| 05/15/2026 6:04 AM | Andersen Group (2065708) Subject DRIEHAUS CAPITAL MANAGEMENT LLC (938206) Filed by | Form SCHEDULE 13G/A | |
| 05/12/2026 3:18 PM | Andersen Group (2065708) Filer | Form 8-K Current report pursuant to Section 13 or 15(d) | |
| 04/30/2026 12:55 PM | Andersen Group (2065708) Filer | Form DEF 14A | |
| 04/30/2026 12:56 PM | Andersen Group (2065708) Filer | Form DEFA14A | |
| 04/30/2026 12:58 PM | Andersen Group (2065708) Filer | Form ARS | |
| 04/29/2026 10:00 AM | Andersen Group (2065708) Subject FRANKLIN RESOURCES INC (38777) Filed by | Form SCHEDULE 13G/A | |
| 04/28/2026 3:16 PM | Andersen Group (2065708) Issuer DECKER SUSAN L (1234655) Reporting | Form 3 Initial statement of beneficial ownership of securities | |
| 03/27/2026 3:02 PM | Andersen Group (2065708) Filer | Form 10-K Annual report pursuant to Section 13 or 15(d) | |
| 03/06/2026 4:43 PM | Andersen Group (2065708) Subject BROWN ADVISORY INC (1345929) Filed by | Form SCHEDULE 13G/A | |
| 03/03/2026 1:46 PM | Andersen Group (2065708) Subject ROYCE & ASSOCIATES LP (906304) Filed by | Form SCHEDULE 13G/A | |
| 02/17/2026 8:01 AM | Andersen Group (2065708) Subject J. Goldman & Co LP (1412741) Filed by | Form SCHEDULE 13G | |
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| 02/17/2026 8:19 AM | Andersen Group (2065708) Subject DRIEHAUS CAPITAL MANAGEMENT LLC (938206) Filed by | Form SCHEDULE 13G | |
| 02/12/2026 8:14 AM | Andersen Group (2065708) Subject BROWN ADVISORY INC (1345929) Filed by | Form SCHEDULE 13G/A | |
| 02/05/2026 4:21 PM | Andersen Group (2065708) Subject BROWN ADVISORY INC (1345929) Filed by | Form SCHEDULE 13G | |
| 02/04/2026 3:13 PM | Andersen Group (2065708) Issuer Vorsatz Mark Lawrence (2071142) Reporting | Form 4 Statement of changes in beneficial ownership of securities | |
| 01/29/2026 10:30 AM | Andersen Group (2065708) Subject FRANKLIN RESOURCES INC (38777) Filed by | Form SCHEDULE 13G | |
| 01/20/2026 8:45 AM | Andersen Group (2065708) Subject ROYCE & ASSOCIATES LP (906304) Filed by | Form SCHEDULE 13G | |
| 01/07/2026 8:51 AM | Andersen Group (2065708) Subject JPMORGAN CHASE & CO (19617) Filed by JPMORGAN CHASE & CO (19617) Filed by JPMORGAN CHASE & CO (19617) Filed by JPMORGAN CHASE & CO (19617) Filed by | Form SCHEDULE 13G | |
| 12/22/2025 3:12 PM | Andersen Group (2065708) Issuer JOYCE JOHN R (1180451) Reporting | Form 4 Statement of changes in beneficial ownership of securities | |
| 12/22/2025 3:12 PM | Andersen Group (2065708) Filer | Form 8-K Current report pursuant to Section 13 or 15(d) | |
| 12/22/2025 3:14 PM | Andersen Group (2065708) Issuer OLSON RONALD L (1192668) Reporting | Form 4 Statement of changes in beneficial ownership of securities | |
| 12/22/2025 3:10 PM | Andersen Group (2065708) Issuer Nicolai John (2084214) Reporting | Form 4 Statement of changes in beneficial ownership of securities | |
| 12/22/2025 3:10 PM | Andersen Group (2065708) Issuer Gunderson Robert V JR (1302450) Reporting | Form 4 Statement of changes in beneficial ownership of securities | |
| 12/19/2025 4:00 PM | Andersen Group (2065708) Issuer Durable Capital Partners LP (1798849) Reporting | Form 4 Statement of changes in beneficial ownership of securities | |
| 12/19/2025 3:30 PM | Andersen Group (2065708) Issuer Durable Capital Partners LP (1798849) Reporting | Form 3 Initial statement of beneficial ownership of securities | |
| 12/17/2025 4:18 PM | Andersen Group (2065708) Filer | Form 424B4 | |
| 12/16/2025 11:15 PM | Andersen Group (2065708) Filer | Form EFFECT | |
| 12/16/2025 8:00 PM | Andersen Group (2065708) Issuer OLSON RONALD L (1192668) Reporting | Form 3 Initial statement of beneficial ownership of securities | |
| 12/16/2025 8:00 PM | Andersen Group (2065708) Issuer DePaoli Daniel (2084933) Reporting | Form 3 Initial statement of beneficial ownership of securities | |
| 12/16/2025 8:00 PM | Andersen Group (2065708) Issuer DECKELMAN WILLIAM L JR (1201537) Reporting | Form 3 Initial statement of beneficial ownership of securities | |
| 12/16/2025 8:00 PM | Andersen Group (2065708) Issuer Livingston Neal (2084931) Reporting | Form 3 Initial statement of beneficial ownership of securities | |
| 12/16/2025 8:00 PM | Andersen Group (2065708) Issuer Nicolai John (2084214) Reporting | Form 3 Initial statement of beneficial ownership of securities | |
| 12/16/2025 8:00 PM | Andersen Group (2065708) Issuer Coscia Peter (2084935) Reporting | Form 3 Initial statement of beneficial ownership of securities | |
| 12/16/2025 8:00 PM | Andersen Group (2065708) Issuer Pepin Dorice Elizabeth (2087745) Reporting | Form 3 Initial statement of beneficial ownership of securities | |
| 12/16/2025 8:00 PM | Andersen Group (2065708) Issuer JOYCE JOHN R (1180451) Reporting | Form 3 Initial statement of beneficial ownership of securities | |
| 12/16/2025 8:00 PM | Andersen Group (2065708) Issuer Karczewski Joseph (2084278) Reporting | Form 3 Initial statement of beneficial ownership of securities | |
| 12/16/2025 8:00 PM | Andersen Group (2065708) Issuer Gunderson Robert V JR (1302450) Reporting | Form 3 Initial statement of beneficial ownership of securities | |
| 12/16/2025 8:00 PM | Andersen Group (2065708) Issuer Vorsatz Mark Lawrence (2071142) Reporting | Form 3 Initial statement of beneficial ownership of securities | |
| 12/16/2025 4:25 PM | Andersen Group (2065708) Filer | Form S-8 Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans | |
| 12/15/2025 11:06 AM | Andersen Group (2065708) Filer | Form CERT | |
| 12/12/2025 3:17 PM | Andersen Group (2065708) Filer | Form 8-A12B | |
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| 12/08/2025 5:52 AM | Andersen Group (2065708) Filer | Form S-1/A | |
| 11/19/2025 4:16 PM | Andersen Group (2065708) Filer | Form S-1/A | |
| 09/19/2025 4:07 PM | Andersen Group (2065708) Filer | Form S-1 Registration statement under Securities Act of 1933 | |