David J Wescott

Insider

First SEC filing: June 27, 2019 · Latest: June 27, 2019

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Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.

Insider at

CME buying Sept. 16, 2015

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 18 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

18 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 25, 2019	CME	A	606	—	—	75,859 Direct	+0.81%	Acquired	(price as of 2026-08-20)
Sept. 25, 2018	CME	A	87	—	—	75,253 Direct	+0.12%	Acquired	(price as of 2026-08-20)
June 25, 2018	CME	A	601	—	—	75,166 Direct	+0.81%	Acquired	(price as of 2026-08-20)
June 26, 2017	CME	A	1,294	—	—	74,565 Direct	+1.77%	Acquired	(price as of 2026-08-20)
June 27, 2016	CME	A	1,075	—	—	73,271 Direct	+1.49%	Acquired	(price as of 2026-08-20)
Sept. 16, 2015	CME	P	1	$95.37	$95	1 Direct	—	Acquired	182.2% (price as of 2026-08-20)
June 25, 2015	CME	A	1,064	—	—	72,196 Direct	+1.50%	Acquired	(price as of 2026-08-20)
March 2, 2015	CME	P	2	$95.42	$191	3 Direct	+200.00%	Acquired	182.0% (price as of 2026-08-20)
Aug. 25, 2014	CME	A	331	—	—	71,132 Direct	+0.47%	Acquired	(price as of 2026-08-20)
June 25, 2014	CME	A	1,062	—	—	70,801 Direct	+1.52%	Acquired	(price as of 2026-08-20)
June 25, 2013	CME	A	982	—	—	70,234 Direct	+1.42%	Acquired	(price as of 2026-08-20)
June 25, 2012	CME	A	281	—	—	13,848 Direct	+2.07%	Acquired	(price as of 2026-08-20)
Sept. 14, 2011	CME	P	1	$269.62	$270	1 Direct	—	Acquired	399.0% (price as of 2026-08-20)
June 27, 2011	CME	A	267	—	—	13,567 Direct	+2.01%	Acquired	(price as of 2026-08-20)
May 25, 2010	CME	A	241	—	—	13,300 Direct	+1.85%	Acquired	(price as of 2026-08-20)
May 26, 2009	CME	A	247	—	—	13,059 Direct	+1.93%	Acquired	(price as of 2026-08-20)
May 27, 2008	CME	A	221	—	—	12,812 Direct	+1.76%	Acquired	(price as of 2026-08-20)
May 25, 2007	CME	A	171	—	—	12,591 Direct	+1.38%	Acquired	(price as of 2026-08-20)
Aug. 25, 2006	CME	A	59	—	—	12,420 Direct	+0.48%	Acquired	(price as of 2026-08-20)
May 25, 2006	CME	A	121	—	—	12,361 Direct	+0.99%	Acquired	(price as of 2026-08-20)
May 25, 2005	CME	A	142	—	—	12,240 Direct	+1.17%	Acquired	(price as of 2026-08-20)

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.