Northrop Grumman Corporation
US ˙ NYSE ˙ US6668071029

SecurityNOC / Northrop Grumman Corporation
InsiderMarianne Catherine Brown
This page shows the track record and history of Brown Marianne Catherine insider trades in Northrop Grumman Corporation. 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 Marianne Catherine Brown in NOC / Northrop Grumman Corporation. 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.

NOC / Northrop Grumman Corporation 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 Marianne Catherine Brown in NOC / Northrop Grumman Corporation. 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 (%)
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.

NOC / Northrop Grumman Corporation 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
2025-07-01 2025-06-30 4 Brown Marianne Catherine NOC Common Stock A - Award D 499.9800 93 46 10,718
2025-05-22 2025-05-21 4 Brown Marianne Catherine NOC Common Stock A - Award D 473.9000 385 182 10,575
2025-04-01 2025-03-31 4 Brown Marianne Catherine NOC Common Stock A - Award D 512.0100 90 46 10,190
2025-01-02 2024-12-31 4 Brown Marianne Catherine NOC Common Stock A - Award D 469.2900 99 46 10,056
2024-10-01 2024-09-30 4 Brown Marianne Catherine NOC Common Stock A - Award D 528.0700 88 46 9,916
2024-08-01 2024-07-31 4 Brown Marianne Catherine NOC Common Stock A - Award D 484.3200 94 46 9,789
2024-08-01 2024-07-31 4 Brown Marianne Catherine NOC Common Stock A - Award D 484.3200 377 183 9,695
2024-04-01 2024-03-31 4 Brown Marianne Catherine NOC Common Stock A - Award D 478.6600 94 45 9,276
2024-01-02 2023-12-31 4 Brown Marianne Catherine NOC Common Stock A - Award D 468.1400 96 45 9,145
2023-10-02 2023-09-30 4 Brown Marianne Catherine NOC Common Stock A - Award D 440.1900 102 45 9,013
2023-07-05 2023-06-30 4 Brown Marianne Catherine NOC Common Stock A - Award D 455.8000 99 45 8,872
2023-05-19 2023-05-17 4 Brown Marianne Catherine NOC Common Stock A - Award D 447.3400 392 175 8,737
2023-04-04 2023-03-31 4 Brown Marianne Catherine NOC Common Stock A - Award D 461.7200 97 45 8,345
2023-01-04 2022-12-31 4 Brown Marianne Catherine NOC Common Stock A - Award D 545.6100 74 40 8,217
2022-10-04 2022-09-30 4 Brown Marianne Catherine NOC Common Stock A - Award D 470.3200 82 39 8,117
2022-07-05 2022-06-30 4 Brown Marianne Catherine NOC Common Stock A - Award D 478.5700 80 38 8,006
2022-05-19 2022-05-18 4 Brown Marianne Catherine NOC Common Stock A - Award D 454.8700 385 175 7,897
2022-04-04 2022-03-31 4 Brown Marianne Catherine NOC Common Stock A - Award D 447.2200 84 38 7,512
2022-01-04 2021-12-31 4 Brown Marianne Catherine NOC Common Stock A - Award D 387.0700 97 38 7,402
2021-10-04 2021-09-30 4 Brown Marianne Catherine NOC Common Stock A - Award D 360.1500 104 37 7,273
2021-07-14 2021-06-30 4/A Brown Marianne Catherine NOC Common Stock A - Award D 363.4300 130 47 7,139
2021-07-02 2021-06-30 4 Brown Marianne Catherine NOC Common Stock A - Award D 363.4300 134 49 7,143
2021-05-21 2021-05-19 4 Brown Marianne Catherine NOC Common Stock A - Award D 370.9000 458 170 7,009
2021-04-02 2021-03-31 4 Brown Marianne Catherine NOC Common Stock A - Award D 323.6400 108 35 6,551
2021-01-05 2020-12-31 4 Brown Marianne Catherine NOC Common Stock A - Award D 304.7200 115 35 6,411
2020-10-01 2020-09-30 4 Brown Marianne Catherine NOC Common Stock A - Award D 315.4900 111 35 6,266
2020-07-02 2020-06-30 4 Brown Marianne Catherine NOC Common Stock A - Award D 307.4400 109 34 6,129
2020-05-22 2020-05-20 4 Brown Marianne Catherine NOC Common Stock A - Award D 320.4000 499 160 5,993
2020-04-02 2020-03-31 4 Brown Marianne Catherine NOC Common Stock A - Award D 302.5500 107 32 5,494
P
Köp på öppna marknaden eller privat köp av icke-derivatsäkerhet
S
Köp på öppna marknaden eller privat försäljning av icke-derivatsäkerhet
A
Bevilja, tilldelning eller annat förvärv av värdepapper från företaget (såsom en option)
C
Omvandling av derivat
D
Försäljning eller överföring av värdepapper tillbaka til företaget
F
Betalning av lösenpris eller skatteskuld med del av värdepapper som erhållits från bolaget
G
Överlåtelse av värdepapper från eller till insidern
K
Aktieswappar och liknande säkringsaffärer
M
Utövande eller omvandling av derivatsäkerhet som erhållits från företaget (som en option)
V
En transaktion friviligt rapporterad på schema 4
J
Andra (med en fotnot som beskriver transaktionen)