Arch Capital Group Ownership | Who Owns Arch Capital Group?
Arch Capital Group Ownership Summary
Arch Capital Group is owned by 23.26% institutional investors, 3.22% insiders, and 73.52% retail investors. Vanguard group is the largest institutional shareholder, holding 11.19% of ACGL shares. Artisan International Value Investor is the top mutual fund, with 4.70% of its assets in Arch Capital Group shares.
ACGL Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Arch Capital Group | 23.26% | 3.22% | 73.52% |
| Sector | Financial Services Stocks | 32.03% | 15.42% | 52.55% |
| Industry | Diversified Insurance Stocks | 36.36% | 7.12% | 56.52% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 41.29M | 11.19% | $3.96B |
| Blackrock | 32.18M | 8.68% | $3.25B |
| Blackrock funding, inc. /de | 31.74M | 8.60% | $3.04B |
| Artisan partners limited partnership | 23.64M | 6.35% | $2.14B |
| Bamco inc /ny/ | 18.76M | 5.04% | $1.70B |
| State street | 16.77M | 4.51% | $1.52B |
| Wcm investment management | 13.28M | 3.60% | $1.28B |
| Geode capital management | 10.47M | 2.84% | $1.00B |
| Jpmorgan chase | 6.74M | 1.83% | $646.63M |
| Nuveen asset management | 4.89M | 1.31% | $451.50M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| High ground investment management llp | 1.81M | 25.31% | $173.81M |
| Bancreek capital management, lp | 28.11K | 11.23% | $2.70M |
| Philosmith capital | 287.57K | 7.59% | $27.58M |
| Robertson opportunity capital | 202.11K | 7.04% | $19.39M |
| Fpr partners | 666.11K | 6.76% | $61.51M |
| Gladstone capital management llp | 654.98K | 6.49% | $59.43M |
| Maren capital | 1.10M | 5.54% | $99.46M |
| Steinberg asset management | 75.53K | 4.92% | $6.85M |
| Madison asset management | 4.33M | 4.78% | $415.57M |
| Madison investment advisors | 4.44M | 4.62% | $410.01M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Norges bank | 4.83M | 0.05% | 4.83M |
| Blackrock | 32.18M | 0.07% | 4.51M |
| Madison investment advisors | 4.44M | 4.62% | 4.44M |
| First trust advisors lp | 2.84M | 0.19% | 2.28M |
| Manufacturers life insurance company, the | 2.01M | 0.15% | 1.79M |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Egerton capital (uk) llp | - | - | -3.51M |
| Capital world investors | - | - | -1.71M |
| Citadel advisors | - | - | -1.50M |
| Jpmorgan chase | 6.74M | 0.04% | -1.45M |
| Ubs group | 1.60M | 0.02% | -1.14M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Norges bank | 4.83M | 0.05% | 4.83M | $463.21M |
| Madison investment advisors | 4.44M | 4.62% | 4.44M | $410.01M |
| Fiduciary management inc /wi/ | 1.11M | 1.17% | 1.11M | $106.68M |
| Fjarde ap-fonden (the fourth swedish national pensionfund) | 152.65K | 0.17% | 152.65K | $15.40M |
| Global frontier investments | 150.00K | 3.26% | 150.00K | $13.66M |
Sold Out
| Holder | Change |
|---|---|
| Td capital management | -4.00 |
| Old second national bank of aurora | -5.00 |
| Sugar maple asset management | -5.00 |
| Riggs asset managment | -5.00 |
| Creative financial designs inc /adv | -5.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 31, 2025 | 406 | -52.29% | 85,831,470 | -73.68% | 23 | 0.30% | 199 | -51.11% | 139 | -57.10% |
| Sep 30, 2025 | 451 | -47.62% | 110,997,990 | -66.93% | 29 | 0.37% | 220 | -51.11% | 164 | -42.86% |
| Jun 30, 2025 | 855 | - | 334,038,350 | 1.41% | 89 | 1.24% | 449 | 6.15% | 283 | -9.00% |
| Mar 31, 2025 | 19 | -97.77% | 25,442,535 | -92.53% | 6 | 0.08% | 4 | -99.09% | 9 | -96.98% |
| Dec 31, 2024 | 823 | -3.86% | 339,338,151 | 3.54% | 90 | 1.18% | 414 | -8.41% | 293 | 2.81% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Artisan International Value Investor | 17.65M | 4.70% | 486.19K |
| Artisan International Value | 17.65M | 4.70% | 486.19K |
| Vanguard US Total Market Shares ETF | 11.33M | 3.02% | 51.94K |
| Vanguard Total Stock Mkt Idx Inv | 11.18M | 2.98% | -277.87K |
| Vanguard Institutional 500 Index Trust | 10.66M | 2.85% | 74.30K |
| Vanguard 500 Index Investor | 9.24M | 2.46% | -1.35M |
| Baron Growth Retail | 8.43M | 2.25% | -125.00K |
| Baron Small Cap Growth Strategy | 8.43M | 2.25% | -125.00K |
| Vanguard Mid Cap Index Institutional | 7.94M | 2.12% | 85.63K |
| Baron Partners Retail | 6.17M | 1.65% | -25.00K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Feb 11, 2026 | Rajeh Maamoun | President, Arch Capital Group | Sell | $4.56M |
| Dec 15, 2025 | PASQUESI JOHN M | CHAIR | Sell | $828.68K |
| Dec 12, 2025 | PASQUESI JOHN M | CHAIR | Sell | $16.43M |
| Dec 12, 2025 | PASQUESI JOHN M | CHAIR | Sell | $2.71M |
| Nov 28, 2025 | Morin Francois | EVP AND CFO | Sell | $757.00K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q1 | - | 1 |
| 2025 Q4 | - | 4 |
| 2025 Q3 | 1 | 1 |
| 2025 Q2 | - | 5 |
| 2025 Q1 | - | 2 |
ACGL Ownership FAQ
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