What does CUSIP 363576109 represent in this 13F holders report?

CUSIP 363576109 is the security identifier for AJG - Arthur J. Gallagher & Co. - Common Stock used to aggregate holder disclosures.

How many institutions held AJG - Arthur J. Gallagher & Co. - Common Stock in Q4 2020?

712 institutional investors reported AJG - Arthur J. Gallagher & Co. - Common Stock for Q4 2020. Use the holders table for investor-level position and value details.

Arthur J. Gallagher & Co. - Common Stock (AJG)

CUSIP: 363576109

Q4 2020 13F Holders as of 31 Dec 2020

Type / Class: Equity / Common Stock
Shares outstanding: 256,927,236
Total 13F shares: 163,592,286
Share change: +3,711,639
Total reported value: $20,212,488,290
Put/Call ratio: 28%
Price per share: $123.71
Number of holders: 712
Value change: +$476,727,934
Number of buys: 306
Number of sells: 321

Quarterly Holders Quick Answers

What is CUSIP 363576109?
CUSIP 363576109 identifies AJG - Arthur J. Gallagher & Co. - Common Stock in SEC institutional holdings data.

Need full ownership history?
Open the full security ownership history page.

Next holder-history checks

These links keep the next click tied to holder verification, nearby quarters, or outside-13F ownership context.

Back to full security ownership history for the broader multi-quarter picture.
Latest 13F filings for newly reported positions across managers.
Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
SEC investors directory for manager drilldown.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q1 2021
Previous quarter: Q3 2020

Recent filing periods for CUSIP 363576109:

