Track public congressional STOCK Act disclosures involving CSGP. This becomes powerful when paired with insider Form 4 activity on the same ticker.
Amounts are reported as ranges and may lag the transaction date by up to 45 days under STOCK Act rules.
| Disclosure | Politician | Asset | Type | Owner | Amount | Copy Signal |
|---|---|---|---|---|---|---|
|
April 7, 2026
Trade March 23, 2026
|
?
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|
CSGP
CoStar Group, Inc.
|
Sell | Dependent child | $1,001 – $15,000 |
-24.3%
Trade price $42.91 → $32.48
Since politician trade: -24.3%
Disclosure price $39.48 → $32.48
Since public filing: -17.7%
Max since buy 0.0% ·
Filed after 15 days
|
|
April 7, 2026
Trade March 10, 2026
|
?
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|
CSGP
CoStar Group, Inc.
|
Buy | Spouse | $1,001 – $15,000 |
Hot deal
Trade price $46.33 → $32.48
Since politician trade: -29.9%
Disclosure price $39.48 → $32.48
Since public filing: -17.7%
Max since buy 0.0% ·
Filed after 28 days
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|
April 7, 2026
Trade March 10, 2026
|
?
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|
CSGP
CoStar Group, Inc.
|
Sell | Spouse | $1,001 – $15,000 |
-29.9%
Trade price $46.33 → $32.48
Since politician trade: -29.9%
Disclosure price $39.48 → $32.48
Since public filing: -17.7%
Max since buy 0.0% ·
Filed after 28 days
|
|
March 9, 2026
Trade Feb. 24, 2026
|
?
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|
CSGP
CoStar Group, Inc.
|
Buy | Dependent child | $1,001 – $15,000 |
Hot deal
Trade price $49.15 → $32.48
Since politician trade: -33.9%
Disclosure price $48.42 → $32.48
Since public filing: -32.9%
Max since buy 0.0% ·
Filed after 13 days
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|
March 9, 2026
Trade Feb. 17, 2026
|
?
Subscribe to reveal identity
|
CSGP
CoStar Group, Inc.
|
Sell | Dependent child | $1,001 – $15,000 |
-29.0%
Trade price $45.74 → $32.48
Since politician trade: -29.0%
Disclosure price $48.42 → $32.48
Since public filing: -32.9%
Max since buy 9.0% ·
Filed after 20 days
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|
March 9, 2026
Trade Feb. 5, 2026
|
?
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|
CSGP
CoStar Group, Inc.
|
Sell | Spouse | $1,001 – $15,000 |
-36.3%
Trade price $50.99 → $32.48
Since politician trade: -36.3%
Disclosure price $48.42 → $32.48
Since public filing: -32.9%
Max since buy 0.0% ·
Filed after 32 days
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|
Feb. 6, 2026
Trade Jan. 29, 2026
|
?
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|
CSGP
CoStar Group, Inc.
|
Sell | Spouse | $1,001 – $15,000 |
-47.5%
Trade price $61.93 → $32.48
Since politician trade: -47.5%
Disclosure price $50.28 → $32.48
Since public filing: -35.4%
Max since buy 0.0% ·
Filed after 8 days
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|
Feb. 6, 2026
Trade Jan. 13, 2026
|
?
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|
CSGP
CoStar Group, Inc.
|
Buy | Dependent child | $1,001 – $15,000 |
Hot deal
Trade price $61.82 → $32.48
Since politician trade: -47.5%
Disclosure price $50.28 → $32.48
Since public filing: -35.4%
Max since buy 7.2% ·
Filed after 24 days
|
|
Jan. 6, 2026
Trade Dec. 12, 2025
|
?
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|
CSGP
CoStar Group, Inc.
|
Buy | Spouse | $1,001 – $15,000 |
Hot deal
Trade price $68.23 → $32.48
Since politician trade: -52.4%
Disclosure price $67.20 → $32.48
Since public filing: -51.7%
Max since buy 0.0% ·
Filed after 25 days
|
|
Jan. 6, 2026
Trade Dec. 5, 2025
|
?
