Snapshot from Jul 07, 2026 at 01:18 UTC. For live data and tracking: View Live
Entities / Companies / Callisto Research
Entity

Callisto Research

Tracked across 2 events · 225 articles · First seen Apr 23, 2026 · Last active Jul 06, 2026

Sentiment
25
Attention
7
Events
2
Relationships
24
Live sentiment trends, attention charts, and prominence tracking available on the Ergen Dashboard
Events (2)
7 10
Business
Sportradar Faces Securities Fraud Lawsuits
Impact: Callisto Research is an investigative research firm that published a report alleging Sportradar has ties to illegal gambling and sanctioned parties, contributing to the stock price fall and lawsuits.
May 21, 2026 · 218 articles
4 40
Regulatory
Sportradar Group AG Class Action Lawsuit
Impact: Callisto Research published an investigative report alongside Muddy Waters Research, alleging Sportradar's involvement with black-market gambling operators, contributing to the negative market reaction.
Jun 25, 2026 · 7 articles
Key Actions (2)
87 Callisto Research published report SportradarSportradar Faces...
80 Callisto Research published report SportradarSportradar Group AG Class...
Relationships (24)
Sportradar short seller ↔ Callisto Research Callisto Research is an activist short seller that targeted Sportradar with a cr
Sportradar short target ↔ Callisto Research Sportradar is the target of an activist short-selling campaign by Callisto Resea
Muddy Waters Research competitor ↔ Callisto Research Callisto Research is a newer activist short-selling firm that operates as a peer
Gregory H. Woods ↔ Callisto Research
Muddy Waters Research competitor ↔ Callisto Research Muddy Waters Research is a prominent activist short seller that shares the marke
Gregory H. Woods ↔ Callisto Research
Kessler Topaz Meltzer & Check ↔ Callisto Research
Kessler Topaz Meltzer & Check ↔ Callisto Research
Reed Kathrein ↔ Callisto Research
Reed Kathrein ↔ Callisto Research
Hagens Berman ↔ Callisto Research
Hagens Berman ↔ Callisto Research
Michael Albert ↔ Callisto Research
Ken Dolitsky ↔ Callisto Research
Michael Albert ↔ Callisto Research
Ken Dolitsky ↔ Callisto Research
Robbins Geller Rudman & Dowd LLP ↔ Callisto Research
Robbins Geller Rudman & Dowd LLP ↔ Callisto Research
Bleichmar Fonti & Auld LLP ↔ Callisto Research
Bleichmar Fonti & Auld LLP ↔ Callisto Research
United States — United States District Court for the Northern District of California ↔ Callisto Research
United States — United States District Court for the Northern District of California ↔ Callisto Research
Pomerantz LLP ↔ Callisto Research
Pomerantz LLP ↔ Callisto Research
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Ergen is a news intelligence platform that converts raw news articles into structured data. It tracks events, entities, and the relationships between them, with sentiment and attention metrics derived from thousands of articles. Pages on this site are daily static snapshots from the platform's live database. For real-time tracking, search, and alerts, the full dashboard is at app.ergen.ai.