| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G/A | 2019-11-27 | BIGGER CAPITAL FUND L P | CHF Solutions, Inc. | 83,154 | 10.0% | EDGAR |
| SC 13G/A | 2019-11-14 | BIGGER CAPITAL FUND L P | CHF Solutions, Inc. | 62,687 | 10.0% | EDGAR |
| SC 13G | 2019-11-01 | BIGGER CAPITAL FUND L P | CHF Solutions, Inc. | 287,915 | 8.3% | EDGAR |
| SC 13G/A | 2019-03-18 | Li Chiang Family | CHF Solutions, Inc. | 16,853 | 0.2% | EDGAR |
| SC 13G | 2019-03-15 | Anson Funds Management LP | CHF Solutions, Inc. | 67,597 | 10.0% | EDGAR |
| SC 13G | 2019-03-15 | Altium Capital Management LP | CHF Solutions, Inc. | 25,000 | 9.9% | EDGAR |
| SC 13G/A | 2019-02-14 | CVI Investments, Inc. | CHF Solutions, Inc. | 377,549 | 4.9% | EDGAR |
| SC 13G/A | 2019-01-17 | Empery Asset Management, LP | CHF Solutions, Inc. | 1,273,801 | 5.0% | EDGAR |
| SC 13G/A | 2019-01-07 | SABBY MANAGEMENT, LLC | CHF Solutions, Inc. | 153,607 | 2.2% | EDGAR |
| SC 13G | 2018-07-06 | CVI Investments, Inc. | CHF Solutions, Inc. | 368,571 | 5.2% | EDGAR |
| SC 13G | 2018-07-05 | Empery Asset Management, LP | CHF Solutions, Inc. | 368,571 | 5.5% | EDGAR |
| SC 13G | 2018-07-03 | SABBY MANAGEMENT, LLC | CHF Solutions, Inc. | 146,785 | 2.2% | EDGAR |
| SC 13G/A | 2018-01-08 | SABBY MANAGEMENT, LLC | CHF Solutions, Inc. | 89,770 | 5.0% | EDGAR |
| SC 13G | 2017-12-08 | Li Chiang Family | CHF Solutions, Inc. | 235,950 | 13.1% | EDGAR |
| SC 13G/A | 2017-11-29 | Trend Discovery, LP | CHF Solutions, Inc. | 0 | 0.0% | EDGAR |
| SC 13G | 2017-10-12 | Trend Discovery, LP | CHF Solutions, Inc. | 632,249 | 5.0% | EDGAR |
| SC 13D/A | 2017-09-20 | Choi Ki Yong | CHF Solutions, Inc. | 1,731,464 | 13.8% | EDGAR |
| SC 13D/A | 2017-08-17 | Choi Ki Yong | CHF Solutions, Inc. | 1,653,253 | 13.2% | EDGAR |
| SC 13D/A | 2017-04-20 | Choi Ki Yong | Sunshine Heart, Inc. | 1,460,000 | 46.8% | EDGAR |
| SC 13D/A | 2017-03-28 | Choi Ki Yong | Sunshine Heart, Inc. | 245,000 | 9.1% | EDGAR |