Insider at

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Insider transactions

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0 buys (P) 0 sells (S) Net: $0 + 72 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

72 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
May 9, 2024 CSGP S 20,000 $91.15 $1,823,000 172,616 Direct -10.38% Disposed -69.7% (price as of 2026-10-05)
June 30, 2023 CSGP S 30,474 $91.42 $2,785,933 156,208 Direct -16.32% Disposed -69.7% (price as of 2026-10-05)
March 2, 2022 CSGP S 21,640 $59.88 $1,295,803 161,600 Direct -11.81% Disposed -53.8% (price as of 2026-10-05)
Sept. 2, 2020 CSGP S 7,596 $870.00 $6,608,520 14,464 Direct -34.43% Disposed -68.2% (price as of 2026-10-05)
March 1, 2019 CSGP S 1,538 $466.62 $717,662 14,009 Direct -9.89% Disposed -40.7% (price as of 2026-10-05)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.

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DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Feb. 27, 2026 CSGP Restricted Stock Units Common Stock, par value $0.01 per share (28,197) · · 28,197 Acquired
Feb. 20, 2025 CSGP Option to Acquire Common Stock Common Stock (16,500) $78.33 Feb. 19, 2035 16,500 Acquired
Feb. 22, 2024 CSGP Option to Acquire Common Stock Common Stock (14,200) $82.47 Feb. 21, 2034 14,200 Acquired
Feb. 14, 2023 CSGP Option to Acquire Common Stock Common Stock (12,300) $76.78 Feb. 13, 2033 12,300 Acquired
Feb. 16, 2022 CSGP Option to Acquire Common Stock Common Stock (22,600) $67.29 Feb. 15, 2032 22,600 Acquired
Feb. 18, 2021 CSGP Option to Acquire Common Stock Common Stock (1,700) $919.83 Feb. 17, 2031 1,700 Acquired
Sept. 2, 2020 CSGP Option to Acquire Common Stock Common Stock (4,333) $342.13 Feb. 27, 2028 4,333 Disposed
Feb. 6, 2020 CSGP Option to Acquire Common Stock Common Stock (3,300) $666.52 Feb. 5, 2030 3,300 Acquired
Feb. 7, 2019 CSGP Option to Acquire Common Stock Common Stock (3,800) $398.15 Feb. 6, 2029 3,800 Acquired
Feb. 28, 2018 CSGP Option to Acquire Common Stock Common Stock (6,500) $342.13 Feb. 27, 2028 6,500 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 1 holding

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Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
Sept. 19, 2017 CSGP Common Stock, par value $0.01 per share · Direct

Compensation (DEF 14A)

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Matched by name from proxy statements (DEF 14A) — verify against the filing.

CSGP

President, Global Operations
Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2024 $571,154 · $4,746,973 $448,294 $955,938 · $31,997 $6,754,356
2023 $545,293 · $3,671,620 $355,101 $759,688 · $240,941 $5,572,643
2022 $514,877 · $3,193,059 $461,718 $706,384 · $46,200 $4,922,238

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.