Dealers, Exchanges & Services (6200)	205446972

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1493842	R Benjamin Londergan	C/O Cboe Holdings, Inc. 400 South Lasalle Street Chicago IL 60605		Yes	No	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
Class A Common Stock	Acquisiton	2010-06-18	80,000	$0.00	80,000	No	5	J	Indirect	By Group One Trading, L.P.
Class A Common Stock	Disposition	2010-06-18	20,000	$29.00	60,000	No	4	S	Indirect	By Group One Trading, L.P.
Class A Common Stock	Disposition	2010-06-18	60,000	$0.00	0	No	5	J	Indirect	By Group One Trading, L.P.
Class A-1 Common Stock	Acquisiton	2010-06-18	30,000	$0.00	30,000	No	5	J	Indirect	By Group One Trading, L.P.
Class A-2 Common Stock	Acquisiton	2010-06-18	30,000	$0.00	30,000	No	5	J	Indirect	By Group One Trading, L.P.

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	5	J	Indirect	By Group One Trading, L.P.
No	4	S	Indirect	By Group One Trading, L.P.
No	5	J	Indirect	By Group One Trading, L.P.
No	5	J	Indirect	By Group One Trading, L.P.
No	5	J	Indirect	By Group One Trading, L.P.

Footnotes

Represents shares of Class A Common Stock received from the Company in connection with the Company's restructuring transaction, a merger exempt from Section 16(b) pursuant to Rule 16b-7 and approved by the board of directors of the Company in accordance with Rule 16b-3.
Reflects shares owned by Group One Trading, L.P. Mr. Londergan is co-chief executive officer of Group One Trading, L.P. Mr. Londergan disclaims beneficial ownership of those shares in which he does not have a pecuniary interest.
Pursuant to a reclassification exempt under Rule 16b-7, each share of Class A Common Stock not sold in the Company's initial public offering converted into one-half of one share of Class A-1 Common Stock and one-half of one share of Class A-2 Common Stock upon completion of the Company's initial public offering.
Each issued and outstanding share of Class A-1 Common Stock and Class A-2 Common Stock shall automatically convert (without any action by the holder) into one share of Unrestricted Common Stock on the one hundred eightieth (180th) and three hundred sixtieth (360th) day, respectively, following the date that shares of CBOE Holdings Unrestricted Common Stock are issued in the Company's initial public offering, subject in each case to the Company's right to delay such conversion in connection with an organized sale.