Does AeroVironment (AVAV) stock go up or down depending on the month?
AeroVironment month by month, year by year
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | +15.1% | -9.4% | -27.4% | +6.5% | +6.3% | -20.3% | -9.5% | |||||
| 2025 | +17.1% | -16.9% | -20.3% | +27.1% | +17.5% | +60.1% | -6.1% | -9.8% | +30.5% | +17.5% | -24.5% | -13.4% |
| 2024 | -4.3% | +5.1% | +20.9% | +4.2% | +26.5% | -9.9% | -2.0% | +14.1% | -1.6% | +7.2% | -9.5% | -20.9% |
| 2023 | +3.9% | -3.6% | +6.9% | +9.9% | -7.2% | +9.5% | -6.9% | +1.9% | +14.9% | +2.8% | +20.0% | -8.4% |
| 2022 | -8.2% | +24.8% | +32.5% | -14.7% | +14.5% | -10.6% | +5.4% | +2.3% | -6.0% | +9.8% | +0.5% | -6.9% |
| 2021 | +32.1% | -4.1% | +5.4% | -4.9% | -0.7% | -8.6% | +0.9% | +1.2% | -15.7% | +3.2% | -9.4% | -23.2% |
| 2020 | +7.9% | -22.8% | +18.6% | -1.1% | +17.5% | +12.4% | -3.9% | -0.2% | -21.4% | +27.2% | +11.8% | +1.8% |
| 2019 | +14.3% | +2.6% | -14.1% | +0.2% | -5.6% | -12.3% | -3.4% | -6.1% | +3.9% | +8.3% | +5.8% | +0.7% |
| 2018 | -8.5% | -3.2% | -8.5% | +19.8% | +6.2% | +23.5% | +3.1% | +19.5% | +27.5% | -19.8% | -14.9% | -11.3% |
| 2017 | -2.4% | +3.2% | +3.7% | +1.9% | +8.6% | +23.1% | -1.1% | +29.7% | +10.4% | -5.5% | -10.9% | +23.2% |
| 2016 | -13.4% | -2.5% | +13.8% | +2.0% | -0.2% | -3.5% | +2.0% | -12.7% | -1.3% | -1.7% | +18.0% | -5.2% |
| 2015 | -6.1% | +7.1% | -3.3% | -3.4% | +1.0% | +0.9% | -0.1% | -7.7% | -16.7% | +15.1% | +10.9% | +15.2% |
| 2014 | +2.3% | +4.8% | +28.8% | -16.1% | -4.9% | -1.0% | -1.0% | +0.2% | -4.7% | +1.9% | -9.6% | -1.7% |
| 2013 | +2.2% | -18.0% | +6.8% | +3.7% | +0.5% | +12.0% | -3.1% | +5.4% | +17.4% | +11.3% | -3.4% | |
| Average | +3.8% | -0.9% | +2.8% | +2.7% | +5.9% | +4.5% | -0.7% | +2.3% | +2.0% | +6.4% | -0.0% | -4.1% |
| % of years up | 54% | 50% | 57% | 64% | 64% | 50% | 36% | 54% | 46% | 77% | 54% | 31% |
| Years observed | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 |
AeroVironment month by month: the summary
Over 2013-2026, here's what AeroVironment (AVAV) stock did each month, on average: January +3.8% (up 54% of 13 years), February -0.9% (up 50% of 14 years), March +2.8% (up 57% of 14 years), April +2.7% (up 64% of 14 years), May +5.9% (up 64% of 14 years), June +4.5% (up 50% of 14 years), July -0.7% (up 36% of 14 years), August +2.3% (up 54% of 13 years), September +2.0% (up 46% of 13 years), October +6.4% (up 77% of 13 years), November -0.0% (up 54% of 13 years), December -4.1% (up 31% of 13 years). In other words, AVAV historically rose in January, March, April, May, June, August, September, October, and fell in February, July, November, December.
Does AeroVironment really go up in October?
Over 2013-2026, October is AeroVironment's strongest month: +6.4% on average, positive in 10 of 13 years. At the other end, December shows -4.1%. But a monthly gap is often built on one or two extreme years — the table above shows it: look at the spread, not just the average. Seasonality only means something when it has a cause (selling season, earnings calendar, year-end tax effects); with no identified cause, it's probably noise.
Frequently asked questions
Does AeroVironment stock go up or down in August?
Over 13 years, AVAV rose +2.3% on average in August, finishing the month up 7 times out of 13 (54%). Median: +0.2%. Results are split year to year — there's no clear pattern. ⚠️ 13 years of data is not a prediction.
Does AeroVironment stock go up or down in May?
Over 14 years, AVAV rose +5.9% on average in May, finishing the month up 9 times out of 14 (64%). Median: +4.9%. Results are split year to year — there's no clear pattern. ⚠️ 14 years of data is not a prediction.
Does AeroVironment stock go up or down in June?
Over 14 years, AVAV rose +4.5% on average in June, finishing the month up 7 times out of 14 (50%). Median: -0.2%. Results are split year to year — there's no clear pattern. ⚠️ 14 years of data is not a prediction.
Does AeroVironment stock go up or down in January?
Over 13 years, AVAV rose +3.8% on average in January, finishing the month up 7 times out of 13 (54%). Median: +2.3%. Results are split year to year — there's no clear pattern. ⚠️ 13 years of data is not a prediction.
Does AeroVironment stock go up or down in March?
Over 14 years, AVAV rose +2.8% on average in March, finishing the month up 8 times out of 14 (57%). Median: +4.6%. Results are split year to year — there's no clear pattern. ⚠️ 14 years of data is not a prediction.
Does AeroVironment stock go up or down in April?
Over 14 years, AVAV rose +2.7% on average in April, finishing the month up 9 times out of 14 (64%). Median: +2.0%. Results are split year to year — there's no clear pattern. ⚠️ 14 years of data is not a prediction.
What is the best month to buy AeroVironment stock?
Historically, October: over the last 14 years, AVAV gained +6.4% on average that month and finished up 77% of the time (13 years observed). December is the weakest month (-4.1%). This is not a prediction: 14 years is a small sample, and the past is under no obligation to repeat.
Why does AeroVironment stock often rise in October?
October has averaged as its best month over 14 years (+6.4%, up 77% of years). No clearly established recurring seasonal driver explains this month — it's a statistical tendency over 14 years of history, not a prediction.
Is there a best month to invest in the stock market in general?
There's no universal rule: every stock has its own seasonality. For AVAV it's October (+6.4% on average over 14 years) — another stock will look completely different. The calendar effects people cite ("sell in May", the year-end rally) are market-wide averages, not laws: on AVAV, October is the most consistent month (77% positive years). We also rank all 12 months for the whole market.
Does stock seasonality actually work?
Careful. A month that rose 14 times out of 14 can simply be chance: with 12 months and a dozen years, patterns appear naturally even in random data. Seasonality describes what happened; it doesn't explain why and predicts nothing. Treat it as context, never as a standalone buy signal.
What data is this table based on?
On AVAV's real monthly closing prices from 2013 to 2026 (14 years), source Yahoo Finance. Each cell = the price change over that month. Price performance, excluding dividends. Incomplete months and quote gaps are excluded.