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Finaxion Research · Upper Bollinger band breakout · single stocks · Recomputed 2026-09-10

Does Upper Bollinger band breakout work on KEYS?

Upper Bollinger band breakout does not beat buy-and-hold on KEYS: -25.2 points a year over 12 years.

Total return
-24.9%
Buy and hold
×11
CAGR
-2.4%
Sharpe
-0.84
Max drawdown
-32.4%
Trades
206
Out of sample
—
Years
12
0.8×1×6.7×12.7×201520162017201820192020202120222023202420252026
StrategyKEYS

Findings

  1. Upper Bollinger band breakout does not beat buy-and-hold on KEYS: -25.2 points a year over 12 years.
  2. Against the S&P 500 over the same window: -16.7 points a year.
  3. Total return -24.9% versus ×11 for buy-and-hold, with 206 trades.
  4. Maximum drawdown -32.4%.
  5. It beats in neither half of the history (split at 2020).
  6. It ranks #209 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 0a2f2c1b7ca1.

Exactly what was tested

Long while the close is above the upper band (20, 2σ); flat when it drops back below.

How to read it

The verdict compares the strategy with buying and holding KEYS 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 KEYS → · Full page for Upper Bollinger band breakout →

How to cite

Finaxion Research (2026). Does Upper Bollinger band breakout work on KEYS?. Daily backtest 1962-01-01–2026-08-31, artifact 0a2f2c1b7ca1. https://finaxion.app/en/research/bollinger-breakout/keys

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