CSGP COSTAR GROUP, INC.
10 people · 72 trades · ExecutiveHouse
Who trades it
Share of estimated traded dollars. Reports give a band ($1K–$15K, $15K–$50K, …), not the exact amount; the estimate is the middle of each band. Anyone above 5% is named; the rest are grouped.
$27.38
-0.34 (-1.23%) today
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By month of the trade. Buys above the line, sells below.
Who owns it now
estimated from their latest financial disclosure and trades since, at today's price| Who | Buys | Sells | Bought (est.) | Sold (est.) | Traded (est.) | Holding | Shares (from trades) | Value now | P/L | P/L % | Lag | Latest trade | Value (disclosed) | Range | Shares (disclosed) | Owner | Basis | Evidence | Why | Party | Role | Chance it's luck | Trades (all stocks) | Buys / sells (all stocks) | Est. volume | Est. P/L (all stocks) | Assets (est.) | Net worth (est.) | Return 1Y | S&P 1Y | Return all | S&P all | Return 1Y (whole) | S&P 1Y (whole) | Lag (all stocks) | Reports | Last trade (any stock) | Latest disclosure | Added | After | Buys tested | Months | Lead vs S&P 500 | Lead vs Nasdaq-100 | Their buys: 1Y | S&P 500: 1Y | Their buys: since first | S&P 500: since first | Random picks vs Nasdaq | Score (SDs above random picks) | Chance it's luck (test) | After testing everyone | Result | |
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Gilbert Ray Cisneros, Jr.
D |
12 | 1 | $121K | $8K | $129K | Held | 2,025 | $55.5K | −$81.6K | -50.7% | 18d | Aug 19, 2026 | $39.6K | $21.5K – $57.7K | 1,446 | Self | report + trades | Dec 31, 2025 | — | D | House CA31 | not ahead | 1,532 | $16.7M | $6.8M | $88.7M | $70.7M | +11.4% | +15.6% | +75.4% | +93.7% | +16.4% | +16.4% | 25d | 45 | Aug 28, 2026 | Sep 10, 2026 | — | 1 month | 764 | 20 | +0.4% | +0.2% | +26.8% | +22.8% | +12.1% | +15.8% | +0.5% | -0.77 | 1 in 1 | 100% | No sign | ||
| JD John Delaney | — | — | — | — | — | — | — | — | — | — | — | — | $12K | $1.5K – $22.6K | 440 | — | trades only | Dec 04, 2018 | — | D | House MD06 | no recent buys | — | — | $4M | ~$6.7M | — | -4.6% | +15.1% | +10.2% | +98.5% | — | — | — | 120 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | not tested | ||
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8 | 7 | $390K | $357K | $747K | Held | 289 | $7.9K | −$94.4K | -24.2% | 74d | Jul 24, 2026 | $7.9K | $991 – $14.8K | 289 | Family / joint | report + trades | Dec 31, 2025 | — | — | Executive President | not ahead | 5,941 | $786M | $10.3M | $2.5B | $2.1B | +9.2% | +18.6% | +16.0% | +32.3% | +12.1% | +18.0% | 64d | 25 | Jul 31, 2026 | Sep 22, 2026 | — | 1 month | 1948 | 12 | +0.1% | -0.6% | +34.7% | +21.4% | +7.0% | +9.8% | -0.7% | 0.43 | not ahead of both | 100% | No sign | ||
| WC Walter Clayton | — | — | — | — | — | — | — | — | — | — | — | — | $6.7K | $835 – $12.5K | 244 | Family / joint | report | Jun 12, 2026 | — | — | Executive Director | no recent buys | — | — | — | $81.8M | $78M | — | — | — | — | -1.5% | +3.9% | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | not tested | ||
