Top 10 Contributors
S&P 500: 7765.36 | π Down (-0.44%)
Market Structure Score
54/100
Fragile Structure
π Regime shift: Weak / Risk-Off β Broad Bull
Market internals strengthened as participation broadened beyond the largest capitalization stocks, reinforcing the durability of the prevailing advance. Internal confirmation remains limited, reducing confidence in the durability of the current market character.
Underlying market conditions have weakened sufficiently to raise questions about the durability of the current trend. The Market Structure Score of 54/100 reflects low confidence in this assessment.
⬥ 339 of 502 stocks advanced (β²67.5%)
⬥ 156 stocks declined (βΌ31.1%)
⬥ 7 stocks unchanged
⬥ Participation improved versus recent sessions.
⬥ Participation quality weakened.
Leadership continued to rotate across sectors, indicating capital was being reallocated rather than concentrated in a single leadership group. However, weakening participation reduces confidence that the rotation represents a durable bullish signal.
Rapid leadership rotation suggests institutional conviction remains fluid. Breadth continues to lag headline index performance. Participation has weakened across the broader market. Should these conditions deteriorate further, confidence in the current market assessment would likely weaken.
Meaningful improvement in participation and internal confirmation will be needed before confidence can recover. Failure to improve would leave the market vulnerable to additional weakness.
The weight of the internal evidence continues to support a broad institutional accumulation market environment with low 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
▶ β Strong participation across index constituents.
▶ β Leadership was broadly distributed across the market.
▶ π Leadership rotation accelerated.
▶ πͺ Individual stock moves carried above-average conviction.
▶ π Participation expanded sharply from the previous session.
▶ β Participation exceeded capitalization leadership.
Top Contributors (>0.01%)
| Ticker | Return | Contribution | Share | Impact_Efficiency | Rank |
|---|---|---|---|---|---|
| AAPL | 1.11% | 0.08% | 4.33% | 0.070144 | 1 |
| XOM | 2.71% | 0.03% | 1.47% | 0.009757 | 2 |
| WMT | 2.22% | 0.02% | 0.97% | 0.007925 | 3 |
| PM | 4.05% | 0.02% | 0.94% | 0.004184 | 4 |
| CVX | 3.12% | 0.02% | 0.94% | 0.005421 | 5 |
| HD | 3.39% | 0.02% | 0.89% | 0.004739 | 6 |
| NFLX | 2.68% | 0.01% | 0.79% | 0.005287 | 7 |
| BRK-B | 0.95% | 0.01% | 0.71% | 0.013472 | 8 |
| IBM | 2.77% | 0.01% | 0.66% | 0.004332 | 9 |
| PLTR | 2.40% | 0.01% | 0.66% | 0.004972 | 10 |
| PEP | 3.73% | 0.01% | 0.61% | 0.002952 | 11 |
| KO | 2.27% | 0.01% | 0.58% | 0.004568 | 12 |
| ACN | 5.96% | 0.01% | 0.56% | 0.001690 | 13 |
Definitions:
Contribution β The weighted impact of a stockβs return on the overall index move
(weight Γ return). This reflects how much each stock actually moved the index.
Share β The proportion of total index movement attributable to a given stock.
Higher values indicate outsized influence relative to peers.
Impact Efficiency β The ratio of contribution to return, highlighting how effectively
a stockβs price move translates into index impact (primarily driven by index weight).

