EcoR1 Capital, LLC made 12 transactions for Aktis Oncology, Inc. ($AKTS) on Jan 13, 2026 | Average Insider

Aktis Oncology, Inc. ($AKTS)

Accession: 0000935836-26-000031

Jan 13, 2026

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52W Low$16.80

Current$19.5021.8% above low, 78.2% below high

52W High$29.16

Filing Information

Accession Number	0000935836-26-000031
Form Type	4
Filing Date	Jan 13, 2026
Document Date	Jan 12, 2026
Document	View SEC Filing

Transactions

12

Total Shares

19,775,881

Total Value

$39,999,996.00

P&L

+8.3% (+$3,333,333.00)

Transactions

Name	Title	Security	Derivative	Transaction Date	Type	Shares	Price	Total Cost	Shares After	Direct/Indirect	Nature of Ownership	Actions
EcoR1 Capital, LLC	Director	Common Stock	—	Jan 12, 2026	Conversion	2,270,879	—	—	2,270,879	Indirect	See Note	View Details
EcoR1 Capital, LLC	Director	Common Stock	—	Jan 12, 2026	Conversion	202,862	—	—	202,862	Indirect	See Note	View Details
EcoR1 Capital, LLC	Director	Common Stock	—	Jan 12, 2026	Conversion	128,506	—	—	128,506	Indirect	See Note	View Details
EcoR1 Capital, LLC	Director	Common Stock	—	Jan 12, 2026	Purchase	2,077,779	$18.00	$37,400,022.00	4,348,658	Indirect	See Note	View Details
EcoR1 Capital, LLC	Director	Common Stock	—	Jan 12, 2026	Purchase	144,443	$18.00	$2,599,974.00	347,305	Indirect	See Note	View Details
EcoR1 Capital, LLC	Director	Series A Redeemable Convertible Preferred Stock (Common Stock)	Derivative	Jan 12, 2026	Conversion	9,913,810	—	—	0	Indirect	See note	View Details
EcoR1 Capital, LLC	Director	Series A Redeemable Convertible Preferred Stock (Common Stock)	Derivative	Jan 12, 2026	Conversion	997,299	—	—	0	Indirect	See note	View Details
EcoR1 Capital, LLC	Director	Series A Redeemable Convertible Preferred Stock (Common Stock)	Derivative	Jan 12, 2026	Conversion	488,891	—	—	0	Indirect	See note	View Details
EcoR1 Capital, LLC	Director	Series B Redeemable Convertible Preferred Stock (Common Stock)	Derivative	Jan 12, 2026	Conversion	2,397,500	—	—	0	Indirect	See note	View Details
EcoR1 Capital, LLC	Director	Series B Redeemable Convertible Preferred Stock (Common Stock)	Derivative	Jan 12, 2026	Conversion	102,500	—	—	0	Indirect	See note	View Details
EcoR1 Capital, LLC	Director	Class A Common Stock (Common Stock)	Derivative	Jan 12, 2026	Conversion	965,190	—	—	965,190	Indirect	See note	View Details
EcoR1 Capital, LLC	Director	Class A Common Stock (Common Stock)	Derivative	Jan 12, 2026	Conversion	86,222	—	—	86,222	Indirect	See Note	View Details

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