Christopher O. Petersen is SVP & Asst Secretary of Columbia Seligman Premium Technology Growth Fund, Inc.. Currently has a direct ownership of 0 shares of STK, which is worth approximately $0. The most recent transaction as insider was on Sep 04, 2025, when has been sold 139 shares (Columbia Seligman Premium Technology Growth Fund, Inc.) at a price of $31.91 per share, resulting in proceeds of $4,435. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 0
100.0% 3M change
100.0% 12M change
Total Value Held $0

Christopher O. Petersen Transaction History

Date Transaction Value Shares Traded Shares Held Form
Sep 04 2025
SELL
Open market or private sale
$4,435 $31.91 p/Share
139 Reduced 100.0%
0 Columbia Seligman Prem...
Nov 17 2020
BUY
Open market or private purchase
$2,428 $24.28 p/Share
100 Added 50.0%
100 Columbia Seligman Prem...

Also insider at

TY
TRI-CONTINENTAL CORP Financial Services
COP

Christopher O. Petersen

SVP & Asst Secretary
Minneapolis, MN

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