ARX

Accelerant Holdings

Insider trading activity for Accelerant Holdings, straight from SEC Form 4 filings. Net figures below count open-market buys and sales only — grants, option exercises and tax withholding are excluded because they are compensation, not decisions to trade.

Past 3 months

-$15.6M

net selling

Bought(0 · 0 insiders): $0
Sold(18 · 5 insiders): $15.6M

Past 6 months

-$20.9M

net selling

Bought(0 · 0 insiders): $0
Sold(24 · 5 insiders): $20.9M

Past 12 months

-$19.7M

net selling

Bought(6 · 6 insiders): $1.9M
Sold(25 · 6 insiders): $21.6M

Transaction history

The 100 most recent Form 4 transactions.

Open in screener →

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
Aug 21	Meriwether Karen Sue	Director	SSELL	542	$19.62	$10.6K	-2.5%	Open the original filing on SEC.gov
Aug 13	Hasley Nancy	Director	SSELL◷	20,489	$19.56	$400.8K	-1.5%	Open the original filing on SEC.gov
Aug 11	ONeill Francis James	Co-Founder, Chief U/W…	SSELL◷	89,219	$12.41	$1.1M	-1.4%	Open the original filing on SEC.gov
Aug 10	ONeill Francis James	Co-Founder, Chief U/W…	SSELL◷	63,616	$12.07	$767.7K	-1.0%	Open the original filing on SEC.gov
Aug 10	Radke Jeffrey L	Co-Founder, CEO	SSELL◷	80,000	$12.09	$967.1K	-0.3%	Open the original filing on SEC.gov
Aug 3	Radke Jeffrey L	Co-Founder, CEO	SSELL◷	80,000	$12.06	$964.5K	-0.3%	Open the original filing on SEC.gov
Jul 28	ONeill Francis James	Co-Founder, Chief U/W…	SSELL◷	104,647	$14.56	$1.5M	-1.6%	Open the original filing on SEC.gov
Jul 27	Sternberg Matthew David	COO, Risk Exchange	SSELL◷	17,568	$14.64	$257.2K	-2.9%	Open the original filing on SEC.gov
Jul 27	Radke Jeffrey L	Co-Founder, CEO	SSELL◷	15,223	$14.45	$220K	<0.1%	Open the original filing on SEC.gov
Jul 27	Radke Jeffrey L	Co-Founder, CEO	SSELL◷	80,000	$14.63	$1.2M	-0.3%	Open the original filing on SEC.gov
Jul 27	ONeill Francis James	Co-Founder, Chief U/W…	SSELL◷	110,467	$14.63	$1.6M	-1.6%	Open the original filing on SEC.gov
Jul 23	Sternberg Matthew David	COO, Risk Exchange	FTAX◷	3,910	$13.77	$53.8K	-0.6%	Open the original filing on SEC.gov
Jul 20	Radke Jeffrey L	Co-Founder, CEO	SSELL◷	80,000	$13.51	$1.1M	-0.3%	Open the original filing on SEC.gov
Jul 17	Radke Jeffrey L	Co-Founder, CEO	SSELL◷	14,777	$14.30	$211.3K	<0.1%	Open the original filing on SEC.gov
Jul 15	ONeill Francis James	Co-Founder, Chief U/W…	SSELL◷	82,767	$12.71	$1.1M	-1.2%	Open the original filing on SEC.gov
Jul 14	ONeill Francis James	Co-Founder, Chief U/W…	SSELL◷	83,119	$12.84	$1.1M	-1.2%	Open the original filing on SEC.gov
Jul 13	Radke Jeffrey L	Co-Founder, CEO	SSELL◷	80,000	$13.18	$1.1M	-0.3%	Open the original filing on SEC.gov
Jul 6	Radke Jeffrey L	Co-Founder, CEO	SSELL◷	80,000	$13.33	$1.1M	-0.3%	Open the original filing on SEC.gov
Jun 29	Radke Jeffrey L	Co-Founder, CEO	SSELL◷	80,000	$12.87	$1M	-0.3%	Open the original filing on SEC.gov
Jun 26	ONeill Francis James	Co-Founder, Chief U/W…	SSELL◷	73,500	$13.18	$968.9K	-1.1%	Open the original filing on SEC.gov
Jun 25	ONeill Francis James	Co-Founder, Chief U/W…	SSELL◷	73,500	$13.06	$959.8K	-1.0%	Open the original filing on SEC.gov
Jun 23	ONeill Francis James	Co-Founder, Chief U/W…	SSELL◷	76,464	$13.11	$1M	-1.1%	Open the original filing on SEC.gov
Jun 23	Hasley Nancy	Director	SSELL◷	35,000	$13.11	$458.9K	-2.5%	Open the original filing on SEC.gov
Jun 23	Radke Jeffrey L	Co-Founder, CEO	SSELL◷	80,000	$13.11	$1M	-0.3%	Open the original filing on SEC.gov
Jun 22	ONeill Francis James	Co-Founder, Chief U/W…	SSELL◷	70,536	$13.21	$931.6K	-1.0%	Open the original filing on SEC.gov
May 13	Sternberg Matthew David	COO, Risk Exchange	AGRANT	279,329	—	—	+82.5%	Open the original filing on SEC.gov