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

Top shareholders of AJG - Arthur J. Gallagher & Co. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
VANGUARD GROUP INC	13F	Company	8.3%	21,286,822	$2,247,462,000	—	30 Sep 2020	13F
BlackRock Finance, Inc.	13F	Company	8.2%	20,986,652	$2,215,773,000	—	30 Sep 2020	13F
STATE STREET CORP	13F	Company	3.3%	8,549,720	$902,679,000	—	30 Sep 2020	13F
BAILLIE GIFFORD & CO	13F	Company	3.2%	8,177,407	$863,372,000	—	30 Sep 2020	13F
JPMORGAN CHASE & CO	13F	Company	2%	5,123,682	$536,808,000	—	30 Sep 2020	13F
BROWN BROTHERS HARRIMAN & CO	13F	Company	1.7%	4,318,462	$455,943,000	—	30 Sep 2020	13F
Capital International Investors	13F	Company	1.7%	4,296,767	$453,617,000	—	30 Sep 2020	13F
FMR LLC	13F	Company	1.5%	3,925,322	$414,436,000	—	30 Sep 2020	13F
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	13F	Company	1.5%	3,760,361	$397,019,000	—	30 Sep 2020	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	1.4%	3,608,352	$380,970,000	—	30 Sep 2020	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	1.3%	3,243,170	$341,952,000	—	30 Sep 2020	13F
Champlain Investment Partners, LLC	13F	Company	0.97%	2,482,738	$262,127,000	—	30 Sep 2020	13F
NORTHERN TRUST CORP	13F	Company	0.82%	2,110,596	$222,837,000	—	30 Sep 2020	13F
VICTORY CAPITAL MANAGEMENT INC	13F	Company	0.75%	1,918,948	$202,602,000	—	30 Sep 2020	13F
WELLINGTON MANAGEMENT GROUP LLP	13F	Company	0.74%	1,909,744	$201,630,000	—	30 Sep 2020	13F
Bank of New York Mellon Corp	13F	Company	0.72%	1,845,011	$194,798,000	—	30 Sep 2020	13F
NORGES BANK	13F	Company	0.72%	1,843,023	$194,586,000	—	30 Sep 2020	13F
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	0.69%	1,761,751	$186,006,000	—	30 Sep 2020	13F
FIL Ltd	13F	Company	0.62%	1,590,863	$167,963,000	—	30 Sep 2020	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.61%	1,579,013	$166,712,000	—	30 Sep 2020	13F
Invesco Ltd.	13F	Company	0.58%	1,488,518	$157,158,000	—	30 Sep 2020	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.57%	1,464,648	$154,638,000	—	30 Sep 2020	13F
M&G INVESTMENT MANAGEMENT LTD	13F	Company	0.56%	1,431,971	$151,789,000	—	30 Sep 2020	13F
Burgundy Asset Management Ltd.	13F	Company	0.54%	1,378,327	$145,524,000	—	30 Sep 2020	13F
Legal & General Group Plc	13F	Company	0.46%	1,193,548	$126,015,000	—	30 Sep 2020	13F
Swiss National Bank	13F	Company	0.4%	1,021,205	$107,819,000	—	30 Sep 2020	13F
Mitsubishi UFJ Trust & Banking Corp	13F	Company	0.4%	1,015,778	$107,245,000	—	30 Sep 2020	13F
MANUFACTURERS LIFE INSURANCE COMPANY, THE	13F	Company	0.39%	1,003,431	$105,941,000	—	30 Sep 2020	13F
WESTFIELD CAPITAL MANAGEMENT CO LP	13F	Company	0.37%	953,780	$100,700,000	—	30 Sep 2020	13F
AMERICAN CENTURY COMPANIES INC	13F	Company	0.36%	916,805	$96,796,000	—	30 Sep 2020	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	0.34%	862,973	$91,104,000	—	30 Sep 2020	13F
ROYAL BANK OF CANADA	13F	Company	0.32%	830,515	$87,685,000	—	30 Sep 2020	13F
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	13F	Company	0.3%	767,108	$80,991,263	—	30 Sep 2020	13F
Sumitomo Mitsui Trust Group, Inc.	13F	Company	0.29%	734,121	$77,508,000	—	30 Sep 2020	13F
Nuveen Asset Management, LLC	13F	Company	0.27%	694,323	$73,307,000	—	30 Sep 2020	13F
DEUTSCHE BANK AG\	13F	Company	0.25%	642,763	$67,863,000	—	30 Sep 2020	13F
CREDIT SUISSE AG/	13F	Company	0.25%	641,759	$67,758,000	—	30 Sep 2020	13F
ADAGE CAPITAL PARTNERS GP, L.L.C.	13F	Company	0.25%	634,103	$66,949,000	—	30 Sep 2020	13F
FORT PITT CAPITAL GROUP, LLC	13F	Company	0.24%	627,856	$66,289,000	—	30 Sep 2020	13F
ENVESTNET ASSET MANAGEMENT INC	13F	Company	0.24%	618,947	$65,348,000	—	30 Sep 2020	13F
FENIMORE ASSET MANAGEMENT INC	13F	Company	0.24%	618,595	$65,311,000	—	30 Sep 2020	13F
REGIONS FINANCIAL CORP	13F	Company	0.24%	616,962	$65,139,000	—	30 Sep 2020	13F
EATON VANCE MANAGEMENT	13F	Company	0.23%	594,697	$62,788,000	—	30 Sep 2020	13F
Mawer Investment Management Ltd.	13F	Company	0.22%	574,065	$60,610,000	—	30 Sep 2020	13F
TD ASSET MANAGEMENT INC	13F	Company	0.22%	569,944	$60,175,000	—	30 Sep 2020	13F
Global Retirement Partners, LLC	13F	Company	0.21%	547,849	$57,842,000	—	30 Sep 2020	13F
Baird Financial Group, Inc.	13F	Company	0.21%	546,164	$57,664,000	—	30 Sep 2020	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.2%	520,083	$54,911,000	—	30 Sep 2020	13F
AVIVA PLC	13F	Company	0.2%	511,922	$54,048,000	—	30 Sep 2020	13F
SCHRODER INVESTMENT MANAGEMENT GROUP	13F	Company	0.2%	507,378	$53,889,000	—	30 Sep 2020	13F

Institutional Holders of Arthur J. Gallagher & Co. - Common Stock (AJG) as of Q4 2020

As of 31 Dec 2020, Arthur J. Gallagher & Co. - Common Stock (AJG) was held by 712 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 163,592,286 shares. The largest 10 holders included VANGUARD GROUP INC, BlackRock Inc., STATE STREET CORP, BAILLIE GIFFORD & CO, FMR LLC, JPMORGAN CHASE & CO, Capital International Investors, BROWN BROTHERS HARRIMAN & CO, MASSACHUSETTS FINANCIAL SERVICES CO /MA/, and PRICE T ROWE ASSOCIATES INC /MD/. This page lists 713 institutional shareholders reporting positions in this security for the Q4 2020 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q4 2020 vs Q3 2020 Across Filers

Q3 2020 holders

683

Q4 2020 holders

712

Holder diff

Investor	Q3 2020 Shares	Q4 2020 Shares	Share Diff	Share Chg %	Q3 2020 Value $	Q4 2020 Value $	Value Diff $	Value Chg %

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

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.