| LS Lamar Smith | — | — | — | — | — | — | — | — | — | — | — | — | $5.8K | $722 – $10.8K | 211 | — | trades only | Apr 24, 2014 | — | R | House TX21 | no recent buys | — | — | $1.8M | ~$2.6M | — | +3.0% | +15.1% | +48.3% | +98.5% | — | — | — | 64 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | not tested | ||
Ro Khanna
D |
17 | 16 | $136K | $128K | $264K | Held | 175 | $4.8K | −$14.2K | -10.4% | 28d | Jul 20, 2026 | $4.8K | $598 – $9K | 175 | — | trades only | May 23, 2023 | Picked by you | D | House CA17 | not ahead | 12,066 | $377M | $18.2M | ~$119M | — | +18.1% | +28.5% | +69.8% | +109.4% | — | — | 24d | 122 | Aug 31, 2026 | Sep 04, 2026 | Sep 26, 2026 | 1 month | 3874 | 35 | -0.3% | -0.7% | +15.4% | +21.3% | +25.5% | +33.1% | -0.6% | -0.62 | not ahead of both | 100% | No sign | ||
William R. Keating
D |
1 | — | $8K | — | $8K | Held | 108 | $3K | −$5K | -63.1% | 35d | Jan 21, 2025 | $3.3K | $408 – $6.1K | 119 | Self | report | Dec 31, 2025 | — | D | House MA09 | 1 in 5 | 46 | $385K | $296K | $3.6M | $3.6M | +12.0% | +15.1% | +71.7% | +95.7% | +7.6% | +16.0% | 12d | 42 | Mar 03, 2025 | Mar 21, 2025 | — | 3 months | 14 | 6 | +2.3% | +2.7% | +19.9% | +17.7% | +36.7% | +38.3% | -0.6% | 0.85 | 1 in 5 | 100% | No sign | ||
| JS James Sherk | — | — | — | — | — | — | — | — | — | — | — | — | $3.3K | $408 – $6.1K | 119 | Family / joint | report | Dec 31, 2025 | — | — | Executive | no recent buys | — | — | — | $2.6M | $2.6M | — | — | — | — | +14.7% | +14.9% | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | not tested | ||
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— | — | — | — | — | — | — | — | — | — | — | — | $3K | $373 – $5.6K | 109 | Family / joint | report | Jan 16, 2025 | — | — | Executive Director | ~1 in 8 | 95 | $61.7M | −$253K | $721M | $701M | -22.7% | +15.1% | -8.4% | +22.7% | -6.6% | +15.3% | 35d | 16 | Aug 07, 2026 | Sep 30, 2026 | — | 3 months rough | 1 | 1 | +17.7% | +16.6% | -7.8% | +19.5% | -4.5% | +24.2% | -3.6% | 1.18 | ~1 in 8 | 100% | Rough (few buys) | ||
| GB Gineen Bresso | — | — | — | — | — | — | — | — | — | — | — | — | $204 | $0 – $407 | 7 | Family / joint | report | Dec 31, 2025 | — | — | Executive | no recent buys | 2 | $16K | — | $3.6M | $3.2M | — | — | — | — | +20.6% | +15.2% | 304d | 4 | Feb 24, 2026 | Apr 01, 2026 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | not tested |
Traders
click a trader for their trades in CSGP| Trader | Buys | Sells | Bought (est.) | Sold (est.) | Traded (est.) | Holding | Shares (from trades) | Value now | P/L | P/L % | Lag | Latest trade | Value (disclosed) | Range | Shares (disclosed) | Owner | Basis | Evidence | Why | Party | Role | Chance it's luck | Trades (all stocks) | Buys / sells (all stocks) | Est. volume | Est. P/L (all stocks) | Assets (est.) | Net worth (est.) | Return 1Y | S&P 1Y | Return all | S&P all | Return 1Y (whole) | S&P 1Y (whole) | Lag (all stocks) | Reports | Last trade (any stock) | Latest disclosure | Added | After | Buys tested | Months | Lead vs S&P 500 | Lead vs Nasdaq-100 | Their buys: 1Y | S&P 500: 1Y | Their buys: since first | S&P 500: since first | Random picks vs Nasdaq | Score (SDs above random picks) | Chance it's luck (test) | After testing everyone | Result | ||||||
