RYTMRhythm Pharmaceuticals, Inc.Healthcare · Biotechnologyas of 2026-08-13
Horizon

Issued 2026-08-13 at $117.60 · now $116.02 (2026-08-13, −1.3% since)

Based on its own history, a month from the 2026-08-13 close, RYTM has typically landed between $93.94 and $165.41 — a range of −20.1% to +40.7% from the issuance price $117.60.

Range of outcomes in historically similar periods — not a price prediction. Ranges are scored publicly on /methodology.
  • Actual close
  • Typical path (median)
  • Middle 50% of outcomes
  • 90% range

2,204 overlapping 1 month windows · 2017-10-052026-07-15 · basis climatology · forecast (batch). Probability up 53.8% (90% CI 51.656.0%, ≈1,400 obs).

The cone is anchored at the 2026-08-13 issuance close ($117.60) — the price the forecast resolves against on 2026-09-11, not the latest close. The drawn path shape is illustrative (bands widen with √t); every labeled number is real — the anchor, the scored batch p90/IQR endpoints, and the typical move.

Where RYTM has typically landed a month from the 2026-08-13 close of $117.6 — the range is history, not a prediction.

$93.94worst · -20.1%$165.41best · +40.7%
  • now $116.02 (-1.3%)
  • typicalThe typical outcome — half of similar past periods did better and half did worse (not an average, so a few wild periods don't skew it). $119.11 (+1.3%)
  • middle 50%The central range of outcomes — half of similar past periods landed inside it, a quarter finished above, a quarter below. $105.89$132.34
  • 90% rangeA nine-in-ten range — in about nine of every ten similar past periods the outcome stayed within these bounds. $93.94$165.41
Actual 1-month windows behind the coneiEvery overlapping 1-month window in this security's own price history was ranked by realized return; shown are the 3 worst and 3 best of 2,204 windows spanning 2017-10-05 to 2026-08-13. Not cherry-picked — these are the extremes of the full sample. Max drop / max rise are the deepest and highest points reached within each window. See /methodology.
StartReturnMax dropMax rise
3 worst
2022-04-13−65.2%−65.2%+0.0%
2022-04-14−63.6%−63.6%+0.0%
2022-04-08−62.5%−62.5%+1.3%
3 best
2022-07-11+382.9%+0.0%+382.9%
2022-07-08+332.1%−4.1%+332.1%
2022-07-07+325.2%−1.5%+325.2%

2,204 overlapping windows · 2017-10-052026-08-13 · not cherry-picked

Pending catalysts

  • 2026-10-31Trial primary completion: Phase 2 primary completion: A Study of Setmelanotide in Patients With Prader-Willi Syndrome (source, as of 2026-08-14)
  • 2027-03-13Trial primary completion: Phase 3 primary completion: A Trial of Setmelanotide in Patients With Congenital Hypothalamic Obesity (Sub-study of NCT05774756) (source, as of 2026-08-14)
  • 2027-11-01Trial primary completion: Phase 1/Phase PHASE2 primary completion: A Study of RM-718 in Healthy Subjects and Patients With MC4R Pathway Impairment (source, as of 2026-08-14)
  • 2028-04-15Trial primary completion: Phase 2 primary completion: A Long-Term Study of Bivamelagon in Participants With Hypothalamic Obesity (HO) (source, as of 2026-08-14)

Public, scheduled events — dated attention, not a prediction of the outcome. See the FDA catalysts page for the historical base rate.

Seasonality · by month iHow this security has tended to do in each calendar month historically — a frequency, never a prediction.

iFor each calendar month, the share of years this security closed higher than the month before, and the average month-over-month return, over ~9 years of its own price history. Cells are shaded by average return. This is historical frequency, not a prediction — no month is a signal.
Jan
33%
−5.2%
n=9
Feb
33%
−4.9%
n=9
Mar
11%
−5.7%
n=9
Apr
56%
+1.4%
n=9
May
33%
−4.6%
n=9
Jun
56%
+7.0%
n=9
Jul
44%
+23.9%
n=9
Aug
78%
+23.2%
n=9
Sep
38%
−4.1%
n=8
Oct
38%
−1.5%
n=8
Nov
78%
+13.7%
n=9
Dec
56%
+4.1%
n=9

Up-frequency and average month-over-month return · historical frequency, not a prediction

Company insiders iOpen-market share purchases and sales by the company's own officers and directors, by filing date.

Last 90 days · as of 2026-08-13 · point-in-time by filing date

No insider transactions on record in the last 90 days.

Congressional disclosures

No congressional trades disclosed for this company.

Research tool, not investment advice — historical frequencies, not recommendations. Full terms.