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Costar Group vs MSCI: CSGP and MSCI compared

Costar Group is the larger company: $952M of revenue in its latest quarter (Q3 2026) against $892M for MSCI (Q3 2026). Costar Group is growing faster (+14% against +12% a year earlier). MSCI is more profitable, with an operating margin of 56.3% against 8.8%.

Costar Group vs MSCI, latest quarterCostar Group vs MSCI, latest quarterCostar Group (CSGP)MSCI (MSCI)Revenue$952M$892MRevenue growth, Y/Y+14%+12%Operating margin8.8%56.3%Net margin7.8%39.3%Free cash flow$137M$423M

Where the money goes: CSGP and MSCI

Costar Group (CSGP) · Q3 2026

Costar Group, Q3 2026: revenue $952M (+14% year over year), operating margin 8.8%, net earnings $74.0M, operating cash flow $188M. The chart follows the revenue to costs, profit and cash.

MSCI (MSCI) · Q3 2026

MSCI, Q3 2026: revenue $892M (+12% year over year), operating margin 56.3%, net earnings $351M, operating cash flow $436M. The chart follows the revenue to costs, profit and cash.

Costar Group revenue by segment, Q3 2026Costar Group revenue by segment, Q3 2026Commercial Real Estate$492MResidential Real Estate$460M
Costar Group (CSGP)MSCI (MSCI)
Latest quarterQ3 2026Q3 2026
Revenue$952M$892M
Revenue growth, Y/Y+14%+12%
Gross margin77.8%—
Operating margin8.8%56.3%
Net earnings$74.0M$351M
Net margin7.8%39.3%
Operating cash flow$188M$436M
Free cash flow$137M$423M
Market value$12.3B$46.3B
P/E67.9×33.9×
Analysts’ mean target$35.85$684.12

Where the revenue comes from

Costar Group

Questions

Which is bigger, Costar Group or MSCI?

Costar Group is the larger company: $952M of revenue in its latest quarter (Q3 2026) against $892M for MSCI (Q3 2026).

Is Costar Group or MSCI growing faster?

Costar Group is growing faster (+14% against +12% a year earlier).

Which is more profitable, Costar Group or MSCI?

MSCI is more profitable, with an operating margin of 56.3% against 8.8%.

More: Costar Group earnings · how Costar Group makes money · MSCI earnings · how MSCI makes money

From the companies' latest 10-Q, 10-K or earnings release (10-Q filed Oct 28, 2026; 10-Q filed Oct 20, 2026). Fiscal quarters can end on different dates. Not investment advice.