SEC Form 4 · accession 0001134727-26-000006
Astera Labs, Inc. · ALAB
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Manuel Alba
Director
Period of report
Jul 1, 2026
Accepted (ET)
Jul 6, 2026 · 9:27 pm EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0001736297
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF2,F3 | Jul 1, 2026 | S | 5,837 | $429.578 | D | 1,418,661 | I | By Alba Trust |
| Common StockF4,F3 | Jul 1, 2026 | S | 30,141 | $430.7907 | D | 1,388,520 | I | By Alba Trust |
| Common StockF5,F3 | Jul 1, 2026 | S | 3,485 | $432.7916 | D | 1,385,035 | I | By Alba Trust |
| Common StockF6,F3 | Jul 1, 2026 | S | 1,574 | $433.4284 | D | 1,383,461 | I | By Alba Trust |
| Common StockF7,F3 | Jul 1, 2026 | S | 2,279 | $434.7826 | D | 1,381,182 | I | By Alba Trust |
| Common StockF8,F3 | Jul 1, 2026 | S | 2,122 | $435.7564 | D | 1,379,060 | I | By Alba Trust |
| Common StockF9,F3 | Jul 1, 2026 | S | 3,655 | $436.8206 | D | 1,375,405 | I | By Alba Trust |
| Common StockF10,F3 | Jul 1, 2026 | S | 2,129 | $437.9323 | D | 1,373,276 | I | By Alba Trust |
| Common StockF11,F3 | Jul 1, 2026 | S | 2,955 | $438.7869 | D | 1,370,321 | I | By Alba Trust |
| Common StockF12,F3 | Jul 1, 2026 | S | 4,332 | $440.0528 | D | 1,365,989 | I | By Alba Trust |
| Common StockF13,F3 | Jul 1, 2026 | S | 6,904 | $440.8574 | D | 1,359,085 | I | By Alba Trust |
| Common StockF14,F3 | Jul 1, 2026 | S | 4,468 | $441.7946 | D | 1,354,617 | I | By Alba Trust |
| Common StockF15,F3 | Jul 1, 2026 | S | 4,980 | $442.8711 | D | 1,349,637 | I | By Alba Trust |
| Common StockF16,F3 | Jul 1, 2026 | S | 5,437 | $443.8246 | D | 1,344,200 | I | By Alba Trust |
| Common StockF17,F3 | Jul 1, 2026 | S | 6,048 | $444.9077 | D | 1,338,152 | I | By Alba Trust |
| Common StockF18,F3 | Jul 1, 2026 | S | 4,310 | $445.8516 | D | 1,333,842 | I | By Alba Trust |
| Common StockF19,F3 | Jul 1, 2026 | S | 4,082 | $446.9137 | D | 1,329,760 | I | By Alba Trust |
| Common StockF20,F3 | Jul 1, 2026 | S | 4,013 | $447.8613 | D | 1,325,747 | I | By Alba Trust |
| Common StockF21,F3 | Jul 1, 2026 | S | 6,723 | $448.8474 | D | 1,319,024 | I | By Alba Trust |
| Common StockF22,F3 | Jul 1, 2026 | S | 2,586 | $449.8883 | D | 1,316,438 | I | By Alba Trust |
| Common StockF23,F3 | Jul 1, 2026 | S | 3,338 | $450.9435 | D | 1,313,100 | I | By Alba Trust |
| Common StockF24,F3 | Jul 1, 2026 | S | 4,418 | $451.9576 | D | 1,308,682 | I | By Alba Trust |
| Common StockF25,F3 | Jul 1, 2026 | S | 1,204 | $453.1214 | D | 1,307,478 | I | By Alba Trust |
| Common StockF26,F3 | Jul 1, 2026 | S | 1,980 | $453.8275 | D | 1,305,498 | I | By Alba Trust |
| Common StockF27,F3 | Jul 1, 2026 | S | 3,269 | $454.9207 | D | 1,302,229 | I | By Alba Trust |
| Common StockF28,F3 | Jul 1, 2026 | S | 2,898 | $455.8879 | D | 1,299,331 | I | By Alba Trust |
| Common StockF29,F3 | Jul 1, 2026 | S | 3,396 | $456.9729 | D | 1,295,935 | I | By Alba Trust |
| Common StockF30,F3 | Jul 1, 2026 | S | 4,574 | $457.9988 | D | 1,291,361 | I | By Alba Trust |
| Common StockF31,F3 | Jul 1, 2026 | S | 3,837 | $459.0178 | D | 1,287,524 | I | By Alba Trust |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1The sales reported in this Form 4 occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 29, 2025.
- F10The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $437.3300 to $438.3200, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F11The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $438.3300 to $439.3200, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F12The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $439.3600 to $440.3500, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F13The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $440.3600 to $441.3500, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F14The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $441.3600 to $442.3500, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F15The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $442.3600 to $443.3500, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F16The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $443.3600 to $444.3500, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F17The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $444.3600 to $445.3500, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F18The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $445.3600 to $446.3500, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F19The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $446.3600 to $447.3500, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F2The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $429.1100 to $430.0700, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F20The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $447.3600 to $448.3500, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F21The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $448.3600 to $449.3300, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F22The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $449.4200 to $450.4000, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F23The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $450.4600 to $451.4500, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F24The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $451.4600 to $452.4500, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F25The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $452.4600 to $453.4400, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F26The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $453.4900 to $454.4700, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F27The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $454.5000 to $455.4700, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F28The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $455.5000 to $456.4700, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F29The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $456.5000 to $457.4600, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F3These shares are owned directly by Manuel Alba-Marquez in trust for Alba 2003 Living Trust (the "Alba Trust"), of which the Reporting Person and his spouse are co-trustees. The Reporting Person disclaims beneficial ownership of these securities, except to the extent, if any, of his pecuniary interest therein, and the filing of this Form 4 is not an admission that the Reporting Person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose.
- F30The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $457.5100 to $458.5000, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F31The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $458.5100 to $459.4400, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F4The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $430.1100 to $430.9300, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F5The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $432.1800 to $433.1400, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F6The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $433.2300 to $433.5600, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F7The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $434.2800 to $435.2500, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F8The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $435.3200 to $436.3100, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- F9The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $436.3300 to $437.3100, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
Remarks
This Form 4 is being filed in three parts due to the limitations of the U.S. Securities and Exchange Commission EDGAR filing system. Part 1 of 3.