Observatory · observe first
Follow the allocation change
Matched S&P 500 members → sector → industry → sub-industry → company. Each step uses the same percentage points.
Historical time machine
Historical observation
20182026
1 · Sector
Weight and 12M allocation change
2 · Industry
Inside Financials
Financial Exchanges & Data0.78%-0.31 ppTransaction & Payment Processing Services0.70%-0.29 ppAsset Management & Custody Banks1.28%-0.27 ppInsurance Brokers0.50%-0.15 ppConsumer Finance0.66%-0.12 ppDiversified Banks3.72%-0.10 ppInvestment Banking & Brokerage1.49%+0.09 ppProperty & Casualty Insurance0.93%-0.07 ppRegional Banks0.35%+0.05 ppMulti-line Insurance0.14%-0.02 ppReinsurance0.03%-0.00 ppLife & Health Insurance0.36%+0.00 ppMulti-Sector Holdings0.00%-0.00 pp
3 · Sub-industry
Inside Financial Exchanges & Data
Financial Exchanges & Data · weight
0.78%
Industry change · 12M
-0.31 pp
Financial Exchanges & Data · contribution
-0.312 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Jul 2026 · sorted by absolute contribution to 12-month change
| Company | Country | Market cap | Universe weight | 3M contribution | 12M contribution | 12M price return | Above 6M weight average |
|---|---|---|---|---|---|---|---|
| S&P Global → SPGI | United States | $121.9bn | 0.213% | +0.049 pp | -0.124 pp | -20.3% | Yes |
| Intercontinental Exchange → ICE | United States | $85.6bn | 0.149% | +0.028 pp | -0.074 pp | -16.4% | Yes |
| Moody's Corporation → MCO | United States | $82.9bn | 0.145% | +0.035 pp | -0.050 pp | -6.5% | Yes |
| Nasdaq, Inc. → NDAQ | United States | $52.7bn | 0.092% | +0.021 pp | -0.025 pp | -0.9% | Yes |
| MSCI → MSCI | United States | $41.6bn | 0.073% | +0.014 pp | -0.019 pp | +3.4% | Yes |
| FactSet → FDS | United States | $9.4bn | 0.016% | +0.005 pp | -0.016 pp | -33.6% | Yes |
| CME Group → CME | United States | $17.8bn | 0.031% | +0.005 pp | -0.008 pp | -0.0% | Yes |
| Cboe Global Markets → CBOE | United States | $32.4bn | 0.057% | +0.014 pp | +0.003 pp | +29.3% | Yes |
Company contributions use weights among matched S&P 500 members and add through each level without rescaling. Companies without matched shares and prices are omitted. These observations do not establish official index weights or actual fund flows.