AKTS - Aktis Oncology, Inc.

Insider Purchase by Ecor1 Capital, LLC (Dir)

3 Months
After Trade
Before Trade

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Trade Summary

1 month ago, Ecor1 Capital, LLC, serving as Dir at Aktis Oncology, Inc. (AKTS), purchased 2,222,222 shares at $18.00 per share, for a total transaction value of $39,999,996.00. Following this transaction, Ecor1 Capital, LLC now holds 347,305 shares of AKTS.

This purchase represents a 119.00% decrease in Ecor1 Capital, LLC's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Monday, January 12, 2026 and publicly disclosed via SEC Form 4 filing on Monday, January 12, 2026, meaning the disclosure happened on the same day as the trade.

Ecor1 Capital, LLC

Ecor1 Capital, LLC

Dir

EcoR1 Capital, LLC is a San Francisco-based biotech-focused investment firm founded in 2012 or 2013 by Oleg Nodelman, who serves as its Founder and Portfolio Manager.[[1]](https://www.ecor1cap.com/team-members/oleg-nodelman)[[2]](https://www.insidermonkey.com/hedge-fund/ecor1+capital/832/)[[3]](https://www.ecor1cap.com/about) The firm specializes in investing across all stages of research and development in the biotechnology sector, particularly in healthcare, life sciences, and oncology, with a patient-driven ethos that emphasizes exceptional management, strong science, and innovative therapeutics.[[1]](https://www.ecor1cap.com/team-members/oleg-nodelman)[[2]](https://www.insidermonkey.com/hedge-fund/ecor1+capital/832/)[[3]](https://www.ecor1cap.com/about) It manages discretionary assets of approximately $5 billion as reported in early 2024, with a portfolio value around $2-4 billion in recent filings, featuring top holdings such as Zymeworks Inc., AnaptysBio, Inc., and Apellis Pharmaceuticals.[[2]](https://www.insidermonkey.com/hedge-fund/ecor1+capital/832/)[[6]](https://fintel.io/i/ecor1-capital-llc)[[7]](https://whalewisdom.com/filer/ecor1-capital-llc) EcoR1 Capital, LLC operates from 357 Tehama Street, Floor 3, San Francisco, CA, and has established itself as a significant player in biotech investing, holding board positions or significant ownership in companies like Zymeworks (as Director and 10% Owner), AnaptysBio, and Galapagos through its leadership.[[1]](https://www.ecor1cap.com/team-members/oleg-nodelman)[[5]](https://www.gurufocus.com/insider/43801/ecor1-capital,-llc) The firm recently traded as a Director at Aktis Oncology, Inc. (AKTS), reflecting its active involvement in oncology-related investments.[user query context] With over 30 holdings and a concentrated top-10 portfolio allocation, EcoR1 supports advancements in treatments for cancer, immunology, and autoimmune diseases.[[6]](https://fintel.io/i/ecor1-capital-llc)[[7]](https://whalewisdom.com/filer/ecor1-capital-llc)

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Trade Price

$18.00

Quantity

2,222,222

Total Value

$39,999,996.00

Shares Owned

347,305

Trade Date

Monday, January 12, 2026

41 days ago

SEC Filing Date

Monday, January 12, 2026

About Aktis Oncology, Inc.

Company Overview

No company information available
View news mentioning AKTS

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