Accelerant Holdings (ARX) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

205,965,665Shares Outstanding

11,639,182Shares held by institutions

$121,978,627Value of institutional holdings

23.22%Institutional ownership %

10.48%Shares Changed QoQ

96No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

A total of 96 institutions have reported a stake in Accelerant Holdings (NYSE:ARX) as of December 2025, according to recent 13F filings with the SEC.

Accelerant Holdings saw its institutional ownership percentage fell to 23.2% in December 2025 from 24.9% in September 2025.
Institutional share ownership changed by 10.48% QoQ, while the number of institutional owners saw an unavailable change YoY.
During the quarter, 61 institutions bought more Accelerant Holdings shares, 26 sold shares, and 9 of the 96 total investors held their position steady.
This class of investors increased its holdings in Accelerant Holdings to 47.83Mn shares for the 13F-cycle ending December 2025, up by 4.54Mn shares quarter on quarter, and down N/A shares year over year.
SECURITY BENEFIT LIFE INSURANCE CO /KS/'s holding of 5.87Mn shares as of December 31, 2025 makes it the primary institutional investor in Accelerant Holdings, owning 2.85% of the stock.
Among the most significant buyers of Accelerant Holdings during December 2025 were Keenan Capital, LLC (3.14Mn), Azora Capital LP (1.81Mn), FMR LLC (1.23Mn), BALYASNY ASSET MANAGEMENT L.P. (714.81K), Grandeur Peak Global Advisors, LLC (675.09K).
Leading sellers of Accelerant Holdings stock in December 2025 included BlackRock, Inc. (2.06Mn), T. Rowe Price Investment Management, Inc. (1.98Mn), MILLENNIUM MANAGEMENT LLC (690.43K), Neuberger Berman Group LLC (586.07K), JANUS HENDERSON GROUP PLC (519.78K).
The top 10 institutional holders of Accelerant Holdings for the quarter ending December 2025 included SECURITY BENEFIT LIFE INSURANCE CO /KS/ (5.87Mn), Capital World Investors (5.77Mn), Keenan Capital, LLC (3.14Mn), BARINGS LLC (3.13Mn), ALLIANCEBERNSTEIN L.P. (2.85Mn), BALYASNY ASSET MANAGEMENT L.P. (2.73Mn), Azora Capital LP (2.44Mn), VANGUARD GROUP INC (2.24Mn), Deer Park Road Corp (2.10Mn), JPMORGAN CHASE & CO (1.95Mn).

96 Institutional Holders

11,639,182 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
SECURITY BENEFIT LIFE INSURANCE CO /KS/	31 Dec, 2025	5,866,257	0	0.00%	$95,913,302.00
Capital World Investors	31 Dec, 2025	5,767,631	14,381	0.25%	$94,300,767.00
Keenan Capital, LLC	31 Dec, 2025	3,139,980	3,139,980	0.00%	$51,338,673.00
BARINGS LLC	31 Dec, 2025	3,128,867	0	0.00%	$41,926,818.00
ALLIANCEBERNSTEIN L.P.	31 Dec, 2025	2,846,468	57,384	2.06%	$46,539,752.00
BALYASNY ASSET MANAGEMENT L.P.	31 Dec, 2025	2,733,595	714,811	35.41%	$44,694,278.00
Azora Capital LP	31 Dec, 2025	2,439,094	1,811,976	288.94%	$39,879,187.00
VANGUARD GROUP INC	31 Dec, 2025	2,235,136	-13,471	-0.60%	$36,544,474.00
Deer Park Road Corp	31 Dec, 2025	2,099,057	0	0.00%	$32,603,603.00
JPMORGAN CHASE & CO	31 Dec, 2025	1,952,996	342,133	21.24%	$31,931,485.00
FMR LLC	31 Dec, 2025	1,788,135	1,229,490	220.08%	$29,236,007.00
ArrowMark Colorado Holdings LLC	31 Dec, 2025	1,644,013	612,409	59.36%	$26,879,613.00
Grandeur Peak Global Advisors, LLC	31 Dec, 2025	1,621,022	675,093	71.37%	$26,503,710.00
AMERICAN CENTURY COMPANIES INC	31 Dec, 2025	1,528,451	615,626	67.44%	$24,990,174.00
BAMCO INC /NY/	31 Dec, 2025	1,209,114	-9,195	-0.75%	$19,769,014.00
CITADEL ADVISORS LLC	31 Dec, 2025	715,452	-206,635	-22.41%	$11,697,640.00
NORGES BANK	31 Dec, 2025	665,076	665,076	0.00%	$10,873,993.00
UBS Group AG	31 Dec, 2025	535,637	411,612	331.88%	$8,757,665.00
FRED ALGER MANAGEMENT, LLC	31 Dec, 2025	439,698	-81,217	-15.59%	$7,189,063.00
T. Rowe Price Investment Management, Inc.	31 Dec, 2025	371,800	-1,984,001	-84.22%	$6,079.00

1 - 20 of 96

Research Tools