ONeill Francis James 4
4 · Accelerant Holdings · Filed Jun 29, 2026
Research Summary
AI-generated summary of this filing
Accelerant (ARX) Co-Founder Francis O'Neill Sells 147,000 Shares
What Happened
- Francis O'Neill, Co-Founder and Chief Underwriting Officer of Accelerant Holdings (ARX), sold a total of 147,000 shares in two open-market transactions. On 2026-06-25 he sold 73,500 shares for a weighted average price of $13.06 (proceeds ≈ $959,778). On 2026-06-26 he sold another 73,500 shares for a weighted average price of $13.18 (proceeds ≈ $968,899). Combined proceeds are approximately $1.93 million. These were sales (not purchases), often routine and executed under a pre-established plan.
Key Details
- Transaction dates: 2026-06-25 (73,500 sh), 2026-06-26 (73,500 sh) — all sales (S).
- Weighted average prices reported: $13.06 (6/25 sale) and $13.18 (6/26 sale).
- Price ranges (multiple executions): 6/25 sale ranged $12.79–$13.25; 6/26 sale ranged $12.8750–$13.78 (report provides weighted averages; exact per-trade breakdown available on request per footnotes).
- Proceeds: ≈ $959,778 (6/25) and ≈ $968,899 (6/26); total ≈ $1.93M.
- Shares owned after transaction: Not specified in the provided Form 4 excerpt.
- Footnotes: Sales were made pursuant to a Rule 10b5-1 trading plan adopted March 23, 2026 (footnote F1). Weighted-average/price-range details noted in footnotes F2 and F3.
- Filing timeliness: Form 4 filed 2026-06-29 for transactions on 6/25–6/26; the filing does not indicate a late report.
Context
- These were open-market sales executed under a 10b5-1 plan, which typically means the trades were pre-planned and not contemporaneous discretionary sales by the insider. For retail investors, purchases generally convey stronger positive signal than routine sales; this filing documents routine insider liquidity rather than an acquisition or option exercise.
Insider Transaction Report
Form 4
ONeill Francis James
Co-Founder, Chief U/W Officer
Transactions
- Sale
Class A Common Shares
[F1][F2]2026-06-25$13.06/sh−73,500$959,778→ 6,976,625 total(indirect: By Famed Ventures Limited) - Sale
Class A Common Shares
[F1][F3]2026-06-26$13.18/sh−73,500$968,899→ 6,903,125 total(indirect: By Famed Ventures Limited)
Holdings
- 166,644
Class A Common Shares
Footnotes (3)
- [F1]The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 23, 2026.
- [F2]The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.79 to $13.25, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.
- [F3]The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.8750 to $13.78, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.
Signature
/s/ Robert L. Villasenor, attorney-in-fact for Francis James O'Neill|2026-06-29