ICON PLC - Ordinary shares, par value 0.06 euros (ICLR)

CUSIP: G4705A100

Q4 2021 13F Holders as of 31 Dec 2021

Security type / class
Equity / Ordinary shares, par value 0.06 euros
Total 13F shares
72,834,119
Total 13F value
$22,515,024,773
Holder snapshot 6 visible 7 signals
Share change
-187,426
Put/Call ratio
33%
SEC-reported price per share
$309.70
Number of holders
536
Value change
-$9,217,914
Number of buys
243
Open additional details 1 more signal available
Number of sells
226
Security identity Names, identifiers, and filing context for this profile. 1 source field
Shares outstanding
76,338,895

Security key

G4705A100

Report period

Q4 2021

Institutions

536

Top holders

10

ICLR full security history Ownership snapshot Full 13F holder table Newer quarter: Q1 2022 Previous quarter: Q3 2021 ICON PLC SEC filings ICON PLC company facts

Broader feeds

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

Ownership snapshot

Top reported holders of ICLR - ICON PLC - Ordinary shares, par value 0.06 euros (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.

Comparable stake leader
MASSACHUSETTS FINANCIAL S...
Disclosed value leader
MASSACHUSETTS FINANCIAL S...
Comparable rows
15/15
Latest evidence
30 Sep 2021
13F Lead comparable stake: 9.8% Showing 1-6 of 15 holder rows.

Quick read

MASSACHUSETTS FINANCIAL SERVICES CO /MA/ leads the comparable SEC ownership view at 9.8%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens MASSACHUSETTS FINANCIAL SERVICES CO /MA/'s linked filing trail.
Comparable ownership Top 5
MASSACHUSETTS FINANCIAL SERVICES ... 9.8%
WCM INVESTMENT MANAGEMENT, LLC 9.4%
WELLINGTON MANAGEMENT GROUP LLP 6.6%
COMGEST GLOBAL INVESTORS S.A.S. 3.7%
Clearbridge Investments, LLC 3.1%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
13F
Company
13F
9.8%
$1,955,115,000
7,461,705 shares
 — 30 Sep 2021
WCM INVESTMENT MANAGEMENT, LLC
13F
Company
13F
9.4%
$1,876,139,000
7,160,289 shares
 — 30 Sep 2021
WELLINGTON MANAGEMENT GROUP LLP
13F
Company
13F
6.6%
$1,322,841,000
5,048,625 shares
 — 30 Sep 2021
COMGEST GLOBAL INVESTORS S.A.S.
13F
Company
13F
3.7%
$737,229,000
2,813,638 shares
 — 30 Sep 2021
Clearbridge Investments, LLC
13F
Company
13F
3.1%
$619,272,000
2,363,455 shares
 — 30 Sep 2021
JANUS HENDERSON GROUP PLC
13F
Company
13F
2.9%
$586,145,000
2,236,444 shares
 — 30 Sep 2021
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 Q4 2021

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

Institutions
536
Shares
72,834,119
Rows available
536
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-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 did not pass the local price check.

Compare Q4 2021 vs Q3 2021 Across Filers

Q3 2021 holders
499
Q4 2021 holders
536
Holder diff
37
Investor Q3 2021 Shares Q4 2021 Shares Share Diff Share Chg % Q3 2021 value Q4 2021 value Value change Value Chg %

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

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
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