Mamatha Chamarthi

Director, ChampionX Corp.

Companies

ChampionX CorpBoard member May 11, 2018 to now¹

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

ChampionX Corp0 shares²Jul 16, 2025

As of each latest filing. The line shows shares held over time.

Recent filings

Jul 16, 2025Returned to company 36,696 shares of ChampionX Corp²
Jul 16, 2025Granted 2,771 shares of ChampionX Corp²
Nov 15, 2024Granted 4,135 shares of ChampionX Corp³
Nov 15, 2023Granted 4,204 shares of ChampionX Corp⁴
Nov 15, 2022Granted 3,919 shares of ChampionX Corp⁵
Nov 15, 2021Granted 5,230 shares of ChampionX Corp⁶

Sources

The numbers on this page point here. Each one links to the record it came from.

1
SEC EDGARChampionX Corp, Board member
2
SEC EDGARChampionX Corp shares after the filing of Jul 16, 2025
3
SEC EDGARForm 4 filed Nov 18, 2024
4
SEC EDGARForm 4 filed Nov 16, 2023
5
SEC EDGARForm 4 filed Nov 16, 2022
6
SEC EDGARForm 4 filed Nov 17, 2021