- Corporate Officers - D
- Dyckerhoff Stefan A
Insider Trading History of Dyckerhoff Stefan A
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Dyckerhoff Stefan A since 2015.
This trader's CIK number is 1484394.
At the time of last reporting, Dyckerhoff Stefan A was the Officer of Astera Labs, Inc.. (stock ticker symbol ALAB).
Also see all insider trading activities at Astera Labs, Inc..
Note that in the past
Dyckerhoff Stefan A also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at Astera Labs, Inc. (ALAB) by Dyckerhoff Stefan A
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2026 | ALAB | 0 | $0 | 24,998 | $4,376,257 | 0 | $0 |
| 2025 | ALAB | 0 | $0 | 52,000 | $9,074,078 | 0 | $0 |
| 2024 | ALAB | 0 | $0 | 249,074 | $23,294,944 | 0 | $0 |
Yearly summary of insider trading at Eloyalty Corp (MATR) by Dyckerhoff Stefan A
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2017 | MATR | 204,445 | $746,019 | 0 | $0 | 0 | $0 |
| 2015 | MATR | 0 | $0 | 1,000,000 | $7,290,000 | 0 | $0 |
Yearly summary of insider trading at Everpure, Inc. (PSTG) by Dyckerhoff Stefan A
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2018 | PSTG | 0 | $0 | 25,520 | $427,664 | 0 | $0 |
| 2017 | PSTG | 0 | $0 | 25,407 | $433,163 | 0 | $0 |
Yearly summary of insider trading at Forty Seven, Inc. (FTSV) by Dyckerhoff Stefan A
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2018 | FTSV | 136,650 | $2,186,400 | 0 | $0 | 0 | $0 |
Insider trading activities at 4 companies by Dyckerhoff Stefan A:
1. Astera Labs, Inc. (ALAB)
2. Eloyalty Corp (MATR)
3. Everpure, Inc. (PSTG)
4. Forty Seven, Inc. (FTSV)
Table 1. Insider trading of Astera Labs, Inc. (ALAB) by Dyckerhoff Stefan A
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2026-04-17 | ALAB | Sale | 11,599 | 175.00 | 2,029,825 |
| 2026-04-20 | ALAB | Sale | 13,399 | 175.12 | 2,346,432 |
| 2025-08-07 | ALAB | Sale | 26,000 | 173.74 | 4,517,344 |
| 2025-08-08 | ALAB | Sale | 26,000 | 175.26 | 4,556,734 |
| 2024-11-22 | ALAB | Sale | 30,000 | 105.89 | 3,176,730 |
| 2024-11-26 | ALAB | Sale | 15,629 | 107.17 | 1,674,959 |
| 2024-11-18 | ALAB | Sale | 197,297 | 90.51 | 17,857,351 |
| 2024-11-19 | ALAB | Sale | 6,148 | 95.30 | 585,904 |
Table 2. Insider trading of Eloyalty Corp (MATR) by Dyckerhoff Stefan A
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2017-06-01 | MATR | Buy | 204,445 | 3.65 | 746,019 |
| 2015-11-09 | MATR | Sale | 1,000,000 | 7.29 | 7,290,000 |
Table 3. Insider trading of Everpure, Inc. (PSTG) by Dyckerhoff Stefan A
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2018-01-11 | PSTG | Sale | 25,520 | 16.76 | 427,664 |
| 2017-12-07 | PSTG | Sale | 25,407 | 17.05 | 433,163 |
Table 4. Insider trading of Forty Seven, Inc. (FTSV) by Dyckerhoff Stefan A
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2018-07-02 | FTSV | Buy | 136,650 | 16.00 | 2,186,400 |
Insider trading activities including stock purchases, stock sales, and option exercises
listed in the above table cannot be completely guaranteed as to their accuracy.
For more information regarding the trades made by Dyckerhoff Stefan A
(Officer of Astera Labs, Inc. at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.