Accelerant Holdings
ARX- Exchange
- NYSE
- Industry
- Insurance Agents, Brokers & Service
- SEC CIK
- 0001997350
In the last 90 days, Accelerant Holdings insiders filed 0 open-market purchases and 12 sales; 116 institutions reported holding it in 13F filings for Q2 2026, worth $761.1M in total; Tiger Global Management is the only superinvestor holding it.
13F holders, Q4 2025
Institutional positions in Accelerant Holdings as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 98
- +12 vs. Q3 2025
- Shares held
- 50.1M
- +890.9K (+1.8%) vs. Q3 2025
- Total value
- $809.4M
- +$82.5M (+11.3%) vs. Q3 2025
- New holders
- 38
- 25 more added
- Sold out
- 26
- 27 more reduced
2 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ARX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 116 | $761.1M |
| Q1 2026 | 107 | $755.0M |
| Q4 2025 | 98 | $809.4M |
| Q3 2025 | 88 | $728.0M |
| Q2 2025 | 0 | $0 |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Accelerant Holdings; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Security Benefit Life Insurance Co | 5,866,257 | $95.9M | 39.61% | 00.0% | Unchanged |
| Capital World Investors | 5,767,631 | $94.3M | 0.01% | +14,381+0.2% | Added |
| Gilder Gagnon Howe & Co LLC | 3,703,078 | $60.5M | 0.64% | −195,194−5.0% | Reduced |
| Keenan Capital, LLC | 3,139,980 | $51.3M | 9.35% | +3,139,980 | New |
| Alliancebernstein L.P. | 2,846,468 | $46.5M | 0.01% | +57,384+2.1% | Added |
| Balyasny Asset Management LLC | 2,733,595 | $44.7M | 0.08% | +714,811+35.4% | Added |
| Barings LLC | 3,128,867 | $41.9M | 0.77% | 00.0% | Unchanged |
| Azora Capital LP | 2,439,094 | $39.9M | 2.51% | +1,811,976+288.9% | Added |
| Vanguard Group Inc | 2,235,136 | $36.5M | 0.00% | −13,471−0.6% | Reduced |
| JPMorgan Chase & Co | 1,952,996 | $31.9M | 0.00% | +342,133+21.2% | Added |
| FMR LLC | 1,788,135 | $29.2M | 0.00% | +1,229,490+220.1% | Added |
| ArrowMark Colorado Holdings LLC | 1,644,013 | $26.9M | 0.59% | +612,409+59.4% | Added |
| Grandeur Peak Global Advisors, LLC | 1,621,022 | $26.5M | 3.57% | +675,093+71.4% | Added |
| American Century Companies Inc | 1,528,451 | $25.0M | 0.01% | +615,626+67.4% | Added |
| Bamco Inc | 1,209,114 | $19.8M | 0.05% | −9,195−0.8% | Reduced |
| T. Rowe Price Investment Management, Inc. | 976,086 | $16.0M | 0.01% | −1,379,715−58.6% | Reduced |
| Citadel Advisors LLC | 715,452 | $11.7M | 0.01% | −206,635−22.4% | Reduced |
| Norges Bank | 665,076 | $10.9M | 0.00% | +665,076 | New |
| UBS Group AG | 535,637 | $8.76M | 0.00% | +411,612+331.9% | Added |
| Fred Alger Management, LLC | 439,698 | $7.19M | 0.03% | −81,217−15.6% | Reduced |
| Marshall Wace, LLP | 348,147 | $5.69M | 0.01% | +242,932+230.9% | Added |
| Bank of America Corp | 335,739 | $5.49M | 0.00% | −174,641−34.2% | Reduced |
| Goldman Sachs Group Inc | 302,626 | $4.95M | 0.00% | +208,279+220.8% | Added |
| BlackRock, Inc. | 247,656 | $4.05M | 0.00% | −2,059,045−89.3% | Reduced |
