AKTS - Aktis Oncology, Inc.

Insider Purchase by Mpm Bioventures 2018, L.P. (10%)

3 Months
After Trade
Before Trade

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Trade Summary

2 months ago, Mpm Bioventures 2018, L.P., serving as 10% owner at Aktis Oncology, Inc. (AKTS), purchased 1,112,777 shares at $18.00 per share, for a total transaction value of $20,029,986.00. Following this transaction, Mpm Bioventures 2018, L.P. now holds 10,260,064 shares of AKTS.

This purchase represents a 12.00% increase in Mpm Bioventures 2018, L.P.'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 Wednesday, January 14, 2026, 2 days after the trade was made.

Aktis Oncology, Inc. operates in the HEALTHCARE sector, specifically within the BIOTECHNOLOGY industry. Insider buying activity in this sector can provide valuable signals about industry trends and company-specific developments.

Mpm Bioventures 2018, L.P.

Mpm Bioventures 2018, L.P.

10%

MPM Bioventures 2018, L.P. is a Delaware-incorporated venture capital fund based in Massachusetts, operating in the biotechnology investment sector with a fiscal year end of December 31.[[3]](https://www.sec.gov/Archives/edgar/data/1689375/000141588924029142/0001415889-24-029142-index.htm)[[7]](https://capedge.com/company/1729505/mpm-bioventures-2018-lp) The firm, managed through entities like MPM BioImpact LLC at 399 Boylston Street, Suite 1100, Boston, functions as a limited partnership focused on bioventures, as evidenced by its business address in Cambridge, MA.[[2]](https://www.sec.gov/Archives/edgar/data/1134657/000123191926000024/0001231919-26-000024-index.htm)[[5]](https://www.otcmarkets.com/filing/html?id=19051955&guid=cgt-kWYqxfK-B3h) As a 10% owner, MPM Bioventures 2018, L.P. has engaged in recent insider transactions at Aktis Oncology, Inc. (AKTS), including the issuance of 556,810 shares of common stock upon conversion on January 12, 2026.[[5]](https://www.otcmarkets.com/filing/html?id=19051955&guid=cgt-kWYqxfK-B3h)[[6]](https://whalewisdom.com/filing/mpm-bioventures-2018-lp-4-2026-01-14-181926-0500-akts) It has also been reported as a 10% owner in other biotech firms such as Dyne Therapeutics Inc., underscoring its role in significant equity holdings within the industry.[[1]](https://www.gurufocus.com/insider/131210/mpm-bioventures-2018-(b),-l.p.)

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Trade Price

$18.00

Quantity

1,112,777

Total Value

$20,029,986.00

Shares Owned

10,260,064

Trade Date

Monday, January 12, 2026

85 days ago

SEC Filing Date

Wednesday, January 14, 2026

Filed 2 days after trade

HEALTHCAREBIOTECHNOLOGY

About Aktis Oncology, Inc.

Company Overview

No company information available
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