SEC Form 4 · accession 0001228924-18-000038

· MLAB

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Director

Period of report

Dec 6, 2018

Accepted (ET)

Dec 10, 2018 · 10:12 am EST

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0000724004

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I
Common Stock	Dec 6, 2018	M	700	$23.10	A	3,600	D
Common Stock	Dec 6, 2018	M	1,000	$29.20	A	4,600	D
Common Stock	Dec 6, 2018	S	1,700	$210.94	D	2,900	D

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Non Qualified Stock Option^F1	$23.10	Dec 6, 2018	X	700	D	Oct 19, 2011	Oct 19, 2020	Common Stock	700	8,090	D
Non Qualified Stock Option^F2	$29.20	Dec 6, 2018	X	1,000	D	Apr 6, 2012	Apr 6, 2021	Common Stock	1,000	7,090	D