$NSTR

$3.35 +$0.04 (1.21%) Close

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

Ownership

13F as of Q2 2026 · 6.7M shares outstanding

Who owns NSTR?

By type of holder

Institutions 100.0% Insiders 0.0% Everyone else 0.0%

Concentration Top 10 holders own 159.4%

Meteora Capital, LLC 28.3% · Adage Capital Partners GP, L.L.C. 21.4%

Institutional ownership

100.0%

0 pts vs last qtr

Institutional holders

+10 vs last qtr

Net shares bought

+1.9M

by institutions in Q2 2026

New / sold out

17 / 7

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Highbridge Capital Management LLC NEW +1.4M
Fort Baker Capital Management LP NEW +1.4M

Biggest sellers in Q2 2026

HighTower Advisors, LLC SOLD OUT −930.0K
First Trust Capital Management L.P. SOLD OUT −650.0K

Who is planning to sell?

No insider has filed a notice of proposed sale (Form 144) for Viking Acquisition Corp I in the last 12 months.

Is your stake being diluted?

There are not yet two fiscal years of reported share counts for Viking Acquisition Corp I.

How patient are the owners?

Institutional shares by how long they've been held

5+ years0% 3–5 years0% 1–3 years0% Under 1 year100%

Quarterly turnover

34.6%

of institutional shares changed hands

Top 10 managers, median time held

2 quarters

Super Investors

Investment managers reporting NSTR on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
MC Meteora Capital, LLC	1.9M	28.28%	+961.1K (+104.0%)	Q4 '25	1.6%
Shares held by quarter Peak holding1.9M (Q2'26) Change over 8 quarters+1.9M Share of the company28.280% Meteora Capital, LLC's full portfolio →
AC Adage Capital Partners GP, L.L.C.	1.4M	21.37%	−375.0K (−20.8%)	Q4 '25	0.0%
Shares held by quarter Peak holding1.8M (Q4'25) Change over 8 quarters+1.4M Share of the company21.370% Adage Capital Partners GP, L.L.C.'s full portfolio →

Meteora Capital, LLC

1.9M

% of company

28.28%

Change vs last qtr

+961.1K (+104.0%)

Held since

Q4 '25

Adage Capital Partners GP, L.L.C.

1.4M

% of company

21.37%

Change vs last qtr

−375.0K (−20.8%)

Held since

Q4 '25

28 more super investors behind a free account

See every manager holding Viking Acquisition Corp I, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting NSTR on Form N-PORT; together they hold 12.6% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
FT First Trust Merger Arbitrage Fund Investment Managers Series Trust II	$5.54M	558.4K	8.38%	0.35%	March 31, 2026
FT First Trust Multi-Strategy Fund Investment Managers Series Trust II	$851K	85.7K	1.29%	0.07%	March 31, 2026

First Trust Merger Arbitrage Fund

Investment Managers Series Trust II

Position value

$5.54M

% of company

8.38%

% of the fund

0.35%

As of

March 31, 2026

First Trust Multi-Strategy Fund

Investment Managers Series Trust II

Position value

$851K

% of company

1.29%

% of the fund

0.07%

As of

March 31, 2026

5 more funds behind a free account

See every fund holding Viking Acquisition Corp I and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
BS Bain Stewart Insider	150.8K	2.26%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company2.260% Bain Stewart's insider activity →
RR Reeves Robert George Insider	100	0.00%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.000% Reeves Robert George's insider activity →

Bain Stewart

Insider

150.8K

% of company

2.26%

Change vs last qtr

—

Held since

—

Reeves Robert George

Insider

100

% of company

0.00%

Change vs last qtr

—

Held since

—

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