What does CUSIP G0450A105 represent in this 13F holders report?

CUSIP G0450A105 is the security identifier for ACGL - ARCH CAPITAL GROUP LTD. - Common Stock used to aggregate holder disclosures.

How many institutions held ACGL - ARCH CAPITAL GROUP LTD. - Common Stock in Q1 2015?

261 institutional investors reported ACGL - ARCH CAPITAL GROUP LTD. - Common Stock for Q1 2015. Use the holders table for investor-level position and value details.

ARCH CAPITAL GROUP LTD. - Common Stock (ACGL)

CUSIP: G0450A105

Q1 2015 13F Holders as of 31 Mar 2015

Type / Class: Equity / Common Stock
Shares outstanding: 356,621,255
Total 13F shares: 94,908,342
Share change: -1,021,601
Total reported value: $5,845,641,488
Price per share: $61.60
Number of holders: 261
Value change: -$62,138,281
Number of buys: 107
Number of sells: 132

Security key

G0450A105

Report period

Q1 2015

Institutions

261

Top holders

ACGL full security history Ownership snapshot Full 13F holder table Newer quarter: Q2 2015 Previous quarter: Q4 2014 ARCH CAPITAL GROUP LTD. SEC filings ARCH CAPITAL GROUP LTD. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP G0450A105

Newer quarter: Q2 2015 Previous quarter: Q4 2014

Recent filing periods:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Ownership snapshot

Top shareholders of ACGL - ARCH CAPITAL GROUP LTD. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Lead holder

Artisan Partners Limited ...

13D/G signal

—

Evidence rows

Latest as of

31 Dec 2014

13F Lead comparable stake: 6.3% Showing first 8 of 50 holder rows. Open remaining rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
Artisan Partners Limited Partnership	13F Company 13F	6.3%	$1,329,493,000 22,495,647 shares	—	31 Dec 2014
BAMCO INC /NY/	13F Company 13F	2.5%	$534,992,000 9,052,316 shares	—	31 Dec 2014
VANGUARD GROUP INC	13F Company 13F	2.1%	$436,742,000 7,389,877 shares	—	31 Dec 2014
FPR PARTNERS LLC	13F Company 13F	1.7%	$356,720,000 6,035,876 shares	—	31 Dec 2014
BlackRock Institutional Trust Company, N.A.	13F Company 13F	0.98%	$205,665,000 3,479,949 shares	—	31 Dec 2014
STATE STREET CORP	13F Company 13F	0.83%	$175,158,000 2,963,811 shares	—	31 Dec 2014
FRANKLIN RESOURCES INC	13F Company 13F	0.62%	$131,470,000 2,224,520 shares	—	31 Dec 2014
MARSHFIELD ASSOCIATES	13F Company 13F	0.54%	$113,831,000 1,926,066 shares	—	31 Dec 2014

