Accelerant Holdings - Class A common shares, $0.0000011951862 par value per share (ARX)

Q: What does CUSIP G00894108 represent in this 13F holders report?

CUSIP G00894108 is the security identifier for ARX - Accelerant Holdings - Class A common shares, $0.0000011951862 par value per share used to aggregate holder disclosures.

Q: How many institutions held ARX - Accelerant Holdings - Class A common shares, $0.0000011951862 par value per share in Q4 2025?

98 institutional investors reported ARX - Accelerant Holdings - Class A common shares, $0.0000011951862 par value per share for Q4 2025. Use the holders table for investor-level position and value details.

CUSIP: G00894108

Q4 2025 13F Holders as of 31 Dec 2025

Type / Class: Equity / Class A common shares, $0.0000011951862 par value per share
Shares outstanding: 205,693,984
Total 13F shares: 50,070,804
Share change: +679,970
Total reported value: $809,429,011
Put/Call ratio: 0%
Price per share: $16.35
Number of holders: 98
Value change: +$15,544,979
Number of buys: 60
Number of sells: 53

Quarterly Holders Quick Answers

What is CUSIP G00894108?
CUSIP G00894108 identifies ARX - Accelerant Holdings - Class A common shares, $0.0000011951862 par value per share in SEC institutional holdings data.

Need full ownership history?
Open the full security ownership history page.

Next holder-history checks

These links keep the next click tied to holder verification, nearby quarters, or outside-13F ownership context.

Back to full security ownership history for the broader multi-quarter picture.
Latest 13F filings for newly reported positions across managers.
Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
SEC investors directory for manager drilldown.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q1 2026
Previous quarter: Q3 2025

Recent filing periods for CUSIP G00894108:

