In this bear market, one useful stock screener looks at Nifty500 stocks that are seeing longer term declines in share price, as well as a falling Momentum Score over the month and week (This screener is premium due to the use of the Momentum Scores, but snapshot is above). 

More than 200 stocks appear in this screener, and include 8K Miles Software, which was seeing rapidly falling momentum last week even before the news broke out about fraud and auditor resignation in a related, unlisted company. Other companies in the list with declining momentum over the past month and week include Shankara Building Products, JM Financial and some familiar names as concerns around the health of NBFCs has exploded.