WhichIndex

Which indexes is ATS Corporation in?

ATS Corporation is in 2 of the 57 indexes we track. Its largest weight is 0.04% in the S&P/TSX Composite, where it ranks #185 of 216.

Tickers
ATS (Toronto Stock Exchange)
ATS (NYSE)
Country
Canada
Sector
Industrials
Size
Small cap (market cap $300 million–2 billion; exact figure in the ranking)
Data as of
16 Oct 2026

Member of 2 indexes

ATS Corporation's index memberships
IndexWeight %RankIndex size
S&P/TSX Composite0.04185216
NYSE Composite0.00 (est.)11631865

Source: each index's own source, listed on its page. How we source this. Weights are estimates where marked. This page is refreshed when a membership changes or a weight moves by more than 10%; each index page has the daily figures.

ATS Corporation across every index we track

Lit tiles are the indexes ATS Corporation belongs to; the shade is its weight there.

Fewermore

Neighbours by weight

The members ranked just above and just below ATS Corporation in each index
IndexRanked aboveRanked below
S&P/TSX CompositeVermilion Energy Inc. (0.05%)AbraSilver Resource Corp. (0.04%)
NYSE CompositeATRenew Inc. (0.00%)Abacus Global Management Inc Class (0.00%)