Polygon Management Ltd.
- SEC CIK
- 0001515070
- Latest filing
- Aug 12, 2026
MBX holding history
MBX Biosciences, Inc. in every 13F filed by Polygon Management Ltd., including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
MBX overviewAll 13F holders of MBXFull Q2 2026 holdings
- Shares (Q2 2026)
- 203,543
- Value
- $11.2M
- % of portfolio
- 1.8%
- Quarters held
- 4
- Since Q3 2025
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 203,543 | $11.2M | 1.8% | +58,063+39.9% | Added | Holders |
| Q1 2026 | 145,480 | $4.34M | 0.9% | +2,153+1.5% | Added | Holders |
| Q4 2025 | 143,327 | $4.52M | 1.0% | −34,513−19.4% | Reduced | Holders |
| Q3 2025 | 177,840 | $3.11M | 0.5% | +177,840 | New | Holders |