Tesla Inc. vs SPDR S&P 500 ETF
TSLA / SPY
Tesla's momentum vs the S&P 500 — speculative sentiment gauge
Last updated: February 26, 2026
TSLA is losing ground against SPY with a price ratio of 0.59. The ratio's z-score of -0.07 is within normal range. The two assets are currently moderately correlated (63-day: 0.49).
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Relative Performance
The price ratio is currently below its 50-day moving average, indicating SPY has been gaining relative ground recently. The ratio is extended at -6.9% from its 50-day average, suggesting the relative move may be overdue for a pullback. The z-score of -0.07 indicates the ratio is within its normal historical range.
Performance Comparison
| Timeframe | TSLA | SPY | Leader |
|---|---|---|---|
| 10-Day | -4.6% | -0.4% | SPY |
| 21-Day | -5.2% | -0.9% | SPY |
| 63-Day | -2.2% | +3.4% | SPY |
Performance is mixed across timeframes, with no clear consistent leader between TSLA and SPY. Watch for a breakout in relative momentum.
Correlation
These two assets have a moderate positive long-term correlation of 0.69. The shorter-term correlation has weakened to 0.49, indicating the assets are diverging from their usual relationship — this can present relative-value opportunities.
Money Flow Comparison
TSLA
SPY
SPY has a stronger flow score (50/100 vs 30/100), indicating more consistent accumulation pressure. Both assets show net inflow via Chaikin Money Flow (SPY: 0.10, TSLA: 0.06), though SPY leads on overall flow score.
Trend & Risk
TSLA
SPY
| Metric | TSLA | SPY | Advantage |
|---|---|---|---|
| Volatility (21d) | +34.8% | +12.6% | SPY |
| Max Drawdown (1Y) | -24.3% | -16.2% | SPY |
| Beta | 0.60 | — | — |
| Correlation (63d) | 0.49 | — | |
SPY has significantly stronger trend momentum (60/100 vs 23/100), suggesting it is in a more favourable technical position. SPY carries a better risk profile (71/100 vs 60/100), with lower overall risk metrics. TSLA is 2.8x more volatile than SPY on a 21-day basis (34.8% vs 12.6%), which means larger price swings in either direction. TSLA has experienced a deeper maximum drawdown over the past year (24.3% vs 16.2%), indicating higher tail risk.
Direction Assessment
TSLA
Uptrend + capital inflow
Uptrend, weak flow
Flow in, no trend yet
Downtrend + outflow
Good risk/reward
SPY
Uptrend + capital inflow
Uptrend, weak flow
Flow in, no trend yet
Downtrend + outflow
Good risk/reward
Putting It Together
TSLA is currently losing ground against SPY, with the price ratio at 0.59 versus its 50-day average of 0.64. The 200-day z-score of -0.07 is within normal bounds, suggesting SPY may be stretched relative to TSLA. On a flow basis, SPY shows stronger capital accumulation (50 vs 30). SPY carries lower short-term volatility (+12.6% vs +34.8% 21-day), with max drawdowns of -24.3% and -16.2% respectively. With a 63-day correlation of 0.49, these assets show moderate co-movement — offering diversification value. Monitor the ratio trend and flow divergence for early signals of a shift in relative leadership.
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