By CapitalSnitch Research Desk · updated Oct 11, 2026 · data from SEC filings and official Congress disclosures
ARX insiders were on both sides of the trade this year. Buys came to roughly $1.9 million (six buyers), sales to $21.6 million (six sellers).
The largest purchase came from RADKE JEFFREY L (CEO), about $999,000. That includes C-suite money, which tends to get the most attention.
Looking at the quarterly pattern: 3 quarters in a row of net selling by insiders. Insiders bought in 2 of the last 7 full quarters. 116 investment managers listed ARX in their latest 13F filings (Q2 2026); more funds bought than sold.
Are insiders buying or selling ARX stock?
In the last 12 months Accelerant Holdings insiders made open-market purchases worth about $1.9 million and sales worth about $21.6 million. Data comes from SEC Form 4 filings, updated every 30 minutes on CapitalSnitch.
When was the last insider trade in ARX?
The most recent open-market insider trade in ARX was filed on 2026-08-25.
How many institutions own ARX?
116 investment managers reported holding ARX in SEC Form 13F filings for Q2 2026.
Has any member of Congress traded ARX?
No congressional trades in ARX were reported in the past two years. The full list is free on CapitalSnitch.
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Public-record data for research and education, not investment advice. Insider sales are often pre-planned (10b5-1).
Congress data: Data derived from public disclosures filed under the Ethics in Government Act and the STOCK Act, republished free for public transparency and news reporting. Disclosures may lag the trade by 45 days or more and show amounts only as ranges. This data may not be used for credit rating, loan underwriting, solicitation of money (political, charitable or other), direct-mail or commercial targeting (5 U.S.C. 13107).