Real time Form 13D and 13G transaction reports:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company’s equity securities.
- Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| Reported DateTime | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | Filing |
| 2024-01-31 2:08 pm Purchase | 13G | ASPEN AEROGELS, INC ASPN | BlackRock Inc. BLK | 4,054,986 5.3% | 2,531,411 (+166.15%) | View |
| 2023-02-14 5:18 pm Purchase | 13G | ASPEN AEROGELS, INC ASPN | Encompass Capital Advisors LLC | 2,974,749 4.5% | 240,675 (+8.80%) | View |
| 2023-02-14 5:16 pm Purchase | 13G | ASPEN AEROGELS, INC ASPN | OAKTOP CAPITAL MANAGEMENT II L.P. | 3,194,758 4.83% | 601,486 (+23.19%) | View |
| 2023-02-03 3:28 pm Unchanged | 13G | ASPEN AEROGELS, INC ASPN | Telemark Asset Management LLC | 1,970,000 2.98% | 0 (Unchanged) | View |
| 2023-02-03 10:59 am Purchase | 13G | ASPEN AEROGELS, INC ASPN | Telemark Asset Management LLC | 1,970,000 2.98% | 130,000 (+7.07%) | View |
| 2022-12-07 11:42 am Purchase | 13D | ASPEN AEROGELS, INC ASPN | Wood River Capital LLC | 19,218,658 27.6% | 19,218,658 (New Position) | View |
| 2022-07-08 4:11 pm Purchase | 13G | ASPEN AEROGELS, INC ASPN | Encompass Capital Advisors LLC | 2,734,074 7.58% | 2,734,074 (New Position) | View |
| 2022-05-03 4:11 pm Unchanged | 13D | ASPEN AEROGELS, INC ASPN | SPRING CREEK CAPITAL LLC | 8,116,435 21% | 0 (Unchanged) | View |
| 2022-04-05 4:06 pm Purchase | 13D | ASPEN AEROGELS, INC ASPN | SPRING CREEK CAPITAL LLC | 8,116,435 21% | 1,791,986 (+28.33%) | View |
| 2022-02-22 4:06 pm Purchase | 13G | ASPEN AEROGELS, INC ASPN | SPRING CREEK CAPITAL LLC | 6,324,449 17.6% | 2,862,325 (+82.68%) | View |
| 2022-02-09 4:05 pm Unchanged | 13G | ASPEN AEROGELS, INC ASPN | SPRING CREEK CAPITAL LLC | 3,462,124 10.5% | 0 (Unchanged) | View |
| 2022-01-28 2:34 pm Sale | 13G | ASPEN AEROGELS, INC ASPN | Telemark Asset Management LLC | 1,840,000 5.56% | -410,000 (-18.22%) | View |
| 2021-09-09 4:20 pm Sale | 13G | ASPEN AEROGELS, INC ASPN | BlackRock Inc. BLK | 1,523,575 4.6% | -277,399 (-15.40%) | View |
| 2021-07-09 1:27 pm Purchase | 13G | ASPEN AEROGELS, INC ASPN | SPRING CREEK CAPITAL LLC | 3,462,124 10.88% | 3,462,124 (New Position) | View |
| 2021-02-12 3:33 pm Purchase | 13G | ASPEN AEROGELS, INC ASPN | Telemark Asset Management LLC | 2,250,000 8.3% | 524,689 (+30.41%) | View |
| 2021-02-02 3:13 pm Purchase | 13G | ASPEN AEROGELS, INC ASPN | BlackRock Inc. BLK | 1,800,974 6.7% | 1,800,974 (New Position) | View |
| 2020-02-05 4:05 pm Purchase | 13G | ASPEN AEROGELS, INC ASPN | Telemark Asset Management LLC | 1,725,311 7.1% | 421,811 (+32.36%) | View |
| 2020-02-04 5:05 pm Unchanged | 13G | ASPEN AEROGELS, INC ASPN | OAKTOP CAPITAL MANAGEMENT II L.P. | 2,593,272 11% | 0 (Unchanged) | View |
| 2020-01-23 12:12 pm Unchanged | 13G | ASPEN AEROGELS, INC ASPN | Leviticus Partners LP | 1,108,505 4.56% | 0 (Unchanged) | View |
| 2019-12-04 3:24 pm Purchase | 13G | ASPEN AEROGELS, INC ASPN | Leviticus Partners LP | 1,108,505 4.56% | 1,108,505 (New Position) | View |