Rule 144 notice: Joy Liu reports VRTX share sales (VRTX)

Rhea-AI Filing Summary

VRTX: A Rule 144 notice lists proposed sales of Common Stock by an affiliate, Joy Liu. The filing references a restricted stock vesting of 1,104 shares dated 02/24/2025 and reports four sales by Joy Liu between 02/12/2026 and 04/01/2026, including transactions of 9,320 and smaller lots.

Key Figures

Restricted stock vesting: 1,104 shares Largest reported sale: 9,320 shares Sale on 02/12/2026: 812 shares +2 more

5 metrics

Restricted stock vesting 1,104 shares Restricted Stock Vesting dated 02/24/2025

Largest reported sale 9,320 shares Sale on 02/13/2026 for $4,557,480.00

Sale on 02/12/2026 812 shares Proceeds $375,282.04

Sale on 03/02/2026 892 shares Proceeds $442,396.32

Sale on 04/01/2026 978 shares Proceeds $439,288.26

Key Terms

Rule 144, Restricted Stock Vesting, Fidelity Brokerage Services LLC

3 terms

Rule 144 regulatory

"144: Securities To Be Sold"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Restricted Stock Vesting financial

"Restricted Stock Vesting | Issuer | 02/24/2025"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

Fidelity Brokerage Services LLC other

"Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917"

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	1104	469222.08	254034190	05/01/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	02/24/2025	Restricted Stock Vesting	Issuer			1104	02/24/2025	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Joy Liu 900 Salem Street Smithfield RI 02917	Common	02/12/2026	812	375282.04
Joy Liu 900 Salem Street Smithfield RI 02917	Common	02/13/2026	9320	4557480.00
Joy Liu 900 Salem Street Smithfield RI 02917	Common	03/02/2026	892	442396.32
Joy Liu 900 Salem Street Smithfield RI 02917	Common	04/01/2026	978	439288.26

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does the VRTX Form 144 filing show about planned sales?

It notifies proposed sales of VRTX common shares by an affiliate, Joy Liu. The filing cites a vested block of 1,104 shares (02/24/2025) and lists actual sales on 02/12, 02/13, 03/02, and 04/01/2026 with amounts and proceeds.

How many shares did Joy Liu sell in the most significant reported trade?

The largest reported sale was 9,320 shares on 02/13/2026. The filing shows proceeds of $4,557,480.00 for that trade and smaller lots on other dates totaling additional shares and proceeds as listed.

Does the Form 144 specify why the shares are eligible to be sold?

Yes — it references restricted stock vesting as the source. The filing lists a Restricted Stock Vesting event dated 02/24/2025 tied to 1,104 shares, indicating shares became vested prior to the reported sales.

Who is the broker or intermediary listed on the VRTX Form 144?

Fidelity Brokerage Services LLC is listed as the broker. The filing includes Fidelity's address at 900 Salem Street, Smithfield, RI 02917 alongside the securities and transaction details.