What does CUSIP G0408V102 represent in this 13F holders report?

CUSIP G0408V102 is the security identifier for AON - AON PLC - SHS CL A used to aggregate holder disclosures.

How many institutions held AON - AON PLC - SHS CL A in Q4 2018?

675 institutional investors reported AON - AON PLC - SHS CL A for Q4 2018. Use the holders table for investor-level position and value details.

AON PLC - SHS CL A (AON)

CUSIP: G0408V102

Q4 2018 13F Holders as of 31 Dec 2018

Security type / class: Equity / SHS CL A
Total 13F shares: 204,389,098
Share change: -2,018,852
Total reported value: $29,701,015,857
Put/Call ratio: 84%
Reported price per share: $145.36
Number of holders: 675
Value change: -$296,899,480
Number of buys: 299
Number of sells: 282

Security key

G0408V102

Report period

Q4 2018

Institutions

675

Top holders

AON full security history Ownership snapshot Full 13F holder table Newer quarter: Q1 2019 Previous quarter: Q3 2018 Aon plc SEC filings Aon plc company facts

Broader feeds

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

Reporting periods

Holder history for CUSIP G0408V102

Newer quarter: Q1 2019 Previous quarter: Q3 2018

Recent filing periods:

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

Ownership snapshot

Top shareholders of AON - AON PLC - SHS CL A (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

MASSACHUSETTS FINANCIAL S...

13D/G signal

—

Evidence rows

Latest as of

30 Sep 2018

13F Highest disclosed value: $3,297,462,000 Showing 1-8 of 50 holder rows.

Rank 1 holder

MASSACHUSETTS FINANCIAL SERVICES CO /MA/

13F

Ownership: —
Position: $3.3B

13F

Rank 2 holder

VANGUARD GROUP INC

13F

Ownership: —
Position: $2.75B

13F

Rank 3 holder

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	13F Company 13F	— class O/S missing	$3,297,462,000 21,442,730 shares	—	30 Sep 2018
VANGUARD GROUP INC	13F Company 13F	— class O/S missing	$2,752,674,000 17,900,079 shares	—	30 Sep 2018
BlackRock Finance, Inc.	13F Company 13F	— class O/S missing	$2,281,284,000 14,834,738 shares	—	30 Sep 2018
STATE STREET CORP	13F Company 13F	— class O/S missing	$1,657,605,000 10,779,083 shares	—	30 Sep 2018
Artisan Partners Limited Partnership	13F Company 13F	— class O/S missing	$1,424,565,000 9,263,655 shares	—	30 Sep 2018
LAZARD ASSET MANAGEMENT LLC	13F Company 13F	— class O/S missing	$1,397,066,000 9,084,857 shares	—	30 Sep 2018
EAGLE CAPITAL MANAGEMENT LLC	13F Company 13F	— class O/S missing	$1,165,763,000 7,580,716 shares	—	30 Sep 2018
Longview Partners (Guernsey) LTD	13F Company 13F	— class O/S missing	$1,024,717,000 6,663,527 shares	—	30 Sep 2018

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 Q4 2018

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

Institutions

675

204,389,098

Rows loaded

676

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. The marker flags a reported price that failed the local validity check.

Compare Q4 2018 vs Q3 2018 Across Filers

Q3 2018 holders

612

Q4 2018 holders

675

Holder diff

Investor	Q3 2018 Shares	Q4 2018 Shares	Share Diff	Share Chg %	Q3 2018 value	Q4 2018 value	Value change	Value Chg %

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

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend