HilleVax, Inc. (HLVX) Insider Trading & SEC Filings

Updated Jul 16, 2026 · Last SEC filing 2025-09-17

HilleVax, Inc. (HLVX) — no SEC Form 4 insider filings recorded in the last 90 days. InsiderAlpha tracks every HLVX SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.

About HilleVax, Inc. (HLVX)

SEC CIK	0001888012

Recent HLVX Insider Transactions (Form 4)

Date	Insider	Role	Transaction	Shares	Price	Value	Filing
2025-09-17	HILLEMAN JERYL L	Insider	J — Other acquisition / disposition	59.2K	—	—	SEC
2025-09-17	HERSHBERG ROBERT	President and CEO	J — Other acquisition / disposition	1.10M	—	—	SEC
2025-09-17	Frazier Life Sciences X, L.P.	Insider	J — Other acquisition / disposition	8.54M	$1.95	$16.64M	SEC
2025-09-17	Frazier Life Sciences X, L.P.	Insider	J — Other acquisition / disposition	17.2K	$1.95	$34K	SEC
2025-09-17	TAKEDA PHARMACEUTICAL CO LTD	10% Owner	J — Other acquisition / disposition	6.72M	$1.95	$13.11M	SEC
2025-09-17	Gerberding Julie L.	Insider	J — Other acquisition / disposition	59.2K	—	—	SEC
2025-09-17	Maltbie Shane	Chief Financial Officer	J — Other acquisition / disposition	83.7K	—	—	SEC
2025-09-17	Dubin Gary	Insider	J — Other acquisition / disposition	17.2K	—	—	SEC
2025-09-17	Chu Shelley	Insider	J — Other acquisition / disposition	17.2K	—	—	SEC
2025-09-17	Cocero Nanette	Insider	J — Other acquisition / disposition	17.2K	—	—	SEC
2025-09-17	Kohli Aditya	Insider	J — Other acquisition / disposition	698.2K	—	—	SEC
2025-09-17	Sepulveda Jaime	Insider	J — Other acquisition / disposition	59.2K	—	—	SEC
2025-06-23	HILLEMAN JERYL L	Insider	A — Grant or award	17.2K	$0.00	—	SEC

All transactions sourced from SEC EDGAR Form 4 filings for HilleVax, Inc. (HLVX). Updated in real time as new filings are submitted to the SEC.

Recent Insider Filings

2025-09-17 — HERSHBERG ROBERT (President and CEO)
2025-09-17 — Frazier Life Sciences X, L.P. (Insider)
2025-09-17 — TAKEDA PHARMACEUTICAL CO LTD (10% Owner)
2025-09-17 — Gerberding Julie L. (Insider)
2025-09-17 — HILLEMAN JERYL L (Insider)

Form 4 Transaction Code Reference

SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in HLVX insider filings:

P	Open-market purchase by the insider
S	Open-market sale by the insider
A	Grant, award, or other acquisition from the issuer
M	Exercise or conversion of derivative security (e.g. options)
F	Payment of exercise price or tax liability via share withholding
G	Bona-fide gift of securities
D	Disposition to the issuer (e.g. share buyback participation)
J	Other acquisition or disposition
X	Exercise of in-the-money or at-the-money derivative security
C	Conversion of derivative security
V	Transaction voluntarily reported earlier than required

HLVX Insider Trading — FAQ

What is the latest insider trade for HLVX?: HilleVax, Inc. (HLVX) had 0 insider filings in the last 90 days, with the most recent on 2025-09-17. InsiderAlpha tracks every Form 4, 10-K, 10-Q, and 8-K filing in real time.
How many insiders are buying HLVX stock?: 0 insider purchases of HLVX were filed in the last 90 days.
How many insiders are selling HLVX stock?: 0 insider sales of HLVX were filed in the last 90 days.
Where can I see HLVX SEC filings (Form 4, 10-K, 10-Q, 8-K)?: InsiderAlpha aggregates every HLVX SEC filing — Form 4 insider transactions, 10-K and 10-Q quarterly reports, and 8-K material event disclosures — in one timeline.

Learn More

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