Vault-13

AUTOLUS THERAPEUTICS PLC AUTL

SPON ADS · ADR · CUSIP 05280R100 · ISIN US05280R1005

Company in London, United Kingdom

89 institutional holders -7 vs Q3 2025
139,404,364139.4m shares reported held*
$277.2mreported value*
10 new 25 added 29 reduced 19 sold out net sold ≈ $5.9m (-2.9m shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable. Implied quarter-end price ≈ $1.99. Options: 4 managers hold calls ($583.1k notional), 1 hold puts ($19.9k).

Trends to Q4 2025

Institutional holders

Managers reporting a position, each quarter

050100150Q3 22: 67Q4 22: 72Q1 23: 66Q2 23: 70Q3 23: 72Q4 23: 100Q1 24: 121Q2 24: 112Q3 24: 102Q4 24: 111Q1 25: 96Q2 25: 95Q3 25: 96Q4 25: 8989Q3 22Q2 23Q1 24Q4 24Q4 25
Numbers
QuarterHolders
Q3 202267
Q4 202272
Q1 202366
Q2 202370
Q3 202372
Q4 2023100
Q1 2024121
Q2 2024112
Q3 2024102
Q4 2024111
Q1 202596
Q2 202595
Q3 202596
Q4 202589

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
1000100Q1 24: 73 bought or addedQ1 24: 33 cut or sold outQ2 24: 54 bought or addedQ2 24: 54 cut or sold outQ2 24Q3 24: 37 bought or addedQ3 24: 52 cut or sold outQ4 24: 52 bought or addedQ4 24: 45 cut or sold outQ4 24Q1 25: 37 bought or addedQ1 25: 55 cut or sold outQ2 25: 50 bought or addedQ2 25: 46 cut or sold outQ2 25Q3 25: 47 bought or addedQ3 25: 34 cut or sold outQ4 25: 35 bought or addedQ4 25: 48 cut or sold outQ4 25
Numbers
QuarterBought or addedCut or sold out
Q1 20247333
Q2 20245454
Q3 20243752
Q4 20245245
Q1 20253755
Q2 20255046
Q3 20254734
Q4 20253548

Calls vs puts

Options held, notional value, last 4 quarters. P/C = puts ÷ calls

CallsPuts
$0$200k$400k$600kQ1 25 calls: $86.6kQ1 25 puts: $145.1kQ1 25P/C 1.68Q2 25 calls: $84.0kQ2 25 puts: $130.9kQ2 25P/C 1.56Q3 25 calls: $487.5kQ3 25 puts: $98.1kQ3 25P/C 0.20Q4 25 calls: $583.1kQ4 25 puts: $19.9kQ4 25P/C 0.03
Numbers
QuarterCallsPutsP/C
Q1 2025$86.6k$145.1k1.68
Q2 2025$84.0k$130.9k1.56
Q3 2025$487.5k$98.1k0.20
Q4 2025$583.1k$19.9k0.03

Biggest buyers

MAK CAPITAL ONE LLC Added +3,987,727+4.0m
BNP PARIBAS ASSET MANAGEMENT Holding S.A. New +3,361,156+3.4m
ARMISTICE CAPITAL, LLC Added +1,900,000+1.9m
SCHRODER INVESTMENT MANAGEMENT GROUP Added +1,056,092+1.1m
UBS Group AG Added +466,438+466.4k
SUSQUEHANNA INTERNATIONAL GROUP, LLP Added +363,159+363.2k
Point72 Asset Management, L.P. New +305,359+305.4k
Cetera Investment Advisers Added +298,500+298.5k
BlackRock, Inc. Added +211,050+211.1k
MORGAN STANLEY Added +183,478+183.5k

Biggest sellers

CITADEL ADVISORS LLC Reduced -4,884,452-4.9m
Deep Track Capital, LP Sold out -2,568,613-2.6m
RENAISSANCE TECHNOLOGIES LLC Reduced -1,775,968-1.8m
Affinity Asset Advisors, LLC Sold out -1,750,000-1.8m
JPMORGAN CHASE & CO Reduced -826,861-826.9k
Perpetual Ltd Sold out -481,081-481.1k
GOLDMAN SACHS GROUP INC Reduced -466,004-466.0k
MILLENNIUM MANAGEMENT LLC Sold out -391,833-391.8k
MARSHALL WACE, LLP Reduced -371,675-371.7k
Quadrature Capital Ltd Reduced -314,922-314.9k

