Michael Mintun

Insider

First SEC filing: July 26, 2018 · Latest: July 26, 2018

On this page

Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.
Initial holdings The stakes this person held when they first started reporting.

Insider at

LECO selling Aug. 10, 2020

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 21 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

21 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 4, 2021	LECO	F	197	$115.20	$22,694	3,110 Direct	-5.96%	Disposed	145.4% (price as of 2026-08-19)
March 4, 2021	LECO	A	640	—	—	3,307 Direct	+24.00%	Acquired	(price as of 2026-08-19)
Feb. 19, 2021	LECO	F	210	$115.41	$24,236	2,667 Direct	-7.30%	Disposed	145.0% (price as of 2026-08-19)
Feb. 17, 2021	LECO	A	3,840	—	—	3,840 Direct	—	Acquired	(price as of 2026-08-19)
Feb. 17, 2021	LECO	A	719	—	—	2,877 Direct	+33.32%	Acquired	(price as of 2026-08-19)
Aug. 10, 2020	LECO	M	4,305	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
Aug. 10, 2020	LECO	S	4,305	$96.98	$417,499	2,158 Direct	-66.61%	Disposed	191.5% (price as of 2026-08-19)
Aug. 10, 2020	LECO	M	4,305	$58.14	$250,293	6,463 Direct	+199.49%	Acquired	386.3% (price as of 2026-08-19)
March 4, 2020	LECO	A	917	—	—	3,074 Direct	+42.51%	Acquired	(price as of 2026-08-19)
March 4, 2020	LECO	F	282	$86.31	$24,339	2,792 Direct	-9.17%	Disposed	227.6% (price as of 2026-08-19)
Feb. 21, 2020	LECO	F	217	$88.14	$19,126	3,150 Direct	-6.44%	Disposed	220.8% (price as of 2026-08-19)
Feb. 19, 2020	LECO	A	4,174	—	—	4,174 Direct	—	Acquired	(price as of 2026-08-19)
Feb. 19, 2020	LECO	A	721	—	—	3,367 Direct	+27.25%	Acquired	(price as of 2026-08-19)
Feb. 5, 2020	LECO	F	285	$94.64	$26,972	2,646 Direct	-9.72%	Disposed	198.7% (price as of 2026-08-19)
Sept. 6, 2019	LECO	M	3,800	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
Sept. 6, 2019	LECO	S	3,800	$84.77	$322,126	2,931 Direct	-56.46%	Disposed	233.5% (price as of 2026-08-19)
Sept. 6, 2019	LECO	M	3,800	$47.91	$182,058	6,731 Direct	+129.65%	Acquired	490.1% (price as of 2026-08-19)
March 4, 2019	LECO	F	341	$87.32	$29,776	4,840 Direct	-6.58%	Disposed	223.8% (price as of 2026-08-19)
March 4, 2019	LECO	A	1,110	—	—	5,181 Direct	+27.27%	Acquired	(price as of 2026-08-19)
Feb. 18, 2019	LECO	A	3,818	—	—	3,818 Direct	—	Acquired	(price as of 2026-08-19)
Feb. 18, 2019	LECO	A	755	—	—	4,071 Direct	+22.77%	Acquired	(price as of 2026-08-19)
Feb. 15, 2019	LECO	F	346	$88.44	$30,600	3,316 Direct	-9.45%	Disposed	219.7% (price as of 2026-08-19)
Dec. 14, 2018	LECO	F	234	$80.21	$18,769	3,662 Direct	-6.01%	Disposed	252.5% (price as of 2026-08-19)

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.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
Feb. 17, 2021	LECO	Employee Stock Option (Right to Buy)	Common Shares (3,840)	$114.27	Feb. 17, 2031	3,840	Acquired
Aug. 10, 2020	LECO	Employee Stock Option (Right to Buy)	Common Stock (4,305)	$58.14	Feb. 17, 2026	4,305	Disposed
Feb. 19, 2020	LECO	Employee Stock Option (Right to Buy)	Common Shares (4,174)	$89.63	Feb. 19, 2030	4,174	Acquired
Sept. 6, 2019	LECO	Employee Stock Option (Right to Buy)	Common Stock (3,800)	$47.91	Dec. 13, 2022	3,800	Disposed
Feb. 18, 2019	LECO	Employee Stock Option (Right to Buy)	Common Shares (3,818)	$88.44	Feb. 18, 2029	3,818	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 9 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
July 26, 2018	LECO	Common Shares	3,896	Direct
July 26, 2018	LECO	Common Shares	1,296	Indirect
July 26, 2018	LECO	Common Shares	6,252	Indirect
July 26, 2018	LECO	Employee Stock Option (Right to Buy)→ Common Stock (3,800)	3,800	Direct
July 26, 2018	LECO	Employee Stock Option (Right to Buy)→ Common Stock (3,100)	3,100	Direct
July 26, 2018	LECO	Employee Stock Option (Right to Buy)→ Common Stock (3,215)	3,215	Direct
July 26, 2018	LECO	Employee Stock Option (Right to Buy)→ Common Stock (4,305)	4,305	Direct
July 26, 2018	LECO	Employee Stock Option (Right to Buy)→ Common Stock (3,430)	3,430	Direct
July 26, 2018	LECO	Employee Stock Option (Right to Buy)→ Common Stock (3,251)	3,251	Direct