Londergan Benjamin R 4
4 · CBOE Holdings, Inc. · Filed May 11, 2011
Insider Transaction Report
Form 4
Londergan Benjamin R
Director
Transactions
- Sale
Unrestricted Common Stock
2011-05-09$26.21/sh−3,000$78,630→ 27,000 total(indirect: By Group One Trading, L.P.)
Holdings
- 7,547
Unrestricted Common Stock
Footnotes (3)
- [F1]The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Group One Trading, L.P.
- [F2]The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $26.16 to $26.39, inclusive. The reporting person undertakes to provide to CBOE Holdings, Inc., any security holder of CBOE Holdings, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.
- [F3]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.