Biggest calls

GROUP ONE TRADING LLC Reduced $409.3k205.7k shares
CITADEL ADVISORS LLC Added $109.3k54.9k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP New $34.4k17.3k shares
SIMPLEX TRADING, LLC Reduced $30.0k15.1k shares

Biggest puts

SUSQUEHANNA INTERNATIONAL GROUP, LLP Reduced $19.9k10.0k shares

Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.

Major shareholders (over 5%)

Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.

HolderStakeChangeShares Last filed
MAK Capital Fund LP 13G · exempt (held before listing) +1.3 pts · filed 2026-05-15 12.6% +1.3 pts 33.6m 2026-05-15
Syncona Portfolio Ltd 13G · exempt (held before listing) filed 2025-05-07 10.8% 28.8m 2025-05-07
ARMISTICE CAPITAL, LLC 13G · institution -0.3 pts · filed 2026-08-14 5.6% -0.3 pts 15.0m 2026-08-14
PPF Group a.s. 13D · may seek influence filed 2026-08-28
Stated purposeItem 4 of the Schedule 13D is hereby amended and supplemented to include the following: The transactions described in this Amendment No. 11 were undertaken solely to effect an internal reorganization of the PPF group of companies. Such transactions did not involve any change in the ultimate beneficial ownership of, or the ultimate voting or dispositive power over, the Ordinary Shares reported herein, and were not undertaken with any purpose of, or with the effect of, changing or influencing control of the Issuer. Other than as described herein, the Reporting Persons do not have any current plans or proposals which relate to or would result in any of the actions described in subparagraphs (a) through (j) above. Full filing
5.6% 14.8m 2026-08-28

Insider purchases and sales in Q4 2025

Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.

None reported in Q4 2025.

