| 2018-06-06 | Northrop Grumman Innovation Systems, Inc. | D | −8,465 sh | — | — | 83,274 |
| 2018-06-06 | Northrop Grumman Innovation Systems, Inc. | D | −83.3K sh | $134.50 | −$11.2M | 0 |
| 2018-06-06 | Northrop Grumman Innovation Systems, Inc. | D | −10.1K sh | $134.50 | −$1.36M | 0 |
| 2018-06-06 | Northrop Grumman Innovation Systems, Inc. | D | −2,385 sh | $134.50 | −$321K | 0 |
| 2018-06-06 | Northrop Grumman Innovation Systems, Inc. | A | +17.1K sh | — | — | 17,146 |
| 2018-06-06 | Northrop Grumman Innovation Systems, Inc. | D | −17.1K sh | $134.50 | −$2.31M | 0 |
| 2018-06-06 | Northrop Grumman Innovation Systems, Inc. | A | +70 sh | — | — | 70 |
| 2018-06-06 | Northrop Grumman Innovation Systems, Inc. | D | −70 sh | $134.50 | −$9,415 | 0 |
| 2018-06-06 | Northrop Grumman Innovation Systems, Inc. | A | −4,764 sh | — | — | 12,569 |
| 2018-06-06 | Northrop Grumman Innovation Systems, Inc. | D | −12.6K sh | $134.50 | −$1.69M | 0 |
| 2018-06-06 | Northrop Grumman Innovation Systems, Inc. | D | −23.4K sh | — | — | 0 |
| 2018-06-06 | Northrop Grumman Innovation Systems, Inc. | D | −23.4K sh | — | — | 0 |
| 2018-06-06 | Northrop Grumman Innovation Systems, Inc. | D | −17.2K sh | — | — | 0 |
| 2018-05-17 | Northrop Grumman Innovation Systems, Inc. | A | +18.66 sh | $133.52 | +$2,491.523 | 7,805 |
| 2018-05-04 | Northrop Grumman Innovation Systems, Inc. | G | −1,500 sh | — | — | 91,739 |
| 2018-03-17 | Northrop Grumman Innovation Systems, Inc. | F | −1,818 sh | $131.90 | −$240K | 93,239 |
| 2018-03-10 | Northrop Grumman Innovation Systems, Inc. | F | −2,003 sh | $132.31 | −$265K | 95,057 |
| 2018-03-05 | Northrop Grumman Innovation Systems, Inc. | G | −5,000 sh | — | — | 97,060 |
| 2018-02-27 | Northrop Grumman Innovation Systems, Inc. | F | −1,351 sh | $131.65 | −$178K | 102,060 |
| 2018-02-21 | Northrop Grumman Innovation Systems, Inc. | A | +12K sh | — | — | 107,664 |
| 2018-02-21 | Northrop Grumman Innovation Systems, Inc. | F | −4,253 sh | $131.80 | −$561K | 103,411 |
| 2018-02-21 | Northrop Grumman Innovation Systems, Inc. | A | +188 sh | — | — | 103,599 |
| 2018-02-21 | Northrop Grumman Innovation Systems, Inc. | F | −188 sh | $131.80 | −$24.8K | 103,411 |
| 2018-02-21 | Northrop Grumman Innovation Systems, Inc. | A | +7,786 sh | — | — | 7,786 |
| 2018-02-02 | Northrop Grumman Innovation Systems, Inc. | A | +9,555 sh | — | — | 95,703 |
| 2018-01-30 | Northrop Grumman Innovation Systems, Inc. | G | −5,000 sh | — | — | 86,148 |
| 2017-10-15 | Northrop Grumman Innovation Systems, Inc. | G | −1,000 sh | — | — | 91,148 |
| 2017-08-14 | Northrop Grumman Innovation Systems, Inc. | G | −500 sh | — | — | 92,148 |
| 2017-07-21 | Northrop Grumman Innovation Systems, Inc. | F | −3,213 sh | $103.25 | −$332K | 89,726 |
| 2017-06-02 | Northrop Grumman Innovation Systems, Inc. | S | ▼−5,000 sh | $104.71 | ▼−$524K | 92,939 |
| 2017-05-30 | Northrop Grumman Innovation Systems, Inc. | G | −1,000 sh | — | — | 97,939 |
| 2017-04-11 | Northrop Grumman Innovation Systems, Inc. | G | −2,000 sh | — | — | 92,648 |
| 2017-03-17 | Northrop Grumman Innovation Systems, Inc. | F | −1,334 sh | $102.11 | −$136K | 98,939 |
| 2017-03-10 | Northrop Grumman Innovation Systems, Inc. | F | −1,469 sh | $99.47 | −$146K | 100,273 |
| 2017-02-27 | Northrop Grumman Innovation Systems, Inc. | A | +8,982 sh | — | — | 101,742 |
| 2017-02-27 | Northrop Grumman Innovation Systems, Inc. | A | +17.2K sh | — | — | 17,163 |
| 2016-11-18 | Northrop Grumman Innovation Systems, Inc. | G | −1,000 sh | — | — | 92,760 |
| 2016-07-25 | Northrop Grumman Innovation Systems, Inc. | F | −4,280 sh | $86.76 | −$371K | 94,762 |
| 2016-07-21 | Northrop Grumman Innovation Systems, Inc. | F | −3,213 sh | $87.07 | −$280K | 99,042 |
| 2016-05-17 | Northrop Grumman Innovation Systems, Inc. | S | ▼−5,000 sh | $87.02 | ▼−$435K | 102,255 |
| 2016-04-27 | Northrop Grumman Innovation Systems, Inc. | G | −1,000 sh | — | — | 93,760 |
| 2016-03-17 | Northrop Grumman Innovation Systems, Inc. | A | +12.1K sh | — | — | 107,255 |
| 2016-03-17 | Northrop Grumman Innovation Systems, Inc. | A | +12.1K sh | — | — | 107,255 |
| 2016-03-17 | Northrop Grumman Innovation Systems, Inc. | A | +23.4K sh | — | — | 23,380 |
| 2016-03-10 | Northrop Grumman Innovation Systems, Inc. | F | −1,470 sh | $77.24 | −$114K | 95,169 |
| 2016-02-10 | Northrop Grumman Innovation Systems, Inc. | F | −2,221 sh | $84.57 | −$188K | 96,639 |
| 2015-11-17 | Northrop Grumman Innovation Systems, Inc. | G | −2,000 sh | — | — | 98,860 |
| 2015-10-28 | Northrop Grumman Innovation Systems, Inc. | G | −200 sh | — | — | 4,922 |
| 2015-10-07 | Northrop Grumman Innovation Systems, Inc. | G | −500 sh | — | — | 5,122 |
| 2015-09-03 | Northrop Grumman Innovation Systems, Inc. | G | −100 sh | — | — | 5,622 |