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US ˙ NasdaqGS ˙ US55955D1000

SecurityMGNI / Magnite, Inc.
InsiderBrian Gephart
This page shows the track record and history of Gephart Brian insider trades in Magnite, Inc.. The SEC defines Insiders as officers, directors, or significant investors (greater than 10% ownership) in a company. It is illegal for insiders to make trades in their companies based on material, non-public information ("MNPI"). This does not mean it is illegal for them to make any trades in their own companies. However, they must report all trades to the SEC via a Form 4.
Insider Purchases - Short Term Profit Analysis

In this section, we analyze the profitability of every unplanned, open-market insider purchase made by Brian Gephart in MGNI / Magnite, Inc.. This analysis helps to understand if the insider consistently generates abnormal returns, and is worth following. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares
Reported
Price
Adjusted
Shares
Adjusted
Price
Cost Basis Days to
Max
Price at
Max
Max
Profit ($)
Max Return (%)
There are no known unplanned open-market trades for this insider

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

MGNI / Magnite, Inc. Insider Trades
Insider Sales - Short Term Loss Analysis

In this section, we analyze the short-term loss avoidance of every unplanned, open-market insider sale made by Brian Gephart in MGNI / Magnite, Inc.. A consistent pattern of loss avoidance may suggest that future sale transactions may predict declines in price. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares
Reported
Price
Adjusted
Shares
Adjusted
Price
Cost Basis Days to
Min
Price at
Min
Max Loss
Avoided ($)
Max Loss
Avoided (%)
2025-08-18 2,961 23.8500 2,961 23.8500 70,620 1 21.8400 -5,951 -8.43
2025-05-12 6,334 16.1600 6,334 16.1600 102,357
2025-03-03 6,250 16.0000 6,250 16.0000 100,000
2023-08-16 1,141 8.3100 1,141 8.3100 9,482
2023-05-16 1,237 10.8800 1,237 10.8800 13,459

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

MGNI / Magnite, Inc. Insider Trades
Insider Transaction History
File
Date
Trade
Date
Form Insider Ticker Security Title Code 10b5-1 Direct Exercise
Price
Unit
Price
Units
Changed
Value
Changed (1K)
Remaining
Options
Remaining
Shares
2025-09-05 2025-09-04 4 Gephart Brian MGNI Common Stock S - Sale D 24.7100 -27,671 -684 92,898
2025-08-20 2025-08-18 4 Gephart Brian MGNI Common Stock S - Sale D 23.8500 -2,961 -71 120,569
2025-05-16 2025-05-15 4 Gephart Brian MGNI Common Stock F - Taxes D 15.8800 -3,045 -48 123,530
2025-05-14 2025-05-12 4 Gephart Brian MGNI Common Stock S - Sale D 16.1600 -6,334 -102 126,575
2025-03-05 2025-03-03 4 Gephart Brian MGNI Common Stock S - Sale D 16.0000 -6,250 -100 132,909
2025-02-19 2025-02-15 4 Gephart Brian MGNI Common Stock F - Taxes D 20.0000 -6,749 -135 139,159
2025-01-06 2025-01-02 4 Gephart Brian MGNI Common Stock A - Award D 33,113 145,908
2024-11-19 2024-11-18 4 Gephart Brian MGNI Common Stock S - Sale D 15.6000 -2,156 -34 112,795
2024-11-19 2024-11-15 4 Gephart Brian MGNI Common Stock F - Taxes D 15.8500 -2,031 -32 114,951
2024-11-13 2024-11-11 4 Gephart Brian MGNI Common Stock S - Sale D 15.0000 -2,156 -32 116,982
2024-08-16 2024-08-15 4 Gephart Brian MGNI Common Stock F - Taxes D 12.5100 -2,031 -25 119,138
2024-07-17 2024-07-15 4 Gephart Brian MGNI Common Stock S - Sale D 15.0000 -16,166 -242 121,169
2024-05-17 2024-05-15 4 Gephart Brian MGNI Common Stock F - Taxes D 9.8000 -2,004 -20 137,335
2024-02-16 2024-02-15 4 Gephart Brian MGNI Common Stock F - Taxes D 9.7400 -5,650 -55 139,339
2024-01-04 2024-01-02 4 Gephart Brian MGNI Common Stock A - Award D 50,667 144,989
2023-11-17 2023-11-15 4 Gephart Brian MGNI Common Stock F - Taxes D 7.8900 -1,100 -9 94,322
2023-08-18 2023-08-16 4 Gephart Brian MGNI Common Stock S - Sale D 8.3100 -1,141 -9 95,422
2023-05-18 2023-05-16 4 Gephart Brian MGNI Common Stock S - Sale D 10.8800 -1,237 -13 96,563
2023-02-17 2023-02-15 4 Gephart Brian MGNI Common Stock F - Taxes D 13.2700 -3,850 -51 97,800
2023-01-04 2023-01-01 4 Gephart Brian MGNI Common Stock A - Award D 45,167 101,650
2022-11-17 2022-11-15 4 Gephart Brian MGNI Common Stock F - Taxes D 11.4700 -366 -4 56,483
2022-08-17 2022-08-15 4 Gephart Brian MGNI Common Stock F - Taxes D 9.8000 -1,712 -17 56,849
2022-02-03 2022-02-01 4 Gephart Brian MGNI Common Stock A - Award D 38,036 56,304
2021-07-02 2021-07-01 4 Gephart Brian MGNI Stock Option (Right to Buy) A - Award D 34.68 13,594 13,594
2021-07-02 2021-07-01 4 Gephart Brian MGNI Common Stock A - Award D 18,268 18,268
P
Открытый рынок или частная покупка непроизводных или производных ценных бумаг
S
Открытый рынок или частная продажа непроизводных или производных ценных бумаг
A
Предоставление, награждение или иное приобретение ценных бумаг у компании (например, опцион)
C
Конвертация производной
D
Продажа или передача ценных бумаг обратно компании
F
Оплата цены исполнения или налогового обязательства с использованием части ценных бумаг, полученных от компании
G
Дарение ценных бумаг инсайдером или ему
K
Обмен акциями и аналогичные операции хеджирования
M
Исполнение или конвертация производных ценных бумаг, полученных от компании (например, опциона)
V
Сделка, добровольно зарегистрированная в Форме 4.
J
Другое (сопровождается сноской с описанием транзакции)