Joel Greenblatt's RYTM Position Overview
Joel Greenblatt (via Gotham Asset Management, LLC) currently holds 4,851 shares of Rhythm Pharmaceuticals, Inc. (RYTM) worth $519,251, representing 0.00% of the portfolio. First purchased in 2023-Q3, this medium-term investment has been held for 10 quarters.
Based on 13F filings, Joel Greenblatt has maintained a strategic position in RYTM, demonstrating sustained confidence in this investment. Largest addition occurred in Q4 2023, adding 4,154 shares. Largest reduction occurred in Q1 2024, reducing 7,370 shares.
Analysis based on 13F filings available since 2013 Q2
Joel Greenblatt's Rhythm Pharmaceuticals (RYTM) Holding Value Over Time
Track share changes against reported price movement
Quarterly Rhythm Pharmaceuticals (RYTM) Trades by Joel Greenblatt
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | -4 | Reduce 0.08% | 4,851 | $107.04 |
| Q3 2025 | +4 | Add 0.08% | 4,855 | $100.99 |
| Q2 2025 | +101 | Add 2.13% | 4,851 | $63.19 |
| Q1 2025 | -2,036 | Reduce 30.00% | 4,750 | $52.97 |
| Q4 2024 | -2,685 | Reduce 28.35% | 6,786 | $55.98 |
| Q3 2024 | -3,156 | Reduce 24.99% | 9,471 | $52.39 |
| Q2 2024 | +1,524 | Add 13.73% | 12,627 | $41.06 |
| Q1 2024 | -7,370 | Reduce 39.90% | 11,103 | $43.33 |
| Q4 2023 | +4,154 | Add 29.01% | 18,473 | $45.97 |
| Q3 2023 | +14,319 | New Buy | 14,319 | $22.92 |
Joel Greenblatt's Rhythm Pharmaceuticals Investment FAQs
Joel Greenblatt first purchased Rhythm Pharmaceuticals, Inc. (RYTM) in Q3 2023, acquiring 14,319 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Joel Greenblatt has held Rhythm Pharmaceuticals, Inc. (RYTM) for 10 quarters since Q3 2023.
Joel Greenblatt's largest addition to Rhythm Pharmaceuticals, Inc. (RYTM) was in Q3 2023, adding 14,319 shares worth $328,263.
According to the latest 13F filing for Q4 2025, Joel Greenblatt's firm, Gotham Asset Management, LLC, owns 4,851 shares of Rhythm Pharmaceuticals, Inc. (RYTM), valued at approximately $519,251.
As of the Q4 2025 filing, Rhythm Pharmaceuticals, Inc. (RYTM) represents approximately 0.00% of Joel Greenblatt's publicly disclosed stock portfolio, making it one of their key holdings.
Joel Greenblatt's peak holding in Rhythm Pharmaceuticals, Inc. (RYTM) was 18,473 shares, as reported at the end of Q4 2023.