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
Transaction & Payment Processing Services0.81%-0.38 ppDiversified Banks3.93%+0.33 ppInvestment Banking & Brokerage1.48%+0.33 ppAsset Management & Custody Banks1.43%-0.18 ppConsumer Finance0.86%+0.17 ppInsurance Brokers0.57%-0.12 ppFinancial Exchanges & Data0.95%-0.10 ppProperty & Casualty Insurance0.98%-0.08 ppLife & Health Insurance0.35%-0.06 ppMulti-line Insurance0.16%-0.01 ppRegional Banks0.31%-0.01 ppReinsurance0.03%-0.01 ppMulti-Sector Holdings0.00%-0.00 pp
3 · Sub-industry
Inside Financial Exchanges & Data
Financial Exchanges & Data · weight
0.95%
Industry change · 12M
-0.10 pp
Financial Exchanges & Data · contribution
-0.096 pp
Company participation
13%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Dec 2025 · 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 | $149.7bn | 0.293% | +0.012 pp | -0.038 pp | +5.7% | No |
| MSCI → MSCI | United States | $43.1bn | 0.084% | -0.003 pp | -0.022 pp | -3.2% | No |
| FactSet → FDS | United States | $10.9bn | 0.021% | -0.000 pp | -0.020 pp | -38.9% | No |
| Moody's Corporation → MCO | United States | $91.1bn | 0.179% | +0.007 pp | -0.016 pp | +8.7% | No |
| Intercontinental Exchange → ICE | United States | $92.3bn | 0.181% | -0.012 pp | -0.013 pp | +9.9% | No |
| Nasdaq, Inc. → NDAQ | United States | $55.5bn | 0.109% | +0.007 pp | +0.008 pp | +27.2% | Yes |
| Cboe Global Markets → CBOE | United States | $26.3bn | 0.051% | +0.000 pp | +0.005 pp | +29.2% | No |
| CME Group → CME | United States | $18.2bn | 0.036% | -0.000 pp | +0.001 pp | +19.8% | 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.