May 13	Wainwright Simon	Director	AGRANT	23,316	—	—	—	Open the original filing on SEC.gov
May 13	Talach David George Paul	Director	AGRANT	23,316	—	—	—	Open the original filing on SEC.gov
May 13	Meriwether Karen Sue	Director	AGRANT	11,658	—	—	+119.5%	Open the original filing on SEC.gov
May 13	Hasley Nancy	Director	AGRANT	11,658	—	—	+0.8%	Open the original filing on SEC.gov
May 13	Little Paul Christopher	Director	AGRANT	11,658	—	—	+126.6%	Open the original filing on SEC.gov
Mar 23	Green Jay Michael	Chief Financial Officer	SSELL◷	50,000	$12.77	$638.3K	-4.1%	Open the original filing on SEC.gov
Mar 18	Radke Jeffrey L	Co-Founder, CEO	AGRANT	300,171	—	—	+896.5%	Open the original filing on SEC.gov
Mar 18	ONeill Francis James	Co-Founder, Chief U/W…	AGRANT	128,644	—	—	+1.8%	Open the original filing on SEC.gov
Mar 18	Lee-Smith Christopher	Co-Founder, Head of…	AGRANT	128,644	—	—	+0.7%	Open the original filing on SEC.gov
Mar 18	Sternberg Matthew David	COO, Risk Exchange	AGRANT	180,667	—	—	+114.4%	Open the original filing on SEC.gov
Mar 17	Green Jay Michael	Chief Financial Officer	FTAX	28,625	$11.63	$332.9K	-2.3%	Open the original filing on SEC.gov
Feb 2	Green Jay Michael	Chief Financial Officer	FTAX	200,637	$12.76	$2.6M	-13.8%	Open the original filing on SEC.gov
Dec 8, 2025	Meriwether Karen Sue	Director	PBUY	542	$14.67	$8K	+5.9%	Open the original filing on SEC.gov
Nov 19, 2025	Gaynor Samuel	Director	PBUY	7,500	$13.44	$100.8K	—	Open the original filing on SEC.gov
Nov 19, 2025	Lee-Smith Christopher	Co-Founder, Head of…	PBUY	14,700	$13.42	$197.2K	+<0.1%	Open the original filing on SEC.gov
Nov 18, 2025	ONeill Francis James	Co-Founder, Chief U/W…	PBUY	38,000	$13.34	$506.8K	+0.5%	Open the original filing on SEC.gov
Nov 17, 2025	Sternberg Matthew David	COO, Risk Exchange	PBUY	5,700	$13.10	$74.7K	+3.7%	Open the original filing on SEC.gov
Nov 14, 2025	Radke Jeffrey L	Co-Founder, CEO	PBUY	74,110	$13.48	$999.4K	+0.3%	Open the original filing on SEC.gov
Jul 25, 2025	Sternberg Matthew David	COO, Risk Exchange	AGRANT	152,264	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Radke Jeffrey L	Co-Founder, CEO	CCONV◆	24,372	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Radke Jeffrey L	Co-Founder, CEO	CCONV◆	204.2M	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Radke Jeffrey L	Co-Founder, CEO	CCONV◆	3,265	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Radke Jeffrey L	Co-Founder, CEO	CCONV	249,828	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Radke Jeffrey L	Co-Founder, CEO	CCONV	27.9M	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Radke Jeffrey L	Co-Founder, CEO	CCONV	33,464	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	ONeill Francis James	Co-Founder, Chief U/W…	DTOISS◆	22,190	$31.55	$700.1K	—	Open the original filing on SEC.gov
Jul 25, 2025	ONeill Francis James	Co-Founder, Chief U/W…	CCONV◆	7,975	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	ONeill Francis James	Co-Founder, Chief U/W…	CCONV◆	163.6M	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	ONeill Francis James	Co-Founder, Chief U/W…	CCONV	7,975	—	—	+0.1%	Open the original filing on SEC.gov
Jul 25, 2025	ONeill Francis James	Co-Founder, Chief U/W…	CCONV	7.1M	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Meriwether Karen Sue	Director	AGRANT	9,210	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Little Paul Christopher	Director	AGRANT	9,210	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Lee-Smith Christopher	Co-Founder, Head of…	DTOISS◆	62,132	$31.55	$2M	—	Open the original filing on SEC.gov
