$AUTL

$1.53 -$0.01 (0.65%) Close

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

Ownership

13F as of Q2 2026 · 266.2M shares outstanding

Who owns AUTL?

By type of holder

Institutions 49.6% Insiders 0.0% Everyone else 50.4%

Concentration Top 10 holders own 48.5%

Mak Capital One LLC 12.6% · Blackstone Inc. 7.7%

Institutional ownership

49.6%

-0.9 pts vs last qtr

Institutional holders

-3 vs last qtr

Net shares bought

−2.4M

by institutions in Q2 2026

New / sold out

9 / 12

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Millennium Management LLC +1.0M
Morgan Stanley +319.0K

Biggest sellers in Q2 2026

Schroder Investment Management Group −1.7M
Armistice Capital, LLC −800.0K

Who is planning to sell?

Notices of proposed sale, last 12 months

$15.7K

1 notice from 1 person

Shares covered

6.7K

0.00% of the company

Arranged in advance

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Piccina Cintia Officer $15.7K

Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2019–FY2025

+518.0%

+35.47% a year

Each share's claim on the business

−83.8%

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+ years19% 3–5 years48% 1–3 years27% Under 1 year5%

Quarterly turnover

2.9%

of institutional shares changed hands

Top 10 managers, median time held

4.3 years

Super Investors

Investment managers reporting AUTL on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
MC Mak Capital One LLC	33.6M	12.63%	Unchanged	2025	7.5%
Shares held by quarter Peak holding33.6M (Q1'26) Change over 8 quarters+33.6M Share of the company12.630% Mak Capital One LLC's full portfolio →
B Blackstone Inc.	20.5M	7.70%	Unchanged	2021	0.1%
Shares held by quarter Peak holding20.5M (Q3'24) Change over 8 quarters0 Share of the company7.700% Blackstone Inc.'s full portfolio →

Mak Capital One LLC

33.6M

% of company

12.63%

Change vs last qtr

Unchanged

Held since

2025

Blackstone Inc.

20.5M

% of company

7.70%

Change vs last qtr

Unchanged

Held since

2021

28 more super investors behind a free account

See every manager holding Autolus Therapeutics PLC, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting AUTL on Form N-PORT; together they hold 0.7% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
IB iShares Biotechnology ETF iShares Trust	$2.29M	1.4M	0.54%	0.03%	June 30, 2026
BH BlackRock Health Sciences Term Trust BlackRock Health Sciences Term Trust	$188K	136.0K	0.05%	0.02%	March 31, 2026

iShares Biotechnology ETF

iShares Trust

Position value

$2.29M

% of company

0.54%

% of the fund

0.03%

As of

June 30, 2026

BlackRock Health Sciences Term Trust

Position value

$188K

% of company

0.05%

% of the fund

0.02%

As of

March 31, 2026

9 more funds behind a free account

See every fund holding Autolus Therapeutics PLC 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
PG PPF Group a.s. 5%+ holder 13D · 5.6%	14.8M	5.55%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company5.550% Disclosed stake13D · 5.6% View the 13D/G filing →

PPF Group a.s.

5%+ holder13D · 5.6%

14.8M

% of company

5.55%

Change vs last qtr

—

Held since

—

Comments