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[Form 4] HilleVax, Inc. Insider Trading Activity

Filing Impact
(Low)
Filing Sentiment
(Neutral)
Form Type
4
Rhea-AI Filing Summary

HilleVax, Inc. (HLVX) filed a Form 4 reporting that director Nanette Cocero received a grant of 17,199 Restricted Stock Units (RSUs) on 23-Jun-2025 under the company’s 2022 Incentive Award Plan. The grant was made at $0.00 cost and represents the reporting person’s entire beneficial ownership in HLVX common stock following the transaction. All RSUs will vest 100 % on the earlier of (i) the first anniversary of the grant date or (ii) a Change in Control, provided the director remains on the board through that date. No open-market purchases, sales, or derivative transactions were reported, and ownership is held directly.

HilleVax, Inc. (HLVX) ha presentato un Modulo 4 segnalando che la direttrice Nanette Cocero ha ricevuto una concessione di 17.199 Unità Azionarie Vincolate (RSU) il 23 giugno 2025 nell'ambito del Piano di Incentivi 2022 dell'azienda. La concessione è stata effettuata a costo $0,00 e rappresenta l'intera proprietà beneficiaria della persona segnalante nelle azioni ordinarie HLVX dopo la transazione. Tutte le RSU matureranno al 100% alla prima delle seguenti date: (i) il primo anniversario della data di concessione oppure (ii) un Cambio di Controllo, a condizione che la direttrice rimanga nel consiglio fino a quella data. Non sono stati segnalati acquisti, vendite o operazioni con derivati sul mercato aperto, e la proprietà è detenuta direttamente.

HilleVax, Inc. (HLVX) presentó un Formulario 4 informando que la directora Nanette Cocero recibió una concesión de 17,199 Unidades de Acciones Restringidas (RSUs) el 23 de junio de 2025 bajo el Plan de Premios por Incentivos 2022 de la compañía. La concesión se realizó a un costo de $0.00 y representa la totalidad de la propiedad beneficiaria de la persona reportante en las acciones comunes de HLVX tras la transacción. Todas las RSUs se consolidarán al 100% en la fecha que ocurra primero entre (i) el primer aniversario de la fecha de concesión o (ii) un Cambio de Control, siempre que la directora permanezca en la junta hasta esa fecha. No se reportaron compras, ventas ni transacciones con derivados en el mercado abierto, y la propiedad se mantiene directamente.

HilleVax, Inc. (HLVX)� 2025� 6� 23� 이사� 이사 Nanette Cocero가 회사� 2022 인센티브 상여 계획� 따라 17,199개의 제한 주식 단위(RSUs)� 무상으로 부여받았음� 보고하는 Form 4� 제출했습니다. � 부여는 $0.00 비용으로 이루어졌으며, 거래 � 보고자의 HLVX 보통주에 대� 전부� 실질 소유권을 나타냅니�. 모든 RSU� (i) 부여일로부� 1주년 또는 (ii) 지배권 변� � 먼저 도래하는 시점� 100% 완전� 취득되며, 이사� 해당 날짜까지 이사회에 남아 있어� 합니�. 공개 시장에서� 매수, 매도 또는 파생 상품 거래� 보고되지 않았으며, 소유권은 직Ϊ 보유하고 있습니다.

HilleVax, Inc. (HLVX) a déposé un Formulaire 4 indiquant que la directrice Nanette Cocero a reçu une attribution de 17 199 unités d'actions restreintes (RSU) le 23 juin 2025 dans le cadre du Plan d'Incitation 2022 de la société. L'attribution a été effectuée à un coût de 0,00 $ et représente la totalité de la propriété bénéficiaire de la personne déclarant dans les actions ordinaires HLVX suite à la transaction. Toutes les RSU seront acquises à 100 % au premier des deux événements suivants : (i) le premier anniversaire de la date d'attribution ou (ii) un changement de contrôle, à condition que la directrice reste au conseil jusqu'à cette date. Aucun achat, vente ou transaction dérivée sur le marché ouvert n'a été signalé, et la propriété est détenue directement.