Show 42 additional holder rows in the full holder list

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
BlackRock Fund Advisors	13F Company 13F	0.5%	$105,027,000 1,777,110 shares	—	31 Dec 2014
APG Asset Management N.V.	13F Company 13F	0.46%	$95,942,000 1,623,392 shares	—	31 Dec 2014
CITADEL ADVISORS LLC	13F Company 13F	0.44%	$91,983,000 1,556,383 shares	—	31 Dec 2014
FMR LLC	13F Company 13F	0.41%	$86,008,000 1,455,290 shares	—	31 Dec 2014
Polar Capital LLP	13F Company 13F	0.32%	$68,417,000 1,157,653 shares	—	31 Dec 2014
PRINCIPAL FINANCIAL GROUP INC	13F Company 13F	0.32%	$67,897,000 1,148,847 shares	—	31 Dec 2014
STEINBERG ASSET MANAGEMENT LLC	13F Company 13F	0.32%	$66,495,000 1,125,133 shares	—	31 Dec 2014
LORD, ABBETT & CO. LLC	13F Company 13F	0.29%	$61,148,000 1,034,656 shares	—	31 Dec 2014
Invesco Ltd.	13F Company 13F	0.29%	$60,708,000 1,027,213 shares	—	31 Dec 2014
NORGES BANK	13F Company 13F	0.29%	$60,708,000 1,027,203 shares	—	31 Dec 2014
BlackRock Group LTD	13F Company 13F	0.28%	$58,013,000 981,608 shares	—	31 Dec 2014
Swiss National Bank	13F Company 13F	0.24%	$50,972,000 862,466 shares	—	31 Dec 2014
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	13F Company 13F	0.23%	$48,780,000 825,370 shares	—	31 Dec 2014
RENAISSANCE TECHNOLOGIES LLC	13F Company 13F	0.23%	$47,534,000 804,300 shares	—	31 Dec 2014
DIMENSIONAL FUND ADVISORS LP	13F Company 13F	0.22%	$46,654,000 789,370 shares	—	31 Dec 2014
NORTHERN TRUST CORP	13F Company 13F	0.22%	$46,214,000 781,947 shares	—	31 Dec 2014
WELLS FARGO & COMPANY/MN	13F Company 13F	0.21%	$44,747,000 757,150 shares	—	31 Dec 2014
GENERAL AMERICAN INVESTORS CO INC	13F Company 13F	0.21%	$44,325,000 750,000 shares	—	31 Dec 2014
RUSSELL FRANK CO/	13F Company 13F	0.2%	$43,003,000 721,612 shares	—	31 Dec 2014
GEODE CAPITAL MANAGEMENT, LLC	13F Company 13F	0.2%	$42,248,000 715,248 shares	—	31 Dec 2014
Bank of New York Mellon Corp	13F Company 13F	0.16%	$34,412,000 582,252 shares	—	31 Dec 2014
PGGM Investments	13F Individual 13F	0.16%	$33,524,000 567,241 shares	—	31 Dec 2014
Weiss Multi-Strategy Advisers LLC	13F Company 13F	0.16%	$33,392,000 565,000 shares	—	31 Dec 2014
VICTORY CAPITAL MANAGEMENT INC	13F Company 13F	0.15%	$32,426,000 548,674 shares	—	31 Dec 2014
Legal & General Group Plc	13F Company 13F	0.15%	$32,174,000 544,139 shares	—	31 Dec 2014
BROWN ADVISORY INC	13F Company 13F	0.15%	$32,095,000 543,060 shares	—	31 Dec 2014
ANALYTIC INVESTORS, LLC	13F Company 13F	0.15%	$31,516,000 533,262 shares	—	31 Dec 2014
TD ASSET MANAGEMENT INC	13F Company 13F	0.15%	$30,881,000 522,527 shares	—	31 Dec 2014
Clearbridge Investments, LLC	13F Company 13F	0.13%	$28,250,000 478,008 shares	—	31 Dec 2014
STIFEL FINANCIAL CORP	13F Company 13F	0.12%	$25,110,000 424,667 shares	—	31 Dec 2014
Mitsubishi UFJ Trust & Banking Corp	13F Company 13F	0.11%	$22,823,000 386,173 shares	—	31 Dec 2014
JANUS HENDERSON INVESTORS US LLC	13F Company 13F	0.11%	$22,467,000 380,151 shares	—	31 Dec 2014
TEACHERS ADVISORS, LLC	13F Company 13F	0.11%	$22,461,000 380,053 shares	—	31 Dec 2014
MADISON INVESTMENT HOLDINGS INC	13F Company 13F	0.1%	$21,709,000 367,330 shares	—	31 Dec 2014
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F Company 13F	0.1%	$21,735,000 363,100 shares	—	31 Dec 2014
Robeco Institutional Asset Management B.V.	13F Company 13F	0.1%	$21,427,000 362,540 shares	—	31 Dec 2014
GOLDMAN SACHS GROUP INC	13F Company 13F	0.1%	$21,326,000 360,847 shares	—	31 Dec 2014
Visium Asset Management, LP	13F Company 13F	0.1%	$20,689,000 350,030 shares	—	31 Dec 2014
State of New Jersey Common Pension Fund D	13F Company 13F	0.09%	$20,009,000 338,556 shares	—	31 Dec 2014
TIAA CREF INVESTMENT MANAGEMENT LLC	13F Company 13F	0.09%	$19,746,000 334,107 shares	—	31 Dec 2014
QUALCOMM INC/DE	13F Company 13F	0.09%	$19,284,000 326,300 shares	—	31 Dec 2014
SHELL ASSET MANAGEMENT CO	13F Company 13F	0.09%	$18,540,000 313,704 shares	—	31 Dec 2014

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2015

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

261

94,908,342

Rows loaded

261

Investor	Option	Weight %	Change %	Reported value	* Price	Shares	Share Change	Activity	Report Period

* Reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. An asterisk next to the price means the price is likely invalid.

Compare Q1 2015 vs Q4 2014 Across Filers

Q4 2014 holders

259

Q1 2015 holders

261

Holder diff

Investor	Q4 2014 Shares	Q1 2015 Shares	Share Diff	Share Chg %	Q4 2014 value	Q1 2015 value	Value change	Value Chg %

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

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend