Frank Sands's RGEN Position Overview
Frank Sands (via Sands Capital Management, LLC) currently holds 1.25 M shares of Repligen Corporation (RGEN) worth $0, representing 0.00% of the portfolio. First purchased in 2022-Q3, this medium-term investment has been held for 13 quarters.
Based on 13F filings, Frank Sands has maintained a strategic position in RGEN, demonstrating sustained confidence in this investment. Largest addition occurred in Q4 2022, adding 142,480 shares. Largest reduction occurred in Q1 2023, reducing 166,588 shares.
Analysis based on 13F filings available since 2013 Q2
Frank Sands's Repligen Corporation (RGEN) Holding Value Over Time
Track share changes against reported price movement
Quarterly Repligen Corporation (RGEN) Trades by Frank Sands
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q3 2022 | +1.64 M | New Buy | 1.64 M | $187.11 |
| Q4 2022 | +142,480 | Add 8.69% | 1.78 M | $0.17 |
| Q1 2023 | -166,588 | Reduce 9.35% | 1.61 M | $168.36 |
| Q2 2023 | -20,672 | Reduce 1.28% | 1.59 M | $141.46 |
| Q3 2023 | -23,816 | Reduce 1.49% | 1.57 M | $159.01 |
| Q4 2023 | -75,026 | Reduce 4.78% | 1.5 M | $179.80 |
| Q1 2024 | -62,600 | Reduce 4.19% | 1.43 M | $183.92 |
| Q2 2024 | -11,205 | Reduce 0.78% | 1.42 M | $126.06 |
| Q3 2024 | -2,469 | Reduce 0.17% | 1.42 M | $148.82 |
| Q4 2024 | -54,805 | Reduce 3.86% | 1.36 M | $143.94 |
| Q1 2025 | -70,062 | Reduce 5.14% | 1.29 M | $127.24 |
| Q2 2025 | -43,108 | Reduce 3.33% | 1.25 M | $124.38 |
| Q3 2025 | -1.25 M | Sold Out | 1.25 M | $0.00 |
Frank Sands's Repligen Corporation Investment FAQs
Frank Sands first purchased Repligen Corporation (RGEN) in Q3 2022, acquiring 1,638,959 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Frank Sands has held Repligen Corporation (RGEN) for 13 quarters since Q3 2022.
Frank Sands's largest addition to Repligen Corporation (RGEN) was in Q3 2022, adding 1,638,959 shares worth $306.67 M.
According to the latest 13F filing for Q3 2025, Frank Sands's firm, Sands Capital Management, LLC, owns 1,251,088 shares of Repligen Corporation (RGEN), valued at approximately $0.
As of the Q3 2025 filing, Repligen Corporation (RGEN) represents approximately 0.00% of Frank Sands's publicly disclosed stock portfolio, making it one of their key holdings.
Frank Sands's peak holding in Repligen Corporation (RGEN) was 1,781,439 shares, as reported at the end of Q4 2022.