Astera Labs, Inc. (ALAB) Stock
ALAB has an Alpha Score of 38 out of 100 (weak), computed on Oct 31, 2026 from 3 of 4 sub-scores. 1 member of Congress disclosed 2 trades in ALAB since 2025: 0 purchases and 2 sales, most recently Rob Bresnahan (sale, Feb 27, 2025). 7 of the hedge funds AlphaScala tracks reported ALAB in 13F filings for the quarter ended Jun 30, 2026; the largest reported position is Whale Rock Capital's at $757.32M. Company insiders reported 0 open-market buys and 102 sales on SEC Form 4 in the 90 days to Nov 3, 2026. Its trailing P/E ratio is 136.2 and its net margin 30.7% (key statistics as of Oct 22, 2026).
What is ALAB's Alpha Score?
How it works →Alpha Score of 38 reflects weak overall profile with weak momentum, poor value, strong quality. Based on 3 of 4 signals – score is capped at 90 until remaining data ingests.
Computed from 3 of 4 sub-scores; a sub-score is left out when its inputs are missing, and the composite is capped accordingly.
Computed Oct 31, 2026
A rules-based research rating, not a recommendation to buy or sell.
Which members of Congress traded Astera Labs, Inc. (ALAB)?
Most recent: Rob Bresnahan (sale, Feb 27, 2025); records start Feb 18, 2025.
| Politician | Trade date | Type | Amount |
|---|---|---|---|
| Rob Bresnahan R-PA · House | 2025-02-27 | sale | $1k – $15k |
| Rob Bresnahan R-PA · House | 2025-02-18 | sale | $1k – $15k |
From STOCK Act periodic transaction reports. House filings as of Nov 2, 2026.
See all ALAB political trades →Which hedge funds own ALAB?
From 13F filings| Fund | Shares Held | Position Value | Change vs prior Q |
|---|---|---|---|
| Whale Rock Capital Alex Sacerdote | 1.57M | $757.32M | NEW |
| Atreides Management Gavin Baker | 1.22M | $587.74M | -64% |
| Maverick Capital Lee Ainslie | 1.07M | $515.49M | +12% |
| D.E. Shaw David Shaw | 680K | $328.60M | -55% |
| Millennium Management Israel Englander | 604K | $291.98M | +174% |
| Renaissance Technologies Jim Simons (founder) | 153K | $74.10M | +19% |
| Marshall Wace | 41K | $19.84M | -77% |
13F holdings as of Jun 30, 2026
Explore all tracked funds →Are Astera Labs, Inc. insiders buying or selling?
SEC Form 4 filings| Date | Insider | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| Oct 7, 26 | Dyckerhoff Stefan A | Director | SELL | 3.5K | $1.3M |
| Oct 7, 26 | Dyckerhoff Stefan A | Director | SELL | 8.3K | $3.1M |
| Oct 7, 26 | Dyckerhoff Stefan A | Director | SELL | 661 | $249K |
| Sep 2, 26 | Dyckerhoff Stefan A | Director | SELL | 273 | $75K |
| Sep 2, 26 | Dyckerhoff Stefan A | Director | SELL | 650 | $178K |
| Sep 2, 26 | Dyckerhoff Stefan A | Director | SELL | 52 | $14K |
| Sep 2, 26 | Dyckerhoff Stefan A | Director | SELL | 2.3K | $625K |
| Sep 2, 26 | Dyckerhoff Stefan A | Director | SELL | 5.4K | $1.5M |
| Sep 2, 26 | Dyckerhoff Stefan A | Director | SELL | 429 | $118K |
| Sep 2, 26 | Dyckerhoff Stefan A | Director | SELL | 785 | $216K |
SEC Form 4 filings as of Nov 3, 2026
See cluster-buy signals across all tickers →What are ALAB's key statistics?
Key statistics as of Oct 22, 2026
How does ALAB's valuation compare with the Technology sector?
| Metric | ALAB | Technology median | Companies in median |
|---|---|---|---|
| P/E ratio | 136.2 | 33.1 | 170 |
| Net margin | 30.74% | 12.02% | 194 |
| Return on equity | 25.24% | 15.07% | 197 |
Medians over the Technology stocks whose key statistics were refreshed in the last 35 days (newest Nov 4, 2026). P/E excludes loss-making companies.
ALAB price chart
Powered by TradingViewWhat does Astera Labs, Inc. do?
Astera Labs Inc Common Stock represents ownership in Astera Labs, Inc., a fabless semiconductor company specializing in purpose-built connectivity solutions for rack-scale AI and cloud infrastructure. The company designs and delivers high-speed, mixed-signal semiconductor products that address data, memory, and networking bottlenecks in AI-optimized systems. Its intelligent connectivity platform integrates microcontrollers, sensors, and the COSMOS software suite for cloud-scale management, optimization, link monitoring, fleet oversight, and reliability features. Key offerings include Scorpio Smart Fabric Switches, Aries PCIe/CXL Smart DSP Retimers and Cable Modules, Leo CXL Smart Memory Controllers, Taurus Ethernet Smart Cable Modules, and NVLink Fusion-based custom solutions, all grounded in open standards like PCIe, CXL, Ethernet, and UALink. Astera Labs serves hyperscalers, AI platform providers, and data center ecosystems through products for AI servers, clustering, general-purpose servers, and networking. Founded in 2017 and headquartered in San Jose, California, it maintains global design centers and operates across Taiwan, China, the United States, and other regions to support the AI Infrastructure 2.0 era.