Holders, Q4 2025

#ManagerLocationShares Value% of their portfolioChangeShares change
1 MAK CAPITAL ONE LLC 8.03% of their portfolio NEW YORK, NY 30,005,34330.0m $59.7m $59.7m 8.03% Added +4.0m +3,987,727
2 Blackstone Inc. 0.18% of their portfolio NEW YORK, NY 20,485,61120.5m $40.8m $40.8m 0.18% Unchanged
3 ARMISTICE CAPITAL, LLC 0.85% of their portfolio NEW YORK, NY 17,500,00017.5m $34.8m $34.8m 0.85% Added +1.9m +1,900,000
4 Syncona Portfolio Ltd 96.48% of their portfolio St Peter Port, Guernsey, X0 16,640,72016.6m $33.1m $33.1m 96.48% Unchanged
5 Tetragon Partners GP Ltd 3.99% of their portfolio GRAND CAYMAN, E9 9,500,0009.5m $18.9m $18.9m 3.99% Unchanged
6 SCHRODER INVESTMENT MANAGEMENT GROUP 0.01% of their portfolio London, X0 9,489,3459.5m $18.7m $18.7m 0.01% Added +1.1m +1,056,092
7 Frazier Life Sciences Management, L.P. 0.25% of their portfolio PALO ALTO, CA 4,623,3244.6m $9.2m $9.2m 0.25% Unchanged
8 BlackRock, Inc. 0.00% of their portfolio New York, NY 3,685,8253.7m $7.3m $7.3m 0.00% Added +211.1k +211,050
9 BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.01% of their portfolio Paris, I0 3,361,1563.4m $6.7m $6.7m 0.01% New
10 Laurion Capital Management LP 0.45% of their portfolio NEW YORK, NY 3,316,6263.3m $6.6m $6.6m 0.45% Unchanged
11 RENAISSANCE TECHNOLOGIES LLC 0.01% of their portfolio NEW YORK, NY 3,105,4043.1m $6.2m $6.2m 0.01% Reduced -1.8m -1,775,968
12 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 1,960,7662.0m $3.9m $3.9m 0.00% Reduced -68.8k -68,827
13 ACADIAN ASSET MANAGEMENT LLC 0.01% of their portfolio Boston, MA 1,804,1171.8m $3.6m $3.6m 0.01% Reduced -49.3k -49,305
14 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 1,397,2511.4m $2.8m $2.8m 0.00% Added +183.5k +183,478
15 Atle Fund Management AB 0.74% of their portfolio STOCKHOLM, V7 1,169,6341.2m $2.3m $2.3m 0.74% Unchanged
16 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 1,159,7911.2m $2.3m $2.3m 0.00% Reduced -4.9m -4,884,452
17 Cetera Investment Advisers 0.00% of their portfolio SCHAUMBURG, IL 1,099,7501.1m $2.2m $2.2m 0.00% Added +298.5k +298,500
18 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 979,275979.3k $1.9m $1.9m 0.00% Reduced -826.9k -826,861
19 UBS Group AG 0.00% of their portfolio ZURICH, V8 877,100877.1k $1.7m $1.7m 0.00% Added +466.4k +466,438
20 Alphabet Inc. 0.05% of their portfolio Mountain View, CA 698,262698.3k $1.4m $1.4m 0.05% Unchanged
21 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 681,000681.0k $1.4m $1.4m 0.00% Reduced -193.5k -193,474
22 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio BALA CYNWYD, PA 598,987599.0k $1.2m $1.2m 0.00% Added +363.2k +363,159
23 Hennion & Walsh Asset Management, Inc. 0.03% of their portfolio Parsippany, NJ 453,828453.8k $903.1k $903.1k 0.03% Added +33.2k +33,247
24 Privium Fund Management B.V. 0.12% of their portfolio AMSTERDAM, P7 326,245326.2k $649.2k $649.2k 0.12% Added +17.4k +17,408
25 Point72 Asset Management, L.P. 0.00% of their portfolio STAMFORD, CT 305,359305.4k $607.7k $607.7k 0.00% New
26 EDENTREE ASSET MANAGEMENT Ltd 0.18% of their portfolio LONDON, X0 300,000300.0k $594.0k $594.0k 0.18% Unchanged
27 TUDOR INVESTMENT CORP ET AL 0.00% of their portfolio STAMFORD, CT 282,113282.1k $561.4k $561.4k 0.00% Added +75.5k +75,460
28 MARSHALL WACE, LLP 0.00% of their portfolio LONDON, X0 270,277270.3k $537.9k $537.9k 0.00% Reduced -371.7k -371,675
29 Aubrey Capital Management Ltd 0.18% of their portfolio EDINBURGH, X0 225,201225.2k $445.0k $445.0k 0.18% Reduced -9.3k -9,253
