Samuel K Skinner

Insider

First SEC filing: May 22, 2017 · Latest: May 22, 2017

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 7 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

7 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 18, 2017	CBOE	A	1,185	—	—	18,061 Direct	+7.02%	Acquired	(price as of 2026-08-25)
May 19, 2016	CBOE	A	1,581	—	—	16,876 Direct	+10.34%	Acquired	(price as of 2026-08-25)
May 21, 2015	CBOE	A	1,292	—	—	15,295 Direct	+9.23%	Acquired	(price as of 2026-08-25)
May 22, 2014	CBOE	A	1,520	—	—	14,003 Direct	+12.18%	Acquired	(price as of 2026-08-25)
May 23, 2013	CBOE	A	1,851	—	—	12,483 Direct	+17.41%	Acquired	(price as of 2026-08-25)
June 14, 2012	CBOE	A	2,785	$27.33	$76,114	10,632 Direct	+35.49%	Acquired	1021.0% (price as of 2026-08-25)
June 18, 2010	CBOE	P	300	$29.00	$8,700	7,847 Direct	+3.98%	Acquired	956.4% (price as of 2026-08-25)
June 15, 2010	CBOE	A	7,547	—	—	7,547 Direct	—	Acquired	(price as of 2026-08-25)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.