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[SCHEDULE 13G/A] Inozyme Pharma, Inc. SEC Filing

Filing Impact
(Low)
Filing Sentiment
(Neutral)
Form Type
SCHEDULE 13G/A
Rhea-AI Filing Summary

Inozyme Pharma, Inc. has a Schedule 13G/A filed on behalf of a reporting group that includes Rock Springs Capital Management LP, Rock Springs Capital LLC, Rock Springs Capital Master Fund LP, Mark Bussard and Kris Jenner. The filing identifies the reporting structure: Rock Springs Capital Management LP acts as investment manager, Rock Springs Capital LLC is the general partner, and Mark Bussard and Kris Jenner each own 50% of the management company.

The filing discloses an aggregate beneficial ownership of 0 shares, representing 0% of the class; sole and shared voting and dispositive powers are all reported as 0. Signatories certify the securities were not acquired to change or influence control, and a joint filing statement commits the parties to file amendments on behalf of all undersigned.

Inozyme Pharma, Inc. ha depositato uno Schedule 13G/A per conto di un gruppo dichiarante che include Rock Springs Capital Management LP, Rock Springs Capital LLC, Rock Springs Capital Master Fund LP, Mark Bussard e Kris Jenner. Il deposito specifica la struttura di segnalazione: Rock Springs Capital Management LP agisce come gestore degli investimenti, Rock Springs Capital LLC è il general partner, e Mark Bussard e Kris Jenner possiedono ciascuno il 50% della società di gestione.

Il deposito dichiara una partecipazione economica aggregata di 0 azioni, pari al 0% della classe; i poteri di voto e di disposizione, sia esclusivi sia condivisi, sono riportati come 0. I firmatari attestano che i titoli non sono stati acquisiti al fine di modificare o influenzare il controllo, e una dichiarazione congiunta impegna le parti a presentare emendamenti per conto di tutti i sottoscritti.

Inozyme Pharma, Inc. presentó un Schedule 13G/A en nombre de un grupo informante que incluye a Rock Springs Capital Management LP, Rock Springs Capital LLC, Rock Springs Capital Master Fund LP, Mark Bussard y Kris Jenner. La presentación identifica la estructura del informante: Rock Springs Capital Management LP actúa como gestor de inversiones, Rock Springs Capital LLC es el socio general, y Mark Bussard y Kris Jenner poseen cada uno el 50% de la sociedad gestora.

La presentación revela una propiedad beneficiaria agregada de 0 acciones, que representan el 0% de la clase; los poderes de voto y de disposición, tanto exclusivos como compartidos, se reportan como 0. Los firmantes certifican que los valores no se adquirieron para cambiar o influir en el control, y una declaración conjunta compromete a las partes a presentar enmiendas en nombre de todos los suscritos.

Inozyme Pharma, Inc.� Rock Springs Capital Management LP, Rock Springs Capital LLC, Rock Springs Capital Master Fund LP, Mark Bussard � Kris Jenner� 포함하는 보고 그룹� 대표하� Schedule 13G/A� 제출했습니다. 제출서에� 보고 구조가 명시되어 있습니다: Rock Springs Capital Management LP� 투자관리회사로� 역할� 하고, Rock Springs Capital LLC� 일반 파트너이�, Mark Bussard와 Kris Jenner� 각각 관리회사의 50%� 소유하고 있습니다.

제출서는 � 실질 소유 주식� 0�� 해당 클래스의 0%� 해당함을 공개합니�; 단독 � 공동� 의결권과 처분권은 모두 0으로 보고되었습니�. 서명자들은 해당 증권� 지배권� 변경하거나 영향� 미치� 위해 취득� 것이 아님� 증명하며, 공동 제출 선언은 모든 서명인을 대신해 수정서를 제출� 것을 약속합니�.

Inozyme Pharma, Inc. a déposé un Schedule 13G/A au nom d'un groupe déclarant comprenant Rock Springs Capital Management LP, Rock Springs Capital LLC, Rock Springs Capital Master Fund LP, Mark Bussard et Kris Jenner. Le dépôt précise la structure de déclaration : Rock Springs Capital Management LP agit en tant que gestionnaire d'investissement, Rock Springs Capital LLC est le commandité, et Mark Bussard et Kris Jenner détiennent chacun 50% de la société de gestion.

Le dépôt révèle une détention bénéficiaire agrégée de 0 actions, représentant 0% de la catégorie ; les pouvoirs de vote et de disposition, exclusifs comme partagés, sont tous indiqués à 0. Les signataires certifient que les titres n'ont pas été acquis dans le but de modifier ou d'influencer le contrôle, et une déclaration conjointe engage les parties à déposer des amendements au nom de tous les soussignés.

