| Filed | Form | Filer | Stake | Shares | |
|---|---|---|---|---|---|
| 2021-05-24 | SC | PITON CAPITAL PARTNERS LLC | — | — | view → |
| 2020-03-24 | SC | PVAM Perlus Microcap Fund, L.P. | — | — | view → |
| 2020-03-18 | SC | PITON CAPITAL PARTNERS LLC | — | — | view → |
| 2020-02-27 | SC | PITON CAPITAL PARTNERS LLC | — | — | view → |
| 2019-11-21 | SC | PITON CAPITAL PARTNERS LLC | — | — | view → |
| 2018-04-25 | SC | PITON CAPITAL PARTNERS LLC | — | — | view → |
| 2018-04-06 | SC | PITON CAPITAL PARTNERS LLC | — | — | view → |
| Filed | Form | Issuer | Stake | Shares | |
|---|---|---|---|---|---|
| 2026-06-02 | SCHEDULE 13D/A | Amtech Systems Inc. ASYS | 20.60% | 600,000 | view → |
| 2025-02-18 | SCHEDULE | AMTECH SYSTEMS INC ASYS | 20.20% | 2,894,588 | view → |
| 2022-02-24 | SC | AMTECH SYSTEMS INC ASYS | — | — | view → |
| 2022-02-02 | SC | EVOLVING SYSTEMS INC | — | — | view → |
| 2021-05-24 | SC | GULF ISLAND FABRICATION INC | — | — | view → |
| 2021-03-22 | SC | EVOLVING SYSTEMS INC | — | — | view → |
| 2020-03-18 | SC | GULF ISLAND FABRICATION INC | — | — | view → |
| 2020-02-27 | SC | GULF ISLAND FABRICATION INC | — | — | view → |
| 2019-11-21 | SC | GULF ISLAND FABRICATION INC | — | — | view → |
| 2019-01-11 | SC | usell.com, Inc. | — | — | view → |
| 2018-04-25 | SC | GULF ISLAND FABRICATION INC | — | — | view → |
| 2018-04-06 | SC | GULF ISLAND FABRICATION INC | — | — | view → |
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