ACK Asset Management LLC

Holdings History for MASONITE INTERNATIONAL CORP - COMMON STOCK-FO (DOOR)

Symbol: DOOR
Investment type: Equity / COMMON STOCK-FO

Shares, Excluding Options vs Price

Value, Excluding Options

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
31 Mar 2021		0%	$8,130,000	90,000	0		$90.33 ^*	Q1 2021
31 Dec 2020	20%	0%	$8,599,000	95,000	0		$90.52	Q4 2020
30 Jun 2020		0%	$6,436,000	116,000	0		$55.48 ^*	Q2 2020
31 Mar 2015		-3%	$0	0	-136,000	-100%	$133.00	Q1 2015
31 Dec 2014	3%	+3%	$8,359,000	136,000	+136,000	NEW	$61.46	Q4 2014

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.