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8 | 7 | $390K | $357K | $747K | Held | 289 | $7.9K | −$94.4K | -24.2% | 74d | Jul 24, 2026 | $7.9K | $991 – $14.8K | 289 | Family / joint | report + trades | Dec 31, 2025 | — | — | Executive President | not ahead | 5,941 | $786M | $10.3M | $2.5B | $2.1B | +9.2% | +18.6% | +16.0% | +32.3% | +12.1% | +18.0% | 64d | 25 | Jul 31, 2026 | Sep 22, 2026 | — | 1 month | 1948 | 12 | +0.1% | -0.6% | +34.7% | +21.4% | +7.0% | +9.8% | -0.7% | 0.43 | not ahead of both | 100% | No sign | |||||||
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Ro Khanna
D |
17 | 16 | $136K | $128K | $264K | Held | 175 | $4.8K | −$14.2K | -10.4% | 28d | Jul 20, 2026 | $4.8K | $598 – $9K | 175 | — | trades only | May 23, 2023 | Picked by you | D | House CA17 | not ahead | 12,066 | $377M | $18.2M | ~$119M | — | +18.1% | +28.5% | +69.8% | +109.4% | — | — | 24d | 122 | Aug 31, 2026 | Sep 04, 2026 | Sep 26, 2026 | 1 month | 3874 | 35 | -0.3% | -0.7% | +15.4% | +21.3% | +25.5% | +33.1% | -0.6% | -0.62 | not ahead of both | 100% | No sign | |||||||
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Gilbert Ray Cisneros, Jr.
D |
12 | 1 | $121K | $8K | $129K | Held | 2,025 | $55.5K | −$81.6K | -50.7% | 18d | Aug 19, 2026 | $39.6K | $21.5K – $57.7K | 1,446 | Self | report + trades | Dec 31, 2025 | — | D | House CA31 | not ahead | 1,532 | $16.7M | $6.8M | $88.7M | $70.7M | +11.4% | +15.6% | +75.4% | +93.7% | +16.4% | +16.4% | 25d | 45 | Aug 28, 2026 | Sep 10, 2026 | — | 1 month | 764 | 20 | +0.4% | +0.2% | +26.8% | +22.8% | +12.1% | +15.8% | +0.5% | -0.77 | 1 in 1 | 100% | No sign | |||||||
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Jefferson Shreve
R |
1 | 1 | $32.5K | $32.5K | $65K | Sold out | — | — | −$885 | -2.7% | 27d | May 12, 2025 | — | — | — | — | — | — | — | R | House IN06 | not ahead | 557 | $29.4M | $589K | $737M | $737M | +10.0% | +15.1% | +97.1% | +150.6% | +7.6% | +17.1% | 31d | 13 | May 12, 2025 | Jun 22, 2025 | — | 1 month rough | 182 | 4 | +0.3% | -0.9% | +30.8% | +26.7% | +45.9% | +42.5% | -1.5% | 0.82 | not ahead of both | 100% | Rough (few buys) | |||||||
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Daniel S. Goldman
D |
1 | 1 | $32.5K | $32.5K | $65K | Held | 472 | $12.9K | −$19.6K | -60.2% | 40d | Apr 10, 2023 | — | — | — | — | — | — | — | D | House NY10 | no recent buys | 1,196 | $31.3M | $1.2M | $210M | $140M | +0.1% | +15.1% | +47.3% | +101.4% | -2.4% | +14.1% | 34d | 12 | Feb 11, 2025 | Mar 28, 2025 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | not tested | |||||||
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Lisa C. McClain
R |
1 | 1 | $8K | $8K | $16K | Sold out | — | — | −$408 | -5.1% | 28d | Sep 25, 2025 | — | — | — | — | — | — | — | R | House MI09 | not ahead | 1,407 | $12.8M | $1.2M | $7.3M | $7.2M | +21.7% | +15.9% | +145.1% | +54.4% | +12.1% | +15.8% | 34d | 12 | Feb 06, 2026 | Mar 04, 2026 | — | 1 month | 666 | 14 | -1.2% | -1.1% | +20.4% | +21.8% | +23.1% | +24.9% | -0.3% | -2.48 | not ahead of both | 100% | No sign | |||||||
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Julie Johnson
D |