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|
CSGP
CoStar Group, Inc.
|
Sell | Dependent child | $1,001 – $15,000 |
-52.2%
Trade price $68.01 → $32.48
Since politician trade: -52.2%
Disclosure price $67.20 → $32.48
Since public filing: -51.7%
Max since buy 0.3% ·
Filed after 32 days
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|
Dec. 8, 2025
Trade Nov. 10, 2025
|
?
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|
CSGP
CoStar Group, Inc.
|
Buy | Self | $1,001 – $15,000 |
Hot deal
Trade price $67.23 → $32.48
Since politician trade: -51.7%
Disclosure price $66.33 → $32.48
Since public filing: -51.0%
Max since buy 2.9% ·
Filed after 28 days
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|
Dec. 8, 2025
Trade Nov. 3, 2025
|
?
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|
CSGP
CoStar Group, Inc.
|
Buy | Dependent child | $1,001 – $15,000 |
Hot deal
Trade price $69.38 → $32.48
Since politician trade: -53.2%
Disclosure price $66.33 → $32.48
Since public filing: -51.0%
Max since buy 1.5% ·
Filed after 35 days
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|
May 12, 2025
Trade April 7, 2025
|
?
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|
CSGP
CoStar Group, Inc.
|
Sell | Dependent child | $50,001 – $100,000 |
-57.1%
Trade price $75.75 → $32.48
Since politician trade: -57.1%
Disclosure price $75.38 → $32.48
Since public filing: -56.9%
Max since buy 27.8% ·
Filed after 35 days
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|
April 10, 2025
Trade April 12, 2025
|
?
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|
CSGP
CoStar Group, Inc.
|
Sell | Self | $1,001 – $15,000 |
-59.2%
Trade price $79.53 → $32.48
Since politician trade: -59.2%
Disclosure price $75.42 → $32.48
Since public filing: -56.9%
Max since buy 21.8% ·
Disclosure lag pending
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March 10, 2021
Trade Feb. 5, 2021
|
?
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|
CSGP
CoStar Group, Inc.
|
Sell | Joint | $1,001 – $15,000 |
-64.2%
Trade price $90.82 → $32.48
Since politician trade: -64.2%
Disclosure price $80.81 → $32.48
Since public filing: -59.8%
Max since buy 9.8% ·
Filed after 33 days
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Oct. 13, 2020
Trade Sept. 25, 2020
|
?
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|
CSGP
CoStar Group, Inc.
|
Sell | Joint | $1,001 – $15,000 |
-61.3%
Trade price $84.00 → $32.48
Since politician trade: -61.3%
Disclosure price $88.32 → $32.48
Since public filing: -63.2%
Max since buy 18.7% ·
Filed after 18 days
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Feb. 10, 2020
Trade Jan. 17, 2020
|
?
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|
CSGP
CoStar Group, Inc.
|
Sell | Joint | $1,001 – $15,000 |
-50.0%
Trade price $64.96 → $32.48
Since politician trade: -50.0%
Disclosure price $67.25 → $32.48
Since public filing: -51.7%
Max since buy 53.5% ·
Filed after 24 days
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|
Dec. 9, 2019
Trade Nov. 22, 2019
|
?
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|
CSGP
CoStar Group, Inc.
|
Sell | Joint | $1,001 – $15,000 |
-45.0%
Trade price $59.06 → $32.48
Since politician trade: -45.0%
Disclosure price $59.49 → $32.48
Since public filing: -45.4%
Max since buy 68.9% ·
Filed after 17 days
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Oct. 2, 2018
Trade June 21, 2018
|
?
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|
CSGP
CoStar Group, Inc.
|
Buy | Joint | $1,001 – $15,000 |
-21.8%
Trade price $41.51 → $32.48
Since politician trade: -21.8%
Disclosure price $40.50 → $32.48
Since public filing: -19.8%
Max since buy 140.3% ·
Filed after 103 days
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