Historical shareholding details of Gamco Investors, Inc. Et Al holdings in Altair Engineering Inc - Ordinary Shares - Class A (ALTR)

Monthly changes of Gamco Investors, Inc. Et Al shareholding in Altair Engineering Inc - Ordinary Shares - Class A over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Dec 31, 2024	Gamco Investors, Inc. Et Al	7,650	0.01%