Ken Herrmann

Executive

Insider activity · 24 months0 buys3 salesCumulative net flow

Nov 24 · 0 buys · 0 salesDec 24 · 0 buys · 0 salesJan 25 · 0 buys · 0 salesFeb 25 · 0 buys · 0 salesMar 25 · 0 buys · 0 salesApr 25 · 0 buys · 0 salesMay 25 · 0 buys · 0 salesJun 25 · 0 buys · 0 salesJul 25 · 0 buys · 0 salesAug 25 · 0 buys · 0 salesSept 25 · 0 buys · 0 salesOct 25 · 0 buys · 0 salesNov 25 · 0 buys · 0 salesDec 25 · 0 buys · 0 salesJan 26 · 0 buys · 0 salesFeb 26 · 0 buys · 0 salesMar 26 · 0 buys · 0 salesApr 26 · 0 buys · 0 salesMay 26 · 0 buys · 0 salesJun 26 · 0 buys · 0 salesJul 26 · 0 buys · 3 salesAug 26 · 0 buys · 0 salesSept 26 · 0 buys · 0 salesOct 26 · 0 buys · 0 sales

Total declarations

Company

▲ Purchases (0 ops.)

—

▼ Sales (3 ops.)

€172k

Latest filing published 21 Jul 2026 for AKTIS ONCOLOGY, INC., €245.

Filing timeline

BuySale

Ken Herrmann

Insider track record

Disclosed buys

Disclosed sells

Not enough buy signals with a settled T+90 horizon to measure a track record yet.

Signal history

Ken Herrmann: trading record in brief

Ken Herrmann appears in our data through filings on Aktis Oncology, Inc. shares, published by SEC (Form 4). We count 6 filings; the first trade dates from 17 July 2026 and the latest from 20 July 2026.

No open-market purchase appears, only 3 sales worth €172k. Besides market trades, the filings include 3 option exercises.

The latest filing, published on 21 July 2026, reports an option exercise of €245 in Aktis Oncology, Inc. Typically, a trade is published a median of 1 day after it takes place. For comparison, the SEC allows two business days to file a Form 4. Keep in mind that insiders sell for many reasons unrelated to the outlook, from tax bills to estate planning. Every figure here comes from the filings published by SEC (Form 4) and describes the past, not future prices; it is not investment advice.