Form 4: Astera Labs Director Sells Shares
Insider Transaction (Form 4)
Stefan A Dyckerhoff, a Director of Astera Labs, Inc., sold 12,499 shares of common stock on September 2, 2026.
Summary
- Open-market sale: disposed of 273 Common Stock at $273.64 ($74,705) on September 2, 2026; holds 53,688 after (Direct).
- Open-market sale: disposed of 650 Common Stock at $273.64 ($177,868) on September 2, 2026; holds 302,416 after (Indirect).
- Open-market sale: disposed of 52 Common Stock at $273.64 ($14,229) on September 2, 2026; holds 3,918 after (Indirect).
- Open-market sale: disposed of 2,275 Common Stock at $274.79 ($625,145) on September 2, 2026; holds 51,413 after (Direct).
- Open-market sale: disposed of 5,409 Common Stock at $274.79 ($1,486,334) on September 2, 2026; holds 297,007 after (Indirect).
- Open-market sale: disposed of 429 Common Stock at $274.79 ($117,884) on September 2, 2026; holds 3,489 after (Indirect).
- Open-market sale: disposed of 785 Common Stock at $275.53 ($216,293) on September 2, 2026; holds 50,628 after (Direct).
- Open-market sale: disposed of 1,867 Common Stock at $275.53 ($514,420) on September 2, 2026; holds 295,140 after (Indirect).
- Open-market sale: disposed of 148 Common Stock at $275.53 ($40,779) on September 2, 2026; holds 3,341 after (Indirect).
- Open-market sale: disposed of 172 Common Stock at $276.75 ($47,601) on September 2, 2026; holds 50,456 after (Direct).
- Open-market sale: disposed of 407 Common Stock at $276.75 ($112,638) on September 2, 2026; holds 294,733 after (Indirect).
- Open-market sale: disposed of 32 Common Stock at $276.75 ($8,856) on September 2, 2026; holds 3,309 after (Indirect).
Sentiment
Score: 4
Explanation: StockSavvy.ai views this as a mildly negative but low-conviction signal: an insider sold $3,436,753 of stock under a pre-arranged Rule 10b5-1 plan, which is typically routine.
Insider Transactions
Stefan A Dyckerhoff — Director
Transaction made under a Rule 10b5-1 trading plan.
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-09-02 | Open-market sale | Common Stock | 273 | $274 | $74.7K | 53,688 |
| 2026-09-02 | Open-market sale | Common Stock | 650 | $274 | $177.9K | 302,416 |
| 2026-09-02 | Open-market sale | Common Stock | 52 | $274 | $14.2K | 3,918 |
| 2026-09-02 | Open-market sale | Common Stock | 2,275 | $275 | $625.1K | 51,413 |
| 2026-09-02 | Open-market sale | Common Stock | 5,409 | $275 | $1.5M | 297,007 |
| 2026-09-02 | Open-market sale | Common Stock | 429 | $275 | $117.9K | 3,489 |
| 2026-09-02 | Open-market sale | Common Stock | 785 | $276 | $216.3K | 50,628 |
| 2026-09-02 | Open-market sale | Common Stock | 1,867 | $276 | $514.4K | 295,140 |
| 2026-09-02 | Open-market sale | Common Stock | 148 | $276 | $40.8K | 3,341 |
| 2026-09-02 | Open-market sale | Common Stock | 172 | $277 | $47.6K | 50,456 |
| 2026-09-02 | Open-market sale | Common Stock | 407 | $277 | $112.6K | 294,733 |
| 2026-09-02 | Open-market sale | Common Stock | 32 | $277 | $8.9K | 3,309 |
Key Dates
| Date | Description |
|---|---|
| 2026-09-02 | Open-market sale (273 shares) |
| 2026-09-02 | Open-market sale (650 shares) |
| 2026-09-02 | Open-market sale (52 shares) |
| 2026-09-02 | Open-market sale (2,275 shares) |
| 2026-09-02 | Open-market sale (5,409 shares) |
| 2026-09-02 | Open-market sale (429 shares) |
| 2026-09-02 | Open-market sale (785 shares) |
| 2026-09-02 | Open-market sale (1,867 shares) |
| 2026-09-02 | Open-market sale (148 shares) |
| 2026-09-02 | Open-market sale (172 shares) |
| 2026-09-02 | Open-market sale (407 shares) |
| 2026-09-02 | Open-market sale (32 shares) |
Keywords
insider transaction, Form 4, ALAB, Astera Labs, Inc., bearish, Stefan A Dyckerhoff
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