Bamco Inc
- SEC CIK
- 0001017918
- Latest filing
- Aug 14, 2026
RGEN holding history
Repligen Corp in every 13F filed by Bamco Inc, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
RGEN overviewAll 13F holders of RGENFull Q2 2026 holdings
- Shares (Q2 2026)
- 748,466
- Value
- $102.1M
- % of portfolio
- 0.2%
- Quarters held
- 16
- Since Q3 2022
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 748,466 | $102.1M | 0.2% | +200,120+36.5% | Added | Holders |
| Q1 2026 | 548,346 | $64.6M | 0.2% | +3,567+0.7% | Added | Holders |
| Q4 2025 | 544,779 | $89.3M | 0.2% | +163,101+42.7% | Added | Holders |
| Q3 2025 | 381,678 | $51.0M | 0.1% | +107,235+39.1% | Added | Holders |
| Q2 2025 | 274,443 | $34.1M | 0.1% | +69,474+33.9% | Added | Holders |
| Q1 2025 | 204,969 | $26.1M | 0.1% | +44,742+27.9% | Added | Holders |
| Q4 2024 | 160,227 | $23.1M | 0.1% | −6,792−4.1% | Reduced | Holders |
| Q3 2024 | 167,019 | $24.9M | 0.1% | −5,495−3.2% | Reduced | Holders |
| Q2 2024 | 172,514 | $21.7M | 0.1% | −208,772−54.8% | Reduced | Holders |
| Q1 2024 | 381,286 | $70.1M | 0.2% | −64,472−14.5% | Reduced | Holders |
| Q4 2023 | 445,758 | $80.1M | 0.2% | −13,026−2.8% | Reduced | Holders |
| Q3 2023 | 458,784 | $73.0M | 0.2% | +99,763+27.8% | Added | Holders |
| Q2 2023 | 359,021 | $50.8M | 0.1% | +138,047+62.5% | Added | Holders |
| Q1 2023 | 220,974 | $37.2M | 0.1% | +212,374+2,469.5% | Added | Holders |
| Q4 2022 | 8,600 | $1.46M | <0.1% | +1,800+26.5% | Added | Holders |
| Q3 2022 | 6,800 | $1.27M | <0.1% | +6,800 | New | Holders |