| Filed On | Filing |
|---|---|
| 19 Sep 2025 |
Form 3: Columbia Management Investment ADVISERS, Llc, 10% owner · Columbia Credit Income Opportunities Fund
Holds 2,499,500 shares of Columbia Credit Income Opportunities Fund Class A |
| 23 Apr 2010 |
Form 3: Riversource Investments Llc, 10% owner and 1 other · MEMSIC Inc
Holds 2,864,504 shares of Common Stock |
| 24 Nov 2009 |
Form 3: Riversource Investments Llc, Issuer's investment adviser · Columbia Seligman Premium Technology Growth Fund Inc
Holds 5,250 shares of Seligman Premium Technology Growth Fund, Inc. (STK) |
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