Jul 25, 2025	Lee-Smith Christopher	Co-Founder, Head of…	CCONV◆	107.1M	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Lee-Smith Christopher	Co-Founder, Head of…	CCONV	17.5M	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Hasley Nancy	General Counsel	DTOISS◆	22,190	$31.55	$700.1K	—	Open the original filing on SEC.gov
Jul 25, 2025	Hasley Nancy	General Counsel	CCONV◆	17,025	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Hasley Nancy	General Counsel	CCONV◆	50,000	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Hasley Nancy	General Counsel	CCONV◆	34.2M	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Hasley Nancy	General Counsel	PBUY	500	$21.00	$10.5K	—	Open the original filing on SEC.gov
Jul 25, 2025	Hasley Nancy	General Counsel	CCONV	17,025	—	—	+1.2%	Open the original filing on SEC.gov
Jul 25, 2025	Hasley Nancy	General Counsel	CCONV	512,531	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Hasley Nancy	General Counsel	CCONV	1.4M	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Harrington Wendy Liisa	Director	CCONV◆	6,297	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Harrington Wendy Liisa	Director	CCONV◆	10.9M	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Harrington Wendy Liisa	Director	CCONV	6,297	—	—	+37.0%	Open the original filing on SEC.gov
Jul 25, 2025	Harrington Wendy Liisa	Director	CCONV	7,808	—	—	+84.8%	Open the original filing on SEC.gov
Jul 25, 2025	Harrington Wendy Liisa	Director	AGRANT	9,210	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Green Jay Michael	Chief Financial Officer	JOTHER◆	1.1M	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Green Jay Michael	Chief Financial Officer	AGRANT	1.5M	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	JOTHER◆	909,791	$31.55	$28.7M	—	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	CCONV◆	326,312	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	CCONV◆	3.6M	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	CCONV◆	3.6M	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	CCONV◆	488,131	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	CCONV◆	5.4M	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	CCONV◆	5.4M	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	CCONV◆	2.7M	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	CCONV◆	2.7M	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	CCONV◆	100	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	CCONV◆	8.1M	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	CCONV◆	90.2M	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	CCONV◆	8.5B	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	SSELL	326,312	$21.00	$6.9M	-100.0%	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	CCONV	326,312	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	SSELL	488,131	$21.00	$10.3M	-100.0%	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	CCONV	488,131	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	SSELL	2.7M	$21.00	$56.1M	-100.0%	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	CCONV	2.7M	—	—	—	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	SSELL	8.1M	$21.00	$170.3M	-100.0%	Open the original filing on SEC.gov
Jul 25, 2025	Schwartz Keoni Andrew	Director, 10% Owner	CCONV	8.1M	—	—	—	Open the original filing on SEC.gov
Jul 23, 2025	Radke Jeffrey L	Co-Founder, CEO	AGRANT◆	8.3M	—	—	—	Open the original filing on SEC.gov
Jul 23, 2025	ONeill Francis James	Co-Founder, Chief U/W…	AGRANT◆	882,611	—	—	—	Open the original filing on SEC.gov
Jul 23, 2025	Lee-Smith Christopher	Co-Founder, Head of…	AGRANT◆	2.7M	—	—	—	Open the original filing on SEC.gov

