Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Checkbox not checked   Rule 13d-1(b)
Checkbox not checked   Rule 13d-1(c)
Checkbox checked   Rule 13d-1(d)






SCHEDULE 13G




Comment for Type of Reporting Person:  Note to Row 5: 1,696,752 shares, except that Sofinnova Management XI, L.P. ("SM XI LP"), the general partner of SVP XI, may be deemed to have sole voting power, Sofinnova Management XI, L.L.C. ("SM XI LLC"), the general partner of SM XI LP, may be deemed to have sole voting power, and Dr. James I. Healy ("Healy") and Dr. Maha Katabi ("Katabi"), the managing members of SM XI LLC, may be deemed to have shared power to vote these shares. Note to Row 6: See response to row 5. Note to Row 7: 1,696,752 shares, except that SM XI LP, the general partner of SVP XI, may be deemed to have sole dispositive power, SM XI LLC, the general partner of SM XI LP, may be deemed to have sole dispositive power, and Healy and Katabi, the managing members of SM XI LLC, may be deemed to have shared dispositive power over these shares. Note to Row 8: See response to row 7.


SCHEDULE 13G




Comment for Type of Reporting Person:  Note to Row 5: 1,696,752 shares, all of which are owned directly by SVP XI. SM XI LP, the general partner of SVP XI, may be deemed to have sole voting power, SM XI LLC, the general partner of SM XI LP, may be deemed to have sole voting power, and Healy and Katabi, the managing members of SM XI LLC, may be deemed to have shared power to vote these shares. Note to Row 6: See response to row 5. Note to Row 7: 1,696,752 shares, all of which are owned directly by SVP XI. SM XI LP, the general partner of SVP XI, may be deemed to have sole dispositive power, SM XI LLC, the general partner of SM XI LP, may be deemed to have sole dispositive power, and Healy and Katabi, the managing members of SM XI LLC, may be deemed to have shared dispositive power over these shares. Note to Row 8: See response to row 7.


SCHEDULE 13G




Comment for Type of Reporting Person:  Note to Row 5: 1,696,752 shares, all of which are owned directly by SVP XI. SM XI LP, the general partner of SVP XI, may be deemed to have sole voting power, SM XI LLC, the general partner of SM XI LP, may be deemed to have sole voting power, and Healy and Katabi, the managing members of SM XI LLC, may be deemed to have shared power to vote these shares. Note to Row 6: See response to row 5. Note to Row 7: 1,696,752 shares, all of which are owned directly by SVP XI. SM XI LP, the general partner of SVP XI, may be deemed to have sole dispositive power, SM XI LLC, the general partner of SM XI LP, may be deemed to have sole dispositive power, and Healy and Katabi, the managing members of SM XI LLC, may be deemed to have shared dispositive power over these shares. Note to Row 8: See response to row 7.


SCHEDULE 13G




Comment for Type of Reporting Person:  Note to Row 6: 1,696,752 shares, all of which are owned directly by SVP XI. SM XI LP, the general partner of SVP XI, and SM XI LLC, the general partner of SM XI LP, may be deemed to have sole voting power over the shares owned by SVP XI, and Healy, a managing member of SM XI LLC, and a director of the Issuer, may be deemed to have shared power to vote these shares. Note to Row 8: 1,696,752 shares, all of which are owned directly by SVP XI. SM XI LP, the general partner of SVP XI, and SM XI LLC, the general partner of SM XI LP, may be deemed to have sole dispositive power, and Healy, a managing member of SM XI LLC, and a director of the Issuer, may be deemed to have shared power to dispose of these shares.


SCHEDULE 13G




Comment for Type of Reporting Person:  Note to Row 6: 1,696,752 shares, all of which are owned directly by SVP XI. SM XI LP, the general partner of SVP XI, and SM XI LLC, the general partner of SM XI LP, may be deemed to have sole voting power over the shares owned by SVP XI, and Katabi, a managing member of SM XI LLC, may be deemed to have shared power to vote these shares. Note to Row 8: 1,696,752 shares, all of which are owned directly by SVP XI. SM XI LP, the general partner of SVP XI, may be deemed to have sole dispositive power, SM XI LLC, the general partner of SM XI LP, may be deemed to have sole dispositive power, and Katabi, a managing member of SM XI LLC, may be deemed to have shared dispositive power over these shares.


SCHEDULE 13G



 
Sofinnova Venture Partners XI, L.P. ("SVP XI")
 
Signature:/s/ Nathalie Auber
Name/Title:Nathalie Auber, Attorney-in-Fact
Date:03/05/2026
 
Sofinnova Management XI, L.P. ("SM XI LP")
 
Signature:/s/ Nathalie Auber
Name/Title:Nathalie Auber, Attorney-in-Fact
Date:03/05/2026
 
Sofinnova Management XI, L.L.C. ("SM XI LLC")
 
Signature:/s/ Nathalie Auber
Name/Title:Nathalie Auber, Attorney-in-Fact
Date:03/05/2026
 
Dr. James I. Healy ("Healy")
 
Signature:/s/ Nathalie Auber
Name/Title:Nathalie Auber, Attorney-in-Fact
Date:03/05/2026
 
Dr. Maha Katabi ("Katabi")
 
Signature:/s/ Nathalie Auber
Name/Title:Nathalie Auber, Attorney-in-Fact
Date:03/05/2026

Comments accompanying signature:  *Executed pursuant to a Power of Attorney already on file with the appropriate agencies.
Exhibit Information

Exhibit Exhibit A: Agreement of Joint Filing

 

exhibit A

 

Agreement of Joint Filing

 

The undersigned hereby agree that a single Schedule 13G (or any amendment thereto) relating to the Common Stock of ArriVent Biopharma, Inc. shall be filed on behalf of each of the undersigned and that this Agreement shall be filed as an exhibit to such Schedule 13G.

 

Date:      November 11, 2024

 

  SOFINNOVA VENTURE PARTNERS XI, L.P.,
a Delaware Limited Partnership
   
  By:  SOFINNOVA MANAGEMENT XI, L.P.,
a Delaware Limited Partnership
  Its:  General Partner
   
  By:  SOFINNOVA MANAGEMENT XI, L.L.C.,
a Delaware Limited Liability Company
  Its:  General Partner
   
  By:  /s/ Nathalie Auber
    Nathalie Auber
    Attorney-in-Fact
   
  SOFINNOVA MANAGEMENT XI, L.P.,
a Delaware Limited Partnership
   
  By:  SOFINNOVA MANAGEMENT XI, L.L.C.,
a Delaware Limited Liability Company
  Its:  General Partner
   
  By:  /s/ Nathalie Auber
    Nathalie Auber
    Attorney-in-Fact
   
  SOFINNOVA MANAGEMENT XI, L.L.C.,
a Delaware Limited Liability Company
   
  By: /s/ Nathalie Auber
    Nathalie Auber
    Attorney-in-Fact
   
  DR. JAMES I. HEALY
  DR. MAHA KATABI
   
  By:  /s/ Nathalie Auber
    Nathalie Auber
    Attorney-in-Fact

 

*Executed pursuant to a Power of Attorney already on file with the appropriate agencies.