Accelerant Holdings (ARX) Superinvestor holders
9 of the superinvestors we track hold Accelerant Holdings (ARX) in their latest 13F filings, $24M in total.
Summary
The largest holder is Paul Marshall (Marshall Wace), with $13M, 0.0% of the portfolio.
In their latest quarter: 4 opened a new position, 3 added, 1 trimmed.
Who holds it
Each investor's latest 13F filing, largest stake first. What a 13F shows.
| Investor | Last change | Shares | Value | % of portfolio | Filed for |
|---|---|---|---|---|---|
| Paul Marshall Marshall Wace |
Trimmed | 1,109,675 | $13M | 0.0% | Q2 2026 |
| Brandon Haley Holocene Advisors |
New position | 300,000 | $4M | 0.0% | Q2 2026 |
| Jim Simons Renaissance Technologies |
Added | 296,100 | $3M | 0.0% | Q2 2026 |
| J. Carlo Cannell Cannell Capital |
Added | 171,080 | $2M | 1.4% | Q2 2026 |
| Chase Coleman Tiger Global Management |
Held | 75,000 | $879,000 | 0.0% | Q2 2026 |
| Ken Tropin Graham Capital Management |
Added | 20,001 | $234,412 | 0.0% | Q2 2026 |
| Alec Litowitz Magnetar Capital |
New position | 11,936 | $139,890 | 0.0% | Q2 2026 |
| Arrowstreet Capital | New position | 11,512 | $134,921 | 0.0% | Q2 2026 |
| Two Sigma Two Sigma Investments |
New position | 11,079 | $129,846 | 0.0% | Q2 2026 |
Holders by quarter
| Quarter | Superinvestors holding it |
|---|---|
| Q2 2026 | 9 |
| Q1 2026 | 9 |
| Q4 2025 | 7 |
| Q3 2025 | 11 |
Questions about Accelerant Holdings
Which superinvestors own Accelerant Holdings?
9 of the superinvestors we track hold Accelerant Holdings (ARX) in their latest 13F filings, $24M in total. Paul Marshall, Brandon Haley, Jim Simons, J. Carlo Cannell, Chase Coleman, Ken Tropin.
Who is the largest superinvestor holder of ARX?
The largest holder is Paul Marshall (Marshall Wace), with $13M, 0.0% of the portfolio.
From Accelerant Holdings's annual reports filed with the SEC (XBRL data), standardised by Investingly. Information only, not investment advice.