HilleVax, Inc. (HLVX) reichte ein Formular 4 ein, in dem berichtet wird, dass die Direktorin Nanette Cocero am 23. Juni 2025 eine Zuteilung von 17.199 Restricted Stock Units (RSUs) im Rahmen des Incentive Award Plans 2022 des Unternehmens erhalten hat. Die Zuteilung erfolgte zu einem $0,00 Kostenpunkt und stellt das gesamte wirtschaftliche Eigentum der meldenden Person an den Stammaktien von HLVX nach der Transaktion dar. Alle RSUs werden zu 100 % fällig am früheren Zeitpunkt von (i) dem ersten Jahrestag des Zuteilungsdatums oder (ii) einem Kontrollwechsel, vorausgesetzt, die Direktorin bleibt bis zu diesem Datum im Vorstand. Es wurden keine Käufe, Verkäufe oder Derivatgeschäfte am offenen Markt gemeldet, und das Eigentum wird direkt gehalten.

Positive
  • None.
Negative
  • None.

Insights

TL;DR � Routine equity grant aligns director incentives; neutral impact.

The Form 4 discloses a standard non-employee director RSU award, a common practice to strengthen alignment between board members and shareholders. The 17,199-unit size is modest and has no cash outlay, implying negligible dilution for existing holders. Vesting on anniversary or Change in Control incentivizes continuity and strategic focus. No red flags regarding insider selling or derivative hedging appear in this filing; consequently, the event is governance-positive but financially immaterial.

TL;DR � Small RSU grant; unlikely to influence HLVX valuation.

From a portfolio perspective, the grant size—roughly 17 k shares—does not materially affect float or earnings dilution. The absence of sales indicates confidence rather than profit-taking, yet the position is too small to serve as a strong bullish signal. Investors may note the vesting trigger on Change in Control, which could add minor takeover optionality, but overall, the disclosure is routine and not price-moving.

HilleVax, Inc. (HLVX) ha presentato un Modulo 4 segnalando che la direttrice Nanette Cocero ha ricevuto una concessione di 17.199 Unità Azionarie Vincolate (RSU) il 23 giugno 2025 nell'ambito del Piano di Incentivi 2022 dell'azienda. La concessione è stata effettuata a costo $0,00 e rappresenta l'intera proprietà beneficiaria della persona segnalante nelle azioni ordinarie HLVX dopo la transazione. Tutte le RSU matureranno al 100% alla prima delle seguenti date: (i) il primo anniversario della data di concessione oppure (ii) un Cambio di Controllo, a condizione che la direttrice rimanga nel consiglio fino a quella data. Non sono stati segnalati acquisti, vendite o operazioni con derivati sul mercato aperto, e la proprietà è detenuta direttamente.

HilleVax, Inc. (HLVX) presentó un Formulario 4 informando que la directora Nanette Cocero recibió una concesión de 17,199 Unidades de Acciones Restringidas (RSUs) el 23 de junio de 2025 bajo el Plan de Premios por Incentivos 2022 de la compañía. La concesión se realizó a un costo de $0.00 y representa la totalidad de la propiedad beneficiaria de la persona reportante en las acciones comunes de HLVX tras la transacción. Todas las RSUs se consolidarán al 100% en la fecha que ocurra primero entre (i) el primer aniversario de la fecha de concesión o (ii) un Cambio de Control, siempre que la directora permanezca en la junta hasta esa fecha. No se reportaron compras, ventas ni transacciones con derivados en el mercado abierto, y la propiedad se mantiene directamente.

HilleVax, Inc. (HLVX)� 2025� 6� 23� 이사� 이사 Nanette Cocero가 회사� 2022 인센티브 상여 계획� 따라 17,199개의 제한 주식 단위(RSUs)� 무상으로 부여받았음� 보고하는 Form 4� 제출했습니다. � 부여는 $0.00 비용으로 이루어졌으며, 거래 � 보고자의 HLVX 보통주에 대� 전부� 실질 소유권을 나타냅니�. 모든 RSU� (i) 부여일로부� 1주년 또는 (ii) 지배권 변� � 먼저 도래하는 시점� 100% 완전� 취득되며, 이사� 해당 날짜까지 이사회에 남아 있어� 합니�. 공개 시장에서� 매수, 매도 또는 파생 상품 거래� 보고되지 않았으며, 소유권은 직Ϊ 보유하고 있습니다.

HilleVax, Inc. (HLVX) a déposé un Formulaire 4 indiquant que la directrice Nanette Cocero a reçu une attribution de 17 199 unités d'actions restreintes (RSU) le 23 juin 2025 dans le cadre du Plan d'Incitation 2022 de la société. L'attribution a été effectuée à un coût de 0,00 $ et représente la totalité de la propriété bénéficiaire de la personne déclarant dans les actions ordinaires HLVX suite à la transaction. Toutes les RSU seront acquises à 100 % au premier des deux événements suivants : (i) le premier anniversaire de la date d'attribution ou (ii) un changement de contrôle, à condition que la directrice reste au conseil jusqu'à cette date. Aucun achat, vente ou transaction dérivée sur le marché ouvert n'a été signalé, et la propriété est détenue directement.

HilleVax, Inc. (HLVX) reichte ein Formular 4 ein, in dem berichtet wird, dass die Direktorin Nanette Cocero am 23. Juni 2025 eine Zuteilung von 17.199 Restricted Stock Units (RSUs) im Rahmen des Incentive Award Plans 2022 des Unternehmens erhalten hat. Die Zuteilung erfolgte zu einem $0,00 Kostenpunkt und stellt das gesamte wirtschaftliche Eigentum der meldenden Person an den Stammaktien von HLVX nach der Transaktion dar. Alle RSUs werden zu 100 % fällig am früheren Zeitpunkt von (i) dem ersten Jahrestag des Zuteilungsdatums oder (ii) einem Kontrollwechsel, vorausgesetzt, die Direktorin bleibt bis zu diesem Datum im Vorstand. Es wurden keine Käufe, Verkäufe oder Derivatgeschäfte am offenen Markt gemeldet, und das Eigentum wird direkt gehalten.

SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Cocero Nanette

(Last) (First) (Middle)
C/O HILLEVAX, INC.,
321 HARRISON AVE, SUITE 500

(Street)
BOSTON MA 02118

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
HilleVax, Inc. [ HLVX ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
06/23/2025
4. If Amendment, Date of Original Filed (Month/Day/Year)
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 Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 06/23/2025 A 17,199(1) A $0.00 17,199 D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Explanation of Responses:
1. The Restricted Stock Units ("RSUs") were granted on June 23, 2025 pursuant to the Registrant's Non-Employee Director Compensation Program. 100% of the total number of RSUs granted shall vest on the first to occur of (i) the first anniversary of the date of grant or (ii) a Change in Control (as defined in the Registrant's 2022 Incentive Award Plan), in each case, subject to the non-employee director continuing in service on the Registrant's board of directors through such vesting date.
/s/ Paul Bavier, Attorney-in-Fact for Nanette Cocero 06/25/2025
** 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 4 (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.

FAQ

What insider transaction did HilleVax (HLVX) report on Form 4?

Director Nanette Cocero received 17,199 Restricted Stock Units on 23-Jun-2025.

At what price were the RSUs granted to Nanette Cocero?

The RSUs were issued at $0.00, reflecting a compensation grant rather than a purchase.

When will the 17,199 RSUs granted to the HLVX director vest?

They vest 100 % on the first anniversary of 23-Jun-2025 or upon a Change in Control, whichever occurs first.

How many HLVX shares does Nanette Cocero own after this transaction?

Her beneficial ownership is 17,199 shares, all held directly.

Were any HLVX shares sold or disposed of in this Form 4 filing?

No. The filing reports only an acquisition of RSUs; there were no sales or disposals.

Does the filing include any derivative securities other than RSUs?

No derivative securities beyond the reported RSUs were disclosed.
HilleVax, Inc.

NASDAQ:HLVX

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102.21M
30.11M
17.09%
76.93%
0.92%
Biotechnology
Biological Products, (no Disgnostic Substances)
United States
BOSTON