MSC INDL DIRECT INC

Ticker: MSM CUSIP: 553530106 Class: EQTY

Alyeska Investment Group, L.P.'s Holding History (CIK: 0001453072)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 375,000 Value ($000) $31,538 Avg Close $86.68 Range $81.04 - $92.93

Q3 2025

Shares 171,182 Value ($000) $15,773 Avg Close $89.20 Range $83.63 - $94.31

Q2 2025

Shares 114,621 Value ($000) $9,745 Avg Close $79.00 Range $68.10 - $85.94

Q3 2024

Shares 9,341 Value ($000) $804 Avg Close $81.78 Range $75.40 - $90.22

Q2 2020

Shares 152,302 Value ($000) $11,089 Avg Close $64.45 Range $52.47 - $75.32

Q3 2018

Shares 27,439 Value ($000) $2,418 Avg Close $85.29 Range $77.00 - $89.65

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	375,000	$31,538	$86.68	$81.04 - $92.93
Q3 2025	171,182	$15,773	$89.20	$83.63 - $94.31
Q2 2025	114,621	$9,745	$79.00	$68.10 - $85.94
Q3 2024	9,341	$804	$81.78	$75.40 - $90.22
Q2 2020	152,302	$11,089	$64.45	$52.47 - $75.32
Q3 2018	27,439	$2,418	$85.29	$77.00 - $89.65