$STK

$54.38 +$1.56 (2.95%) Close

$STK Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 17.7M shares outstanding

Who owns STK?

By type of holder

Institutions 18.7% Insiders 0.0% Everyone else 81.3%

Concentration Top 10 holders own 12.2%

Wells Fargo & Company/mn 2.3% · Morgan Stanley 2.2%

Institutional ownership

18.7%

+1.6 pts vs last qtr

Institutional holders

100

+21 vs last qtr

Net shares bought

+274.8K

by institutions in Q2 2026

New / sold out

26 / 5

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Advisory Solutions Group, LLC NEW +160.9K
Morgan Stanley +73.9K

Biggest sellers in Q2 2026

Shaker Financial Services, LLC −85.1K
Bank Of America Corp /de/ −53.1K

Who is planning to sell?

No insider has filed a notice of proposed sale (Form 144) for Columbia Seligman Premium Technology Growth Fund Inc in the last 12 months.

Is your stake being diluted?

There are not yet two fiscal years of reported share counts for Columbia Seligman Premium Technology Growth Fund Inc.

How patient are the owners?

Institutional shares by how long they've been held

5+ years61% 3–5 years5% 1–3 years9% Under 1 year25%

Quarterly turnover

12.3%

of institutional shares changed hands

Top 10 managers, median time held

5 years

Super Investors

Investment managers reporting STK on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
WF Wells Fargo & Company/mn	399.4K	2.26%	−4.9K (−1.2%)	≤2021	0.0%
Shares held by quarter Peak holding422.4K (Q2'25) Change over 8 quarters+39.6K Share of the company2.260% Wells Fargo & Company/mn's full portfolio →
MS Morgan Stanley	385.4K	2.18%	+73.9K (+23.7%)	≤2021	0.0%
Shares held by quarter Peak holding385.4K (Q2'26) Change over 8 quarters+114.7K Share of the company2.180% Morgan Stanley's full portfolio →

Wells Fargo & Company/mn

399.4K

% of company

2.26%

Change vs last qtr

−4.9K (−1.2%)

Held since

≤2021

Morgan Stanley

385.4K

% of company

2.18%

Change vs last qtr

+73.9K (+23.7%)

Held since

≤2021

28 more super investors behind a free account

See every manager holding Columbia Seligman Premium Technology Growth Fund Inc, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting STK on Form N-PORT; together they hold 1.4% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
IC Invesco CEF Income Composite ETF Invesco Exchange-Traded Fund Trust II	$9.11M	163.3K	0.92%	1.10%	May 31, 2026
CS Cohen & Steers Closed-End Opportunity Fund, Inc. Cohen & Steers Closed-End Opportunity Fund, Inc.	$2.42M	45.0K	0.25%	0.64%	June 30, 2026

Invesco CEF Income Composite ETF

Invesco Exchange-Traded Fund Trust II

Position value

$9.11M

% of company

0.92%

% of the fund

1.10%

As of

May 31, 2026

Cohen & Steers Closed-End Opportunity Fund, Inc.

Position value

$2.42M

% of company

0.25%

% of the fund

0.64%

As of

June 30, 2026

1 more funds behind a free account

See every fund holding Columbia Seligman Premium Technology Growth Fund Inc and how much of the fund the position is.

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