Merit Medical Systems, Inc. (MMSI) Seasonality
Recurring seasonal patterns for MMSI — the calendar windows where Merit Medical Systems, Inc. has historically tended to rise or fall, with the win rate (how often it repeated) and average return for each, based on the last 10 years of price history.
MMSI seasonality at a glance
Over the last 10 years, MMSI's strongest seasonal window has been Jun 13 – Jul 3: it ended higher in 10 of 10 years (100% win rate) with an average return of +3.99% across a 20-day hold. On the weak side, MMSI has historically declined between Mar 13 – Mar 23, falling in 8 of 10 years (average -3.91%).
In total, our analysis finds 720 recurring seasonal windows for Merit Medical Systems, Inc. — 531 bullish and 189 bearish. The next high-win-rate window, Sep 16 – Sep 26, opens in 5 days. These figures describe historical behaviour only — not a forecast.
MMSI's upcoming & recent seasonal patterns
Holding period:10-day20-day30-dayOrdered by season — windows opening soon first, plus a couple of recently completed high-performers. Holding-period colors help you compare durations at a glance.
| Status | Seasonal window | Hold | Avg return | Win rate | This year |
|---|---|---|---|---|---|
| Completedended 17d ago | Jul 26 – Aug 25 | 30d | +4.31% | 80% | +22.56% |
| Completedended 24d ago | Jul 19 – Aug 18 | 30d | +1.01% | 80% | +20.64% |
| Upcomingin 5d | Sep 16 – Sep 26 | 10d | -1.34% | 80% | — |
| Upcomingin 19d | Sep 30 – Oct 30 | 30d | -1.11% | 80% | — |
| Upcomingin 23d | Oct 4 – Oct 14 | 10d | -1.54% | 80% | — |
| Upcomingin 25d | Oct 6 – Oct 16 | 10d | -1.98% | 80% | — |
| Upcomingin 44d | Oct 25 – Nov 24 | 30d | +5.63% | 80% | — |
Win rate = how often the pattern repeated in the same direction. Average return = the mean move across all analysed years. Past performance does not guarantee future results.
Explore MMSI seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
MMSI seasonality FAQ
What has historically been the best month to buy MMSI stock?
Based on the last 10 years of price data, MMSI's strongest seasonal window starts in June: Jun 13 to Jul 3, which ended higher in 10 of 10 years (100% win rate) with an average return of +3.99%. Past seasonal patterns do not guarantee future performance.
What is MMSI's strongest seasonal pattern?
MMSI's highest-win-rate pattern in our data is the Jun 13 – Jul 3 window (20-day hold): up in 10 of the last 10 years with an average move of +3.99%.
When has MMSI historically performed worst?
MMSI's weakest recurring window has been Mar 13 to Mar 23, declining in 8 of 10 years with an average return of -3.91%.
How reliable are MMSI's seasonal patterns?
Each MMSI pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. MMSI currently shows 720 recurring windows (531 bullish, 189 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is MMSI stock seasonality?
Seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Merit Medical Systems, Inc.'s price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where MMSI has repeatedly risen (bullish) or fallen (bearish). Each pattern is scored by its win rate and average return so you can judge how reliable and how strong it has been.
Seasonality is one input among many — it works best alongside your own research and risk management. Learn more in our guide to seasonal analysis and the tutorials.