FINAXIONResearch
Finaxion Research · Supertrend: the line that changes colour · single stocks · Recomputed 2026-09-10

Does Supertrend: the line that changes colour work on BXP?

Supertrend: the line that changes colour does not beat buy-and-hold on BXP: -0.9 points a year over 29 years.

Total return
682.5%
Buy and hold
888.9%
CAGR
7.3%
Sharpe
0.26
Max drawdown
-42.5%
Trades
51
Out of sample
overfit
Years
29
1×8.2×1998200120042007201020132016201920222025
StrategyBXP

Findings

  1. Supertrend: the line that changes colour does not beat buy-and-hold on BXP: -0.9 points a year over 29 years.
  2. Against the S&P 500 over the same window: -2.2 points a year.
  3. Total return +682.5% versus +888.9% for buy-and-hold, with 51 trades.
  4. The result does not hold out of sample: it is overfit.
  5. Maximum drawdown -42.5%.
  6. It did not beat before 2012 and started afterwards.
  7. It ranks #84 of 235 markets for this strategy by annual excess over the S&P 500.

Findings derived from the full panel. Each carries its number and its denominator; the computations are reproducible with artifact e097c9613211.

Exactly what was tested

Entry when the close exceeds the upper band (ATR 10, multiplier 3); exit when the close drops below the lower band. The classic Supertrend definition.

How to read it

The verdict compares the strategy with buying and holding BXP over the same window, with round-trip costs per asset class. “Out of sample” is walk-forward: the rule is fit on one stretch and judged on the next. A result that beats in the full sample but not out of it is overfit. Full methodology in the protocol. How we test.

Open this backtest with its trades   Trades (CSV)

Every strategy on BXP → · Full page for Supertrend: the line that changes colour →

How to cite

Finaxion Research (2026). Does Supertrend: the line that changes colour work on BXP?. Daily backtest 1962-01-01–2026-08-31, artifact e097c9613211. https://finaxion.app/en/research/supertrend/bxp

Not a recommendation. Past performance does not guarantee future results.