Autolus Therapeutics plc (AUTL) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

270,845,783Shares Outstanding

57,521,418Shares held by institutions

$86,857,341Value of institutional holdings

51.38%Institutional ownership %

3.55%Shares Changed QoQ

87No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Recent 13F filings as of December 2025 show that 87 institutional investors hold a position in Autolus Therapeutics plc (NASDAQ:AUTL).

Institutional ownership in Autolus Therapeutics edged down to 51.4% in December 2025, compared to 53.4% in September 2025.
The company experienced a 3.55% quarterly change in institutional shares held, alongside a decrease of 20.18% in total owners annually.
Among the 87 institutional holders of Autolus Therapeutics, 38 added to their stakes while 27 trimmed their positions and 22 held steady.
The total number of shares held by institutions in Autolus Therapeutics increased to 139.16Mn as of December 2025, a net change of up by 4.77Mn shares quarter on quarter, and down 29.18Mn shares year over year.
With 30.01Mn shares, MAK CAPITAL ONE LLC commands the largest institutional position in Autolus Therapeutics as of December 31, 2025, equating to 11.08% of the company.
Among the most significant buyers of Autolus Therapeutics during December 2025 were MAK CAPITAL ONE LLC (3.99Mn), BNP Paribas Asset Management Holding S.A. (3.36Mn), ARMISTICE CAPITAL, LLC (1.90Mn), SCHRODER INVESTMENT MANAGEMENT GROUP (1.06Mn), UBS Group AG (466.44K).
Leading sellers of Autolus Therapeutics stock in December 2025 included CITADEL ADVISORS LLC (4.88Mn), RENAISSANCE TECHNOLOGIES LLC (1.78Mn), GOLDMAN SACHS GROUP INC (466.00K), MARSHALL WACE, LLP (371.68K), Quadrature Capital Ltd (314.92K).
The top 10 institutional holders of Autolus Therapeutics for the quarter ending December 2025 included MAK CAPITAL ONE LLC (30.01Mn), Blackstone Inc. (20.49Mn), ARMISTICE CAPITAL, LLC (17.50Mn), Syncona Portfolio Ltd (16.64Mn), Tetragon Partners GP Ltd (9.50Mn), SCHRODER INVESTMENT MANAGEMENT GROUP (9.49Mn), Frazier Life Sciences Management, L.P. (4.62Mn), BlackRock, Inc. (3.69Mn), BNP Paribas Asset Management Holding S.A. (3.36Mn), Laurion Capital Management LP (3.32Mn).

87 Institutional Holders

57,521,418 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
MAK CAPITAL ONE LLC	31 Dec, 2025	30,005,343	3,987,727	15.33%	$59,710,633.00
Blackstone Inc.	31 Dec, 2025	20,485,611	0	0.00%	$40,766,366.00
ARMISTICE CAPITAL, LLC	31 Dec, 2025	17,500,000	1,900,000	12.18%	$34,825,000.00
Syncona Portfolio Ltd	31 Dec, 2025	16,640,720	0	0.00%	$33,115,033.00
Tetragon Partners GP Ltd	31 Dec, 2025	9,500,000	0	0.00%	$18,905,000.00
SCHRODER INVESTMENT MANAGEMENT GROUP	31 Dec, 2025	9,489,345	1,056,092	12.52%	$18,694,010.00
Frazier Life Sciences Management, L.P.	31 Dec, 2025	4,623,324	0	0.00%	$9,200,415.00
BlackRock, Inc.	31 Dec, 2025	3,685,825	211,050	6.07%	$7,334,792.00
BNP Paribas Asset Management Holding S.A.	31 Dec, 2025	3,361,156	3,361,156	0.00%	$6,689.00
Laurion Capital Management LP	31 Dec, 2025	3,316,626	0	0.00%	$6,600,086.00
RENAISSANCE TECHNOLOGIES LLC	31 Dec, 2025	3,105,404	-1,775,968	-36.38%	$6,179,754.00
BANK OF AMERICA CORP /DE/	31 Dec, 2025	1,960,766	-68,827	-3.39%	$3,901,924.00
ACADIAN ASSET MANAGEMENT LLC	31 Dec, 2025	1,804,117	-49,305	-2.66%	$3,580.00
MORGAN STANLEY	31 Dec, 2025	1,397,251	183,478	15.12%	$2,780,530.00
Atle Fund Management AB	31 Dec, 2025	1,169,634	0	0.00%	$2,327,571.00
CITADEL ADVISORS LLC	31 Dec, 2025	1,159,791	-4,884,452	-80.81%	$2,307,984.00
Cetera Investment Advisers	31 Dec, 2025	1,099,750	298,500	37.25%	$2,188,503.00
JPMORGAN CHASE & CO	31 Dec, 2025	979,275	76,207	8.44%	$1,948,757.00
UBS Group AG	31 Dec, 2025	877,100	466,438	113.58%	$1,745,429.00
Alphabet Inc.	31 Dec, 2025	698,262	0	0.00%	$1,389,541.00

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