# Securities class action filings rose 30% in the first half of 2026

Attorney advertising. Brief by Lou Schwartz, Schwartz & Associates, PC, Atlanta, Georgia. Published 2026-07-29; updated 2026-07-29. Responsible attorney: Lou Schwartz. Canonical: https://www.snalawyers.com/insights/securities-filings-midyear-2026

Cornerstone Research and the Stanford Securities Class Action Clearinghouse counted 121 securities class action filings in the first half of 2026, 30% more than in the prior six months. Fifteen filings tied to artificial intelligence accounted for $385 billion of the $529 billion Disclosure Dollar Loss Index.

**Why it matters.** In Cornerstone's count, AI-related filings accounted for about 73% of the Disclosure Dollar Loss Index in the first half of 2026.

## Sources

1. [Cornerstone Research press release](https://www.cornerstone.com/insights/press-releases/securities-class-action-filings-surge-in-the-first-half-of-2026/)

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