Dyckerhoff Stefan A Insider Trading Activity
Dyckerhoff Stefan A has been net-selling over the last 12 months with 0 purchases and 20 sales across 1 company.
ALAB is the most-traded position with 20 trades. The largest single transaction was a sale of ALAB for $4.4M on Aug 8, 2025.
Performance Scorecard
Forward stock performance after each transaction by Dyckerhoff Stefan A. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.
| PERIOD | AVG BUY RETURN | AVG SELL AVOIDED | SUCCESS RATE | TRADES |
|---|---|---|---|---|
| 30 days | — | -44.0% | 0% | 20 |
| 90 days | — | -35.1% | 14% | 14 |
| 120 days | — | +5.3% | 75% | 8 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersALAB · Astera Labs, Inc.
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| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | Δ OWNED | ROLE | FILING |
|---|---|---|---|---|---|---|---|---|
May 7, 2026 | ALAB | Sell | 1,783 | $199.00 | $355K | −2.7% | Director | |
May 7, 2026 | ALAB | Sell | 4,238 | $199.00 | $843K | −1.3% | Director | |
May 7, 2026 | ALAB | Sell | 336 | $199.00 | $67K | −5.1% | Director | |
May 7, 2026 | ALAB | Sell | 1,722 | $201.10 | $346K | −2.6% | Director | |
May 7, 2026 | ALAB | Sell | 4,095 | $201.10 | $824K | −1.2% | Director | |
May 7, 2026 | ALAB | Sell | 325 | $201.10 | $65K | −5.2% | Director | |
Apr 20, 2026 | ALAB | Sell | 8,933 | $175.12 | $1.6M | −2.6% | Director | |
Apr 20, 2026 | ALAB | Sell | 3,757 | $175.12 | $658K | −5.3% | Director | |
Apr 20, 2026 | ALAB | Sell | 709 | $175.12 | $124K | −9.7% | Director | |
Apr 17, 2026 | ALAB | Sell | 613 | $175.00 | $107K | −7.7% | Director | |
Apr 17, 2026 | ALAB | Sell | 7,733 | $175.00 | $1.4M | −2.2% | Director | |
Apr 17, 2026 | ALAB | Sell | 3,253 | $175.00 | $569K | −4.4% | Director | |
Aug 8, 2025 | ALAB | Sell | 25,000 | $175.26 | $4.4M | −25.2% | Director | |
Aug 8, 2025 | ALAB | Sell | 1,000 | $175.26 | $175K | −11.2% | Director | |
Aug 7, 2025 | ALAB | Sell | 13,963 | $173.86 | $2.4M | −12.3% | Director | |
Aug 7, 2025 | ALAB | Sell | 559 | $173.86 | $97K | −5.9% | Director | |
Aug 7, 2025 | ALAB | Sell | 97 | $174.52 | $17K | −0.1% | Director | |
Aug 7, 2025 | ALAB | Sell | 3 | $174.52 | $523.56 | −0.0% | Director | |
Aug 7, 2025 | ALAB | Sell | 438 | $172.86 | $76K | −4.4% | Director | |
Aug 7, 2025 | ALAB | Sell | 10,940 | $172.86 | $1.9M | −8.8% | Director |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| ALAB | Astera Labs, Inc. | 20 | $15.9M |
Other insiders at Astera Labs, Inc.
7 other tracked filers at ALAB.