Brown Marianne Catherine has filed 55 insider transactions across 4 companies since December 2022.
Most recent transaction: a grant/award of 68 shares of NORTHROP GRUMMAN CORP /DE/ ($NOC) on March 31, 2026.
Activity breakdown: 1 open-market purchase and 0 sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 31, 2026 | NORTHROP GRUMMAN CORP /DE/ | $NOC | Brown Marianne Catherine | Director | A | Common Stock | 68 | $682.24 | 11,066.0000 | 143,800,000 | 0.62% | 0.00% |
| April 1, 2026 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | A | Restricted Stock Units | 434 | $0.00 | 7,823.6700 | 2,074,000,000 | 5.87% | 0.00% |
| March 31, 2026 | INTERNATIONAL BUSINESS MACHINES CORP | $IBM | Brown Marianne Catherine | Not found | A | Promised Fee Share | 377 | $242.39 | 3,669.0000 | 948,931,026 | 11.45% | 0.00% |
| Jan. 2, 2026 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | A | Restricted Stock Units | 394 | $0.00 | 7,365.2200 | 2,074,000,000 | 5.65% | 0.00% |
| Dec. 31, 2025 | NORTHROP GRUMMAN CORP /DE/ | $NOC | Brown Marianne Catherine | Director | A | Common Stock | 81 | $570.21 | 10,963.0000 | 144,100,000 | 0.74% | 0.00% |
| Dec. 31, 2025 | INTERNATIONAL BUSINESS MACHINES CORP | $IBM | Brown Marianne Catherine | Not found | A | Promised Fee Share | 309 | $296.21 | 3,271.0000 | 948,931,026 | 10.43% | 0.00% |
| Oct. 1, 2025 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | A | Restricted Stock Units | 407 | $0.00 | 6,950.7900 | 2,074,000,000 | 6.22% | 0.00% |
| Sept. 30, 2025 | NORTHROP GRUMMAN CORP /DE/ | $NOC | Brown Marianne Catherine | Director | A | Common Stock | 76 | $609.32 | 10,836.0000 | 147,300,000 | 0.71% | 0.00% |
| Sept. 30, 2025 | INTERNATIONAL BUSINESS MACHINES CORP | $IBM | Brown Marianne Catherine | Not found | A | Promised Fee Share | 324 | $282.16 | 2,947.0000 | 935,425,233 | 12.35% | 0.00% |
| July 1, 2025 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | A | Restricted Stock Units | 412 | $0.00 | 6,525.3900 | 2,074,000,000 | 6.74% | 0.00% |
| June 30, 2025 | INTERNATIONAL BUSINESS MACHINES CORP | $IBM | Brown Marianne Catherine | Not found | A | Promised Fee Share | 310 | $294.78 | 2,606.0000 | 935,425,233 | 13.50% | 0.00% |
| June 30, 2025 | NORTHROP GRUMMAN CORP /DE/ | $NOC | Brown Marianne Catherine | Director | A | Common Stock | 93 | $499.98 | 10,718.0000 | 147,300,000 | 0.88% | 0.00% |
| May 27, 2025 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | A | Common Stock | 1462 | $0.00 | 15,751.0000 | 2,023,000,000 | 10.23% | 0.00% |
| May 27, 2025 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | A | Nonqualified Stock Option (right to buy) | 3646 | $0.00 | 3,646.0000 | 2,023,000,000 | 9999.99% | 0.00% |
| May 21, 2025 | NORTHROP GRUMMAN CORP /DE/ | $NOC | Brown Marianne Catherine | Director | A | Common Stock | 385 | $473.90 | 10,575.0000 | 147,300,000 | 3.78% | 0.00% |
| May 14, 2025 | AKAMAI TECHNOLOGIES INC | $AKAM | Brown Marianne Catherine | Director | A | Deferred Stock Units | 3934 | $0.00 | 3,934.0000 | 150,025,096 | 9999.99% | 0.00% |
| April 1, 2025 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | A | Restricted Stock Units | 483 | $0.00 | 6,094.5100 | 2,023,000,000 | 8.61% | 0.00% |