SSELL$10.6K

Meriwether Karen Sue · DirectorAug 21

542 sh @ $19.62 · -2.5% own

SSELL◷$400.8K

Hasley Nancy · DirectorAug 13

20,489 sh @ $19.56 · -1.5% own

SSELL◷$1.1M

ONeill Francis James · Co-Founder, Chief…Aug 11

89,219 sh @ $12.41 · -1.4% own

SSELL◷$767.7K

ONeill Francis James · Co-Founder, Chief…Aug 10

63,616 sh @ $12.07 · -1.0% own

SSELL◷$967.1K

Radke Jeffrey L · Co-Founder, CEOAug 10

80,000 sh @ $12.09 · -0.3% own

SSELL◷$964.5K

Radke Jeffrey L · Co-Founder, CEOAug 3

80,000 sh @ $12.06 · -0.3% own

SSELL◷$1.5M

ONeill Francis James · Co-Founder, Chief…Jul 28

104,647 sh @ $14.56 · -1.6% own

SSELL◷$257.2K

Sternberg Matthew David · COO, Risk ExchangeJul 27

17,568 sh @ $14.64 · -2.9% own

SSELL◷$220K

Radke Jeffrey L · Co-Founder, CEOJul 27

15,223 sh @ $14.45 · <0.1% own

SSELL◷$1.2M

Radke Jeffrey L · Co-Founder, CEOJul 27

80,000 sh @ $14.63 · -0.3% own

SSELL◷$1.6M

ONeill Francis James · Co-Founder, Chief…Jul 27

110,467 sh @ $14.63 · -1.6% own

FTAX◷$53.8K

Sternberg Matthew David · COO, Risk ExchangeJul 23

3,910 sh @ $13.77 · -0.6% own

SSELL◷$1.1M

Radke Jeffrey L · Co-Founder, CEOJul 20

80,000 sh @ $13.51 · -0.3% own

SSELL◷$211.3K

Radke Jeffrey L · Co-Founder, CEOJul 17

14,777 sh @ $14.30 · <0.1% own

SSELL◷$1.1M

ONeill Francis James · Co-Founder, Chief…Jul 15

82,767 sh @ $12.71 · -1.2% own

SSELL◷$1.1M

ONeill Francis James · Co-Founder, Chief…Jul 14

83,119 sh @ $12.84 · -1.2% own

SSELL◷$1.1M

Radke Jeffrey L · Co-Founder, CEOJul 13

80,000 sh @ $13.18 · -0.3% own

SSELL◷$1.1M

Radke Jeffrey L · Co-Founder, CEOJul 6

80,000 sh @ $13.33 · -0.3% own

SSELL◷$1M

Radke Jeffrey L · Co-Founder, CEOJun 29

80,000 sh @ $12.87 · -0.3% own

SSELL◷$968.9K

ONeill Francis James · Co-Founder, Chief…Jun 26

73,500 sh @ $13.18 · -1.1% own

SSELL◷$959.8K

ONeill Francis James · Co-Founder, Chief…Jun 25

73,500 sh @ $13.06 · -1.0% own

SSELL◷$1M

ONeill Francis James · Co-Founder, Chief…Jun 23

76,464 sh @ $13.11 · -1.1% own

SSELL◷$458.9K

Hasley Nancy · DirectorJun 23

35,000 sh @ $13.11 · -2.5% own

SSELL◷$1M

Radke Jeffrey L · Co-Founder, CEOJun 23

80,000 sh @ $13.11 · -0.3% own

SSELL◷$931.6K

ONeill Francis James · Co-Founder, Chief…Jun 22

70,536 sh @ $13.21 · -1.0% own

AGRANT—

Sternberg Matthew David · COO, Risk ExchangeMay 13

279,329 sh · +82.5% own

AGRANT—

Wainwright Simon · DirectorMay 13

23,316 sh

AGRANT—

Talach David George Paul · DirectorMay 13

23,316 sh

AGRANT—

Meriwether Karen Sue · DirectorMay 13

11,658 sh · +119.5% own

AGRANT—

