O'Sullivan Stephanie L. has filed 30 insider transactions across 2 companies since January 2023.
Most recent transaction: a grant/award of 123 shares of HUNTINGTON INGALLS INDUSTRIES, INC. ($HII) on April 01, 2026.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| April 1, 2026 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock (SUA) | 123 | $393.32 | 4,020.0650 | 39,300,000 | 3.16% | 0.00% |
| March 13, 2026 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock (SUA) | 13 | $0.00 | 3,897.0650 | 39,300,000 | 0.33% | 0.00% |
| Jan. 2, 2026 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock (SUA) | 139 | $349.75 | 3,884.1720 | 39,300,000 | 3.71% | 0.00% |
| Dec. 12, 2025 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock (SUA) | 16 | $0.00 | 3,745.1720 | 39,300,000 | 0.42% | 0.00% |
| Oct. 1, 2025 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock (SUA) | 144 | $286.01 | 3,729.4290 | 39,300,000 | 4.02% | 0.00% |
| Sept. 12, 2025 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock (SUA) | 18 | $0.00 | 3,585.4290 | 39,400,000 | 0.49% | 0.00% |
| July 1, 2025 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock (SUA) | 167 | $246.31 | 3,567.8950 | 39,400,000 | 4.91% | 0.00% |
| June 20, 2025 | CENTRUS ENERGY CORP | $LEU | O'Sullivan Stephanie L. | Director | A | Class A Common Stock | 684 | $0.00 | 3,840.0000 | 16,373,000 | 21.67% | 0.00% |
| June 20, 2025 | CENTRUS ENERGY CORP | $LEU | O'Sullivan Stephanie L. | Director | F | Class A Common Stock | 1168 | $0.00 | 2,672.0000 | 16,373,000 | 30.42% | 0.01% |
| June 13, 2025 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock (SUA) | 20 | $0.00 | 3,400.8950 | 39,400,000 | 0.58% | 0.00% |
| April 1, 2025 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock (SUA) | 204 | $202.20 | 3,381.2810 | 39,400,000 | 6.42% | 0.00% |
| March 14, 2025 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock (SUA) | 22 | $0.00 | 3,177.2810 | 39,400,000 | 0.69% | 0.00% |
| Jan. 2, 2025 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock (SUA) | 219 | $187.61 | 3,155.5660 | 39,400,000 | 7.46% | 0.00% |
| Dec. 13, 2024 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock (SUA) | 20 | $0.00 | 2,936.5660 | 39,500,000 | 0.70% | 0.00% |
| Oct. 1, 2024 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock | 155 | $264.65 | 2,916.0770 | 39,500,000 | 5.61% | 0.00% |
| Sept. 13, 2024 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock | 14 | $0.00 | 2,761.0770 | 39,900,000 | 0.50% | 0.00% |
| Aug. 6, 2024 | CENTRUS ENERGY CORP | $LEU | O'Sullivan Stephanie L. | Not found | A | CLASS A COMMON STOCK | 3156 | $0.00 | 3,156.0000 | 15,501,000 | 9999.99% | 0.02% |
| July 1, 2024 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Not found | A | Common Stock | 167 | $246.79 | 2,747.2100 | 39,900,000 | 6.47% | 0.00% |
| June 14, 2024 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Not found | A | Common Stock | 14 | $238.46 | 2,580.2100 | 39,900,000 | 0.55% | 0.00% |
| April 1, 2024 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Not found | A | Common Stock | 143 | $287.60 | 2,566.2200 | 39,900,000 | 5.90% | 0.00% |
| March 8, 2024 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Not found | A | Common Stock | 11 | $293.32 | 2,423.2200 | 39,900,000 | 0.44% | 0.00% |
| Jan. 2, 2024 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Not found | A | Common Stock | 158 | $260.11 | 2,412.5270 | 39,900,000 | 7.01% | 0.00% |
| Dec. 8, 2023 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock | 12 | $246.89 | 2,254.5270 | 40,100,000 | 0.53% | 0.00% |
| Oct. 2, 2023 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock | 198 | $202.01 | 2,242.7160 | 40,100,000 | 9.68% | 0.00% |
| Sept. 8, 2023 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock | 12 | $210.84 | 2,044.7160 | 40,100,000 | 0.59% | 0.00% |
| July 3, 2023 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock | 174 | $228.75 | 2,032.7600 | 40,100,000 | 9.36% | 0.00% |
| June 9, 2023 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock | 11 | $215.31 | 1,858.7600 | 40,100,000 | 0.58% | 0.00% |
| April 3, 2023 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock | 191 | $209.00 | 1,848.1140 | 40,100,000 | 11.53% | 0.00% |
| March 10, 2023 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock | 10 | $207.96 | 1,657.1140 | 40,100,000 | 0.58% | 0.00% |
| Jan. 3, 2023 | HUNTINGTON INGALLS INDUSTRIES, INC. | $HII | O'Sullivan Stephanie L. | Director | A | Common Stock | 175 | $228.35 | 1,647.5020 | 40,100,000 | 11.88% | 0.00% |