Michael R. Klein

Sits on 2 boards. Last updated September 28, 2026

Time on boards

Boards served
2
Current seats
2
Board service
7 years
Director since
2023

7 years of board service in total across 2 boards, counting each seat separately. Longest: CoStar Group Inc., 3 years.

3 years ยท Since 2023
3 years ยท Since 2023

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Date Company Transaction Shares Price Value
Dec 10, 2024 CoStar Group Inc. Gift โˆ’64,909 โ€” โ€”
Oct 25, 2024 CoStar Group Inc. Gift โˆ’5,872 โ€” โ€”
Oct 25, 2024 CoStar Group Inc. Open-market sale โˆ’71,633 $74.69 $5,350,269
Jul 27, 2024 CoStar Group Inc. Gift โˆ’6,346 โ€” โ€”
Jul 27, 2024 CoStar Group Inc. Gift โˆ’5,344 โ€” โ€”
Jul 27, 2024 CoStar Group Inc. Gift โˆ’4,810 โ€” โ€”
Jul 17, 2024 CoStar Group Inc. Grant or award +3,781 โ€” โ€”
May 16, 2024 Tutor Perini Corporation Open-market sale โˆ’183,750 $19.41 $3,566,588
May 15, 2024 Tutor Perini Corporation Open-market sale โˆ’181,155 $19.99 $3,621,288
Nov 29, 2023 CoStar Group Inc. Gift โˆ’60,000 โ€” โ€”
Oct 30, 2023 CoStar Group Inc. Grant or award +4,055 โ€” โ€”
May 23, 2023 CoStar Group Inc. Gift โˆ’3,977 โ€” โ€”
May 17, 2023 Tutor Perini Corporation Grant or award +40,635 โ€” โ€”
Nov 1, 2022 CoStar Group Inc. Gift โˆ’15,000 โ€” โ€”

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