— | 1 | — | $8K | $8K | Bought before 2014 | — | — | — | — | 28d | Jan 15, 2025 | — | — | — | — | — | — | — | D | House TX32 | 1 in 4 | 587 | $4.9M | $24.5K | $37.2M | $32.7M | +6.7% | +13.6% | +21.2% | +31.5% | +8.5% | +17.1% | 28d | 15 | May 12, 2026 | Aug 05, 2026 | — | 3 months | 101 | 12 | +0.1% | +0.5% | +19.7% | +17.6% | +16.5% | +25.9% | -0.6% | 0.62 | 1 in 4 | 100% | No sign | |||||||
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| AM Arjun Mody | — | 1 | — | $8K | $8K | Bought before 2014 | — | — | — | — | 70d | Jan 30, 2026 | — | — | — | — | — | — | — | — | Executive Deputy Commissioner | not ahead | 275 | $4.2M | $203K | $7.8M | $7M | +11.8% | +11.3% | +11.8% | +11.3% | +11.9% | +15.1% | 70d | 2 | Feb 03, 2026 | Apr 10, 2026 | — | 1 month rough | 10 | 2 | -0.3% | +0.8% | — | — | +15.7% | +12.0% | +4.0% | -1.02 | not ahead of both | 100% | Rough (few buys) | |||||||
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William R. Keating
D |
1 | — | $8K | — | $8K | Held | 108 | $3K | −$5K | -63.1% | 35d | Jan 21, 2025 | $3.3K | $408 – $6.1K | 119 | Self | report | Dec 31, 2025 | — | D | House MA09 | 1 in 5 | 46 | $385K | $296K | $3.6M | $3.6M | +12.0% | +15.1% | +71.7% | +95.7% | +7.6% | +16.0% | 12d | 42 | Mar 03, 2025 | Mar 21, 2025 | — | 3 months | 14 | 6 | +2.3% | +2.7% | +19.9% | +17.7% | +36.7% | +38.3% | -0.6% | 0.85 | 1 in 5 | 100% | No sign | |||||||
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Robert P. Bresnahan, Jr.
R |
— | 1 | — | $8K | $8K | Bought before 2014 | — | — | — | — | 16d | May 15, 2025 | — | — | — | — | — | — | — | R | House PA08 | not ahead | 611 | $6.3M | $874K | $40.2M | $30M | +24.0% | +15.1% | +51.2% | +43.5% | +13.2% | +16.5% | 30d | 22 | Dec 11, 2025 | Dec 19, 2025 | — | 1 month | 204 | 6 | +0.7% | -0.3% | +22.4% | +27.2% | +44.8% | +41.5% | -0.8% | 0.68 | not ahead of both | 100% | No sign | |||||||
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Estimates: each trade at the middle of its amount band and that day's close; held shares at the live price.
Trades
72 trades
| Disclosed | Who | Chance it's luck | Ticker | Type | Amount | Traded | Lag | Price at trade | Price now | Since trade | After report | Before report | S&P since trade | Per year | Price at report | Est. shares | Worth now | $ since trade | Sale P/L | Held | Shares after | Position after | Next 30 days | Owner | Asset as written | Fund | Sector | Read by |
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| Sep 22, 2026 |
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not ahead | CSGP | Buy | $1K–$15K | Jul 24, 2026 | 60d | $27.66 | $27.38 | -1.0% | -4.8% | +4.0% | +4.2% | — | $28.77 | 289 | $7.9K | −$81 | — | — | 289 | $8K | +16.6% | — | COSTAR GROUP INC | — | Industrials | textlayer · 80% |
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| Sep 22, 2026 |
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not ahead | CSGP | Sell | $1K–$15K | Jul 08, 2026 | 76d | $29.34 | $27.38 | -6.7% | -4.8% | -1.9% | +3.3% | — | $28.77 | 273 | $7.5K | $534 | — | — | 0 | — | — | — | COSTAR GROUP INC | — | Industrials | textlayer · 80% |
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| Sep 10, 2026~ |
Gilbert Ray Cisneros, Jr.
