Strip the calm index away and the cross-section is anything but quiet. Over the trailing 20 sessions the market factor explains just 3.2% of cross-sectional variance (0.1 percentile since 2020), while the style block accounts for 34.8% — the 92nd percentile — led by Beta at roughly a fifth of the total with long-term momentum behind it. Realized style volatility is running near 27 points against an 8-point index leg, the signature of a factor reshuffle happening beneath a flat headline. The options market is priced for exactly this: implied dispersion (Cboe DSPX) sits at the 99.9th percentile of its history, and implied 1-month single-stock correlation (Cboe COR1M, top-50 SPX names) is near the lowest 0.3% of its 20-year record. Both realized and implied correlation are pinned close to record lows.
| Factor | Return | Z-Score | 5d Z | 20d Z | 63d Z | Category | Direction |
|---|---|---|---|---|---|---|---|
| Morning Activity | +0.22% | +1.64 | +0.01 | +0.36 | -1.33 | Style-Flow | Up |
| Gold | +0.50% | +1.53 | +0.88 | +0.32 | -1.39 | Thematic | Up |
| Short Interest | -0.19% | -1.06 | -0.82 | +1.07 | +0.72 | Style-Positioning | Down |
| Semiconductors | -0.51% | -0.86 | +0.57 | -1.21 | +0.47 | Thematic | Down |
| Beta | -0.77% | -0.78 | -0.73 | -1.59 | +0.10 | Style-Risk | Down |
The churn pulls in several directions at once. Higher-Gold-exposure names outperformed as miners rallied (z=1.53); the habitually morning-heavy, retail- and international-tilted names led too (Morning Activity z=1.64, its strongest reading since May); and the most heavily shorted names kept lagging the un-shorted (Short Interest z=-1.06), the model's most persistent effect still paying with no squeeze in sight.
| Series | Today Pct | Prev Close Pct |
|---|---|---|
| pairwise_model | 4.09 | 4.20 |
| pairwise_top500 | 5.36 | 5.93 |
| implied_cor1m |
The variance concentrating in Beta and momentum has a name attached to it. The top-50 high-beta momentum names fell -2.51% — the 250th-worst of the 1,645 sessions since 2020 — and the broader ~185-name cohort dropped -1.26%, while everything outside those screens rose +0.22%. High beta on its own barely moved (-0.19%) and high momentum on its own was flat (+0.09%); it was the intersection that bled, and the more tightly a name fit both, the harder it fell. Today's amplification of 1.99 against a normal 1.14 marks selling ranked along the beta-momentum characteristic itself — systematic de-risking rather than a verdict on any single name.
Semiconductors show it cleanest. Micron (MU -3.18%), KLA (KLAC -3.74%), Teradyne (TER -3.13%) and Astera Labs (ALAB -4.15%) all fell 3–4% with almost none of it company-specific — these are beta-carried moves, the high-beta bid draining, not a chip-demand shift. SMH is down -1.44% today and -12.68% over 20 sessions even while it holds a +25.89% gain across 63 days.
| Series | Ret Pct |
|---|---|
| joint | -1.26 |
| tight50 | -2.51 |
| market | -0.10 |
| rest | 0.22 |
The reason the index can sit still while all this happens is that the big sector moves are pulling against each other. Oil pushed toward $95 after Iran ruled out fresh talks and Washington pledged to keep Hormuz shipping open, its highest since early June. Bloomberg Energy rose across the board — XLE +1.27%, XOP +1.79%, Equinor (EQNR) +4.85% on its results — with USO trading at 2.3× the typical ETF pace. Gold and silver miners ran alongside (GDX +3.48%, SLV +1.70%), helped by a softer dollar (DXY at 101.08, -0.09%). CNBC Against that, semis, memory (DRAM -3.01%), Korea (EWY -2.10%) and the megacap-growth complex leaked lower. Netted, the S&P is flat — which is precisely what 4% correlation looks like.
