| SC 13D/A | 2024-03-08 | Simcoe Capital Management, LLC | Donnelley Financial Solutions, Inc. | 2,232,487 | 7.7% | EDGAR |
| SC 13G/A | 2024-02-13 | VANGUARD GROUP INC | Donnelley Financial Solutions, Inc. | 1,732,673 | 6.0% | EDGAR |
| SC 13G/A | 2024-02-12 | AMERICAN CENTURY INVESTMENT MANAGEMENT INC | Donnelley Financial Solutions, Inc. | 90,000 | 0.3% | EDGAR |
| SC 13G/A | 2024-01-23 | BlackRock Inc. | Donnelley Financial Solutions, Inc. | 3,974,762 | 13.7% | EDGAR |
| SC 13D/A | 2023-11-07 | Simcoe Capital Management, LLC | Donnelley Financial Solutions, Inc. | 2,695,052 | 9.3% | EDGAR |
| SC 13D/A | 2023-08-28 | Simcoe Capital Management, LLC | Donnelley Financial Solutions, Inc. | 3,038,258 | 10.4% | EDGAR |
| SC 13D/A | 2023-05-10 | Simcoe Capital Management, LLC | Donnelley Financial Solutions, Inc. | 3,433,793 | 11.7% | EDGAR |
| SC 13G/A | 2023-02-09 | VANGUARD GROUP INC | Donnelley Financial Solutions, Inc. | 1,764,976 | 6.1% | EDGAR |
| SC 13G/A | 2023-02-08 | AMERICAN CENTURY INVESTMENT MANAGEMENT INC | Donnelley Financial Solutions, Inc. | 1,505,000 | 5.2% | EDGAR |
| SC 13G/A | 2023-01-26 | BlackRock Inc. | Donnelley Financial Solutions, Inc. | 4,190,097 | 14.4% | EDGAR |
| SC 13G | 2023-01-20 | BlackRock Inc. | Donnelley Financial Solutions, Inc. | 4,190,097 | 14.4% | EDGAR |
| SC 13D/A | 2022-11-14 | Simcoe Capital Management, LLC | Donnelley Financial Solutions, Inc. | 3,794,725 | 13.0% | EDGAR |
| SC 13D/A | 2022-05-11 | Simcoe Capital Management, LLC | Donnelley Financial Solutions, Inc. | 3,794,725 | 11.9% | EDGAR |
| SC 13G/A | 2022-02-09 | VANGUARD GROUP INC | Donnelley Financial Solutions, Inc. | 1,926,009 | 5.8% | EDGAR |
| SC 13G/A | 2022-02-04 | AMERICAN CENTURY INVESTMENT MANAGEMENT INC | Donnelley Financial Solutions, Inc. | 1,786,207 | 5.4% | EDGAR |
| SC 13G/A | 2022-01-27 | BlackRock Inc. | Donnelley Financial Solutions, Inc. | 4,841,999 | 14.6% | EDGAR |
| SC 13G/A | 2022-01-26 | BlackRock Inc. | Donnelley Financial Solutions, Inc. | 4,841,999 | 14.6% | EDGAR |
| SC 13G/A | 2021-03-08 | AMERICAN CENTURY INVESTMENT MANAGEMENT INC | Donnelley Financial Solutions, Inc. | 2,710,000 | 8.1% | EDGAR |
| SC 13G/A | 2021-02-11 | AMERICAN CENTURY INVESTMENT MANAGEMENT INC | Donnelley Financial Solutions, Inc. | 2,515,000 | 7.5% | EDGAR |
| SC 13G/A | 2021-02-10 | VANGUARD GROUP INC | Donnelley Financial Solutions, Inc. | 1,877,419 | 5.6% | EDGAR |