MSCI INC

Ticker: MSCI CUSIP: 55354G100 Class: COM

Main Street Research LLC's Holding History (CIK: 0001513211)

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

Q4 2021

Shares 54,105 Value ($000) $33,150 Avg Close $599.45 Range $548.21 - $650.23

Q3 2021

Shares 52,081 Value ($000) $31,683 Avg Close $583.04 Range $506.82 - $636.99

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2021	54,105	$33,150	$599.45	$548.21 - $650.23
Q3 2021	52,081	$31,683	$583.04	$506.82 - $636.99