30 Diametric Capital, LP 0.11% of their portfolio BOSTON, MA 199,922199.9k $397.8k $397.8k 0.11% Reduced -57.3k -57,310
31 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 197,083197.1k $392.2k $392.2k 0.00% Reduced -34.0k -34,049
32 Erste Asset Management GmbH 0.00% of their portfolio VIENNA, C4 195,000195.0k $364.6k $364.6k 0.00% Unchanged
33 DAFNA Capital Management LLC 0.08% of their portfolio LOS ANGELES, CA 179,316179.3k $356.8k $356.8k 0.08% Unchanged
34 Arizona PSPRS Trust 0.01% of their portfolio PHOENIX, AZ 150,000150.0k $298.5k $298.5k 0.01% New
35 HighPoint Advisor Group LLC 0.01% of their portfolio DOWNERS GROVE, IL 139,800139.8k $278.2k $278.2k 0.01% Added +51.5k +51,500
36 Rathbones Group PLC 0.00% of their portfolio Liverpool, X0 130,000130.0k $258.7k $258.7k 0.00% Added +65.0k +65,000
37 XTX Topco Ltd 0.01% of their portfolio LONDON, X0 129,246129.2k $257.2k $257.2k 0.01% Reduced -128.1k -128,115
38 Caitong International Asset Management Co., Ltd 0.06% of their portfolio HONG KONG, K3 123,279123.3k $245.3k $245.3k 0.06% Added +94.9k +94,873
39 Clearstead Advisors, LLC 0.00% of their portfolio CLEVELAND, OH 121,107121.1k $241.0k $241.0k 0.00% Unchanged
40 GSA CAPITAL PARTNERS LLP 0.02% of their portfolio LONDON, X0 119,546119.5k $238.0k $238.0k 0.02% New
41 NANO CAP NEW MILLENNIUM GROWTH FUND L P 0.19% of their portfolio STATEN ISLAND, NY 112,500112.5k $223.9k $223.9k 0.19% First filing
42 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 110,578110.6k $220.1k $220.1k 0.00% Reduced -53.7k -53,736
43 Leonteq Securities AG 0.01% of their portfolio ZURICH, V8 100,000100.0k $199.0k $199.0k 0.01% Unchanged
44 OpenArc Corporate Advisory, LLC 0.00% of their portfolio ATLANTA, GA 84,85084.8k $168.9k $168.9k 0.00% First filing
45 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 81,82881.8k $162.8k $162.8k 0.00% Reduced -1.3k -1,290
46 SG Americas Securities, LLC 0.00% of their portfolio NEW YORK, NY 66,67866.7k $133.0k $133.0k 0.00% Added +26.2k +26,241
47 TWO SIGMA SECURITIES, LLC 0.02% of their portfolio NEW YORK, NY 66,57966.6k $132.5k $132.5k 0.02% New
48 SIMPLEX TRADING, LLC 0.00% of their portfolio CHICAGO, IL 57,91957.9k $115.3k $115.3k 0.00% Added +44.4k +44,366
49 Avanza Fonder AB 0.00% of their portfolio STOCKHOLM, V7 53,52253.5k $106.5k $106.5k 0.00% Unchanged
50 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 51,64251.6k $102.8k $102.8k 0.00% Added +13.6k +13,593
51 MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio Toronto, A6 49,86449.9k $99.2k $99.2k 0.00% Added +11.4k +11,445
52 Scientech Research LLC 0.06% of their portfolio JERSEY CITY, NJ 48,57248.6k $96.7k $96.7k 0.06% New
53 LPL Financial LLC 0.00% of their portfolio FORT MILL, SC 42,62542.6k $84.8k $84.8k 0.00% Reduced -91.4k -91,400
54 Quadrature Capital Ltd 0.00% of their portfolio LONDON, X0 42,34142.3k $84.3k $84.3k 0.00% Reduced -314.9k -314,922
55 China Universal Asset Management Co., Ltd. 0.00% of their portfolio SHANGHAI, F4 32,68732.7k $65.0k $65.0k 0.00% Reduced -2.5k -2,470
56 RHUMBLINE ADVISERS 0.00% of their portfolio BOSTON, MA 32,25132.3k $64.2k $64.2k 0.00% Added +15.9k +15,870
57 PRELUDE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio NEW YORK, NY 32,00832.0k $63.7k $63.7k 0.00% Reduced -39.2k -39,153
58 Federation des caisses Desjardins du Quebec 0.00% of their portfolio LEVIS, A8 31,32831.3k $62.3k $62.3k 0.00% New
