David Buonasera

Companies

• Magnite IncChief Technology Officer Mar 2, 2023 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

• Magnite Inc MGNI245,155 shares²$5.7M at $23.36Sep 14, 2026

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

Recent filings

• Sep 14, 2026Sold 1,165 shares at $24.00 of Magnite Inc²
• Sep 2, 2026Sold 1,043 shares at $25.00 of Magnite Inc³
• Sep 1, 2026Sold 5,371 shares at $23.42 of Magnite Inc³
• Aug 15, 2026Shares withheld for tax 8,102 shares at $24.73 of Magnite Inc⁴
• Aug 6, 2026Sold 871 shares at $25.00 of Magnite Inc⁵
• Aug 6, 2026Sold 2,602 shares at $24.00 of Magnite Inc⁵
• Aug 6, 2026Sold 4,176 shares at $22.81 of Magnite Inc⁵
• Jul 7, 2026Sold 1,224 shares at $21.00 of Magnite Inc⁶
• Jul 1, 2026Sold 9,376 shares at $20.00 of Magnite Inc⁷
• Jun 17, 2026Sold 1,409 shares at $19.00 of Magnite Inc⁸
• Jun 16, 2026Sold 11,233 shares at $18.00 of Magnite Inc⁸
• Jun 15, 2026Sold 1,057 shares at $17.00 of Magnite Inc⁸
• Jun 1, 2026Sold 1,409 shares at $15.00 of Magnite Inc⁹
• May 15, 2026Shares withheld for tax 8,335 shares at $12.82 of Magnite Inc¹⁰
• Feb 15, 2026Shares withheld for tax 17,137 shares at $11.70 of Magnite Inc¹¹
• Jan 9, 2026Shares withheld for tax 12,330 shares at $16.17 of Magnite Inc¹²
• Jan 9, 2026Exercised options 22,935 shares of Magnite Inc¹²
• Jan 1, 2026Granted 76,803 shares of Magnite Inc¹³
• Nov 15, 2025Shares withheld for tax 7,129 shares at $14.15 of Magnite Inc¹⁴
• Sep 3, 2025Sold 2,950 shares at $25.37 of Magnite Inc¹⁵
• Aug 18, 2025Sold 7,834 shares at $23.85 of Magnite Inc¹⁶
• Jun 30, 2025Sold 9,289 shares at $22.00 of Magnite Inc¹⁷
• May 27, 2025Sold 8,742 shares at $16.00 of Magnite Inc¹⁸
• May 23, 2025Sold 3,653 shares at $15.03 of Magnite Inc¹⁸
• May 15, 2025Shares withheld for tax 8,038 shares at $15.88 of Magnite Inc¹⁹