Castleark Management LLC
- SEC CIK
- 0001106832
- Latest filing
- Aug 14, 2026
RYTM holding history
Rhythm Pharmaceuticals, Inc. in every 13F filed by Castleark Management LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
RYTM overviewAll 13F holders of RYTMFull Q2 2026 holdings
- Shares (Q2 2026)
- 0
- Sold out in Q2 2026
- Value
- $0
- % of portfolio
- 0.0%
- Quarters held
- 7
- Since Q1 2024
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 0 | $0 | 0.0% | −52,279−100.0% | Sold out | Holders |
| Q1 2026 | 52,279 | $4.55M | 0.2% | −12,200−18.9% | Reduced | Holders |
| Q4 2025 | 64,479 | $6.90M | 0.2% | +21,940+51.6% | Added | Holders |
| Q3 2025 | 42,539 | $4.30M | 0.1% | +42,539 | New | Holders |
| Q1 2025 | 0 | $0 | 0.0% | −18,390−100.0% | Sold out | Holders |
| Q4 2024 | 18,390 | $1.03M | <0.1% | −870−4.5% | Reduced | Holders |
| Q3 2024 | 19,260 | $1.01M | <0.1% | +250+1.3% | Added | Holders |
| Q2 2024 | 19,010 | $780.6K | <0.1% | −44,890−70.3% | Reduced | Holders |
| Q1 2024 | 63,900 | $2.77M | 0.1% | +63,900 | New | Holders |