| March 31, 2025 | NORTHROP GRUMMAN CORP /DE/ | $NOC | Brown Marianne Catherine | Director | A | Common Stock | 90 | $512.01 | 10,190.0000 | 147,300,000 | 0.89% | 0.00% |
| March 31, 2025 | INTERNATIONAL BUSINESS MACHINES CORP | $IBM | Brown Marianne Catherine | Not found | A | Promised Fee Share | 367 | $248.66 | 2,283.0000 | 935,425,233 | 19.15% | 0.00% |
| Jan. 2, 2025 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | A | Restricted Stock Units | 508 | $0.00 | 5,592.2800 | 2,023,000,000 | 9.99% | 0.00% |
| Dec. 31, 2024 | NORTHROP GRUMMAN CORP /DE/ | $NOC | Brown Marianne Catherine | Director | A | Common Stock | 99 | $469.29 | 10,056.0000 | 147,800,000 | 0.99% | 0.00% |
| Dec. 31, 2024 | INTERNATIONAL BUSINESS MACHINES CORP | $IBM | Brown Marianne Catherine | Not found | A | Promised Fee Share | 399 | $219.83 | 1,904.0000 | 935,425,233 | 26.51% | 0.00% |
| Oct. 1, 2024 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | A | Restricted Stock Units | 587 | $0.00 | 5,068.6600 | 2,023,000,000 | 13.10% | 0.00% |
| Sept. 30, 2024 | INTERNATIONAL BUSINESS MACHINES CORP | $IBM | Brown Marianne Catherine | Not found | A | Promised Fee Share | 396 | $221.08 | 1,495.0000 | 0 | 36.03% | 0.00% |
| Sept. 30, 2024 | NORTHROP GRUMMAN CORP /DE/ | $NOC | Brown Marianne Catherine | Director | A | Common Stock | 88 | $528.07 | 9,916.0000 | 152,000,000 | 0.90% | 0.00% |
| July 31, 2024 | NORTHROP GRUMMAN CORP /DE/ | $NOC | Brown Marianne Catherine | Director | A | Common Stock | 377 | $484.32 | 9,695.0000 | 152,000,000 | 4.05% | 0.00% |
| July 31, 2024 | NORTHROP GRUMMAN CORP /DE/ | $NOC | Brown Marianne Catherine | Director | A | Common Stock | 94 | $484.32 | 9,789.0000 | 152,000,000 | 0.97% | 0.00% |
| July 1, 2024 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | A | Restricted Stock Units | 511 | $0.00 | 4,464.3100 | 2,023,000,000 | 12.93% | 0.00% |
| June 28, 2024 | INTERNATIONAL BUSINESS MACHINES CORP | $IBM | Brown Marianne Catherine | Not found | A | Promised Fee Share | 506 | $172.95 | 1,090.0000 | 0 | 86.64% | 0.00% |
| May 28, 2024 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | A | Common Stock | 1809 | $0.00 | 14,289.0000 | 2,023,000,000 | 14.50% | 0.00% |
| May 28, 2024 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | A | Nonqualified Stock Option (right to buy) | 4496 | $0.00 | 4,496.0000 | 2,023,000,000 | 9999.99% | 0.00% |
| May 10, 2024 | AKAMAI TECHNOLOGIES INC | $AKAM | Brown Marianne Catherine | Director | A | Deferred Stock Units | 3344 | $0.00 | 3,344.0000 | 151,232,908 | 9999.99% | 0.00% |
| June 14, 2023 | AKAMAI TECHNOLOGIES INC | $AKAM | Brown Marianne Catherine | Director | A | Deferred Stock Units | 3549 | $0.00 | 3,549.0000 | 156,494,816 | 9999.99% | 0.00% |
| April 3, 2024 | INTERNATIONAL BUSINESS MACHINES CORP | $IBM | Brown Marianne Catherine | Not found | A | Promised Fee Share | 357 | $190.96 | 579.0000 | 0 | 160.81% | 0.00% |
| April 1, 2024 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | A | Restricted Stock Units | 519 | $0.00 | 3,939.7700 | 2,023,000,000 | 15.17% | 0.00% |
| March 28, 2024 | INTERNATIONAL BUSINESS MACHINES CORP | $IBM | Brown Marianne Catherine | Not found | A | Promised Fee Share | 102 | $190.96 | 222.0000 | 0 | 85.00% | 0.00% |
