St. Louis Financial Stress vs Chicago NFCI
Live side-by-side comparison with current values, changes, and key statistics.
Why This Comparison Matters
STLFSI4 (St. Louis) and NFCI (Chicago) are the two most-watched US financial stress indices. They use different inputs but generally agree on major stress episodes. When they diverge, investigating why reveals the nature of the stress: STLFSI4 emphasizes Treasury and credit markets while NFCI captures broader financial conditions including leverage.
Cross-Asset Analysis
Financial Stress Index (StL) captures st. Louis Fed Financial Stress Index, below zero = below-average stress, whereas Financial Conditions (NFCI) reflects chicago Fed National Financial Conditions Index, positive = tighter than average, and the difference between how they move is what the peer pair relationship is really about. Sector, style, and geographic dominance cycles each produce multi-year relative performance episodes between Financial Stress Index (StL) and Financial Conditions (NFCI).
Financial Stress Index (StL) and Financial Conditions (NFCI) look similar at a glance, but the embedded factor tilts between them matter substantially over time. Pairs like Financial Stress Index (StL) and Financial Conditions (NFCI) trade tighter than either leg does individually, because the common component is high and the remaining idiosyncratic share is what the pair expresses. Corporate action events, including buybacks or spin-offs affecting constituents of Financial Stress Index (StL) or Financial Conditions (NFCI), can distort the spread relative to its intended factor tilt.
Overlay strategies trade the Financial Stress Index (StL)-Financial Conditions (NFCI) spread through options or swaps when the underlying pair is directly tradable, sizing against realized spread volatility. Pairs trading between Financial Stress Index (StL) and Financial Conditions (NFCI) is common because the spread is more stationary than either individual price, suitable for mean-reversion strategies. Factor tilts expressed through the Financial Stress Index (StL)-Financial Conditions (NFCI) selection allow managers to adjust style exposure without changing their overall asset allocation.
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Frequently Asked Questions
What is the relationship between Financial Stress Index (StL) and Financial Conditions (NFCI)?+
Financial Stress Index (StL) and Financial Conditions (NFCI) are connected through shared asset class exposure with different factor tilts. When the underlying asset class shifts, both respond, though with different sensitivities and at different speeds. The spread between Financial Stress Index (StL) and Financial Conditions (NFCI) captures the specific macro signal that flows through this relationship.
When does Financial Stress Index (StL) typically lead Financial Conditions (NFCI)?+
Financial Stress Index (StL) tends to lead Financial Conditions (NFCI) during rotation episodes between the two factor exposures. In those periods, moves in Financial Stress Index (StL) precede corresponding moves in Financial Conditions (NFCI) by days to weeks, depending on the transmission channel and the depth of each market.
How are Financial Stress Index (StL) and Financial Conditions (NFCI) historically correlated?+
Long-run correlation between Financial Stress Index (StL) and Financial Conditions (NFCI) varies by regime. Peers in the same asset class are highly correlated in direction, with the spread reflecting factor tilts and rotation dynamics. The correlation is not stable: it shifts with macro conditions, and the periods when it breaks down are often the most informative moments in the Financial Stress Index (StL)-Financial Conditions (NFCI) relationship.
What macro conditions drive divergence between Financial Stress Index (StL) and Financial Conditions (NFCI)?+
Divergence between Financial Stress Index (StL) and Financial Conditions (NFCI) typically arises from index reconstitution, mega-cap earnings surprises, or liquidity differences between the peers. When one asset's idiosyncratic drivers dominate, the spread moves in ways that the common macro story does not predict, which is usually a signal to look more carefully at the specific drivers at work in Financial Stress Index (StL) or Financial Conditions (NFCI).
Is Financial Stress Index (StL) a hedge for Financial Conditions (NFCI)?+
Peers like Financial Stress Index (StL) and Financial Conditions (NFCI) do not hedge each other; both rise or fall with the shared asset class, and using the pair as a spread trade is different from using it as a hedge. Effective hedging requires matching the hedge to the specific risk being protected, and the Financial Stress Index (StL)-Financial Conditions (NFCI) pair is best stress-tested under scenarios the investor most worries about before being sized into a real portfolio.
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Data sourced from FRED, CoinGecko, CBOE, and other providers. This page is for informational purposes only and does not constitute financial advice. Past performance does not guarantee future results.