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
Diversified Banks2.64%-1.01 ppTransaction & Payment Processing Services0.50%-0.68 ppProperty & Casualty Insurance0.66%-0.56 ppFinancial Exchanges & Data0.60%-0.52 ppAsset Management & Custody Banks0.94%-0.50 ppInsurance Brokers0.33%-0.46 ppInvestment Banking & Brokerage1.05%-0.23 ppLife & Health Insurance0.24%-0.18 ppConsumer Finance0.50%-0.17 ppMulti-line Insurance0.10%-0.08 ppRegional Banks0.26%-0.04 ppReinsurance0.02%-0.02 ppMulti-Sector Holdings0.00%-0.00 pp
3 · Sub-industry
Inside Financial Exchanges & Data
Financial Exchanges & Data · weight
0.60%
Industry change · 12M
-0.52 pp
Financial Exchanges & Data · contribution
-0.518 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Apr 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 | $120.8bn | 0.164% | -0.125 pp | -0.185 pp | -13.1% | No |
| Intercontinental Exchange → ICE | United States | $89.4bn | 0.121% | -0.068 pp | -0.110 pp | -4.8% | No |
| Moody's Corporation → MCO | United States | $80.7bn | 0.109% | -0.067 pp | -0.086 pp | +2.7% | No |
| MSCI → MSCI | United States | $43.1bn | 0.058% | -0.029 pp | -0.043 pp | +10.0% | No |
| Nasdaq, Inc. → NDAQ | United States | $52.0bn | 0.071% | -0.035 pp | -0.035 pp | +22.1% | No |
| FactSet → FDS | United States | $8.3bn | 0.011% | -0.007 pp | -0.028 pp | -46.6% | No |
| CME Group → CME | United States | $19.2bn | 0.026% | -0.011 pp | -0.018 pp | +7.9% | No |
| Cboe Global Markets → CBOE | United States | $31.4bn | 0.043% | -0.010 pp | -0.013 pp | +36.0% | No |
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.