Philip Mazzara sold $600k of ALAB
General Counsel and Secretary at Astera Labs, Inc.. 4,849 shares at an average of $123.80, traded Feb 17, 2026, filed Feb 19, 2026.
Score components
- +15RoleOfficer
- +19Trade size$600k at market
- 0Share of holdings soldSold 3.4% of holdings
- +15Cluster4 insiders selling within 14 days
What happened after comparable sells
Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.
Price around the trade, and since
From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™
Rows in this filing
Every transaction in Form 4 0001998163-26-000005, as filed. Open on EDGAR
| Date | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|
| Feb 17, 2026 | SOpen-market sale Common Stock | -309 | $122.16 | $38k | 142,624 | Feb 19, 2026 |
| Feb 17, 2026 | SOpen-market sale Common Stock | -1,713 | $122.84 | $210k | 140,911 | Feb 19, 2026 |
| Feb 17, 2026 | SOpen-market sale Common Stock | -1,435 | $123.93 | $178k | 139,476 | Feb 19, 2026 |
| Feb 17, 2026 | SOpen-market sale Common Stock | -923 | $124.66 | $115k | 138,553 | Feb 19, 2026 |
| Feb 17, 2026 | SOpen-market sale Common Stock | -469 | $126.34 | $59k | 138,084 | Feb 19, 2026 |
Related signals
Other insiders at Astera Labs, Inc. and this insider’s other filings.
| Score | Company | Insider | Value | Holdings | Filed |
|---|---|---|---|---|---|
| 25Weak | Astera Labs, Inc. | Stefan A Dyckerhoff director | $4.7M 12,499 shares | -25% | |
| 33Weak | Astera Labs, Inc. | Manuel Alba director | $51M 183,000 shares | -14% | |
| 33Weak | Astera Labs, Inc. | Stefan A Dyckerhoff director | $3.4M 12,499 shares | -23% | |
| 38Weak | Astera Labs, Inc. | Jitendra Mohan Chief Executive Officer | $21M 157,500 shares | -3% | |
| 24Weak | Astera Labs, Inc. | Jack R Lazar director | $325k 2,500 shares | -3% | |
| 34Weak | Astera Labs, Inc. | Jack R Lazar director | $898k 7,500 shares | -8% | |
| 35Weak | Astera Labs, Inc. | Philip Mazzara General Counsel and Secretary | $1.2M 10,000 shares | -7% | |
| 62Notable | Astera Labs, Inc. | Michael Truett Tate Chief Financial Officer | $1.5M 12,001 shares | -6% | |
| 65Notable | Astera Labs, Inc. | Jitendra Mohan Chief Executive Officer | $12M 94,971 shares | -6% | |
| 60Notable | Astera Labs, Inc. | Sanjay Gajendra President and COO | $12M 94,971 shares | -6% |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.