HLVX
insider transactionsHilleVax, Inc. — buys & sells by directors, officers and 10% owners A shareholder owning more than 10% of the company. Must report trades, but usually a weaker signal than an officer or director. (SEC Form 4).
No open-market buys or sells this period. The trades below are grants, option exercises and gifts, which carry no market price.
Net buy / sell volume
Not enough data to chart yet.
Tap or hover the chart for daily net volume. Green = net buying, red = net selling.
All transactions
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Other·U
HERSHBERG ROBERT KEY
President and CEO
—
1.1M sh
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Other·U
Director
—
17.2K sh
-
Other·U
Director
—
59.2K sh
-
Other·U
Director
—
698.2K sh
-
Other·U
Director
—
59.2K sh
-
Other·U
TenPercentOwner
$33.5K
17.2K sh · $1.95
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Other·U
TenPercentOwner
$16.6M
8.5M sh · $1.95
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Other·U
Director
—
17.2K sh
-
Other·U
Director
—
59.2K sh
-
Other·U
Maltbie Shane KEY
Chief Financial Officer
—
83.7K sh
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Other·U
Director
—
17.2K sh
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Other·U
TenPercentOwner
$13.1M
6.7M sh · $1.95
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Grant·A
Director
$0
17.2K sh
Own New
-
Grant·A
Director
$0
17.2K sh
Own +41%
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Grant·A
Director
$0
17.2K sh
Own +3%
-
Grant·A
Director
$0
17.2K sh
Own New
-
Grant·A
Director
$0
17.2K sh
Own New
-
Grant·A
Director
$0
17.2K sh
Own +41%
-
Grant·A
Director
$0
17.2K sh
Own New
-
Grant·A
Director
$0
17.2K sh
Own +41%
| Date▾ | Insider | Type | Shares | Value |
|---|---|---|---|---|
| Sep 17, 2025 | HERSHBERG ROBERT KEY | Other U | 1.1M | — |
| Sep 17, 2025 | Cocero Nanette | Other U | 17.2K | — |
| Sep 17, 2025 | Gerberding Julie L. | Other U | 59.2K | — |
| Sep 17, 2025 | Kohli Aditya | Other U | 698.2K | — |
| Sep 17, 2025 | Sepulveda Jaime | Other U | 59.2K | — |
| Sep 17, 2025 | Topper James N | Other U | 17.2K | $33.5K |
| Sep 17, 2025 | Topper James N | Other U | 8.5M | $16.6M |
| Sep 17, 2025 | Dubin Gary | Other U | 17.2K | — |
| Sep 17, 2025 | HILLEMAN JERYL L | Other U | 59.2K | — |
| Sep 17, 2025 | Maltbie Shane KEY | Other U | 83.7K | — |
| Sep 17, 2025 | Chu Shelley | Other U | 17.2K | — |
| Sep 17, 2025 | TAKEDA PHARMACEUTICAL CO LTD | Other U | 6.7M | $13.1M |
| Jun 23, 2025 | Cocero Nanette | Grant A | 17.2K | $0 |
| Jun 23, 2025 | HILLEMAN JERYL L | Grant A | 17.2K | $0 |
| Jun 23, 2025 | Kohli Aditya | Grant A | 17.2K | $0 |
| Jun 23, 2025 | Chu Shelley | Grant A | 17.2K | $0 |
| Jun 23, 2025 | Heron Patrick J | Grant A | 17.2K | $0 |
| Jun 23, 2025 | Sepulveda Jaime | Grant A | 17.2K | $0 |
| Jun 23, 2025 | Dubin Gary | Grant A | 17.2K | $0 |
| Jun 23, 2025 | Gerberding Julie L. | Grant A | 17.2K | $0 |
About HLVX insider trading
This page tracks insider transactions for HilleVax, Inc. (HLVX) reported to the U.S. Securities and Exchange Commission on Form 4. Corporate insiders — directors, executive officers and beneficial owners of more than 10% of the stock — must disclose their trades within two business days. Open-market purchases (code P) and sales (code S) made at the insider's discretion are the most-watched opportunistic signals, while awards (A), option exercises (M) and tax-withholding (F) reflect compensation rather than conviction. Trades marked 10b5-1 were made under a pre-arranged plan and are considered routine. A cluster buy — several insiders buying within a short window — is historically a stronger bullish indicator than any single trade.