Does Casey's (CASY) stock go up or down depending on the month?
Casey's month by month, year by year
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | +9.7% | +13.0% | +6.2% | +13.0% | -6.7% | +3.6% | +9.6% | |||||
| 2025 | +6.4% | -1.8% | +4.8% | +6.6% | -5.4% | +16.6% | +1.9% | -4.9% | +14.3% | -9.2% | +11.2% | -3.1% |
| 2024 | -1.2% | +12.2% | +4.6% | +0.4% | +3.8% | +15.0% | +1.6% | -6.6% | +3.7% | +4.9% | +6.8% | -5.9% |
| 2023 | +5.2% | -11.9% | +4.1% | +5.7% | -1.4% | +8.1% | +3.6% | -3.3% | +11.1% | +0.1% | +1.3% | -0.2% |
| 2022 | -4.8% | +0.1% | +5.4% | +1.6% | +4.1% | -11.7% | +9.6% | +5.5% | -5.3% | +14.9% | +4.4% | -7.7% |
| 2021 | +5.0% | +7.7% | +7.0% | +2.8% | -0.6% | -11.9% | +1.6% | +3.5% | -7.9% | +1.6% | +1.4% | +1.6% |
| 2020 | +1.2% | +1.3% | -18.7% | +14.3% | +5.5% | -6.4% | +6.5% | +11.7% | -0.1% | -5.1% | +7.8% | -1.7% |
| 2019 | +0.4% | +4.7% | -4.4% | +2.8% | -2.5% | +20.8% | +3.8% | +3.7% | -4.0% | +6.0% | +1.7% | -8.5% |
| 2018 | +8.2% | -7.3% | -2.3% | -12.0% | +0.2% | +8.6% | +4.1% | +4.4% | +13.1% | -2.3% | +2.7% | -1.0% |
| 2017 | -3.3% | -0.3% | -2.0% | -0.2% | +3.9% | -8.0% | -0.3% | -1.2% | +3.8% | +4.7% | +5.4% | -7.3% |
| 2016 | +0.2% | -12.6% | +7.3% | -1.2% | +7.3% | +9.4% | +1.5% | -1.7% | -8.5% | -6.0% | +6.6% | -1.3% |
| 2015 | +1.1% | -3.9% | +2.7% | -8.8% | +6.1% | +9.8% | +6.8% | +3.6% | -2.8% | +3.2% | +9.5% | +3.6% |
| 2014 | -2.2% | -0.3% | -1.3% | +1.6% | +3.7% | -1.3% | -5.9% | +8.3% | +0.0% | +14.2% | +2.3% | +7.9% |
| 2013 | +3.4% | +3.0% | -0.7% | +4.9% | -1.0% | +10.1% | -0.4% | +11.3% | -0.7% | +2.1% | -5.6% | |
| Average | +2.0% | +0.3% | +1.2% | +1.8% | +1.6% | +3.7% | +3.9% | +1.7% | +2.2% | +2.0% | +4.9% | -2.3% |
| % of years up | 69% | 50% | 64% | 64% | 64% | 57% | 86% | 54% | 54% | 62% | 100% | 23% |
| Years observed | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 |
Casey's month by month: the summary
Over 2013-2026, here's what Casey's (CASY) stock did each month, on average: January +2.0% (up 69% of 13 years), February +0.3% (up 50% of 14 years), March +1.2% (up 64% of 14 years), April +1.8% (up 64% of 14 years), May +1.6% (up 64% of 14 years), June +3.7% (up 57% of 14 years), July +3.9% (up 86% of 14 years), August +1.7% (up 54% of 13 years), September +2.2% (up 54% of 13 years), October +2.0% (up 62% of 13 years), November +4.9% (up 100% of 13 years), December -2.3% (up 23% of 13 years). In other words, CASY historically rose in January, February, March, April, May, June, July, August, September, October, November, and fell in December.
Does Casey's really go up in November?
Over 2013-2026, November is Casey's's strongest month: +4.9% on average, positive in 13 of 13 years. At the other end, December shows -2.3%. 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 Casey's stock go up or down in August?
Over 13 years, CASY rose +1.7% on average in August, finishing the month up 7 times out of 13 (54%). Median: +3.5%. Results are split year to year — there's no clear pattern. ⚠️ 13 years of data is not a prediction.
Does Casey's stock go up or down in July?
Over 14 years, CASY rose +3.9% on average in July, finishing the month up 12 times out of 14 (86%). Median: +3.7%. It's one of its most consistent months. ⚠️ 14 years of data is not a prediction.
Does Casey's stock go up or down in June?
Over 14 years, CASY rose +3.7% on average in June, finishing the month up 8 times out of 14 (57%). Median: +5.8%. Results are split year to year — there's no clear pattern. ⚠️ 14 years of data is not a prediction.
Does Casey's stock go up or down in September?
Over 13 years, CASY rose +2.2% on average in September, finishing the month up 7 times out of 13 (54%). Median: +0.0%. Results are split year to year — there's no clear pattern. ⚠️ 13 years of data is not a prediction.
Does Casey's stock go up or down in October?
Over 13 years, CASY rose +2.0% on average in October, finishing the month up 8 times out of 13 (62%). Median: +1.6%. Results are split year to year — there's no clear pattern. ⚠️ 13 years of data is not a prediction.
Does Casey's stock go up or down in January?
Over 13 years, CASY rose +2.0% on average in January, finishing the month up 9 times out of 13 (69%). Median: +1.1%. Results are split year to year — there's no clear pattern. ⚠️ 13 years of data is not a prediction.
What is the best month to buy Casey's stock?
Historically, November: over the last 14 years, CASY gained +4.9% on average that month and finished up 100% of the time (13 years observed). December is the weakest month (-2.3%). This is not a prediction: 14 years is a small sample, and the past is under no obligation to repeat.
Do Casey's's quarterly earnings move the stock?
December — when Casey's reports quarterly earnings — has been its weakest month over 14 years (-2.3% on average, up 23% of years). Earnings are a known driver of moves. ⚠️ This is a past tendency over a short history, not a rule. Use it as context, never as a buy plan.
Why does Casey's stock often rise in November?
November has averaged as its best month over 14 years (+4.9%, up 100% of years). No clearly established recurring seasonal driver explains this month — it's a statistical tendency over 14 years of history, not a prediction.
Why is Casey's stock weaker in December?
December has averaged as its weakest month over 14 years (-2.3%, up only 23% of years). This month covers Casey's's quarterly earnings release — a known driver of moves, and over this history it has tended to weigh on the stock.
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 CASY it's November (+4.9% 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 CASY, November is the most consistent month (100% 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 CASY'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.