MEDIUMOutside partyCustomer
30%
Risk Exchange Insurers
“10-K Item 1: 'Risk Exchange Insurers contributed 30% of total Exchange Written Premium'”
ARX · Concentration risk · 10-K extracted
Accelerant (ARX) concentration risks
Updated
The most significant concentration Accelerant discloses is Risk Exchange Insurers at 30%, classified MEDIUM by disclosed size. Below: the full set from the latest 10-K — verbatim quotes, filing references, and a synthesis of what these exposures mean together.
Model-generated analysis — not investment advice. Not a registered investment advisor. Past performance does not guarantee future results.
Show full disclosure ▾Hide full disclosure ▴
About TrendMatrix. TrendMatrix is a publisher of general securities research and market commentary. We publish on a regular schedule. All content is the same for every subscriber in a tier — we do not provide personalized investment advice and we do not take into account any individual subscriber's financial situation, investment objectives, risk tolerance, tax situation, or holdings.
Not investment advice. TrendMatrix is not a registered investment adviser. Our content is for informational and educational purposes only. Consult your own licensed investment adviser, broker, or tax professional before making any investment decision.
Conflicts and positions. The TrendMatrix editorial team frequently holds personal long-term positions in securities discussed. We disclose positions held at the time of publication on each piece. We maintain a trading-window policy: we do not initiate or close positions in the same direction as a TrendMatrix publication within 24 hours before or 72 hours after publication.
No paid promotion. TrendMatrix does not accept payment from any issuer, broker, or third party in exchange for coverage of any security. Our sole compensation is subscription revenue.
No fiduciary duty. No fiduciary, advisory, or agency relationship is created between you and TrendMatrix by reading our content or subscribing to our service.
Performance. Past performance is not indicative of future results. Performance figures reflect the published model only and do not reflect any individual subscriber's actual results.
Source: Accelerant’s SEC Form 10-K filed — view the filing on SEC EDGAR ↗
At a glance
Disclosed-size breakdown · 2 disclosed concentrations
HIGH0
MEDIUM2
LOW0
Disclosed concentrations
Each card carries a disclosed-size chip (HIGH / MEDIUM / LOW — how large the exposure is as a share of revenue, not how dangerous it is) and a nature tag: Built-in(the company’s own model, geography, or products) or Outside party (an external customer, supplier, or distributor it relies on).
MEDIUMBuilt-in & outside partyCustomer
29%
Owned and Mission Members
“10-K Item 1: 'these Members contributed $1.21 billion, in Exchange Written Premium, or 29% of our total Exchange Written Premium for that period'”
TrendMatrix Research · concentration synthesis
What these concentrations mean together
updated 2026-06-24The company's disclosed concentration profile reflects a moderately balanced split between two customer segments, both medium in disclosed size but distinct in character. Risk Exchange Insurers contributed 30% of total Exchange Written Premium, a medium-share exposure with a dependency character — these are external insurance carriers operating on the company's exchange platform, and their continued participation drives a meaningful portion of premium volume. Any shift in their willingness to underwrite on the platform, changes in capacity appetite, or competitive alternatives could reduce this contribution. The second segment — Owned and Mission Members — contributed $1.21 billion in Exchange Written Premium, representing 29% of total Exchange Written Premium, a medium-share exposure with a mixed character. These are members with a closer affiliation to the company's own ecosystem, suggesting a more durable relationship than purely external participants, though the filing acknowledges both the scale and the strategic importance of this group. Together, the two disclosures account for a combined majority of exchange premium, with both segments contributing at roughly comparable levels. The profile does not disclose any geographic, product-type, or supply-side concentration beyond these customer-segment claims. For investors, the key watch items are the retention and growth of Risk Exchange Insurer capacity on the platform and the continued engagement of Owned and Mission Members — since together these two groups underwrite a substantial share of the exchange's total volume, and disruption to either would be directly visible in written premium trends.
For the engine’s reasoning on ARX’s current verdict — including which dimensions drove the score — see the per-dimension breakdown.
Industry peers · Insurance Brokers
Peer concentration profile
| Symbol | Name | HIGH | MEDIUM | LOW | Total |
|---|---|---|---|---|---|
| ARX● | Accelerant Holdings | 0 | 2 | 0 | 2 |
| BWIN | The Baldwin Insurance Group, In | 0 | 1 | 1 | 2 |
| BRO | Brown & Brown, Inc. | 0 | 0 | 1 | 1 |
| AJG | Arthur J. Gallagher & Co. | 0 | 0 | 0 | 0 |
| AON | Aon plc | 0 | 0 | 0 | 0 |
| CRVL | CorVel Corp. | 0 | 0 | 0 | 0 |
Concentration counts reflect items disclosed in each peer’s most recent 10-K; disclosed-size classification uses TrendMatrix’s internal 10-K extraction taxonomy.