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 Banks3.54%-0.33 ppTransaction & Payment Processing Services0.68%-0.30 ppFinancial Exchanges & Data0.77%-0.27 ppAsset Management & Custody Banks1.30%-0.21 ppConsumer Finance0.63%-0.21 ppInsurance Brokers0.47%-0.20 ppProperty & Casualty Insurance0.87%-0.15 ppLife & Health Insurance0.33%-0.04 ppInvestment Banking & Brokerage1.44%+0.03 ppMulti-line Insurance0.13%-0.03 ppReinsurance0.02%-0.01 ppRegional Banks0.32%-0.00 ppMulti-Sector Holdings0.00%-0.00 pp
3 · Sub-industry
Inside Financial Exchanges & Data
Financial Exchanges & Data · weight
0.77%
Industry change · 12M
-0.27 pp
Financial Exchanges & Data · contribution
-0.275 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Aug 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 | $129.0bn | 0.215% | +0.009 pp | -0.114 pp | -15.3% | Yes |
| Intercontinental Exchange → ICE | United States | $90.2bn | 0.150% | +0.005 pp | -0.059 pp | -7.8% | Yes |
| Moody's Corporation → MCO | United States | $87.4bn | 0.146% | +0.008 pp | -0.044 pp | -0.1% | Yes |
| MSCI → MSCI | United States | $41.5bn | 0.069% | -0.011 pp | -0.022 pp | +2.0% | Yes |
| Nasdaq, Inc. → NDAQ | United States | $55.1bn | 0.092% | +0.001 pp | -0.021 pp | +5.4% | Yes |
| FactSet → FDS | United States | $11.2bn | 0.019% | +0.003 pp | -0.011 pp | -14.5% | Yes |
| CME Group → CME | United States | $19.0bn | 0.032% | +0.000 pp | -0.005 pp | +11.3% | Yes |
| Cboe Global Markets → CBOE | United States | $31.4bn | 0.052% | -0.008 pp | +0.001 pp | +28.2% | 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.