CNN Fear & Greed Sentiment Analysis 2026-09-18

CNN Fear & Greed Sentiment Cross-Verification Daily Report

Run Date: 2026-09-18 (Beijing Time CST) Market Data As Of: 2026-09-17 (US Eastern Close) Data Status: F&G composite and seven sub-indicator groups updated in real-time. Crisis cross-verification: HY OAS/IG OAS/treasuries as of 2026-09-16, margin debt as of 2026-04 (FINRA monthly), IPO/ETF flows are 2026 YTD cumulative.

1. Changes This Period & Carry-Forward Status

Composite Index: 28.69 (Fear), +2.20 points from prior day’s 26.49. Within this week, rebounded from 9/15 extreme fear at 22.33 back into fear zone, but has not returned to neutral.

Carry-forward status:

• Consecutive fear trading days: 9 days (since 9/8, no neutral-or-above day in between)
• One-week ago 32.20 → One-month ago 59.14 → One-year ago 63.77: monthly decline -51.5 points, showing sharp shift from greed to fear
• S&P 500 ~7638: absolute level in all-time high range, forming significant divergence with fear sentiment

2. Composite Index Trend

Last 10 Trading Days Sequence:

Note: Gap between 9/4 and 9/8 due to weekend/holiday. 9/4 still neutral (45.23), 9/8 drops sharply to fear (39.14), indicating sentiment shift during 9/5-9/7.

Trend Assessment: Sustained decline since 9/4, from 45.23 (neutral-leaning-greed) to 28.69 (fear), down -16.5 points over 10 trading days. 9/15 hit stage low 22.33 (extreme fear) followed by slight rebound, but 9 consecutive days failed to return above neutral.

3. Seven Sub-Indicators Detail

Score Mapping Reference: 0-10 Extreme Fear | 10-25 Fear | 25-45 Fear | 45-55 Neutral | 55-75 Greed | 75-90 Extreme Greed | 90-100 Extreme Greed

Key Observations:

• Breadth at floor (0.0): Only 628 advancers, score locked at extreme fear minimum. Core drag on this F&G drop.
• Strength -3.46 (Extreme Fear): Stock selection dimension broadly negative.
• VIX 15.44 (Neutral): Implied volatility still in low range, diverging from breadth fear — index weight support + stock divergence structure.
• PCR 0.79 (Fear): Put options relatively active, but not at extreme levels (>1.0 typically panic signal).
• Junk Bond OAS 1.25 (Neutral): Credit spreads not widening, corporate bond market showing no panic.

4. Divergence Explanations & Counter-Evidence

Core Divergence: S&P 500 ~7638 (all-time high range) vs. F&G 28.69 (fear)

Explanation 1 — Narrow Rally: Index driven by few large-cap weighted stocks, breadth only 628 advancers. Similar to Oct 2023 AI rally early phase (NVDA/MSFT pulling index but breadth weak) and early 2021 patterns.

• Supporting evidence: Breadth 0.0 (extreme fear) + Strength -3.46 + S&P 125 momentum consistently low
• Counter-evidence: VIX 15.44 not elevated — if narrow-rally pre-crack precursor, VIX usually rises first

Explanation 2 — Volatility Mean Reversion: VIX dropped from highs to ~15, options pricing has “digested” the volatility, but breadth/momentum hasn’t recovered.

• Supporting evidence: VIX 50-day relative 16.19, near recent mean
• Counter-evidence: Breadth persistently low — if short-term panic recovery phase, breadth should rebound first

Explanation 3 — Data口径 Differences: S&P 500 level is latest close, but breadth/strength data may come from different trading days or different statistical methodology.

• To verify: All sub-indicator timestamps are 2026-09-17, dates consistent. But need to confirm breadth data excludes non-S&P 500 constituents.

Current Assessment: Narrow rally is most likely explanation. Index at new high but breadth at floor — classic “breadth head” signal, historically appearing near阶段性 tops multiple times. But low VIX again means market hasn’t priced significant downside risk.

5. Credit/Rate/Leverage Cross-Verification

Cross-Verification Conclusion:

1. Credit markets calm: HY OAS 2.70% well below 3% warning line, IG OAS 0.78% normal. Corporate bond market not pricing rising default risk. — Inconsistent with F&G fear.

2. Yield curve mixed signals: 10Y-2Y +27bp shows short-end rate cut expectations (re-steepening), but 10Y-30Y -34bp long-end inversion still unresolved. — Recession signal partially eased but not eliminated.

3. Leverage risk prominent: Margin debt $1.304T at all-time high range (FINRA latest monthly 2026-04). High leverage + narrow rally = if breadth doesn’t expand, leveraged longs could become cascade source.

4. Passive capital record: ETF YTD inflows $856B record. — Passive buying can explain index new high but breadth weakness divergence.

5. IPO subdued: YTD only 73 deals, well below historical average (~350-450). — Primary market sentiment cold, consistent with secondary market fear.

Overall Cross-Verification Rating: Credit no alarm + Rates neutral + Leverage warning + Passive capital high = Structural risk accumulating, but no immediate crisis signal.

6. Conditions for Risk Upgrade or De-escalation

Signals to watch for risk upgrade:

• VIX spikes from 15 to above 20 rapidly
• Breadth continues below 500 advancers (width deterioration)
• HY OAS breaks above 3.5% from 2.70% (credit spread widening)
• Margin debt shows forced liquidation signals during breadth deterioration (margin call cascade)

Signals to watch for risk de-escalation:

• F&G returns to 45+ (neutral zone)
• Breadth rebounds to 1200+ advancers (majority of S&P 500 constituents up)
• VIX stabilizes at 15-18 without rising (volatility not amplifying)
• Junk bond OAS maintains 1.0-1.0 low range (credit market remains calm)

7. Data Limitations

1. Margin debt lag: FINRA monthly release, latest is 2026-04, 5 months from current. Significant changes may have occurred.
2. IPO/ETF are YTD cumulative: Do not reflect this week’s changes.
3. CNN F&G raw values not publicly disclosed: Sub-indicator raw values computed by internal script formula, may deviate from CNN official methodology.
4. S&P 500 breadth statistical scope: Script’s advancer/descender count may include non-S&P 500 constituents; needs cross-verification with CNBC/TicketData official data.
5. Treasury yield same-source verification: 10Y-2Y spread computed from FRED data pulled by same script, consistent methodology, but not real-time (as of 9/16).
6. VIX may differ from CNN official source: Script uses yfinance ^VIX, CNN official uses CBOE data — typically highly correlated but occasional discrepancies.