| Seven Grand Managers, LLC | 200,000 | $3.27M | 0.25% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 199,070 | $3.25M | 0.01% | −30,825−13.4% | Reduced |
| Lighthouse Investment Partners, LLC | 198,850 | $3.25M | 0.11% | +26,539+15.4% | Added |
| Woodline Partners LP | 197,312 | $3.23M | 0.01% | +51,899+35.7% | Added |
| Millennium Management LLC | 181,647 | $2.97M | 0.00% | −690,433−79.2% | Reduced |
| Teacher Retirement System of Texas | 176,043 | $2.88M | 0.01% | +1,043+0.6% | Added |
| Counterpoint Mutual Funds LLC | 175,967 | $2.88M | 0.21% | +175,967 | New |
| Lykos Global Management, LP | 175,000 | $2.86M | 2.02% | +175,000 | New |
| Interval Partners, LP | 169,348 | $2.77M | 0.06% | −47,662−22.0% | Reduced |
| Neuberger Berman Group LLC | 160,047 | $2.62M | 0.00% | −586,070−78.5% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 150,000 | $2.45M | 0.00% | 00.0% | Unchanged |
| Centiva Capital, LP | 127,605 | $2.09M | 0.13% | −23,428−15.5% | Reduced |
| Walleye Capital LLC | 125,880 | $2.06M | 0.01% | −173,920−58.0% | Reduced |
| Morgan Stanley | 108,230 | $1.77M | 0.00% | +18,131+20.1% | Added |
| XTX Topco Ltd | 106,248 | $1.74M | 0.05% | +42,383+66.4% | Added |
| Ghisallo Capital Management LLC | 100,000 | $1.64M | 0.07% | −325,000−76.5% | Reduced |
| Burkehill Global Management, LP | 100,000 | $1.64M | 0.11% | 00.0% | Unchanged |
| G2 Investment Partners Management LLC | 93,341 | $1.53M | 0.36% | +93,341 | New |
| Swiss National Bank | 77,900 | $1.27M | 0.00% | +77,900 | New |
| Tiger Global Management LLCSuperinvestorTiger Global Management | 75,000 | $1.23M | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 72,700 | $1.19M | 0.00% | +72,700 | New |
| UBS Asset Management Americas Inc | 59,414 | $971.4K | 0.00% | +59,414 | New |
| Yorktown Management & Research Co Inc | 59,300 | $969.6K | 0.78% | +59,300 | New |
| Schonfeld Strategic Advisors LLC | 57,211 | $935.4K | 0.00% | −99,451−63.5% | Reduced |
| SummitTX Capital, L.P. | 56,780 | $928.4K | 0.03% | +24,860+77.9% | Added |
| Jain Global LLC | 50,234 | $821.3K | 0.01% | −149,766−74.9% | Reduced |
| Jefferies Financial Group Inc. | 44,980 | $735.4K | 0.01% | +34,980+349.8% | Added |
| SEI Investments Co | 37,902 | $619.7K | 0.00% | +7,972+26.6% | Added |
| BNP Paribas Arbitrage, SA | 35,778 | $585.0K | 0.00% | +35,778 | New |
| California State Teachers Retirement System | 34,972 | $571.8K | 0.00% | +34,972 | New |
| D. E. Shaw & Co., Inc. | 34,694 | $567.2K | 0.00% | −121,777−77.8% | Reduced |
| State Street Corp | 33,554 | $548.6K | 0.00% | +33,554 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 32,300 | $528.1K | 0.00% | +32,300 | New |
| Hudson Bay Capital Management LP | 32,250 | $527.3K | 0.00% | −52,048−61.7% | Reduced |
| Legal & General Group Plc | 30,271 | $494.9K | 0.00% | +20,271+202.7% | Added |
| Boothbay Fund Management, LLC | 26,000 | $425.1K | 0.01% | +26,000 | New |
