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Accelerant Holdings (ARX) CEO-linked LLC sells 80,000 shares in plan

(Very High)
(Negative)
Form Type
4

Rhea-AI Filing Summary

Accelerant Holdings reports that Co-Founder and CEO Jeffrey L. Radke, a more-than-10% owner, had affiliated entity Badly Bent LLC sell 80,000 Class A Common Shares on July 13, 2026 at a weighted-average price of $13.1762, under a Rule 10b5-1 trading plan adopted March 24, 2026. Following the transactions, Radke is reported with 333,652 shares held directly, 249,951 held in a spouse trust, and Badly Bent LLC holding 27,941,939 shares, with beneficial ownership in the indirect holdings disclaimed except for his pecuniary interest.

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Insider RADKE JEFFREY L
Role Co-Founder, CEO
Sold 80,000 shs ($1.05M)
Type Security Shares Price Value
Sale Class A Common Shares 80,000 $13.1762 $1.05M
holding Class A Common Shares -- -- --
holding Class A Common Shares -- -- --
Holdings After Transaction: Class A Common Shares — 27,941,939 shares (Indirect, By LLC); Class A Common Shares — 333,652 shares (Direct)
Footnotes (1)
  1. The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 24, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.755 to $13.49, 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. These securities are held directly by Badly Bent LLC. The Reporting Person is the manager of the sole member of Badly Bent LLC. The Reporting Person disclaims beneficial ownership over these securities, except to the extent of his pecuniary interest therein. These securities are held in trust for the benefit of the Reporting Person's spouse, who is the trustee of the trust. The Reporting Person disclaims beneficial ownership over these securities, except to the extent of his pecuniary interest therein.
Shares sold 80,000 Class A Common Shares Open-market sale by Badly Bent LLC on July 13, 2026
Weighted average sale price $13.1762 per share Average price for the 80,000 shares sold on July 13, 2026
Sale price range $12.755 to $13.49 per share Range of prices across multiple sale transactions on July 13, 2026
Badly Bent LLC holdings after sale 27,941,939 Class A Common Shares Shares held indirectly through Badly Bent LLC following the reported sale
Direct holdings 333,652 Class A Common Shares Shares held directly by Jeffrey L. Radke after the reported transactions
Spouse trust holdings 249,951 Class A Common Shares Shares held in a trust for Radke’s spouse after the reported transactions
Rule 10b5-1 trading plan regulatory
"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan"
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.
weighted average price financial
"The price reported in Column 4 is a weighted average price."
Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.
beneficial ownership financial
"The Reporting Person disclaims beneficial ownership over these securities, except to the extent of his pecuniary interest"
Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.
pecuniary interest financial
"disclaims beneficial ownership over these securities, except to the extent of his pecuniary interest therein."

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FAQ

What insider share sale did Accelerant Holdings (ARX) disclose for Jeffrey L. Radke?

Accelerant Holdings disclosed that Badly Bent LLC, an entity associated with CEO Jeffrey L. Radke, sold 80,000 Class A Common Shares on July 13, 2026. The sale was executed in open-market transactions at a $13.1762 weighted-average price.

At what prices were the Accelerant Holdings (ARX) shares sold in this Form 4?

The Form 4 reports a $13.1762 weighted-average sale price for the 80,000 shares. Individual trades occurred in multiple transactions at prices ranging from $12.755 to $13.49 per share, inclusive, on July 13, 2026.

Was the Accelerant Holdings (ARX) insider sale made under a Rule 10b5-1 plan?

Yes. The filing states the sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Jeffrey L. Radke on March 24, 2026. Such plans allow pre-arranged trades to execute according to preset instructions regardless of later market conditions.

How many Accelerant Holdings (ARX) shares are held by Badly Bent LLC after the sale?

After the reported transactions, Badly Bent LLC holds 27,941,939 Class A Common Shares of Accelerant Holdings. Radke is described as managing the LLC’s sole member and disclaims beneficial ownership except to the extent of his pecuniary interest.

What direct and trust holdings does Jeffrey L. Radke report in Accelerant Holdings (ARX)?

Jeffrey L. Radke reports 333,652 Class A shares held directly and 249,951 shares held in a trust for his spouse. For the spouse’s trust, he disclaims beneficial ownership except for any pecuniary interest he may have in those securities.
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
X
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
RADKE JEFFREY L

(Last)(First)(Middle)
UNIT 106, WINDWARD 3
REGATTA OFFICE PARK, WEST BAY ROAD

(Street)
GRAND CAYMANKY1-1108

(City)(State)(Zip)

CAYMAN ISLANDS

(Country)
2. Issuer Name and Ticker or Trading Symbol
Accelerant Holdings [ ARX ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirectorX10% Owner
XOfficer (give title below)Other (specify below)
Co-Founder, CEO
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
07/13/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Class A Common Shares07/13/2026S80,000(1)D$13.1762(2)27,941,939IBy LLC(3)
Class A Common Shares249,951IBy Trust(4)
Class A Common Shares333,652D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 24, 2026.
2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.755 to $13.49, 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.
3. These securities are held directly by Badly Bent LLC. The Reporting Person is the manager of the sole member of Badly Bent LLC. The Reporting Person disclaims beneficial ownership over these securities, except to the extent of his pecuniary interest therein.
4. These securities are held in trust for the benefit of the Reporting Person's spouse, who is the trustee of the trust. The Reporting Person disclaims beneficial ownership over these securities, except to the extent of his pecuniary interest therein.
Remarks:
/s/ Robert L. Villasenor, attorney-in-fact for Jeffrey L Radke07/14/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)