ICON PLC (ICLR) director Linda Grais reports initial share and RSU holdings

Rhea-AI Filing Summary

ICON PLC director Linda Grais filed an initial statement of beneficial ownership. She reports direct holdings of 5,271 ordinary shares and restricted share units covering 1,732 underlying ordinary shares. The restricted share units were granted on May 22, 2025 and vest on the later of the first anniversary of the grant and the date of payment of withholding taxes. Each unit converts into one ordinary share, with a nominal conversion price equal to the EUR 0.06 par value per share automatically deducted from her pay at vesting.

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Grais Linda

(Last) (First) (Middle)

C/O ICON PLC

SOUTH COUNTY BUSINESS PARK, LEOPARDSTOWN

(Street)

DUBLIN D18X5R3

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
ICON PLC [ ICLR ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Ordinary Shares	5,271	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Share Units	(1)	(1)	Ordinary Shares	1,732	(1)	D

Explanation of Responses:

1. These restricted share units were granted on May 22, 2025 and vest in full on, where applicable, the later of (i) the first anniversary of the grant date and (ii) the date of payment of withholding taxes. Each restricted share unit represents a contingent right to receive one ordinary share of the Issuer upon vesting, with a nominal conversion price equal to the par value of the ordinary shares (EUR 0.06) per underlying share automatically deducted from the reporting person's pay in connection with vesting.

Remarks:

Due to the issuer's status as a foreign private issuer pursuant to Rule 3a12-3(b) under the Securities Exchange Act of 1934 (the "Act"), the reporting person's transactions in the issuer's equity securities are exempt from Sections 16(b) and 16(c) of the Act. Exhibit 24 - Power of Attorney.

	/s/ Erina Joan Fox, as Attorney-in-Fact	03/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)

FAQ

What does Linda Grais report owning in ICON PLC (ICLR) on this Form 3?

Linda Grais reports direct ownership of 5,271 ordinary shares of ICON PLC and restricted share units linked to 1,732 underlying ordinary shares. These figures establish her initial reported equity position as a director of the company.

How many restricted share units does Linda Grais report for ICON PLC (ICLR)?

She reports restricted share units tied to 1,732 underlying ordinary shares. Each restricted share unit represents a contingent right to receive one ordinary share, subject to the vesting conditions described in the filing’s footnote.

When do Linda Grais’s ICON PLC (ICLR) restricted share units vest?

The restricted share units were granted on May 22, 2025 and vest in full on the later of the first anniversary of that grant date and the date of payment of withholding taxes. Vesting must satisfy both timing and tax payment conditions.

What is the conversion price for Linda Grais’s ICON PLC (ICLR) restricted share units?

Each restricted share unit has a nominal conversion price equal to the EUR 0.06 par value per underlying ordinary share. This amount is automatically deducted from the reporting person’s pay when the units vest and convert into ordinary shares.

Are there buy or sell transactions reported for ICON PLC (ICLR) in this Form 3?

No buy or sell transactions are reported. The Form 3 simply lists existing holdings of ordinary shares and restricted share units, serving as an initial statement of beneficial ownership for director Linda Grais rather than documenting new trades.