| March 31, 2024 | NORTHROP GRUMMAN CORP /DE/ | $NOC | Brown Marianne Catherine | Director | A | Common Stock | 94 | $478.66 | 9,276.0000 | 152,000,000 | 1.02% | 0.00% |
| Jan. 2, 2024 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | A | Restricted Stock Units | 543 | $0.00 | 3,407.7000 | 2,023,000,000 | 18.95% | 0.00% |
| Dec. 29, 2023 | INTERNATIONAL BUSINESS MACHINES CORP | $IBM | Brown Marianne Catherine | Not found | A | Promised Fee Share | 119 | $163.55 | 119.0000 | 0 | 9999.99% | 0.00% |
| Dec. 31, 2023 | NORTHROP GRUMMAN CORP /DE/ | $NOC | Brown Marianne Catherine | Director | A | Common Stock | 96 | $468.14 | 9,145.0000 | 155,600,000 | 1.06% | 0.00% |
| Oct. 2, 2023 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | A | Restricted Stock Units | 561 | $0.00 | 2,851.9600 | 2,023,000,000 | 24.49% | 0.00% |
| Sept. 30, 2023 | NORTHROP GRUMMAN CORP /DE/ | $NOC | Brown Marianne Catherine | Director | A | Common Stock | 102 | $440.19 | 9,013.0000 | 155,600,000 | 1.14% | 0.00% |
| July 3, 2023 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | A | Restricted Stock Units | 520 | $0.00 | 2,281.1300 | 2,023,000,000 | 29.53% | 0.00% |
| June 30, 2023 | NORTHROP GRUMMAN CORP /DE/ | $NOC | Brown Marianne Catherine | Director | A | Common Stock | 99 | $455.80 | 8,872.0000 | 155,600,000 | 1.13% | 0.00% |
| May 22, 2023 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | A | Nonqualified Stock Option (right to buy) | 5464 | $0.00 | 5,464.0000 | 2,023,000,000 | 9999.99% | 0.00% |
| May 22, 2023 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | A | Common Stock | 2496 | $0.00 | 12,480.0000 | 2,023,000,000 | 25.00% | 0.00% |
| May 20, 2023 | AKAMAI TECHNOLOGIES INC | $AKAM | Brown Marianne Catherine | Director | M | Common Stock | 1326 | $0.00 | 6,240.0000 | 156,494,816 | 26.98% | 0.00% |
| May 20, 2023 | AKAMAI TECHNOLOGIES INC | $AKAM | Brown Marianne Catherine | Director | M | Restricted Stock Units | 1326 | $0.00 | 0.0000 | 156,494,816 | 100.00% | 0.00% |
| May 17, 2023 | NORTHROP GRUMMAN CORP /DE/ | $NOC | Brown Marianne Catherine | Director | A | Common Stock | 392 | $447.34 | 8,737.0000 | 155,600,000 | 4.70% | 0.00% |
| May 11, 2023 | AKAMAI TECHNOLOGIES INC | $AKAM | Brown Marianne Catherine | Director | A | Deferred Stock Units | 3549 | $0.00 | 3,549.0000 | 156,494,816 | 9999.99% | 0.00% |
| April 3, 2023 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | A | Restricted Stock Units | 582 | $0.00 | 1,753.0500 | 2,023,000,000 | 49.70% | 0.00% |
| March 31, 2023 | NORTHROP GRUMMAN CORP /DE/ | $NOC | Brown Marianne Catherine | Director | A | Common Stock | 97 | $461.72 | 8,345.0000 | 155,600,000 | 1.18% | 0.00% |
| March 28, 2023 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | P | Common Stock | 5000 | $53.47 | 9,984.0000 | 2,023,000,000 | 100.32% | 0.00% |
| Jan. 3, 2023 | SCHWAB CHARLES CORP | $SCHW | Brown Marianne Catherine | Director | A | Restricted Stock Units | 367 | $0.00 | 1,167.3500 | 2,023,000,000 | 45.85% | 0.00% |
| Dec. 31, 2022 | NORTHROP GRUMMAN CORP /DE/ | $NOC | Brown Marianne Catherine | Director | A | Common Stock | 74 | $545.61 | 8,217.0000 | 0 | 0.91% | 0.00% |