The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Barrett Michael G. since 2018.
This trader's CIK number is 1100612.
At the time of last reporting, Barrett Michael G. was the CEO of Magnite, Inc.. (stock ticker symbol MGNI).
Also see all insider trading activities at Magnite, Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | MGNI | 0 | $0 | 623,651 | $13,179,160 | 108,360 | $0 |
| 2024 | MGNI | 0 | $0 | 600,000 | $8,647,469 | 0 | $0 |
| 2023 | MGNI | 0 | $0 | 310,548 | $3,280,578 | 138,014 | $0 |
| 2022 | MGNI | 0 | $0 | 75,000 | $877,875 | 0 | $0 |
| 2021 | MGNI | 0 | $0 | 156,341 | $5,360,695 | 0 | $0 |
| 2020 | MGNI | 0 | $0 | 223,266 | $1,725,302 | 0 | $0 |
| 2019 | MGNI | 0 | $0 | 172,830 | $1,184,008 | 0 | $0 |
| 2018 | MGNI | 100,000 | $342,000 | 0 | $0 | 0 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-08-18 | MGNI | Sale | 35,951 | 23.85 | 857,431 |
| 2025-07-15 | MGNI | Sale | 70,900 | 23.27 | 1,649,843 |
| 2025-07-15 | MGNI | Sale | 70,900 | 23.27 | 1,649,843 |
| 2025-07-15 | MGNI | Sale | 70,900 | 23.27 | 1,649,843 |
| 2025-06-24 | MGNI | Sale | 300,000 | 20.01 | 6,003,000 |
| 2025-06-16 | MGNI | Sale | 45,000 | 17.76 | 799,200 |
| 2025-06-18 | MGNI | Sale | 30,000 | 19.00 | 570,000 |
| 2025-02-05 | MGNI | Option Ex | 108,360 | .00 | 0 |
| 2024-12-04 | MGNI | Sale | 147,996 | 17.52 | 2,592,889 |
| 2024-11-25 | MGNI | Sale | 27,004 | 17.63 | 476,080 |
| 2024-11-15 | MGNI | Sale | 100,000 | 16.14 | 1,614,000 |
| 2024-08-15 | MGNI | Sale | 75,000 | 12.63 | 947,250 |
| 2024-07-15 | MGNI | Sale | 100,000 | 15.00 | 1,500,000 |
| 2024-05-15 | MGNI | Sale | 75,000 | 9.02 | 676,500 |
| 2024-03-15 | MGNI | Sale | 75,000 | 11.21 | 840,750 |
| 2023-11-15 | MGNI | Sale | 75,000 | 7.80 | 585,000 |
| 2023-08-16 | MGNI | Sale | 35,869 | 8.31 | 298,071 |
| 2023-07-11 | MGNI | Sale | 25,000 | 15.02 | 375,500 |
| 2023-05-31 | MGNI | Sale | 75,000 | 11.69 | 876,750 |
| 2023-05-31 | MGNI | Sale | 75,000 | 11.69 | 876,750 |
| 2023-05-16 | MGNI | Sale | 24,679 | 10.88 | 268,507 |
| 2023-04-04 | MGNI | Option Ex | 138,014 | .00 | 0 |
| 2022-11-15 | MGNI | Sale | 75,000 | 11.71 | 877,875 |
| 2021-08-16 | MGNI | Sale | 81,341 | 27.70 | 2,253,145 |
| 2021-04-05 | MGNI | Sale | 75,000 | 41.43 | 3,107,550 |
| 2020-11-16 | MGNI | Sale | 95,053 | 11.06 | 1,051,286 |
| 2020-05-18 | RUBI | Sale | 41,409 | 5.43 | 224,850 |
| 2020-05-19 | RUBI | Sale | 38,630 | 5.23 | 202,034 |
| 2020-05-20 | RUBI | Sale | 48,174 | 5.13 | 247,132 |
| 2019-11-18 | RUBI | Sale | 83,395 | 7.57 | 631,300 |
| 2019-05-16 | RUBI | Sale | 89,435 | 6.18 | 552,708 |
| 2018-08-07 | RUBI | Buy | 100,000 | 3.42 | 342,000 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Barrett Michael G. (CEO of Magnite, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.