Summary
Updated Aug 30, 2026
Helen Susan Kim files SEC Form 4 reports at Aktis Oncology, Inc. (AKTS). 1 SEC Form 4 filing on record, dated 12 January 2026. Most recent open-market trade: bought $406K of AKTS on 12 January 2026. Lifetime open-market purchases: $15.03M.
Recent Transactions
4Every recent SEC Form 4 transaction Helen Susan Kim has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Helen Susan Kim files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- EcoR1 Capital, LLC - $40.00M of AKTS open-market activity in the last 12 months
- Ansbert Gadicke - $20.03M of AKTS open-market activity in the last 12 months
- MPM BIOVENTURES 2018, L.P. - $20.03M of AKTS open-market activity in the last 12 months
- Vida Ventures II, LLC - $15.03M of AKTS open-market activity in the last 12 months
- Todd Foley - $4.19M of AKTS open-market activity in the last 12 months
- Akos Czibere - $1.39M of AKTS open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Helen Susan Kim?
Helen Susan Kim is a corporate insider of Aktis Oncology, Inc. (AKTS). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Helen Susan Kim last file a Form 4?
The only primary Form 4 on record is dated 12 January 2026.
Has Helen Susan Kim been buying or selling stock?
Recorded transactions: 2 open-market purchases ($15.03M) and 0 open-market sales across all tracked filings.
Where can I see all of Helen Susan Kim's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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