ACGL

Arch Capital Group
D

ACGL

Arincen76/100B

Who owns Arch Capital Group?

Institutions own 91.7% of Arch Capital Group's shares, through 928 funds, banks and other managers that report their holdings to the SEC; individual investors and others hold the rest. The largest on 30 June 2026 were BlackRock, Inc. (8.8%), Vanguard Capital Management LLC (6.5%), Artisan Partners Limited Partnership (6.3%).

Institutions own
91.7%
Institutional holders
928
The 10 largest hold
45.0%
Free float
97.1%
Holdings as of
30 Jun 2026

Who owns the shares

10 largest holders 45.0% Other institutions 46.7% Individuals and others 8.3%

Shares free to trade

Free float 316.14M shares ·97.1% Closely held 9.39M shares ·2.9%

Closely held shares belong to insiders, founders and owners of more than 5%, and seldom change hands. The free float is the rest: the shares anyone can buy and sell.

The largest shareholders

#HolderSharesOf the companyValueChange last quarter (shares)
1BlackRock, Inc.30,220,7038.81%2.93B USD-1,133,501
2Vanguard Capital Management LLC22,221,4286.47%2.16B USD-391,181
3Artisan Partners Limited Partnership21,595,8956.29%2.10B USD-1,070,116
4State Street Corp16,251,2124.52%1.58B USD+490
5Bamco Inc15,872,4504.62%1.54B USD-837,309
6Vanguard Portfolio Management LLC14,527,3634.23%1.41B USD-185,456
7Wcm Investment Management, LLC11,973,5743.49%1.17B USD-628,838
8Geode Capital Management, LLC10,507,7223.06%1.02B USD-78,549
9JPMorgan Chase & Co6,991,5802.04%685.59M USD+209,933
10Invesco Ltd.4,947,0841.44%480.16M USD+887,704

All institutions last quarter

Bought or added
533 · 107 new
Sold or cut
495 · 116 sold out
Net shares bought
-3.35M · 325.03M USD
Institutional ownership
88.4% → 91.7%

Biggest buyers last quarter

  • Norges BankNew position
  • Arrowstreet Capital, Limited Partnership+2,583,727
  • Sixth Street Partners Management Company, L.P.New position
  • Invesco Ltd.+887,704
  • High Ground Investment Management LLP+818,515

Biggest sellers last quarter

  • First Trust Advisors LP-2,183,542
  • Aqr Capital Management LLC-1,377,778
  • BlackRock, Inc.-1,133,501
  • Artisan Partners Limited Partnership-1,070,116
  • Champlain Investment Partners, LLC-891,540

From the holders' 13F filings with the SEC for the quarter to 30 Jun 2026, filed up to 45 days after it; the buyers and sellers are among the 100 largest holders.

Common questions about Arch Capital Group's shareholders

Source: Financial Modeling Prep