SPYVSVOO• 28 Days (Normalized)
SPY vs VOO (SPDR S&P 500 ETF Trust vs Vanguard S&P 500 ETF)
Showing Closing Date Range from Sep 9 to Oct 7, 2026.
Normalized cumulative comparison anchored at 0.00% baseline to illustrate pure alpha, return divergence, and market momentum.
SPY Performance $777.22
+1.94%
SPDR S&P 500 ETF Trust
Normalized Baseline0.00%
VOO Performance $714.34
+1.92%
Vanguard S&P 500 ETF
Normalized Baseline0.00%
Alpha Spread Margin SPY LEADS
+0.02 pts
SPY outperforming by 0.02 percentage points
SPYVOO
Spread Trajectory28 Days (Normalized)
Cumulative Performance Trajectory
Interactive divergence comparison normalized at 0.00% on start date.
SPY VOO
Comparative Historical Ledger
Daily closing prices, normalized percentages, and relative spread divergence.
Historical Quotes & Breakdown(21 dates)
| Date | SPY Price | SPY Gain (%) | VOO Price | VOO Gain (%) | Spread |
|---|---|---|---|---|---|
| Oct 07, 2026 | $777.22 | +1.94% | $714.34 | +1.92% | +0.02% |
| Oct 06, 2026 | $779.09 | +2.19% | $716.20 | +2.19% | +0.00% |
| Oct 05, 2026 | $774.83 | +1.63% | $712.32 | +1.63% | +0.00% |
| Oct 02, 2026 | $769.64 | +0.95% | $707.54 | +0.95% | +0.00% |
| Oct 01, 2026 | $- | $702.35 | +0.21% | - | |
| Sep 30, 2026 | $762.63 | +0.03% | $700.86 | +0.00% | +0.03% |
| Sep 29, 2026 | $764.20 | +0.24% | $702.46 | +0.23% | +0.01% |
| Sep 28, 2026 | $765.61 | +0.42% | $703.61 | +0.39% | +0.03% |
| Sep 25, 2026 | $771.35 | +1.17% | $710.79 | +1.42% | -0.25% |
| Sep 24, 2026 | $767.18 | +0.63% | $706.99 | +0.87% | -0.24% |
| Sep 23, 2026 | $767.81 | +0.71% | $707.60 | +0.96% | -0.25% |
| Sep 22, 2026 | $773.38 | +1.44% | $712.78 | +1.70% | -0.26% |
| Sep 21, 2026 | $773.50 | +1.46% | $712.78 | +1.70% | -0.24% |
| Sep 18, 2026 | $761.69 | -0.09% | $701.78 | +0.13% | -0.22% |
| Sep 17, 2026 | $762.60 | +0.03% | $701.03 | +0.02% | +0.01% |
Page 1 of 2