$PLUN

$10.13 -$0.03 (0.3%) Close

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

Ownership

13F as of Q2 2026 · 11.4M shares outstanding

Who owns PLUN?

By type of holder

Institutions 88.0% Everyone else 12.0%

No insider has reported a holding in the last two years, so insiders are counted in "Everyone else".

Concentration Top 10 holders own 52.1%

Highbridge Capital Management LLC 8.7% · Toronto Dominion Bank 6.8%

Institutional ownership

88.0%

+88.0 pts vs last qtr

Institutional holders

+38 vs last qtr

Net shares bought

+10.0M

by institutions in Q2 2026

New / sold out

38 / 0

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Highbridge Capital Management LLC NEW +992.1K
Toronto Dominion Bank NEW +773.6K

Biggest sellers in Q2 2026

None.

Who is planning to sell?

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

Is your stake being diluted?

There are not yet two fiscal years of reported share counts for Plutonian Acquisition Corp II.

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

—

of institutional shares changed hands

Top 10 managers, median time held

0 quarters

Super Investors

Investment managers reporting PLUN on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
HC Highbridge Capital Management LLC	992.1K	8.71%	NEW	Q2 '26	0.2%
Shares held by quarter Peak holding992.1K (Q2'26) Change over 8 quarters+992.1K Share of the company8.710% Highbridge Capital Management LLC's full portfolio →
TD Toronto Dominion Bank	773.6K	6.80%	NEW	Q2 '26	0.0%
Shares held by quarter Peak holding773.6K (Q2'26) Change over 8 quarters+773.6K Share of the company6.800% Toronto Dominion Bank's full portfolio →

Highbridge Capital Management LLC

992.1K

% of company

8.71%

Change vs last qtr

NEW

Held since

Q2 '26

Toronto Dominion Bank

773.6K

% of company

6.80%

Change vs last qtr

NEW

Held since

Q2 '26

23 more super investors behind a free account

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

Institutional Funds

Mutual funds and ETFs reporting PLUN on Form N-PORT; together they hold 1.7% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
DL Destinations Low Duration Fixed Income Fund Brinker Capital Destinations Trust	$1.01M	100.0K	0.88%	0.30%	August 31, 2026
RO RiverNorth Opportunities Fund Inc. Rivernorth Opportunities Fund Inc.	$507K	50.0K	0.44%	0.15%	June 30, 2026

Destinations Low Duration Fixed Income Fund

Brinker Capital Destinations Trust

Position value

$1.01M

% of company

0.88%

% of the fund

0.30%

As of

August 31, 2026

RiverNorth Opportunities Fund Inc.

Rivernorth Opportunities Fund Inc.

Position value

$507K

% of company

0.44%

% of the fund

0.15%

As of

June 30, 2026

3 more funds behind a free account

See every fund holding Plutonian Acquisition Corp II and how much of the fund the position is.

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