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 August 6, 2026.
Summary
- Open-market sale: disposed of 1,029 Common Stock at $309.29 ($318,258) on August 6, 2026; holds 56,437 after (Direct).
- Open-market sale: disposed of 2,447 Common Stock at $309.29 ($756,830) on August 6, 2026; holds 308,952 after (Indirect).
- Open-market sale: disposed of 194 Common Stock at $309.29 ($60,002) on August 6, 2026; holds 4,437 after (Indirect).
- Open-market sale: disposed of 269 Common Stock at $311.37 ($83,759) on August 6, 2026; holds 56,168 after (Direct).
- Open-market sale: disposed of 640 Common Stock at $311.37 ($199,278) on August 6, 2026; holds 308,312 after (Indirect).
- Open-market sale: disposed of 51 Common Stock at $311.37 ($15,880) on August 6, 2026; holds 4,386 after (Indirect).
- Open-market sale: disposed of 2,207 Common Stock at $313.07 ($690,954) on August 6, 2026; holds 53,961 after (Direct).
- Open-market sale: disposed of 5,246 Common Stock at $313.07 ($1,642,386) on August 6, 2026; holds 303,066 after (Indirect).
- Open-market sale: disposed of 416 Common Stock at $313.07 ($130,239) on August 6, 2026; holds 3,970 after (Indirect).
Sentiment
Score: 4
Explanation: StockSavvy.ai views this as a mildly negative but low-conviction signal: an insider sold $3,897,587 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 |
|---|---|---|---|---|---|---|
| 2026-08-06 | Open-market sale | Common Stock | 1,029 | $309 | $318.3K | 56,437 |
| 2026-08-06 | Open-market sale | Common Stock | 2,447 | $309 | $756.8K | 308,952 |
| 2026-08-06 | Open-market sale | Common Stock | 194 | $309 | $60.0K | 4,437 |
| 2026-08-06 | Open-market sale | Common Stock | 269 | $311 | $83.8K | 56,168 |
| 2026-08-06 | Open-market sale | Common Stock | 640 | $311 | $199.3K | 308,312 |
| 2026-08-06 | Open-market sale | Common Stock | 51 | $311 | $15.9K | 4,386 |
| 2026-08-06 | Open-market sale | Common Stock | 2,207 | $313 | $691.0K | 53,961 |
| 2026-08-06 | Open-market sale | Common Stock | 5,246 | $313 | $1.6M | 303,066 |
| 2026-08-06 | Open-market sale | Common Stock | 416 | $313 | $130.2K | 3,970 |
Key Dates
| Date | Description |
|---|---|
| 2026-08-06 | Open-market sale (1,029 shares) |
| 2026-08-06 | Open-market sale (2,447 shares) |
| 2026-08-06 | Open-market sale (194 shares) |
| 2026-08-06 | Open-market sale (269 shares) |
| 2026-08-06 | Open-market sale (640 shares) |
| 2026-08-06 | Open-market sale (51 shares) |
| 2026-08-06 | Open-market sale (2,207 shares) |
| 2026-08-06 | Open-market sale (5,246 shares) |
| 2026-08-06 | Open-market sale (416 shares) |
Keywords
insider transaction, Form 4, ALAB, Astera Labs, Inc., bearish, Stefan A Dyckerhoff
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