David Day Net Worth
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David Day has an estimated net worth of at least $14.5 million*, as of Oct. 1, 2025. They own 382,106 shares of MGNI stock. They have sold 371,710 shares of MGNI stock since 2021, for an estimated $6.3 million.
David Day $MGNI SEC Form 4 Insider Trading
David Day has filed a total of 20 insider trades in $MGNI since 2021. Their most recent trade was a sale of 13,366 shares, made on Aug 18, 2025. Their largest trade was a sale of 39,000 shares, made on Feb 07, 2025. We estimate that they now own 382,106 shares of $MGNI, worth an estimated $8.2 million.
Insider Trading at $MGNI
There have been a total of 171 insider trades reported at $MGNI since 2021, with 7,500 shares purchased and 3.5 million shares sold. The most active insider traders in $MGNI stock have been Michael G. Barrett, Adam Lee Soroca, and David Day. The most recent trade was a sale of 7,500 shares reported by Paul Caine (None), made on Sep 19, 2025.
History of Insider Stock Trades by David Day
| Company Ticker | Purchase / Sale | Shares | Date | Disclosed (EST) |
|---|---|---|---|---|
MGNI
|
Sale | 13,366 | Aug 18, 2025 | Aug. 20, 2025, 4:30 p.m. |
|
MGNI
|
Sale | 35,000 | Jun 24, 2025 | June 26, 2025, 5:21 p.m. |
|
MGNI
|
Sale | 36,000 | Jun 26, 2025 | June 26, 2025, 5:21 p.m. |
|
MGNI
|
Sale | 38,146 | Jun 18, 2025 | June 20, 2025, 4:26 p.m. |
|
MGNI
|
Sale | 39,000 | Feb 07, 2025 | Feb. 7, 2025, 7:43 p.m. |
|
MGNI
|
Sale | 13,245 | Feb 06, 2025 | Feb. 7, 2025, 7:43 p.m. |
|
MGNI
|
Sale | 13,345 | Jan 03, 2025 | Jan. 7, 2025, 6:27 p.m. |
|
MGNI
|
Sale | 13,500 | Dec 17, 2024 | Dec. 18, 2024, 6:15 p.m. |
|
MGNI
|
Sale | 11,644 | Dec 16, 2024 | Dec. 18, 2024, 6:15 p.m. |
|
MGNI
|
Sale | 19,077 | Jul 15, 2024 | July 17, 2024, 4:25 p.m. |
|
MGNI
|
Sale | 21,299 | Jun 12, 2024 | June 14, 2024, 4:30 p.m. |
|
MGNI
|
Sale | 20,732 | Jun 03, 2024 | June 5, 2024, 4:53 p.m. |
|
MGNI
|
Sale | 19,370 | May 16, 2024 | May 17, 2024, 5 p.m. |
|
MGNI
|
Sale | 9,078 | Aug 16, 2023 | Aug. 18, 2023, 4:22 p.m. |
|
MGNI
|
Sale | 9,584 | Jul 11, 2023 | July 13, 2023, 4:53 p.m. |
|
MGNI
|
Sale | 21,564 | Jun 29, 2023 | June 30, 2023, 5:03 p.m. |
|
MGNI
|
Sale | 15,304 | Jun 13, 2023 | June 14, 2023, 4:30 p.m. |
|
MGNI
|
Sale | 1,213 | Jun 12, 2023 | June 14, 2023, 4:30 p.m. |
|
MGNI
|
Sale | 16,066 | May 16, 2023 | May 18, 2023, 7:58 p.m. |
|
MGNI
|
Sale | 5,177 | Aug 16, 2021 | Aug. 17, 2021, 8 p.m. |
$MGNI Executives and Stock Owners with Insider Trades
-
Michael G. Barrett, CEO
-
Adam Lee Soroca, CHIEF PRODUCT OFFICER
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David Day, CHIEF FINANCIAL OFFICER
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Aaron Saltz, CHIEF LEGAL OFFICER
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David Buonasera, CHIEF TECHNOLOGY OFFICER
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Katie Seitz Evans, Chief Operating Officer
-
Adam Lee Soroca, Chief Product Officer
-
Brian Gephart, CHIEF ACCOUNTING OFFICER
-
David Day, Chief Financial Officer
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Sean Patrick Buckley, CHIEF REVENUE OFFICER
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Sean Patrick Buckley, President, Revenue
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Katie Seitz Evans, President, Operations
-
Aaron Saltz, General Counsel
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David Buonasera, Chief Technology Officer
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Sean Patrick Buckley, Chief Revenue Officer
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Brian Gephart, Chief Accounting Officer
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Aaron Saltz, Chief Legal Officer
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Joseph R Prusz, Chief Revenue Officer, DV+
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Katie Seitz Evans, CHIEF OPERATING OFFICER
*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.