Inozyme Pharma, Inc. hat ein Schedule 13G/A im Namen einer meldenden Gruppe eingereicht, zu der Rock Springs Capital Management LP, Rock Springs Capital LLC, Rock Springs Capital Master Fund LP, Mark Bussard und Kris Jenner gehören. Die Einreichung beschreibt die Berichtstruktur: Rock Springs Capital Management LP fungiert als Investmentmanager, Rock Springs Capital LLC ist der Generalpartner, und Mark Bussard und Kris Jenner besitzen jeweils 50% der Managementgesellschaft.

Die Einreichung offenbart eine aggregierte wirtschaftliche Beteiligung von 0 Aktien, was 0% der Klasse entspricht; alleinige und gemeinsame Stimm- und Verfügungsmacht werden jeweils mit 0 angegeben. Die Unterzeichner bescheinigen, dass die Wertpapiere nicht erworben wurden, um die Kontrolle zu ändern oder zu beeinflussen, und eine gemeinsame Erklärung verpflichtet die Parteien, Änderungen im Namen aller Unterzeichnenden einzureichen.

Positive
  • Explicit identification of reporting persons and their relationships, including investment manager and general partner roles.
  • Clear disclosure that aggregate beneficial ownership is 0 shares (0%) and that voting and dispositive powers are reported as 0.
  • Joint filing statement and certification commit the undersigned to file future amendments and attest to intent.
Negative
  • No material holdings disclosed, so the filing contains no investor-impacting position.
  • Four Pines Master Fund LP is referenced as holding shares in Item 2 but there is no separate reporting entry for Four Pines in the schedules provided.

Insights

TL;DR: The Rock Springs group reports no beneficial stake in INZY, so there is no immediate financial or control impact.

The filing documents the identities and relationships among fund entities and individuals but reports 0 shares and 0% ownership, with no voting or dispositive power. From a market-impact perspective, this disclosure is procedural and provides transparency about who would file future amendments, but it does not reflect an economic position that would affect valuation or control.

TL;DR: Joint filing and certification are in order; reported ownership and voting power are nil, so governance influence is absent.

The document clearly lists the reporting persons and their internal relationships, including the 50/50 ownership of the management company by Mark Bussard and Kris Jenner, and contains a joint filing agreement and certification stating no intent to influence control. Because the reported beneficial ownership and all voting/dispositive powers are 0, there is no change to issuer governance from these filings.

Inozyme Pharma, Inc. ha depositato uno Schedule 13G/A per conto di un gruppo dichiarante che include Rock Springs Capital Management LP, Rock Springs Capital LLC, Rock Springs Capital Master Fund LP, Mark Bussard e Kris Jenner. Il deposito specifica la struttura di segnalazione: Rock Springs Capital Management LP agisce come gestore degli investimenti, Rock Springs Capital LLC è il general partner, e Mark Bussard e Kris Jenner possiedono ciascuno il 50% della società di gestione.

Il deposito dichiara una partecipazione economica aggregata di 0 azioni, pari al 0% della classe; i poteri di voto e di disposizione, sia esclusivi sia condivisi, sono riportati come 0. I firmatari attestano che i titoli non sono stati acquisiti al fine di modificare o influenzare il controllo, e una dichiarazione congiunta impegna le parti a presentare emendamenti per conto di tutti i sottoscritti.

Inozyme Pharma, Inc. presentó un Schedule 13G/A en nombre de un grupo informante que incluye a Rock Springs Capital Management LP, Rock Springs Capital LLC, Rock Springs Capital Master Fund LP, Mark Bussard y Kris Jenner. La presentación identifica la estructura del informante: Rock Springs Capital Management LP actúa como gestor de inversiones, Rock Springs Capital LLC es el socio general, y Mark Bussard y Kris Jenner poseen cada uno el 50% de la sociedad gestora.

La presentación revela una propiedad beneficiaria agregada de 0 acciones, que representan el 0% de la clase; los poderes de voto y de disposición, tanto exclusivos como compartidos, se reportan como 0. Los firmantes certifican que los valores no se adquirieron para cambiar o influir en el control, y una declaración conjunta compromete a las partes a presentar enmiendas en nombre de todos los suscritos.

Inozyme Pharma, Inc.� Rock Springs Capital Management LP, Rock Springs Capital LLC, Rock Springs Capital Master Fund LP, Mark Bussard � Kris Jenner� 포함하는 보고 그룹� 대표하� Schedule 13G/A� 제출했습니다. 제출서에� 보고 구조가 명시되어 있습니다: Rock Springs Capital Management LP� 투자관리회사로� 역할� 하고, Rock Springs Capital LLC� 일반 파트너이�, Mark Bussard와 Kris Jenner� 각각 관리회사의 50%� 소유하고 있습니다.

제출서는 � 실질 소유 주식� 0�� 해당 클래스의 0%� 해당함을 공개합니�; 단독 � 공동� 의결권과 처분권은 모두 0으로 보고되었습니�. 서명자들은 해당 증권� 지배권� 변경하거나 영향� 미치� 위해 취득� 것이 아님� 증명하며, 공동 제출 선언은 모든 서명인을 대신해 수정서를 제출� 것을 약속합니�.

Inozyme Pharma, Inc. a déposé un Schedule 13G/A au nom d'un groupe déclarant comprenant Rock Springs Capital Management LP, Rock Springs Capital LLC, Rock Springs Capital Master Fund LP, Mark Bussard et Kris Jenner. Le dépôt précise la structure de déclaration : Rock Springs Capital Management LP agit en tant que gestionnaire d'investissement, Rock Springs Capital LLC est le commandité, et Mark Bussard et Kris Jenner détiennent chacun 50% de la société de gestion.

Le dépôt révèle une détention bénéficiaire agrégée de 0 actions, représentant 0% de la catégorie ; les pouvoirs de vote et de disposition, exclusifs comme partagés, sont tous indiqués à 0. Les signataires certifient que les titres n'ont pas été acquis dans le but de modifier ou d'influencer le contrôle, et une déclaration conjointe engage les parties à déposer des amendements au nom de tous les soussignés.

Inozyme Pharma, Inc. hat ein Schedule 13G/A im Namen einer meldenden Gruppe eingereicht, zu der Rock Springs Capital Management LP, Rock Springs Capital LLC, Rock Springs Capital Master Fund LP, Mark Bussard und Kris Jenner gehören. Die Einreichung beschreibt die Berichtstruktur: Rock Springs Capital Management LP fungiert als Investmentmanager, Rock Springs Capital LLC ist der Generalpartner, und Mark Bussard und Kris Jenner besitzen jeweils 50% der Managementgesellschaft.

Die Einreichung offenbart eine aggregierte wirtschaftliche Beteiligung von 0 Aktien, was 0% der Klasse entspricht; alleinige und gemeinsame Stimm- und Verfügungsmacht werden jeweils mit 0 angegeben. Die Unterzeichner bescheinigen, dass die Wertpapiere nicht erworben wurden, um die Kontrolle zu ändern oder zu beeinflussen, und eine gemeinsame Erklärung verpflichtet die Parteien, Änderungen im Namen aller Unterzeichnenden einzureichen.






Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)






SCHEDULE 13G





SCHEDULE 13G





SCHEDULE 13G





SCHEDULE 13G





SCHEDULE 13G





SCHEDULE 13G



Rock Springs Capital Management LP
Signature:Mark Bussard
Name/Title:Mark Bussard | Member
Date:08/13/2025
Rock Springs Capital LLC
Signature:Mark Bussard
Name/Title:Mark Bussard | Member
Date:08/13/2025
Rock Springs Capital Master Fund LP
Signature:Mark Bussard
Name/Title:Mark Bussard | Member
Date:08/13/2025
Mark Bussard
Signature:Mark Bussard
Name/Title:Mark Bussard
Date:08/13/2025
Kris Jenner
Signature:Kris Jenner
Name/Title:Kris Jenner
Date:08/13/2025
Exhibit Information

JOINT FILING STATEMENT PURSUANT TO RULE 13d-1(k) The undersigned acknowledge and agree that the foregoing statement on SCHEDULE 13G/A, is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on SCHEDULE 13G/A, shall be filed on behalf of each of the undersigned without the necessity of filing additional joint acquisition statements. The undersigned acknowledge that each shall be responsible for the timely filing of such amendments, and for the completeness and accuracy of the information concerning him or it contained therein, but shall not be responsible for the completeness and accuracy of the information concerning the others, except to the extent that he or it knows or has reason to believe that such information is inaccurate. Dated: August 13, 2025 Rock Springs Capital Management LP By: Rock Springs Capital LLC, General Partner By: Mark Bussard Name: Mark Bussard Title: Member Rock Springs Capital LLC By: Mark Bussard Name: Mark Bussard Title: Member Rock Springs Capital Master Fund LP By: Rock Springs Capital Management LP, Investment Manager By: Rock Springs Capital LLC, General Partner By: Mark Bussard Name: Mark Bussard Title: Member Mark Bussard By: Mark Bussard Name: Mark Bussard Kris Jenner By: Kris Jenner Name: Kris Jenne

FAQ

Who filed the Schedule 13G/A for Inozyme (INZY)?

The filing is made on behalf of Rock Springs Capital Management LP, Rock Springs Capital LLC, Rock Springs Capital Master Fund LP, Mark Bussard and Kris Jenner.

How many Inozyme (INZY) shares do the reporting persons beneficially own?

The filing reports an aggregate beneficial ownership of 0 shares, representing 0% of the class.

Do the reporting persons have voting or dispositive power over INZY shares?

No; the filing lists sole and shared voting power and sole and shared dispositive power as 0 for each reporting person.

Do the filers state any intent to influence control of Inozyme (INZY)?

The signatories certify that the securities were not acquired and are not held for the purpose of changing or influencing control.

What ownership of the management company is disclosed?

The filing states that Mark Bussard and Kris Jenner each own 50% of the management company.
Inozyme Pharma, Inc.

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Biotechnology
Pharmaceutical Preparations
United States
BOSTON