| 05/08/2026 10:22 AM | Columbia Seligman Premium Technology Growth Fund (1471420) Filer | Form 8-K Current report pursuant to Section 13 or 15(d) | |
| 04/27/2026 1:07 PM | Columbia Seligman Premium Technology Growth Fund (1471420) Filer | Form DEF 14A | |
| 04/01/2026 7:37 AM | Columbia Seligman Premium Technology Growth Fund (1471420) Issuer Wiley Christie M (2124746) Reporting | Form 3 Initial statement of beneficial ownership of securities | |
| 03/19/2026 11:37 AM | Columbia Seligman Premium Technology Growth Fund (1471420) Filer | Form 8-K Current report pursuant to Section 13 or 15(d) | |
| 03/10/2026 2:11 PM | Columbia Seligman Premium Technology Growth Fund (1471420) Filer | Form N-CEN Annual Report for Registered Investment Companies | |
| 02/26/2026 12:26 PM | Columbia Seligman Premium Technology Growth Fund (1471420) Filer | Form NPORT-P Monthly Portfolio Investments Report on Form NPORT | |
| 02/06/2026 10:09 AM | Columbia Seligman Premium Technology Growth Fund (1471420) Filer | Form 8-K Current report pursuant to Section 13 or 15(d) | |
| 02/04/2026 10:09 AM | Bender Victoria K (2108867) Reporting Columbia Seligman Premium Technology Growth Fund (1471420) Issuer | Form 3 Initial statement of beneficial ownership of securities | |
| 01/05/2026 12:16 PM | Columbia Seligman Premium Technology Growth Fund (1471420) Issuer Lukitsh Nancy Therese (2066393) Reporting | Form 3 Initial statement of beneficial ownership of securities | |
| 12/16/2025 6:56 AM | Carlton Pamela G (1449984) Reporting Columbia Seligman Premium Technology Growth Fund (1471420) Issuer | Form 4 Statement of changes in beneficial ownership of securities | |
| 11/26/2025 7:01 AM | Columbia Seligman Premium Technology Growth Fund (1471420) Filer | Form NPORT-P Monthly Portfolio Investments Report on Form NPORT | |
| 11/07/2025 2:19 PM | Columbia Seligman Premium Technology Growth Fund (1471420) Filer | Form 8-K Current report pursuant to Section 13 or 15(d) | |
| 09/04/2025 2:23 PM | Columbia Seligman Premium Technology Growth Fund (1471420) Filer | Form N-CSRS | |
| 08/22/2025 11:26 AM | Columbia Seligman Premium Technology Growth Fund (1471420) Filer | Form NPORT-P Monthly Portfolio Investments Report on Form NPORT | |
| 08/21/2025 12:53 PM | Columbia Seligman Premium Technology Growth Fund (1471420) Filer | Form N-PX Annual Report of Proxy Voting Record of Registered Management Investment Company | |
| 08/08/2025 9:53 AM | Columbia Seligman Premium Technology Growth Fund (1471420) Filer | Form 8-K Current report pursuant to Section 13 or 15(d) | |
| 07/18/2025 8:29 AM | COLUMBIA ACORN TRUST (2110) Filer Columbia Credit Income Opportunities Fund (2041900) Filer Columbia ETF Trust I (1551950) Filer Columbia ETF Trust II (1450501) Filer COLUMBIA FUNDS SERIES TRUST (1097519) Filer COLUMBIA FUNDS SERIES TRUST I (773757) Filer Columbia Funds Series Trust II (1352280) Filer COLUMBIA FUNDS VARIABLE INSURANCE TRUST (815425) Filer COLUMBIA FUNDS VARIABLE SERIES TRUST (929521) Filer Columbia Funds Variable Series Trust II (1413032) Filer Columbia Seligman Premium Technology Growth Fund (1471420) Filer TRI-CONTINENTAL Corp (99614) Filer | Form 40-17G | |
| 06/24/2025 12:04 PM | Columbia Seligman Premium Technology Growth Fund (1471420) Filer | Form 8-K Current report pursuant to Section 13 or 15(d) | |
| 05/27/2025 8:04 AM | Columbia Seligman Premium Technology Growth Fund (1471420) Filer | Form NPORT-P Monthly Portfolio Investments Report on Form NPORT | |