Top 10 Contributors
S&P 500: 7688.62 | 📈 Up (1.36%)
Market Structure Score
79/100
Healthy Structure
🔁 Regime shift: Narrow / Fragile → Strong but Concentrated
Market internals strengthened as participation broadened beyond the largest capitalization stocks, reinforcing the durability of the prevailing advance. Most internal measures were broadly consistent with this assessment, although some divergence remains beneath the surface.
Most internal measures remain supportive of the prevailing trend, although enough divergence persists to justify a measured rather than aggressive level of conviction. The Market Structure Score of 79/100 reflects moderate confidence in this assessment.
⬥ 378 of 502 stocks advanced (▲75.3%)
⬥ 118 stocks declined (▼23.5%)
⬥ 6 stocks unchanged
⬥ Participation improved versus recent sessions.
⬥ 75.3% of S&P 500 constituents advanced.
Leadership continued to rotate across sectors, indicating investors were reallocating capital while maintaining overall risk exposure. The rotation remains constructive, although less robust participation warrants some caution.
Rapid leadership rotation suggests institutional conviction remains fluid. Decliners continue to outnumber advancers. Should these conditions deteriorate further, confidence in the current market assessment would likely weaken.
The market is approaching an important inflection point. Broader participation and firmer leadership would shift the balance toward a more constructive outlook, whereas weaker breadth would increase the probability of renewed internal deterioration.
The weight of the internal evidence continues to support a broad institutional accumulation market environment with moderate confidence. While short-term price fluctuations are inevitable, sustained improvement in participation and leadership would reinforce the current assessment, whereas renewed deterioration in market internals would warrant a more defensive interpretation.
Market Signals
▶ 🚀 Exceptional market breadth — buying was broadly distributed.
▶ 🔍 Leadership remained moderately concentrated.
▶ 🔄 Leadership rotation accelerated.
▶ 🔄 Elevated dispersion suggests healthy sector rotation.
▶ 💪 Individual stock moves carried above-average conviction.
▶ 🚀 Participation expanded sharply from the previous session.
▶ ⚠️ A small group of larger losers weighed disproportionately on returns.
Top Contributors (>0.01%)
| Ticker | Return | Contribution | Share | Impact_Efficiency | Rank |
|---|---|---|---|---|---|
| AAPL | 5.31% | 0.37% | 9.28% | 0.070144 | 1 |
| MSFT | 6.68% | 0.33% | 8.13% | 0.048795 | 2 |
| AMZN | 6.12% | 0.23% | 5.81% | 0.038059 | 3 |
| GOOGL | 3.21% | 0.19% | 4.82% | 0.060228 | 4 |
| JPM | 4.18% | 0.05% | 1.34% | 0.012866 | 5 |
| BRK-B | 3.95% | 0.05% | 1.33% | 0.013472 | 6 |
| JNJ | 3.81% | 0.03% | 0.80% | 0.008443 | 7 |
| V | 3.84% | 0.03% | 0.79% | 0.008265 | 8 |
| HD | 6.53% | 0.03% | 0.77% | 0.004739 | 9 |
| META | 1.44% | 0.03% | 0.76% | 0.021070 | 10 |
| WMT | 3.45% | 0.03% | 0.68% | 0.007925 | 11 |
| APP | 10.69% | 0.02% | 0.62% | 0.002323 | 12 |
| NFLX | 4.68% | 0.02% | 0.62% | 0.005287 | 13 |
| MA | 3.94% | 0.02% | 0.59% | 0.006024 | 14 |
| BAC | 3.97% | 0.02% | 0.54% | 0.005490 | 15 |
| ISRG | 9.38% | 0.02% | 0.53% | 0.002284 | 16 |
| QCOM | 5.33% | 0.02% | 0.53% | 0.003974 | 17 |
| BKNG | 9.83% | 0.02% | 0.51% | 0.002065 | 18 |
| MCD | 6.53% | 0.02% | 0.49% | 0.002983 | 19 |
| ABBV | 3.09% | 0.02% | 0.47% | 0.006104 | 20 |
| MRK | 3.93% | 0.02% | 0.45% | 0.004582 | 21 |
| NEM | 9.90% | 0.02% | 0.45% | 0.001813 | 22 |
| GS | 3.56% | 0.02% | 0.45% | 0.005032 | 23 |
| COST | 2.67% | 0.02% | 0.44% | 0.006624 | 24 |
| MS | 4.23% | 0.02% | 0.43% | 0.004032 | 25 |
Definitions:
Contribution – The weighted impact of a stock’s return on the overall index move
(weight × return). This reflects how much each stock actually moved the index.
Share – The proportion of total index movement attributable to a given stock.
Higher values indicate outsized influence relative to peers.
Impact Efficiency – The ratio of contribution to return, highlighting how effectively
a stock’s price move translates into index impact (primarily driven by index weight).