The subtlety our lens adds sits inside that energy strength: the residualized Oil factor barely budged (z=0.19). The bid lives in the crude names themselves, so a book hedged through the Oil factor took little from today's rally, and the tape's real risk is the style axis, not the barrel.
| ETF | Theme | Today | 1d Ago | 5d Ago | 20d Ago | 63d Ago |
|---|---|---|---|---|---|---|
| GDX | gold miners | +3.48% | +4.88% | -0.92% | -8.90% | -25.16% |
| USO (2.3× vol) | oil | +1.87% | +2.66% | +7.22% | +14.34% | +6.21% |
| SLV | silver | +1.70% | +4.12% | -0.17% | -9.90% | -26.43% |
| XLE | energy | +1.27% | +0.97% | +2.72% | +8.21% | +6.23% |
| MTUM | momentum | -0.58% | +3.91% | -1.65% | -8.90% | +14.96% |
| SMH | semiconductors | -1.44% | +4.52% | -2.70% | -12.68% | +25.89% |
| EWY | south korea | -2.10% | +6.16% | -2.31% | -21.06% | +15.20% |
| DRAM | memory chips | -3.01% | +10.91% | -3.89% | -27.09% | +67.81% |
| Sector | Median Ret Pct |
|---|---|
| Information Technology | -0.86 |
| Industrials | -0.08 |
| Health Care | 0.00 |
| Real Estate | 0.01 |
| Financials | 0.04 |
| Consumer Discretionary | 0.04 |
| Communication Services | 0.20 |
| Utilities | 0.21 |
| Consumer Staples | 0.47 |
| Materials | 0.73 |
| Energy | 0.96 |
With the index sidelined, single names are the session. Pegasystems (PEGA) fell -19% — its largest one-day move against its own history — after a Q2 miss and a warning that AI-driven confusion is stretching enterprise sales cycles, and the drop was almost entirely its own, not factor-driven. MarketWatch That unease is thematic as much as company-specific: Washington floated sanctions on Chinese AI models this week. Bloomberg AT&T (T) went the other way, up +6% on a subscriber-led beat and a bigger buyback, a defensive winner whose low market correlation makes it the emblem of this dispersion. MarketWatch Arrowhead (ARWR) jumped roughly +17% on its plozasiran Phase 3 readout, and Chubb (CB) slid -2.6% as soft North America premium growth offset a core earnings beat. Bloomberg Alphabet (GOOGL) reports after the close with options implying a swing of roughly 5% — the first real test of whether megacap earnings can pull this low-correlation regime back up. Bloomberg
Variance decomposition: live intraday — 20260722 session, bracketed against its trailing-year range. Factor returns are trailing through last close. Total cross-sectional dispersion: 2.8%ile of the past year.
Variance mix — % of total, today vs 1d ago vs 1-yr avg
market 5.2%ile style 84%ile thematic 92.8%ile idiosyncratic 30%ile
Variance explained — today vs. factor's trailing-year range
Marker = the factor's share of today's total variance, placed in its own trailing-year range (box 25–75%ile, ticks 90%ile and max). Amber marker = unusually load-bearing today (≥90%ile of its own year). Factor name green = up today / red = down.
