Frank Simuro

Companies

• CoStar GroupChief Technology Officer Apr 28, 2022 to now¹

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• CoStar Group CSGP414,491 shares²$13.1M at $31.66Mar 15, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Mar 15, 2026Shares withheld for tax 11,107 shares at $43.63 of CoStar Group²
• Mar 1, 2026Shares withheld for tax 18,702 shares at $44.63 of CoStar Group³
• Feb 19, 2026Shares withheld for tax 4,421 shares at $49.07 of CoStar Group⁴
• Feb 19, 2026Returned to company 30,727 shares of CoStar Group⁴
• Feb 15, 2026Shares withheld for tax 4,151 shares at $44.99 of CoStar Group⁵
• Mar 15, 2025Shares withheld for tax 5,700 shares at $78.73 of CoStar Group⁶
• Mar 1, 2025Shares withheld for tax 12,432 shares at $76.25 of CoStar Group⁷
• Feb 20, 2025Granted 130,640 shares of CoStar Group⁸
• Feb 15, 2025Shares withheld for tax 5,485 shares at $74.06 of CoStar Group⁹
• Feb 13, 2025Shares withheld for tax 7,476 shares at $73.27 of CoStar Group⁸
• Feb 13, 2025Returned to company 6,452 shares of CoStar Group⁸
• Mar 15, 2024Shares withheld for tax 5,128 shares at $87.87 of CoStar Group¹⁰
• Mar 1, 2024Shares withheld for tax 6,091 shares at $87.03 of CoStar Group¹¹
• Feb 22, 2024Granted 126,480 shares of CoStar Group¹²
• Feb 22, 2024Shares withheld for tax 4,527 shares at $83.98 of CoStar Group¹²
• Feb 22, 2024Returned to company 7,200 shares of CoStar Group¹²
• Feb 15, 2024Shares withheld for tax 4,233 shares at $82.32 of CoStar Group¹³
• Jun 27, 2023Sold 92,300 shares at $89.65 of CoStar Group¹⁴
• Mar 17, 2023Exercised options 2,920 shares at $34.21 of CoStar Group¹⁵
• Mar 17, 2023Exercised options 4,880 shares at $20.49 of CoStar Group¹⁵
• Mar 17, 2023Exercised options 5,470 shares at $18.28 of CoStar Group¹⁵
• Mar 17, 2023Exercised options 10,320 shares at $19.37 of CoStar Group¹⁵
• Mar 1, 2023Sold 35,220 shares at $70.09 of CoStar Group¹⁶
• Mar 1, 2023Exercised options 35,220 shares at $10.22 of CoStar Group¹⁶
• Mar 1, 2023Shares withheld for tax 6,085 shares at $70.66 of CoStar Group¹⁶