CSGP
CoStar Group, Inc. Real Estate - Real Estate Services Investor Relations →
CoStar Group, Inc. (CSGP) closed at $42.90 as of 2026-03-20, trading 43.9% below its 200-week moving average of $76.44. This places CSGP in the extreme value zone. The stock is currently moving closer to the line, down from -43.0% last week. With a 14-week RSI of 29, CSGP is in oversold territory.
Trading volume is running at 1.7x of its 14-week average, which is in the normal range. The balance between buying and selling volume (0.75 ratio) is neutral — neither side is clearly dominating.
Over the past 1398 weeks of data, CSGP has crossed below its 200-week moving average 24 times. On average, these episodes lasted 14 weeks. Historically, investors who bought CSGP at the start of these episodes saw an average one-year return of +7.0%.
With a market cap of $18.2 billion, CSGP is a large-cap stock. The company generates a free cash flow yield of 0.8%. Return on equity stands at 0.1%. The stock trades at 2.1x book value.
Share count has increased 2.8% over three years, indicating dilution.
Over the past 26.8 years, a hypothetical investment of $100 in CSGP would have grown to $970, compared to $760 for the S&P 500. That represents an annualized return of 8.8% vs 7.9% for the index — confirming CSGP as a market-beating investment and the kind of quality company where buying during 200-week moving average touches has historically been rewarded.
In the past 12 months, corporate insiders have made 4 open-market purchases totaling $3,480,554. Multiple insiders purchased within a 30-day window — a cluster buy pattern that historically signals management confidence in the company's prospects. Notably, these purchases occurred while CSGP is trading below its 200-week moving average — insiders are buying when the market is most pessimistic.
Free cash flow has been declining at a -52.6% compound annual rate. A deteriorating cash flow trend warrants extra scrutiny — the stock may be cheap for a reason.
Business Health
Annual financials — how the underlying business has performed over the past several years.
Cash Flow Free cash flow & net income ($M)
Revenue Annual revenue ($M) — business growth proxy
Total Debt Balance sheet debt ($M)
ROIC Return on invested capital (%)
FCF Yield Free cash flow / market cap (%) — Yartseva signal
Gross Margin Pricing power & competitive moat (%)
Shares Outstanding Buybacks vs dilution (millions)
Growth of $100: CSGP vs S&P 500
Monthly data normalized to $100 at start. Vertical dashed lines mark 200-week MA touches.
What Happens After CSGP Crosses Below the Line?
Across 24 historical episodes, buying CSGP when it crossed below its 200-week moving average produced an average return of +0.3% after 12 months (median -4.0%), compared to -0.7% for the S&P 500 over the same periods. 45% of those episodes were profitable after one year. After 24 months, the average return was +9.5% vs -1.5% for the index.
Each line shows $100 invested at the moment CSGP crossed below its 200-week MA. Bold blue = stock average. Gray dashed = S&P 500 average over same periods.
Historical Touches
CSGP has crossed below its 200-week MA 24 times with an average 1-year return of +7.0% after recovery.
| Crossed Below | Recovered | Weeks | Max Depth | 1-Year Return | Return Since Touch |
|---|---|---|---|---|---|
| Oct 1999 | Oct 1999 | 2 | 17.4% | +81.2% | +2086.0% |
| Dec 1999 | Dec 1999 | 1 | 0.4% | -1.7% | +1861.1% |
| Apr 2000 | Jun 2000 | 6 | 15.1% | -6.6% | +1688.7% |
| Jun 2000 | Jun 2000 | 1 | 1.7% | +3.4% | +1664.5% |
| Nov 2000 | Jan 2001 | 6 | 21.3% | -16.0% | +1760.2% |
| Feb 2001 | May 2001 | 14 | 40.1% | -5.5% | +1624.6% |
| Jul 2001 | Jul 2001 | 1 | 2.0% | -21.5% | +1643.9% |
| Aug 2001 | May 2003 | 94 | 36.9% | -12.9% | +1629.8% |
| Aug 2006 | Aug 2006 | 1 | 0.0% | +43.4% | +1004.5% |
| Sep 2006 | Sep 2006 | 1 | 2.1% | +36.8% | +1008.5% |
| Dec 2007 | Apr 2008 | 19 | 21.7% | -31.5% | +853.1% |
| May 2008 | Jun 2008 | 2 | 3.1% | -20.4% | +843.1% |
| Jun 2008 | Jul 2008 | 3 | 6.4% | -11.8% | +866.4% |
| Sep 2008 | Apr 2010 | 80 | 45.7% | -4.6% | +937.7% |
| May 2010 | Jul 2010 | 11 | 12.3% | +68.3% | +951.2% |
| Aug 2010 | Aug 2010 | 3 | 4.0% | +16.8% | +916.3% |
| Feb 2022 | Jul 2022 | 23 | 16.5% | +19.4% | -33.9% |
| Feb 2023 | Apr 2023 | 9 | 8.8% | +19.9% | -39.3% |
| Oct 2023 | Oct 2023 | 2 | 7.9% | +7.3% | -41.9% |
| May 2024 | Nov 2024 | 25 | 9.2% | -5.9% | -45.1% |
| Dec 2024 | Mar 2025 | 13 | 10.4% | -12.0% | -44.5% |
| Mar 2025 | Apr 2025 | 1 | 6.2% | N/A | -40.9% |
| May 2025 | Jun 2025 | 4 | 4.5% | N/A | -42.5% |
| Oct 2025 | Ongoing | 24+ | 43.9% | Ongoing | -43.2% |
| Average | 14 | — | +7.0% | — |
Frequently Asked Questions
Is CSGP below its 200-week moving average?
Yes. As of 2026-03-20, CoStar Group, Inc. (CSGP) is trading 43.9% below its 200-week moving average of $76.44. The current price is $42.90.
What is CSGP's 200-week moving average price?
CoStar Group, Inc.'s 200-week moving average is $76.44 as of 2026-03-20. This is the average weekly closing price over roughly the last 4 years, and it acts as a long-term trend line. When a stock drops below this level, it can signal that the price has fallen far enough from the long-term trend to attract value-oriented investors.
What happens when CSGP drops below its 200-week moving average?
CSGP has crossed below its 200-week moving average 24 times in our data. On average, buying at that moment produced a one-year return of +7.0%. These dips have historically been decent entry points. These episodes lasted 14 weeks on average.
Is CSGP a good value right now?
Here's what our data says about CSGP as of 2026-03-20: The stock is below its 200-week moving average, which is the starting point for our analysis. The 14-week RSI is 29 (oversold). Free cash flow yield is 0.8%. Return on equity is 0.1%. Price-to-book is 2.1x. This is not a buy or sell recommendation — always do your own research.
How does CSGP compare to the S&P 500?
Over the past 26.8 years, $100 invested in CSGP would have grown to $970, compared to $760 for the S&P 500. That's 8.8% annualized vs 7.9% for the index. CSGP has outperformed the broader market over this period.
Not financial advice. This is an educational tool. Past performance does not guarantee future results. Do your own research before making investment decisions.
Data as of week of 2026-03-20