Correlation & dispersion — realized vs implied
Pairwise realized correlation (20d): 4.09% 0.1%ile
Top-500 pairwise: 5.36% 0.4%ile · implied (Cboe COR1M): 4.98 0.3%ile of its own history (gap +0.4pp)
Realized 20d vol (ann. pts): all stocks 46 vs VIXEQ 50 · index 8 vs VIX 17 · style factors 27 92.0%ile
20-day window (19 completed days + today); percentiles vs model history since 2020; definitions in Terms below. Implied prints (Cboe) are delayed ~15 min. as of 09:21 ET
Top 50 high-beta momentum names (eq-wt, since-2020 rank): -2.5% 15%ile · rest of market +0.2%
| Factor | Today | 1d | 5d | 20d | 60d |
|---|---|---|---|---|---|
| Style-Risk | |||||
| Beta | -0.77% z-0.8 | +2.52% | -1.26% | -9.04% | +1.71% |
| International | +0.23% z+0.8 | +0.15% | +0.16% | +0.04% | -1.36% |
| Residual Volatility | -0.21% z-0.4 | +0.33% | -0.31% | +0.07% | -0.08% |
| Style | |||||
| Profitability | -0.17% z-0.9 | +0.01% | +0.16% | -1.03% | -1.08% |
| Size | -0.14% z-0.4 | -0.13% | -0.48% | -0.89% | +0.83% |
| Dividend Yield | -0.04% z-0.2 | +0.38% | +0.39% | -0.71% | +0.90% |
| Growth | -0.04% z-0.2 | -0.20% | -0.20% | +1.54% | +2.22% |
| Leverage | +0.03% z+0.1 | +0.18% | -0.01% | -1.29% | -0.86% |
| Liquidity | -0.02% z-0.1 | +0.71% | +0.77% | -0.79% | -0.17% |
| Value | +0.01% z+0.1 | +0.02% | +0.21% | -0.69% | -1.35% |
| Style-Momentum | |||||
| Long-Term Momentum | -0.30% z-0.5 | +1.68% | +0.02% | -3.24% | +3.43% |
| Medium-Term Momentum | +0.13% z+0.4 | -0.84% | -0.38% | -0.95% | +2.75% |
| Short-Term Momentum | -0.07% z-0.2 | -0.41% | -0.71% | -1.06% | -2.54% |
| One-Day Momentum | +0.06% z+0.2 | -0.24% | -1.23% | -1.70% | +0.61% |
| Style-Positioning | |||||
| Short Interest | -0.19% z-1.1 | -0.20% | +0.01% | +1.15% | +1.63% |
| Hedge-Fund Ownership | -0.09% z-0.8 | -0.13% | -0.01% | +1.00% | -0.59% |
| Style-Flow | |||||
| Morning Activity | +0.22% z+1.6 | +0.12% | +0.01% | -0.05% | -1.55% |
| Short-Sale Activity | -0.05% z-0.4 | -0.11% | +0.03% | -0.23% | -0.18% |
| Thematic | |||||
| Gold | +0.50% z+1.5 | +0.22% | +0.14% | -0.23% | -4.52% |
| Semiconductors | -0.51% z-0.9 | +1.42% | -0.03% | -4.35% | +0.88% |
| Treasury (Duration) | +0.26% z+0.8 | +0.15% | +0.33% | +0.53% | -0.89% |
| Bitcoin / Crypto | -0.07% z-0.2 | +0.35% | -0.04% | -0.35% | -0.36% |
| China | +0.10% z+0.2 | -0.13% | +0.28% | +0.02% | -4.72% |
| Oil | +0.10% z+0.2 | +0.45% | +0.13% | +0.34% | -0.02% |
Pairwise realized correlation. Index variance net of the weighted idiosyncratic diagonal, over the cross terms — the estimator used for implied-correlation indices. 20-day window unless noted; history since 2020.
Market variance share. The fraction of cross-sectional variance explained by the market factor — the attribution companion to pairwise correlation, not a substitute for it.
Factor z-score. Today's factor return divided by its daily-return standard deviation over ~1,600 trading days.
High-beta momentum cohort. US names above $2B market cap in the top quintile of both raw beta and 12-month momentum; membership frozen at each month's first business day. “Top 50” = the 50 strongest by combined rank.
Dispersion (realized). Total cross-sectional volatility net of the market component; high dispersion is the flip side of low correlation.
VIXEQ / DSPX / COR1M. Cboe implied indices: single-stock volatility, dispersion, and 1-month implied correlation (top-50 S&P names). Quotes delayed ~15 minutes.
Data compiled by FactorPulse AI; edited and verified by Jeff Klein. For informational purposes only. Does not constitute financial advice, an investment recommendation, or an offer to buy or sell any securities. Always consult a qualified financial professional before making investment decisions.
For more on factor construction methodology, see www.factorpulse.com/glossary.