Volume & money flow · daily rule · Metals & mining
Money Flow Index on Wheaton Precious Metals
WPM with the play, last two years
Shading shows the play's call from the close that triggered it.
Money Flow Index (14)
Dashed lines at 20, 80.
Growth of C$10,000 since 2005
Log scale. After trading costs, with T-bill interest while out.
The record
The play against buying and holding WPM over exactly the same dates, after costs.
| Play, since 2005 | Hold, since 2005 | Play, 5 yrs | Hold, 5 yrs | |
|---|---|---|---|---|
| Annual return | +2.4% | +21.3% | +9.5% | +33.0% |
| Total return | +68% | +6,525% | +57% | +313% |
| Worst drawdown | −79.4% | −83.2% | −33.2% | −39.0% |
| Volatility | 33.2% | 45.3% | 23.6% | 35.2% |
| Sharpe ratio | 0.19 | 0.61 | 0.34 | 0.88 |
| Time invested | 48% | 100% | ||
| Switches per year | 1.6 | 0 |
Every call, graded
Right on 18 of 35 closed calls (51%). In calls averaged +4.2%; out calls saw WPM move +44.9% on average.
| Called | Call | Price | Until | WPM moved | Result |
|---|---|---|---|---|---|
| Mar 23, 2026 | IN | C$163.50 | now | +18.4% | open |
| Jul 22, 2024 | OUT | C$81.13 | Mar 23, 2026 | +101.5% | ✕ wrong |
| May 31, 2023 | IN | C$59.73 | Jul 22, 2024 | +35.8% | ✓ right |
| Sep 23, 2022 | OUT | C$39.23 | May 31, 2023 | +52.3% | ✕ wrong |
| May 16, 2022 | IN | C$48.76 | Sep 23, 2022 | −19.5% | ✕ wrong |
| Nov 25, 2021 | OUT | C$51.59 | May 16, 2022 | −5.5% | ✓ right |
| Jul 6, 2021 | IN | C$52.55 | Nov 25, 2021 | −1.8% | ✕ wrong |
| Mar 25, 2021 | OUT | C$44.55 | Jul 6, 2021 | +18.0% | ✕ wrong |
| Oct 30, 2020 | IN | C$57.14 | Mar 25, 2021 | −22.0% | ✕ wrong |
| Jun 19, 2019 | OUT | C$29.01 | Oct 30, 2020 | +96.9% | ✕ wrong |
| May 3, 2019 | IN | C$25.72 | Jun 19, 2019 | +12.8% | ✓ right |
| Dec 19, 2018 | OUT | C$23.12 | May 3, 2019 | +11.2% | ✕ wrong |
An in call is right when the price rose before the next call; an out call is right when it fell. The latest 12 of 36 calls shown.
How the play works
- In when the 14-day MFI crosses up through 20.
- Out when it crosses down through 80.
The creators also stress divergences, which this rule ignores.
The case against
Valeriy Zakamulin tested moving-average timing on up to 155 years of U.S. stock data and found no statistically significant edge in the second half of that record. The rules earned their keep in a few severe bear markets and lagged buy and hold for long stretches in between.