9/21 EMA crossover
on NIFTY & BANKNIFTY.
Fastest standard pair. Used for intraday momentum on 5m & 15m.
The 9/21 EMA combination is the most-used fast pair on Indian-index intraday charts. It reacts quickly enough that crossovers print 1–4 times per session on volatile days, which means edge depends entirely on whether the market is trending or ranging — a classic application for a regime filter.
Updated 2026-10-13 21:31 IST ·
Recommended timeframes: 5m, 15m
Live 9/21 state
NIFTY 50
5m
FAST > SLOW
gap +18 bp
last cross: 2026-10-13 09:15 IST
Bullish
· 74 bars ago
15m
FAST > SLOW
gap +28 bp
last cross: 2026-10-13 09:30 IST
Bullish
· 23 bars ago
1h
FAST > SLOW
gap +32 bp
last cross: 2026-10-13 11:15 IST
Bullish
· 5 bars ago
1d
FAST < SLOW
gap -127 bp
last cross: 2026-08-19 00:00 IST
Bearish
· 37 bars ago
15m 9/21 · 30-day whipsaws
2
false signals · 30 calendar days
BANK NIFTY
5m
FAST > SLOW
gap +14 bp
last cross: 2026-10-13 13:55 IST
Bullish
· 19 bars ago
15m
FAST > SLOW
gap +20 bp
last cross: 2026-10-13 09:15 IST
Bullish
· 25 bars ago
1h
FAST > SLOW
gap +25 bp
last cross: 2026-10-13 09:15 IST
Bullish
· 7 bars ago
1d
FAST < SLOW
gap -67 bp
last cross: 2026-09-02 00:00 IST
Bearish
· 27 bars ago
15m 9/21 · 30-day whipsaws
2
false signals · 30 calendar days
Recent 9/21 crossovers
Last 10 crossovers on the 15m timeframe — the most active for this pair on Indian indices.
NIFTY 50 · 15m
-
2026-10-13 09:30
Bullish · 22,532.90
-
2026-10-12 10:45
Bearish · 22,424.15
-
2026-10-09 10:00
Bullish · 22,480.70
-
2026-10-07 12:15
Bearish · 22,648.90
-
2026-10-07 10:45
Bullish · 22,705.10
-
2026-10-07 09:45
Bearish · 22,609.40
-
2026-10-05 13:30
Bullish · 22,555.40
-
2026-10-05 12:00
Bearish · 22,419.40
-
2026-10-05 09:30
Bullish · 22,582.50
-
2026-09-30 14:15
Bearish · 22,642.75
BANK NIFTY · 15m
-
2026-10-13 09:15
Bullish · 55,174.95
-
2026-10-12 10:15
Bearish · 55,019.55
-
2026-10-09 09:30
Bullish · 55,160.00
-
2026-10-08 09:15
Bearish · 54,879.10
-
2026-10-07 14:45
Bullish · 55,091.95
-
2026-10-07 13:00
Bearish · 54,891.15
-
2026-10-07 10:15
Bullish · 55,248.95
-
2026-10-07 09:15
Bearish · 54,737.05
-
2026-10-05 13:30
Bullish · 54,830.70
-
2026-10-05 11:45
Bearish · 54,492.05
5-year backtest of the 9/21 regime classifier — daily
For each historical day, we classify the regime under 9/21 EMAs (Trending Bull / Trending Bear / Ranging),
then measure the next day's close-to-close return. Win-rate and t-stat below tell you whether the regime call has predictive value
when this specific pair is used.
NIFTY — 9/21
2021-06-08 → 2026-10-08 · 1320 days
| Regime | N |
Mean fwd 1d | Win% |
t-stat |
| Trending Bull |
571 |
+0.033% |
55.7% |
1.13 |
| Trending Bear |
358 |
+0.001% |
49.2% |
0.02 |
| Ranging |
391 |
+0.055% |
51.4% |
1.19 |
BANKNIFTY — 9/21
2021-06-08 → 2026-10-08 · 1319 days
| Regime | N |
Mean fwd 1d | Win% |
t-stat |
| Trending Bull |
554 |
+0.031% |
50.9% |
0.77 |
| Trending Bear |
343 |
+0.005% |
54.8% |
0.07 |
| Ranging |
422 |
+0.080% |
53.3% |
1.62 |
Compare with other EMA pairs
9/21 EMA Crossover FAQ
What is the 9/21 EMA crossover?
The 9/21 EMA combination is the most-used fast pair on Indian-index intraday charts. It reacts quickly enough that crossovers print 1–4 times per session on volatile days, which means edge depends entirely on whether the market is trending or ranging — a classic application for a regime filter.
Which timeframe works best for the 9/21 EMA pair?
On Indian indices, the 9/21 pair is most commonly used on 5m, 15m charts. Pair selection should match the holding period — faster pairs for intraday, slower pairs for swing and position trades.
Is a single EMA crossover enough to trade on?
No. Standalone crossovers whipsaw heavily in ranging markets. Pair the cross with a regime filter and the multi-timeframe alignment table — both available live on emaindicator.com — to lift expectancy.