DNTH: Dianthus Therapeutics, Inc. /DE/ insider trading, 5% holders and institutional ownership
From public SEC filings: open-market insider purchases and sales (Form 4, last 180 days), holders of 5% or more (Schedules 13D and 13G) and institutional ownership (Form 13F). Insider and 5% data delayed 48 hours.
Insider trading
0 open-market buys totaling - and 0 sales totaling - in the last 180 days.
Activist and 5% holders
| Filed | What | Holder | Stake | Change | Filing |
|---|---|---|---|---|---|
| 2026-08-14 | Fell below 5% | Sirenia Capital Management LP | 3.10% | SEC | |
| 2026-08-13 | New 13G stake | Wellington Management Group LLP | 5.90% | SEC | |
| 2026-08-07 | 13G stake raised | T. Rowe Price Investment Management, Inc. | 12.10% | +5.00 pts | SEC |
| 2026-08-07 | New 13G stake | T. Rowe Price Investment Management, Inc. | 7.10% | SEC |
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