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Accelerant Holdings

ARX Mostly scheduled
CIK 0001997350 #1482 in the set updated 17 Sep 2026
Bought (120 mo)
$1.90M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$265.09M
$21.56M on a plan · $243.52M straight out of an exercise
Sold at will
$10.63K
1 of 29 sales
Net
−$263.20M
+$1.89M against sales at will

By person

13 insiders · 36 transactions
477×

Jeff Radke holds 477 times base salary in stock. $547.76M of shares against $1.15M in salary for 2025.

Salary from the company's own proxy. The shares are what Jeff Radke last reported holding, valued at $19.62, the price Class A Common Shares was last bought or sold at on the open market here, on 21 Aug 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Schwartz Keoni Andrew
Director
$243.52M (4) scheduled
−$243.52M
0
0.0000%
$0.00
ONeill Francis James
Co-Founder, Chief U/W Officer
$506.81K (1)
$11.00M (10) scheduled
−$10.49M
13,733,059
8.26%
$269.38M
+89.4%
RADKE JEFFREY L
Co-Founder, CEO
$999.37K (1)
$8.81M (10) scheduled
−$7.81M
27,925,591
16.80%
$547.76M
Hasley Nancy
Director
$10.50K (1)
$859.79K (2) scheduled
−$849.29K
1,342,334
0.8077%
$26.33M
Green Jay Michael
Chief Financial Officer
$638.29K (1) scheduled
−$638.29K
1,175,589
0.7074%
$23.06M
Lee-Smith Christopher
Co-Founder, Head of Distrib.
$197.24K (1)
+$197.24K
17,784,023
10.70%
$348.84M
+13,497%
Sternberg Matthew David
COO, Risk Exchange
$74.70K (1)
$257.21K (1) scheduled
−$182.51K
596,482
0.3589%
$11.70M
Gaynor Samuel
Director
$100.77K (1)
+$100.77K
7,500
0.0045%
$147.11K
Meriwether Karen Sue
Director
$7.95K (1)
$10.63K (1)
−$2.68K
20,868
0.0126%
$409.33K
Wainwright Simon
Director
23,316
0.0140%
$457.35K
Talach David George Paul
Director
23,316
0.0140%
$457.35K
Harrington Wendy Liisa
Director
23,315
0.0140%
$457.33K
Little Paul Christopher
Director
20,868
0.0126%
$409.33K
Insider
Date
Role
Action
Shares
Price
Amount
Hasley Nancy
13 Aug 2026
Director
Sold on a plan
20,489
$19.56
$400.84K
ONeill Francis James
11 Aug 2026
Co-Founder, Chief U/W Officer
Sold on a plan indirect
89,219
$12.41
$1.11M
RADKE JEFFREY L
10 Aug 2026
Co-Founder, CEO
Sold on a plan indirect
80,000
$12.09
$967.10K
ONeill Francis James
10 Aug 2026
Co-Founder, Chief U/W Officer
Sold on a plan indirect
63,616
$12.07
$767.67K
RADKE JEFFREY L
3 Aug 2026
Co-Founder, CEO
Sold on a plan indirect
80,000
$12.06
$964.53K
ONeill Francis James
28 Jul 2026
Co-Founder, Chief U/W Officer
Sold on a plan indirect
104,647
$14.56
$1.52M
Sternberg Matthew David
27 Jul 2026
COO, Risk Exchange
Sold on a plan
17,568
$14.64
$257.21K
RADKE JEFFREY L
27 Jul 2026
Co-Founder, CEO
Sold on a plan indirect
15,223
$14.45
$220.01K
RADKE JEFFREY L
27 Jul 2026
Co-Founder, CEO
Sold on a plan indirect
80,000
$14.63
$1.17M
ONeill Francis James
27 Jul 2026
Co-Founder, Chief U/W Officer
Sold on a plan indirect
110,467
$14.63
$1.62M
RADKE JEFFREY L
20 Jul 2026
Co-Founder, CEO
Sold on a plan indirect
80,000
$13.51
$1.08M
RADKE JEFFREY L
17 Jul 2026
Co-Founder, CEO
Sold on a plan indirect
14,777
$14.30
$211.28K
ONeill Francis James
15 Jul 2026
Co-Founder, Chief U/W Officer
Sold on a plan indirect
82,767
$12.71
$1.05M
ONeill Francis James
14 Jul 2026
Co-Founder, Chief U/W Officer
Sold on a plan indirect
83,119
$12.84
$1.07M
RADKE JEFFREY L
13 Jul 2026
Co-Founder, CEO
Sold on a plan indirect
80,000
$13.18
$1.05M
RADKE JEFFREY L
6 Jul 2026
Co-Founder, CEO
Sold on a plan indirect
80,000
$13.33
$1.07M
RADKE JEFFREY L
29 Jun 2026
Co-Founder, CEO
Sold on a plan indirect
80,000
$12.87
$1.03M
ONeill Francis James
26 Jun 2026
Co-Founder, Chief U/W Officer
Sold on a plan indirect
73,500
$13.18
$968.90K
ONeill Francis James
25 Jun 2026
Co-Founder, Chief U/W Officer
Sold on a plan indirect
73,500
$13.06
$959.78K
ONeill Francis James
23 Jun 2026
Co-Founder, Chief U/W Officer
Sold on a plan indirect
76,464
$13.11
$1.00M
RADKE JEFFREY L
23 Jun 2026
Co-Founder, CEO
Sold on a plan indirect
80,000
$13.11
$1.05M
Hasley Nancy
23 Jun 2026
Director
Sold on a plan
35,000
$13.11
$458.95K
ONeill Francis James
22 Jun 2026
Co-Founder, Chief U/W Officer
Sold on a plan indirect
70,536
$13.21
$931.58K
Green Jay Michael
23 Mar 2026
Chief Financial Officer
Sold on a plan
50,000
$12.77
$638.29K

What was left out

Form 4 filings counted 50
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 1
Sales on a Rule 10b5-1 plan 24
Sales straight out of an exercise 4
Sales at will 1
Transactions with no price 0
Shares from compensation/vesting 69,358,682
History held since 25 Jul 2025