59 COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS 0.00% of their portfolio HARRISBURG, PA 30,09530.1k $59.9k $59.9k 0.00% Reduced -27.7k -27,666
60 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 27,74927.7k $55.2k $55.2k 0.00% Reduced -466.0k -466,004
61 FOREFRONT WEALTH MANAGEMENT INC. 0.04% of their portfolio MALVERN, PA 26,87026.9k $53.5k $53.5k 0.04% Unchanged
62 R Squared Ltd 0.02% of their portfolio HONG KONG, K3 26,66026.7k $53.1k $53.1k 0.02% Reduced -3.8k -3,816
63 Delaney Dennis R 0.02% of their portfolio BOSTON, MA 24,00024.0k $47.8k $47.8k 0.02% Unchanged
64 SmartHarvest Portfolios, LLC 0.01% of their portfolio SEATTLE, WA 21,36521.4k $42.5k $42.5k 0.01% First filing
65 OSAIC HOLDINGS, INC. 0.00% of their portfolio SCOTTSDALE, AZ 20,07420.1k $39.9k $39.9k 0.00% Added +500 +500
66 Vanguard Personalized Indexing Management, LLC 0.00% of their portfolio OAKLAND, CA 17,74717.7k $35.3k $35.3k 0.00% Reduced -2.4k -2,413
67 DUMONT & BLAKE INVESTMENT ADVISORS LLC 0.01% of their portfolio PRINCETON, NJ 15,00015.0k $30.0k $30.0k 0.01% Unchanged
68 SIH Partners, LLLP 0.00% of their portfolio Wilmington, DE 14,88714.9k $29.6k $29.6k 0.00% Added +4.0k +4,027
69 Independent Advisor Alliance 0.00% of their portfolio CHARLOTTE, NC 13,88513.9k $27.6k $27.6k 0.00% New
70 GAMMA Investing LLC 0.00% of their portfolio FOSTER CITY, CA 10,18510.2k $20.3k $20.3k 0.00% Added +774 +774
71 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 10,00010.0k $20.0k $20.0k 0.00% Reduced -11.9k -11,897
72 WEALTH EFFECTS LLC 0.01% of their portfolio BOSTON, MA 10,00010.0k $19.9k $19.9k 0.01% Reduced -6.0k -6,000
73 Icon Wealth Advisors, LLC 0.00% of their portfolio HOUSTON, TX 10,00010.0k $19.9k $19.9k 0.00% New
74 Mirae Asset Global Investments Co., Ltd. 0.00% of their portfolio SEOUL, M5 9,7489.7k $19.4k $19.4k 0.00% Added +2.0k +1,994
75 Tower Research Capital LLC (TRC) 0.00% of their portfolio NEW YORK, NY 8,4498.4k $16.8k $16.8k 0.00% Reduced -1.8k -1,819
76 TrinityBridge Ltd 0.00% of their portfolio LONDON, X0 6,3006.3k $13.0k $13.0k 0.00% Unchanged
77 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 5,9435.9k $11.8k $11.8k 0.00% Added +2.1k +2,086
78 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 4,7824.8k $9.5k $9.5k 0.00% Added +2.1k +2,106
79 GF FUND MANAGEMENT CO. LTD. 0.00% of their portfolio GUANGZHOU, F4 3,9413.9k $7.8k $7.8k 0.00% Reduced -320 -320
80 Garton & Associates Financial Advisors LLC 0.00% of their portfolio LOUISVILLE, KY 600600 $1.2k $1.2k 0.00% First filing
81 Daiwa Securities Group Inc. 0.00% of their portfolio CHIYODA-KU,TOKYO, M0 575575 $1.0k $1.0k 0.00% Unchanged
82 CALDWELL SUTTER CAPITAL, INC. 0.00% of their portfolio SAUSALITO, CA 500500 $995 $995 0.00% Unchanged
83 MAI Capital Management 0.00% of their portfolio INDEPENDENCE, OH 189189 $377 $377 0.00% Reduced -3.9k -3,909
84 EverSource Wealth Advisors, LLC 0.00% of their portfolio BIRMINGHAM, AL 163163 $324 $324 0.00% Reduced -1.5k -1,502
85 Byrne Asset Management LLC 0.00% of their portfolio KINGSTON, NJ 100100 $199 $199 0.00% Reduced -125 -125
86 SageView Advisory Group, LLC 0.00% of their portfolio Newport Beach, CA 7575 $150 $150 0.00% New
87 Allworth Financial LP 0.00% of their portfolio FOLSOM, CA 5050 $100 $100 0.00% Unchanged
88 SBI Securities Co., Ltd. 0.00% of their portfolio TOKYO, M0 5050 $100 $100 0.00% Reduced -1 -1
89 HUNTINGTON NATIONAL BANK 0.00% of their portfolio COLUMBUS, OH 11 $2 $2 0.00% Unchanged