| Filed | Form | Filer | Stake | Shares | |
|---|---|---|---|---|---|
| 2021-03-26 | SC | Nierenberg Investment Management Company, Inc. | — | — | view → |
| 2019-12-23 | SC | Nierenberg Investment Management Company, Inc. | — | — | view → |
| Filed | Form | Issuer | Stake | Shares | |
|---|---|---|---|---|---|
| 2025-03-17 | SCHEDULE | POTBELLY CORP | 10.30% | 3,087,302 | view → |
| 2025-03-06 | SCHEDULE | RIVERVIEW BANCORP INC RVSB | 7.70% | 1,625,065 | view → |
| 2022-02-04 | SC | FLOTEK INDUSTRIES INC/CN/ FTK | — | — | view → |
| 2021-11-22 | SC | CRAWFORD & CO CRD-B | — | — | view → |
| 2021-03-26 | SC | Houston Wire & Cable CO | — | — | view → |
| 2020-09-03 | SC | FLOTEK INDUSTRIES INC/CN/ FTK | — | — | view → |
| 2020-08-26 | SC | GEOSPACE TECHNOLOGIES CORP GEOS | — | — | view → |
| 2019-12-23 | SC | Houston Wire & Cable CO | — | — | view → |
| 2019-02-08 | SC | GEOSPACE TECHNOLOGIES CORP GEOS | — | — | view → |
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