Hasley Nancy · DirectorMay 13

11,658 sh · +0.8% own

AGRANT—

Little Paul Christopher · DirectorMay 13

11,658 sh · +126.6% own

SSELL◷$638.3K

Green Jay Michael · Chief Financial…Mar 23

50,000 sh @ $12.77 · -4.1% own

AGRANT—

Radke Jeffrey L · Co-Founder, CEOMar 18

300,171 sh · +896.5% own

AGRANT—

ONeill Francis James · Co-Founder, Chief…Mar 18

128,644 sh · +1.8% own

AGRANT—

Lee-Smith Christopher · Co-Founder, Head…Mar 18

128,644 sh · +0.7% own

AGRANT—

Sternberg Matthew David · COO, Risk ExchangeMar 18

180,667 sh · +114.4% own

FTAX$332.9K

Green Jay Michael · Chief Financial…Mar 17

28,625 sh @ $11.63 · -2.3% own

FTAX$2.6M

Green Jay Michael · Chief Financial…Feb 2

200,637 sh @ $12.76 · -13.8% own

PBUY$8K

Meriwether Karen Sue · DirectorDec 8, 2025

542 sh @ $14.67 · +5.9% own

PBUY$100.8K

Gaynor Samuel · DirectorNov 19, 2025

7,500 sh @ $13.44

PBUY$197.2K

Lee-Smith Christopher · Co-Founder, Head…Nov 19, 2025

14,700 sh @ $13.42 · +<0.1% own

PBUY$506.8K

ONeill Francis James · Co-Founder, Chief…Nov 18, 2025

38,000 sh @ $13.34 · +0.5% own

PBUY$74.7K

Sternberg Matthew David · COO, Risk ExchangeNov 17, 2025

5,700 sh @ $13.10 · +3.7% own

PBUY$999.4K

Radke Jeffrey L · Co-Founder, CEONov 14, 2025

74,110 sh @ $13.48 · +0.3% own

AGRANT—

Sternberg Matthew David · COO, Risk ExchangeJul 25, 2025

152,264 sh

CCONV◆—

Radke Jeffrey L · Co-Founder, CEOJul 25, 2025

24,372 sh

CCONV◆—

Radke Jeffrey L · Co-Founder, CEOJul 25, 2025

204.2M sh

CCONV◆—

Radke Jeffrey L · Co-Founder, CEOJul 25, 2025

3,265 sh

CCONV—

Radke Jeffrey L · Co-Founder, CEOJul 25, 2025

249,828 sh

CCONV—

Radke Jeffrey L · Co-Founder, CEOJul 25, 2025

27.9M sh

CCONV—

Radke Jeffrey L · Co-Founder, CEOJul 25, 2025

33,464 sh

DTOISS◆$700.1K

ONeill Francis James · Co-Founder, Chief…Jul 25, 2025

22,190 sh @ $31.55

CCONV◆—

ONeill Francis James · Co-Founder, Chief…Jul 25, 2025

7,975 sh

CCONV◆—

ONeill Francis James · Co-Founder, Chief…Jul 25, 2025

163.6M sh

CCONV—

ONeill Francis James · Co-Founder, Chief…Jul 25, 2025

7,975 sh · +0.1% own

CCONV—

ONeill Francis James · Co-Founder, Chief…Jul 25, 2025

7.1M sh

AGRANT—

Meriwether Karen Sue · DirectorJul 25, 2025

9,210 sh

AGRANT—

Little Paul Christopher · DirectorJul 25, 2025

9,210 sh

DTOISS◆$2M

Lee-Smith Christopher · Co-Founder, Head…Jul 25, 2025

62,132 sh @ $31.55

CCONV◆—

Lee-Smith Christopher · Co-Founder, Head…Jul 25, 2025

107.1M sh

CCONV—

Lee-Smith Christopher · Co-Founder, Head…Jul 25, 2025

17.5M sh

DTOISS◆$700.1K