Upcoming Ex-Dividend Dates Are Known Only After Announcement
Summary
The document explains why a historical dividend series does not provide a complete schedule of future ex-dividend dates for common stocks. For US common equity, a board must declare a dividend before its payment details and related dates are known. Companies often follow regular schedules, but they are not required to do so, and a future date beyond the latest declared dividend may not yet exist as available data.
The answer distinguishes common shares from preferred equity, whose dividend dates may be set out in a prospectus. It uses historical dividend patterns as a possible basis for estimating future dates, while stressing that such estimates remain assumptions and that an extraordinary dividend could disrupt the pattern. For strategies that need to act on an ex-date, the practical implication is to use confirmed announcements when available rather than treating a recurring schedule as certain. The explanation is explicitly US-specific, and its examples reflect data visible at the time they were discussed; practices and data availability can differ elsewhere.
Key ideas
- Historical dividend records do not establish future ex-dividend dates for common stocks.
- For US common equity, future dates become known when the board announces a dividend.
- Preferred equity dividend schedules may be specified in the prospectus.
- Recurring historical patterns can inform estimates, but boards may change timing or declare an extraordinary dividend.
- The answer is US-specific and recommends relying on announced dates for date-sensitive decisions.
Tags
Full text
# Upcoming dividends
# Upcoming dividends
The yahoo finance package (`yfinance`) in python is very nice, and for example:
```
msft = yf.ticker('MSFT')
msft.dividends
```
Will give the time series of historical ex-div dates for (in this case) `MSFT`. But what it does NOT give is the upcoming ex-div dates - obviously if some strategy requires doing something different on that date, it helps to know when the something different will happen. Any suggestion on where to find this data?
## Answer by Dimitri Vulis (score 2)
https://quant.stackexchange.com/a/73880
This is a US-specific answer. other countries may differ.
For preferred equity, the dividend dates are hardcoded in the prospectus, like for a bond.
But for common equity, there is no obligation to pay any dividends. Once the board votes to pay a dividend on a certain date, to shareholders of record on a certain date, the company must pay. Boards usually try to follow some regular and predicatable schedule, because shareholders appreciate those. But they're not obligated to.
For example, looking at Ashland common equity on Yahoo Finance on November 25, 2022, I see:
Here November 30, 2022 is the ex-date of a dividend that has been announced but not yet paid. This is the only future ex-date data. The ex-date of the next dividend after this one is not and will not be data until it is announced by the board. On November 30, 2022, this ex-date will become historical, and there will be no data until the next dividend is voted by the board.
Likewise for Microsoft November 16, 2022, is the latest data that exists as of this writing.
Of course you can look at the historical data https://www.nasdaq.com/market-activity/stocks/ash/dividend-history
and assume that the dates will follow the same pattern, but it's just an assumption. Also nothing prevents the board from announcing an extraordinary dividend on some arbitrary date in between if they ever want to. Avoid basing anything on these assumptions, bur rather wait for the actual data to show up.Shown in full with attribution under the source's licence. Licence: CC BY-SA 4.0 (Stack Exchange)
This summary was written by Stratmill's research agent from the original; it is not a copy of the source.