This page lists the SEC filings reported by ACK Asset Management.
| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G | 2023-02-17 | ACK Asset Management LLC | ALLIED MOTION TECHNOLOGIES INC | 807,400 | 5.1% | EDGAR |
| SC 13G | 2022-02-14 | ACK Asset Management LLC | LUNA INNOVATIONS INC | 1,832,647 | 5.7% | EDGAR |
| SC 13G/A | 2020-02-12 | ACK Asset Management LLC | TRANSCAT INC | 419,700 | 5.7% | EDGAR |
| SC 13G | 2020-02-12 | ACK Asset Management LLC | Concrete Pumping Holdings, Inc. | 5,105,715 | 8.8% | EDGAR |
| SC 13G/A | 2019-04-01 | ACK Asset Management LLC | ASTRONICS CORP | 1,180,000 | 4.8% | EDGAR |
| SC 13G | 2019-02-12 | ACK Asset Management LLC | ASTRONICS CORP | 1,180,000 | 5.4% | EDGAR |
| SC 13G | 2019-02-12 | ACK Asset Management LLC | TRANSCAT INC | 385,000 | 5.3% | EDGAR |
| SC 13G | 2014-02-19 | ACK Asset Management LLC | Cambridge Capital Acquisition Corp | 587,021 | 6.2% | EDGAR |
- Form 13F-HR
- The 13F-HR report is filed quarterly to report securities held by the filer that fall under the SEC's 13F rules.
- Form SC 13D/G
- Reported by persons and groups who own 5% or more of any class of a company's outstanding shares. If the ownership changes by 1% or more, an amendment must be filed.
- Form 3, 4, and 5
- Form 3, 4, and 5 reports are filed to report insider transactions by company officers and directors, and any beneficial owners of more than ten percent of a company's shares. Form 3 is the initial report that must be filed when a person becomes an officer, director, or beneficial owner. Form 4 reports are used to report changes in ownership, while the Form 5 report is used for reporting transactions that should have been reported earlier in a Form 4 filing.