Ra Capital Management, L.P. - Nov 13, 2025 Form 4 Insider Report for Wave Life Sciences Ltd. (WVE)

Signature
/s/ Peter Kolchinsky, Manager of RA Capital Management, L.P.
Stock symbol
WVE
Transactions as of
Nov 13, 2025
Transactions value $
$6,688
Form type
4
Date filed
11/14/2025, 06:14 PM
Previous filing
Nov 12, 2025
Next filing
Nov 19, 2025

Reporting Owners (4)

Name Relationship Address Signature Signature date CIK
RA CAPITAL MANAGEMENT, L.P. Director, 10%+ Owner 200 BERKELEY STREET, 18TH FLOOR, BOSTON /s/ Peter Kolchinsky, Manager of RA Capital Management, L.P. 2025-11-14 0001346824
RA Capital Healthcare Fund LP Director, 10%+ Owner 200 BERKELEY STREET, 18TH FLOOR, BOSTON /s/ Peter Kolchinsky, Manager of RA Capital Healthcare Fund GP, LLC, the General Partner of RA Capital Healthcare Fund, L.P. 2025-11-14 0001315082
Kolchinsky Peter Director, 10%+ Owner C/O RA CAPITAL MANAGEMENT, L.P., 200 BERKELEY STREET, 18TH FLOOR, BOSTON /s/ Peter Kolchinsky, individually 2025-11-14 0001384859
Shah Rajeev M. Director, 10%+ Owner C/O RA CAPITAL MANAGEMENT, L.P., 200 BERKELEY STREET, 18TH FLOOR, BOSTON /s/ Rajeev Shah, individually 2025-11-14 0001619841

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction WVE Ordinary Shares Purchase $6.69K +1K +0.01% $6.69 18.2M Nov 13, 2025 See footnotes F1, F2, F3, F4
holding WVE Ordinary Shares 28.8K Nov 13, 2025 See footnotes F5, F6
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 This purchase was made for the purpose of extending the period during which acquisitions can be made pursuant to RA Capital Healthcare Fund, L.P.'s filing under the Hart-Scott-Rodino Antitrust Improvements Act of 1976 (as amended).
F2 The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $6.685 to $6.695 inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.
F3 RA Capital Management, L.P. (the "Adviser") is the investment manager for RA Capital Healthcare Fund, L.P. (the "Fund"). The general partner of the Adviser is RA Capital Management GP, LLC (the "Adviser GP"), of which Dr. Peter Kolchinsky and Mr. Rajeev Shah are the managing members. Each of the Adviser, the Adviser GP, the Fund, Dr. Kolchinsky and Mr. Shah disclaims beneficial ownership of any of the reported securities, except to the extent of its or his respective pecuniary interest therein.
F4 Held directly by the Fund.
F5 Represents previously reported restricted stock unit awards grant to Dr. Kolchinsky.
F6 Dr. Kolchinsky is a Managing Partner of the Adviser who serves on the Issuer's board of directors. Under Dr. Kolchinsky's arrangement with the Adviser, Dr. Kolchinsky holds the RSUs for the benefit of the Fund. Dr. Kolchinsky is obligated to turn over to the Adviser any net cash or shares received upon settlement of the RSUs, which will offset advisory fees owed by the Fund to the Adviser.

Remarks:

Dr. Peter Kolchinsky, a Managing Partner of the Adviser, serves on the Issuer's board of directors.