AMPLITUDE INC

Ticker: AMPL CUSIP: 03213A104 Class: Common Stock

STATE OF MICHIGAN RETIREMENT SYSTEM's Holding History (CIK: 0000762152)

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

Q3 2021

Shares 54,208 Value ($000) $2,946 Avg Close $54.38 Range $50.00 - $54.90

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2021	54,208	$2,946	$54.38	$50.00 - $54.90