Columbia Seligman Premium Technology Growth Fund, Inc. (STK) Insider Trading & SEC Filings

Updated Jul 16, 2026 · Last SEC filing 2025-12-16

Columbia Seligman Premium Technology Growth Fund, Inc. (STK) — no SEC Form 4 insider filings recorded in the last 90 days. 2 Form 8-K material event filings were reported by STK in the last 90 days. InsiderAlpha tracks every STK SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.

About Columbia Seligman Premium Technology Growth Fund, Inc. (STK)

SEC CIK	0001471420

90-Day SEC Filing Activity

Form 8-K filings (90d)	2
Latest Form 4 filing	2025-12-16

Recent STK Insider Transactions (Form 4)

Date	Insider	Role	Transaction	Shares	Price	Value	Filing
2025-12-15	Carlton Pamela G	Insider	P — Open-market purchase	100	$36.00	$4K	SEC
2025-09-04	Petersen Christopher O.	SVP Asst Secretary	S — Open-market sale	139	$31.91	$4K	SEC

All transactions sourced from SEC EDGAR Form 4 filings for Columbia Seligman Premium Technology Growth Fund, Inc. (STK). Updated in real time as new filings are submitted to the SEC.

Recent STK Form 8-K Material Events

2026-06-16 — Item 7.01 [SEC]
2026-05-08 — Item 7.01, 9.01 [SEC]
2026-03-19 — Item 7.01 · Other · neutral [SEC]
Columbia Seligman Premium Technology Growth Fund, Inc. issued a press release on March 19, 2026, disclosed via Item 7.01 Regulation FD. The specific content of the press release is not detailed in the 8-K excerpt provided, making it a routine disclosure filing.

Recent Insider Filings

2025-12-16 — Carlton Pamela G (Insider)
2025-09-04 — Petersen Christopher O. (SVP Asst Secretary)

Form 4 Transaction Code Reference

SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in STK insider filings:

P	Open-market purchase by the insider
S	Open-market sale by the insider
A	Grant, award, or other acquisition from the issuer
M	Exercise or conversion of derivative security (e.g. options)
F	Payment of exercise price or tax liability via share withholding
G	Bona-fide gift of securities
D	Disposition to the issuer (e.g. share buyback participation)
J	Other acquisition or disposition
X	Exercise of in-the-money or at-the-money derivative security
C	Conversion of derivative security
V	Transaction voluntarily reported earlier than required

STK Insider Trading — FAQ

What is the latest insider trade for STK?: Columbia Seligman Premium Technology Growth Fund, Inc. (STK) had 0 insider filings in the last 90 days, with the most recent on 2025-12-16. InsiderAlpha tracks every Form 4, 10-K, 10-Q, and 8-K filing in real time.
How many insiders are buying STK stock?: 0 insider purchases of STK were filed in the last 90 days.
How many insiders are selling STK stock?: 0 insider sales of STK were filed in the last 90 days.
Where can I see STK SEC filings (Form 4, 10-K, 10-Q, 8-K)?: InsiderAlpha aggregates every STK SEC filing — Form 4 insider transactions, 10-K and 10-Q quarterly reports, and 8-K material event disclosures — in one timeline.

Learn More

Open the live STK dashboard on InsiderAlpha for real-time alerts, charting, and full historical filing search.