ALAB
Astera Labs, Inc. Common Stock
NASDAQ · Technology · Semiconductors · US
$310.40
+9.75%0
Insider buys (3m)
196
Insider sells (3m)
-$212.2M
Net value (3m)
+0.0%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Sep 3, 2026 | Dyckerhoff Stefan A · director | Sale | 1,867 | $276 |
| Sep 3, 2026 | ALBA MANUEL · director | Sale | 2,575 | $277 |
| Sep 3, 2026 | ALBA MANUEL · director | Sale | 568 | $277 |
| Sep 3, 2026 | Dyckerhoff Stefan A · director | Sale | 5,409 | $275 |
| Sep 3, 2026 | ALBA MANUEL · director | Sale | 8,179 | $279 |
| Sep 3, 2026 | ALBA MANUEL · director | Sale | 2,245 | $284 |
| Sep 3, 2026 | ALBA MANUEL · director | Sale | 225 | $288 |
| Sep 3, 2026 | Dyckerhoff Stefan A · director | Sale | 172 | $277 |
| Sep 3, 2026 | ALBA MANUEL · director | Sale | 59,379 | $280 |
| Sep 3, 2026 | ALBA MANUEL · director | Sale | 4,618 | $278 |
| Sep 3, 2026 | Dyckerhoff Stefan A · director | Sale | 52 | $274 |
| Sep 3, 2026 | Dyckerhoff Stefan A · director | Sale | 273 | $274 |
| Sep 3, 2026 | ALBA MANUEL · director | Sale | 340 | $285 |
| Sep 3, 2026 | ALBA MANUEL · director | Sale | 868 | $283 |
| Sep 3, 2026 | ALBA MANUEL · director | Sale | 1,019 | $288 |
| Sep 3, 2026 | ALBA MANUEL · director | Sale | 588 | $287 |
| Sep 3, 2026 | ALBA MANUEL · director | Sale | 2,677 | $287 |
| Sep 3, 2026 | ALBA MANUEL · director | Sale | 12,882 | $281 |
| Sep 3, 2026 | Dyckerhoff Stefan A · director | Sale | 148 | $276 |
| Sep 3, 2026 | ALBA MANUEL · director | Sale | 5,870 | $282 |
| Sep 3, 2026 | ALBA MANUEL · director | Sale | 13,070 | $280 |
| Sep 3, 2026 | ALBA MANUEL · director | Sale | 2,835 | $281 |
| Sep 3, 2026 | Dyckerhoff Stefan A · director | Sale | 650 | $274 |
| Sep 3, 2026 | ALBA MANUEL · director | Sale | 3,954 | $283 |
| Sep 3, 2026 | Dyckerhoff Stefan A · director | Sale | 32 | $277 |
| Sep 3, 2026 | Dyckerhoff Stefan A · director | Sale | 429 | $275 |
| Sep 3, 2026 | Dyckerhoff Stefan A · director | Sale | 785 | $276 |
| Sep 3, 2026 | Dyckerhoff Stefan A · director | Sale | 407 | $277 |
| Sep 3, 2026 | ALBA MANUEL · director | Sale | 491 | $284 |
| Sep 3, 2026 | ALBA MANUEL · director | Sale | 1,288 | $282 |
Institutional positioning
13F filings over the trailing two quarters
New 516Increased 562Reduced 492Sold out 81
| Filer | Action | Shares | Filed |
|---|---|---|---|
| FMR LLC | Increased | 25,529,885 | May 15, 2026 |
| FMR LLC | Reduced | 24,845,364 | Aug 13, 2026 |
| BlackRock, Inc. | Increased | 13,683,865 | Aug 7, 2026 |
| BLACKROCK, INC. | Reduced | 11,449,769 | May 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 7,887,650 | Aug 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 7,309,778 | May 8, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Increased | 7,059,391 | Aug 14, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Increased | 6,801,469 | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 6,727,089 | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 6,340,732 | May 15, 2026 |
| Invesco Ltd. | Increased | 4,910,555 | Aug 14, 2026 |
| JANE STREET GROUP, LLC | Increased | 4,379,612 | Aug 14, 2026 |
| CITADEL ADVISORS LLC | Increased | 3,895,900 | Sep 2, 2026 |
| JANE STREET GROUP, LLC | Increased | 3,734,342 | May 12, 2026 |
| STATE STREET CORP | Increased | 3,678,093 | Aug 7, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Sep 3, 2026