Filing Details

Accession Number:
0001179110-11-015056
Form Type:
4
Zero Holdings:
No
Publication Time:
2011-11-10 17:35:47
Reporting Period:
2011-11-08
Filing Date:
2011-11-10
Accepted Time:
2011-11-10 17:35:47
SEC Url:
Form 4 Filing
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 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
Unrestricted Common Stock Acquisiton 2011-11-08 200 $26.97 24,200 No 4 P Indirect By Group One Trading, L.P.
Unrestricted Common Stock Disposition 2011-11-08 200 $26.96 24,000 No 4 S Indirect By Group One Trading, L.P.
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 P Indirect By Group One Trading, L.P.
No 4 S Indirect By Group One Trading, L.P.
Reported Derivative Transactions
Sec. Name Sec. Type Acquisiton - Disposition Date Amount Price Amount - 2 Price - 2
Unrestricted Common Stock Call Option (right to buy) Acquisiton 2011-11-08 1 $0.10 100 $29.00
Unrestricted Common Stock Call Option (right to buy) Disposition 2011-11-08 1 $0.05 100 $29.00
Remaning Holdings Exercise Date Expiration Date Equity Swap Involved Transaction Form Type Transaction Code Nature of Ownership
1 2011-11-08 2011-11-19 No 4 P Indirect
0 2011-11-08 2011-11-19 No 4 S Indirect
Reported Non-Derivative Holdings
Sec. Name Remaning Holdings Nature of Ownership Explanation
Unrestricted Common Stock 7,547 Direct
Footnotes
  1. The purchases of shares of unrestricted common stock and the call option with respect to shares of unrestricted common stock reported herein resulted in a short swing profit under Section 16(b) of the Securities Exchange Act of 1934, as amended, with respect to 300 shares of unrestricted common stock sold on May 17, 2011 pursuant to a Rule 10b5-1 trading plan. Upon settlement of the sale, the reporting person will disgorge to CBOE Holdings the full amount of the profit realized in connection with such short-swing transactions.
  2. All purchase transactions reported on this Form 4 were inadvertent and reflect internal controls testing by Group One Trading to ensure that its traders could not affect transactions in CBOE Holdings stock. Once it was determined that the transactions had occurred, the securities acquired were immediately sold. Mr. Londergan was not involved in either the decision to test the internal controls nor the purchases and sales.
  3. The prices reported in Column 4 are each a weighted average price. The shares were purchased in blocks of 100 shares at $26.96 and $26.98, respectively. The shares were sold in 100 share blocks at $26.93 and $26.99, respectively.
  4. Reflects shares owned by Group One Trading, L.P. Mr. Londergan is 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.