Q1 2026 Q4 2025 Q3 2025

Top shareholders of ARX - Accelerant Holdings - Class A common shares, $0.0000011951862 par value per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
ACP Accelerant Holdings, L.P.	13D/G	ACP Insurance Management, LLC	44%	90,916,741	$1,353,750,273	$0	30 Sep 2025	13D/G
Jeffrey L. Radke	13D/G	RADKE JEFFREY L	30%	36,750,813	$547,219,606	$0	30 Sep 2025	13D/G
Lee-Smith Christopher	13D/G	—	17%	20,386,940	$303,561,537	$0	30 Sep 2025	13D/G
ONeill Francis James	13D/G	—	7%	8,079,736	$120,307,269	$0	30 Sep 2025	13D/G
Capital World Investors	13F 13D/G	Company	5.1% from 13D/G	5,753,250	$85,665,893	—	30 Sep 2025	13F 13D/G
SECURITY BENEFIT LIFE INSURANCE CO /KS/	13F	Company	2.9%	5,866,257	$80,797,424	—	30 Sep 2025	13F
GILDER GAGNON HOWE & CO LLC	13F	Company	1.9%	3,898,272	$58,045,270	—	30 Sep 2025	13F
BARINGS LLC	13F	Company	1.5%	3,128,867	$46,369,809	—	30 Sep 2025	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	1.4%	2,789,084	$41,529,461	—	30 Sep 2025	13F
T. Rowe Price Investment Management, Inc.	13F	Company	1.1%	2,355,801	$35,078,000	—	30 Sep 2025	13F
BlackRock, Inc.	13F	Company	1.1%	2,306,701	$34,346,778	—	30 Sep 2025	13F
VANGUARD GROUP INC	13F	Company	1.1%	2,248,607	$33,481,758	—	30 Sep 2025	13F
BALYASNY ASSET MANAGEMENT L.P.	13F	Company	0.98%	2,018,784	$30,059,694	—	30 Sep 2025	13F
JPMORGAN CHASE & CO	13F	Company	0.78%	1,610,863	$23,985,751	—	30 Sep 2025	13F
BAMCO INC /NY/	13F	Company	0.59%	1,218,309	$18,140,621	—	30 Sep 2025	13F
ArrowMark Colorado Holdings LLC	13F	Company	0.5%	1,031,604	$15,360,584	—	30 Sep 2025	13F
DRIEHAUS CAPITAL MANAGEMENT LLC	13F	Company	0.49%	1,011,940	$15,067,787	—	30 Sep 2025	13F
Grandeur Peak Global Advisors, LLC	13F	Company	0.46%	945,929	$14,084,883	—	30 Sep 2025	13F
CITADEL ADVISORS LLC	13F	Company	0.45%	922,087	$13,729,875	—	30 Sep 2025	13F
AMERICAN CENTURY COMPANIES INC	13F	Company	0.44%	912,825	$13,591,964	—	30 Sep 2025	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.42%	872,080	$12,985,271	—	30 Sep 2025	13F
Neuberger Berman Group LLC	13F	Company	0.36%	746,117	$11,109,682	—	30 Sep 2025	13F
Azora Capital LP	13F	Company	0.3%	627,118	$9,337,787	—	30 Sep 2025	13F
FMR LLC	13F	Company	0.27%	558,645	$8,318,224	—	30 Sep 2025	13F
JANUS HENDERSON GROUP PLC	13F	Company	0.26%	543,284	$8,089,499	—	30 Sep 2025	13F
Journey Advisory Group, LLC	13F	Company	0.21%	432,526	$7,886,031	—	30 Sep 2025	13F
FRED ALGER MANAGEMENT, LLC	13F	Company	0.25%	520,915	$7,756,424	—	30 Sep 2025	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.25%	510,380	$7,599,557	—	30 Sep 2025	13F
Ghisallo Capital Management LLC	13F	Company	0.21%	425,000	$6,328,250	—	30 Sep 2025	13F
CenterBook Partners LP	13F	Company	0.19%	382,645	$5,697,584	—	30 Sep 2025	13F
Dragoneer Investment Group, LLC	13F	Company	0.16%	336,361	$5,008,415	—	30 Sep 2025	13F
Walleye Capital LLC	13F	Company	0.15%	299,800	$4,464,022	—	30 Sep 2025	13F
Verition Fund Management LLC	13F	Company	0.13%	272,240	$4,053,654	—	30 Sep 2025	13F
LMR Partners LLP	13F	Company	0.13%	260,000	$3,871,400	—	30 Sep 2025	13F
Squarepoint Ops LLC	13F	Company	0.11%	229,895	$3,423,137	—	30 Sep 2025	13F
SOROS FUND MANAGEMENT LLC	13F	Company	0.11%	225,000	$3,350,250	—	30 Sep 2025	13F
Interval Partners, LP	13F	Company	0.11%	217,010	$3,231,279	—	30 Sep 2025	13F
DAVIDSON KEMPNER CAPITAL MANAGEMENT LP	13F	Company	0.1%	208,600	$3,106,054	—	30 Sep 2025	13F
Blackstone Inc.	13F	Company	0.1%	200,000	$2,978,000	—	30 Sep 2025	13F
Jain Global LLC	13F	Company	0.1%	200,000	$2,978,000	—	30 Sep 2025	13F
SEVEN GRAND MANAGERS, LLC	13F	Company	0.1%	200,000	$2,978,000	—	30 Sep 2025	13F
TEACHER RETIREMENT SYSTEM OF TEXAS	13F	Company	0.09%	175,000	$2,605,750	—	30 Sep 2025	13F
Lighthouse Investment Partners, LLC	13F	Company	0.08%	172,311	$2,565,711	—	30 Sep 2025	13F
Schonfeld Strategic Advisors LLC	13F	Company	0.08%	156,662	$2,332,696	—	30 Sep 2025	13F
D. E. Shaw & Co., Inc.	13F	Company	0.08%	156,471	$2,329,853	—	30 Sep 2025	13F
Centiva Capital, LP	13F	Company	0.07%	151,033	$2,248,881	—	30 Sep 2025	13F
ROYAL BANK OF CANADA	13F	Company	0.07%	150,700	$2,244,000	—	30 Sep 2025	13F
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	13F	Company	0.07%	150,000	$2,233,500	—	30 Sep 2025	13F
Woodline Partners LP	13F	Company	0.07%	145,413	$2,165,200	—	30 Sep 2025	13F
UBS Group AG	13F	Company	0.06%	124,025	$1,846,733	—	30 Sep 2025	13F

Institutional Holders of Accelerant Holdings - Class A common shares, $0.0000011951862 par value per share (ARX) as of Q4 2025

As of 31 Dec 2025, Accelerant Holdings - Class A common shares, $0.0000011951862 par value per share (ARX) was held by 98 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 50,070,804 shares. The largest 10 holders included SECURITY BENEFIT LIFE INSURANCE CO /KS/, Capital World Investors, GILDER GAGNON HOWE & CO LLC, Keenan Capital, LLC, BARINGS LLC, ALLIANCEBERNSTEIN L.P., Balyasny Asset Management L.P., Azora Capital LP, VANGUARD GROUP INC, and JPMORGAN CHASE & CO. This page lists 98 institutional shareholders reporting positions in this security for the Q4 2025 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q4 2025 vs Q3 2025 Across Filers

Q3 2025 holders

Q4 2025 holders

Holder diff

Investor	Q3 2025 Shares	Q4 2025 Shares	Share Diff	Share Chg %	Q3 2025 Value $	Q4 2025 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.