Londergan Benjamin R 4
4 · CBOE Holdings, Inc. · Filed Sep 20, 2012
Insider Transaction Report
Form 4
Londergan Benjamin R
Director
Transactions
- Sale
Unrestricted Common Stock
2012-09-19$30.00/sh−4,900$147,000→ 26,538 total(indirect: By Group One Trading, L.P.) - Sale
Unrestricted Common Stock
2012-09-18$30.00/sh−100$3,000→ 31,438 total(indirect: By Group One Trading, L.P.)
Holdings
- 10,332
Unrestricted Common Stock
Footnotes (2)
- [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]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.