Accelerant Holdings
Accelerant Holdings (ARX) Stock Ownership
Latest 13F position summary is not yet available — breakdown and tables fill in after filings publish (typically ~45 days after quarter end).
SEC 13F · FMP · ARX · as of —
Ownership Breakdown
Institutional data for this period is not yet available. SEC Form 13F filings are typically published 45 days after quarter end.
No institutional data available for this period.
Insider Buying vs Selling
ARX insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
2
Buy transactions
0
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Sternberg Matthew David COO, Risk Exchange | May 13, 2026 | Award | 279,329 | — | — | 618.0K | Form 4 ↗ |
Wainwright Simon director | May 13, 2026 | Award | 23,316 | — | — | 23.3K | Form 4 ↗ |
Talach David George Paul director | May 13, 2026 | Award | 23,316 | — | — | 23.3K | Form 4 ↗ |
Meriwether Karen Sue director | May 13, 2026 | Award | 11,658 | — | — | 21.4K | Form 4 ↗ |
Hasley Nancy director | May 13, 2026 | Award | 11,658 | — | — | 1.40M | Form 4 ↗ |
Little Paul Christopher director | May 13, 2026 | Award | 11,658 | — | — | 20.9K | Form 4 ↗ |
Green Jay Michael Chief Financial Officer | Mar 23, 2026 | Sale | 50,000 | $12.77 | $638.3K | 1.18M | Form 4 ↗ |
RADKE JEFFREY L Co-Founder, CEO | Mar 18, 2026 | Award | 300,171 | — | — | 333.7K | Form 4 ↗ |
ONeill Francis James Co-Founder, Chief U/W Officer | Mar 18, 2026 | Award | 128,644 | — | — | 7.36M | Form 4 ↗ |
Lee-Smith Christopher Co-Founder, Head of Distrib. | Mar 18, 2026 | Award | 128,644 | — | — | 17.78M | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Accelerant Holdings (ARX) is primarily owned by institutional investors, who hold approximately — of total shares outstanding. Company insiders own approximately —, while retail and public investors account for the remaining —.
A total of 0 institutional investors currently hold ARX stock, with a combined institutional value of approximately $0 as of the most recent 13F filing period.
Frequently asked questions
ARX ownershipAccelerant Holdings (ARX) is primarily owned by institutional investors, who hold approximately — of shares. The largest shareholder is — with a — stake. Company insiders hold —. Data sourced from SEC Form 13F as of —.