$ALP

$3.00 -$0.02 (0.66%) Live

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

Ownership

13F as of Q2 2026 · 1.6M shares outstanding

Who owns ALP?

By type of holder

Institutions 100.0% Insiders 0.0% Everyone else 0.0%

Concentration Top 10 holders own 194.1%

Jane Street Group, LLC 79.5% · Shay Capital LLC 23.2%

Institutional ownership

100.0%

0 pts vs last qtr

Institutional holders

-5 vs last qtr

Net shares bought

−941.8K

by institutions in Q2 2026

New / sold out

5 / 10

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Jane Street Group, LLC +1.2M
Cambridge Investment Research Advisors, Inc. NEW +370.8K

Biggest sellers in Q2 2026

Sabby Management, LLC SOLD OUT −2.1M
Shay Capital LLC −253.3K

Who is planning to sell?

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

Is your stake being diluted?

Diluted share count, FY2016–FY2018

+12.5%

+6.05% a year

Each share's claim on the business

−11.1%

shrank without buying or selling a share

Diluted shares, split-adjusted

How patient are the owners?

Institutional shares by how long they've been held

5+ years0% 3–5 years0% 1–3 years2% Under 1 year98%

Quarterly turnover

70.1%

of institutional shares changed hands

Top 10 managers, median time held

1 quarter

Super Investors

Investment managers reporting ALP on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
SM Sabby Management, LLC	—	—	SOLD OUT	—	0.0%
Shares held by quarter Peak holding2.1M (Q1'26) Change over 8 quarters0 Sabby Management, LLC's full portfolio →
JS Jane Street Group, LLC	1.2M	79.53%	+1.2M (+10731.4%)	Q4 '25	0.0%
Shares held by quarter Peak holding1.2M (Q2'26) Change over 8 quarters+1.2M Share of the company79.530% Jane Street Group, LLC's full portfolio →

Sabby Management, LLC

—

% of company

—

Change vs last qtr

SOLD OUT

Held since

—

Jane Street Group, LLC

1.2M

% of company

79.53%

Change vs last qtr

+1.2M (+10731.4%)

Held since

Q4 '25

20 more super investors behind a free account

See every manager holding Alpha Compute Corp, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting ALP on Form N-PORT; together they hold 0.0% of the company

No fund reports holding ALP yet.

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
GH Gregory H. Bailey 5%+ holder 13D · 30.7%	508.8K	32.82%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company32.820% Disclosed stake13D · 30.7% View the 13D/G filing →
JM James Mellon 5%+ holder 13D · 16.7%	276.6K	17.85%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company17.850% Disclosed stake13D · 16.7% View the 13D/G filing →

Gregory H. Bailey

5%+ holder13D · 30.7%

508.8K

% of company

32.82%

Change vs last qtr

—

Held since

—

James Mellon

5%+ holder13D · 16.7%

276.6K

% of company

17.85%

Change vs last qtr

—

Held since

—

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