| State of Wisconsin Investment Board | 25,269 | $413.1K | 0.00% | +25,269 | New |
| PharVision Advisers, LLC | 23,839 | $389.8K | 0.20% | +7,566+46.5% | Added |
| Gsa Capital Partners LLP | 23,518 | $385.0K | 0.03% | +23,518 | New |
| Janus Henderson Group PLC | 23,500 | $384.1K | 0.00% | −519,784−95.7% | Reduced |
| Natixis Advisors, L.P. | 23,347 | $382.0K | 0.00% | +23,347 | New |
| Crestwood Capital Management, L.P. | 20,000 | $327.0K | 0.21% | 00.0% | Unchanged |
| FJ Capital Management LLC | 17,973 | $293.9K | 0.03% | +17,973 | New |
| Quadrature Capital Ltd | 16,563 | $270.8K | 0.00% | −54,196−76.6% | Reduced |
| Quantbot Technologies LP | 16,398 | $268.1K | 0.01% | +16,398 | New |
| Northern Trust Corp | 14,819 | $242.3K | 0.00% | +14,819 | New |
| Landscape Capital Management, L.L.C. | 12,888 | $210.7K | 0.01% | +12,888 | New |
| Arizona State Retirement System | 10,855 | $177.5K | 0.00% | +10,855 | New |
| Barclays PLC | 10,375 | $169.6K | 0.00% | +10,375 | New |
| Envestnet Asset Management Inc | 10,292 | $168.3K | 0.00% | −782−7.1% | Reduced |
| Wesbanco Bank Inc | 10,000 | $163.5K | 0.00% | +10,000 | New |
| KLP Kapitalforvaltning AS | 8,500 | $139.0K | 0.00% | +8,500 | New |
| CWM, LLC | 6,666 | $109.0K | 0.00% | +6,666 | New |
| Ancora Advisors, LLC | 5,300 | $86.7K | 0.00% | +5,300 | New |
| Royal Bank of Canada | 5,144 | $84.0K | 0.00% | −145,556−96.6% | Reduced |
| Citigroup Inc | 5,080 | $83.1K | 0.00% | +5,080 | New |
| Acadian Asset Management LLC | 5,016 | $82.0K | 0.00% | +5,016 | New |
| The PNC Financial Services Group, Inc. | 3,546 | $58.0K | 0.00% | +722+25.6% | Added |
| Quarry LP | 1,611 | $26.3K | 0.00% | −1,086−40.3% | Reduced |
| Simplex Trading, LLC | 1,564 | $25.6K | 0.00% | +1,564 | New |
| Parallel Advisors, LLC | 666 | $10.9K | 0.00% | +666 | New |
| First Horizon Corp | 645 | $10.5K | 0.00% | +351+119.4% | Added |
| HM Payson & Co | 419 | $6.85K | 0.00% | +419 | New |
| Advisor Group Holdings, Inc. | 398 | $6.51K | 0.00% | +273+218.4% | Added |
| Farther Finance Advisors, LLC | 154 | $2.52K | 0.00% | +154 | New |
| National Bank of Canada | 144 | $2.35K | 0.00% | +144 | New |
| Rachor Investment Advisory Services, LLC | 135 | $2.21K | 0.00% | +135 | New |
| Steward Partners Investment Advisory, LLC | 119 | $1.95K | 0.00% | −216−64.5% | Reduced |
| SBI Securities Co., Ltd. | 101 | $1.65K | 0.00% | −66−39.5% | Reduced |
| Tower Research Capital LLC (TRC) | 93 | $1.52K | 0.00% | −1,775−95.0% | Reduced |
| MAI Capital Management | 57 | $932 | 0.00% | +57 | New |
| Jones Financial Companies LLLP | 18 | $294 | 0.00% | +18 | New |
| GAMMA Investing LLC | 9 | $147 | 0.00% | +9 | New |
| Rakuten Securities, Inc. | 1 | $16 | 0.00% | 00.0% | Unchanged |
| Driehaus Capital Management LLC | 0 | $0 | 0.00% | −1,011,940−100.0% | Sold out |
| Journey Advisory Group, LLC | 0 | $0 | 0.00% | −432,526−100.0% | Sold out |