D
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not ahead | CSGP | Buy | $1K–$15K | Aug 19, 2026 | 22d | $33.73 | $27.38 | -18.8% | -7.2% | -12.6% | +0.1% | — | $29.49 | 237 | $6.5K | −$1.5K | — | — | 2,025 | $68.3K | -13.8% | self | CoStar Group, Inc. - Common Stock (CSGP) [ST] | — | Industrials | textlayer |
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| Aug 22, 2026 |
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not ahead | CSGP | Sell | $100K–$250K | Jun 18, 2026 | 65d | $30.12 | $27.38 | -9.1% | -15.1% | +7.1% | +3.1% | — | $32.26 | 5,810 | $159K | $15.9K | −$76K-30.3% | 157d | 707 | $21.3K | — | — | COSTAR GROUP INC | — | Industrials | ocr · 90% |
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| Aug 22, 2026 |
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not ahead | CSGP | Sell | $1K–$15K | Jun 23, 2026 | 60d | $30.26 | $27.38 | -9.5% | -15.1% | +6.6% | +4.9% | — | $32.26 | 264 | $7.2K | $761 | −$3.4K-29.9% | 162d | 443 | $13.4K | — | — | a COSTAR GROUP INC | — | Industrials | ocr · 90% |
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| Aug 22, 2026 |
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not ahead | CSGP | Buy | $1K–$15K | Jun 03, 2026 | 80d | $33.40 | $27.38 | -18.0% | -15.1% | -3.4% | +2.0% | — | $32.26 | 240 | $6.6K | −$1.4K | — | — | 6,518 | $218K | -10.2% | — | COSTAR GROUP INC | — | Industrials | ocr · 90% |
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| Aug 22, 2026 |
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not ahead | CSGP | Sell | $50K–$100K | Jun 24, 2026 | 59d | $29.81 | $27.38 | -8.2% | -15.1% | +8.2% | +5.0% | — | $32.26 | 2,516 | $68.9K | $6.1K | −$5.9K-31.0% · on $13.2K of ~$75K | 163d | 0 | — | — | — | COSTAR GROUP INC | — | Industrials | ocr · 90% |
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| Aug 07, 2026~ |
Ro Khanna
D
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not ahead | CSGP | Sell | $1K–$15K | Jul 20, 2026 | 18d | $29.68 | $27.38 | -7.7% | -9.5% | +1.9% | +3.7% | — | $30.24 | 270 | $7.4K | $620 | −$1.5K-15.7% | 172d | 175 | $5.2K | — | spouse | COSTAR GROUP INC CMN | — | Industrials | ocr · 90% |
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| Jul 06, 2026~ |
Ro Khanna
D
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not ahead | CSGP | Buy | $1K–$15K | Jun 16, 2026 | 20d | $31.97 | $27.38 | -14.4% | -4.6% | -10.2% | +2.6% | — | $28.70 | 250 | $6.9K | −$1.1K | — | — | 444 | $14.2K | -5.0% | spouse | ~OSTAR GROUP, INC, CMN | — | Industrials | ocr · 90% |
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| Jul 06, 2026~ |
Ro Khanna
D
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not ahead | CSGP | Sell | $1K–$15K | May 30, 2026 | 37d | $32.20 | $27.38 | -15.0% | -4.6% | -10.9% | +1.7% | — | $28.70 | 248 | $6.8K | $1.2K | −$1.8K-18.3% | 121d | 194 | $6.2K | — | spouse | COSTAR GROUP, INC CMN | — | Industrials | ocr · 90% |
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