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CIK 0001997350 · Non-accelerated filer<br>Emerging growth company

Accelerant Holdings

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Ticker
ARX
Exchange
NYSE
Industry
Insurance Agents, Brokers & Service
FY end
Dec 31
Incorporated
Cayman Islands
Entity type
operating
EIN
981753044
Phone
(302) 658-7581
Business address
P.O. BOX 309 UGLAND HOUSE, GRAND CAYMAN, Cayman Islands, KY1-1044
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$10,631
in 1 filing

Net −$10,631. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. Meriwether Karen Sue −$11K Director sold 3% of stake
Date Insider Transaction Shares Price Value Owned after
2026-08-21 Meriwether Karen Sue Director Sale −542 $19.62 $11K 20,868
2026-08-13 Hasley Nancy Director Sale 10b5-1 −20,489 $19.56 $401K 1,341,834
2026-08-11 ONeill Francis James Co-Founder, Chief U/W Officer Sale 10b5-1 −89,219 $12.41 $1.1M 6,369,290
2026-08-10 ONeill Francis James Co-Founder, Chief U/W Officer Sale 10b5-1 −63,616 $12.07 $768K 6,458,509
2026-08-10 RADKE JEFFREY L Co-Founder, CEO Sale 10b5-1 −80,000 $12.09 $967K 27,591,939
2026-08-03 RADKE JEFFREY L Co-Founder, CEO Sale 10b5-1 −80,000 $12.06 $965K 27,671,939
2026-07-28 ONeill Francis James Co-Founder, Chief U/W Officer Sale 10b5-1 −104,647 $14.56 $1.5M 6,522,125
2026-07-27 ONeill Francis James Co-Founder, Chief U/W Officer Sale 10b5-1 −110,467 $14.63 $1.6M 6,626,772
2026-07-27 RADKE JEFFREY L Co-Founder, CEO Sale 10b5-1 −80,000 $14.63 $1.2M 27,767,162
2026-07-27 RADKE JEFFREY L Co-Founder, CEO Sale 10b5-1 −15,223 $14.45 $220K 27,751,939
2026-07-27 Sternberg Matthew David COO, Risk Exchange Sale 10b5-1 −17,568 $14.64 $257K 596,482
2026-07-23 Sternberg Matthew David COO, Risk Exchange Shares withheld for taxes 10b5-1 −3,910 $13.77 $54K 614,050
2026-07-20 RADKE JEFFREY L Co-Founder, CEO Sale 10b5-1 −80,000 $13.51 $1.1M 27,847,162
2026-07-17 RADKE JEFFREY L Co-Founder, CEO Sale 10b5-1 −14,777 $14.30 $211K 27,927,162
2026-07-15 ONeill Francis James Co-Founder, Chief U/W Officer Sale 10b5-1 −82,767 $12.71 $1.1M 6,737,239
2026-07-14 ONeill Francis James Co-Founder, Chief U/W Officer Sale 10b5-1 −83,119 $12.84 $1.1M 6,820,006
2026-07-13 RADKE JEFFREY L Co-Founder, CEO Sale 10b5-1 −80,000 $13.18 $1.1M 27,941,939
2026-07-06 RADKE JEFFREY L Co-Founder, CEO Sale 10b5-1 −80,000 $13.33 $1.1M 28,021,939
2026-06-29 RADKE JEFFREY L Co-Founder, CEO Sale 10b5-1 −80,000 $12.87 $1.0M 28,101,939
2026-06-26 ONeill Francis James Co-Founder, Chief U/W Officer Sale 10b5-1 −73,500 $13.18 $969K 6,903,125

Page 1 of 6 · 101 trades