Astera Labs, Inc. (ALAB) insider trading.
In Q3 2026, insiders at Astera Labs, Inc. reported 177 non-derivative transactions on 11 Forms 3, 4 and 5: 0 open-market purchases and 176 sales worth $209.5M.
- Transactions
- 177
- Purchases (P)
- 0
- Sales (S)
- 176
- Net shares, P minus S
- -591,558
- Insiders
- 6
- Last filed
- 2026-09-03
Insiders
| Insider | Relationship | Transactions | Buys | Sales |
|---|---|---|---|---|
| Alba Manuel | Director | 98 | 0 | 98 |
| Dyckerhoff Stefan A | Director | 24 | 0 | 24 |
| Mohan Jitendra | Director, Officer · Chief Executive Officer | 18 | 0 | 18 |
| Mazzara Philip | Officer · General Counsel and Secretary | 18 | 0 | 18 |
| Gajendra Sanjay | Director, Officer · President and COO | 18 | 0 | 18 |
| Cota Germaine | Officer · Chief Accting. Off. & VP, Fin. | 1 | 0 | 0 |
Transactions
| Date | Insider | Code | Shares | Price | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-09-02 | Dyckerhoff Stefan A | S (D) | 650 | $273.64 | 302,416 | Form 4 |
| 2026-09-02 | Dyckerhoff Stefan A | S (D) | 52 | $273.64 | 3,918 | Form 4 |
| 2026-09-02 | Dyckerhoff Stefan A | S (D) | 2,275 | $274.79 | 51,413 | Form 4 |
| 2026-09-02 | Dyckerhoff Stefan A | S (D) | 5,409 | $274.79 | 297,007 | Form 4 |
| 2026-09-02 | Dyckerhoff Stefan A | S (D) | 32 | $276.75 | 3,309 | Form 4 |
| 2026-09-02 | Dyckerhoff Stefan A | S (D) | 785 | $275.53 | 50,628 | Form 4 |
| 2026-09-02 | Dyckerhoff Stefan A | S (D) | 1,867 | $275.53 | 295,140 | Form 4 |
| 2026-09-02 | Dyckerhoff Stefan A | S (D) | 148 | $275.53 | 3,341 | Form 4 |
| 2026-09-02 | Dyckerhoff Stefan A | S (D) | 172 | $276.75 | 50,456 | Form 4 |
| 2026-09-02 | Dyckerhoff Stefan A | S (D) | 407 | $276.75 | 294,733 | Form 4 |
| 2026-09-02 | Dyckerhoff Stefan A | S (D) | 273 | $273.64 | 53,688 | Form 4 |
| 2026-09-02 | Dyckerhoff Stefan A | S (D) | 429 | $274.79 | 3,489 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 340 | $285.18 | 1,129,086 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 74 | $285.18 | 254,872 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 491 | $284.18 | 254,946 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 868 | $283.18 | 255,437 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 1,288 | $282.13 | 256,305 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 2,835 | $281.16 | 257,593 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 13,070 | $280.04 | 260,428 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 8,179 | $279.28 | 273,498 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 4,618 | $278.33 | 281,677 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 568 | $277.32 | 286,295 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 892 | $288.95 | 1,124,498 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 1,019 | $287.93 | 1,125,390 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 2,677 | $286.99 | 1,126,409 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 2,245 | $284.17 | 1,129,426 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 3,954 | $283.19 | 1,131,671 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 5,870 | $282.13 | 1,135,625 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 12,882 | $281.16 | 1,141,495 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 59,379 | $280.04 | 1,154,377 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 37,176 | $279.28 | 1,213,756 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 20,991 | $278.33 | 1,250,932 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 2,575 | $277.32 | 1,271,923 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 196 | $288.95 | 253,863 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 225 | $287.93 | 254,059 | Form 4 |
| 2026-09-01 | Alba Manuel | S (D) | 588 | $287 | 254,284 | Form 4 |
| 2026-08-17 | Mohan Jitendra | S (D) | 5,449 | $342.95 | 1,320,067 | Form 4 |
| 2026-08-17 | Mohan Jitendra | S (D) | 6,484 | $339.74 | 1,309,357 | Form 4 |
| 2026-08-17 | Mohan Jitendra | S (D) | 7,992 | $338.58 | 1,301,365 | Form 4 |
| 2026-08-17 | Mohan Jitendra | S (D) | 10,438 | $337.76 | 1,290,927 | Form 4 |
| 2026-08-17 | Mohan Jitendra | S (D) | 2,946 | $336.65 | 1,287,981 | Form 4 |
| 2026-08-17 | Mohan Jitendra | S (D) | 1,782 | $335.41 | 1,286,199 | Form 4 |
| 2026-08-17 | Mohan Jitendra | S (D) | 6,926 | $334.23 | 1,279,273 | Form 4 |
| 2026-08-17 | Mohan Jitendra | S (D) | 12,608 | $333.6 | 1,266,665 | Form 4 |
| 2026-08-17 | Mohan Jitendra | S (D) | 578 | $352.11 | 1,356,717 | Form 4 |
| 2026-08-17 | Mohan Jitendra | S (D) | 1,049 | $351.24 | 1,355,668 | Form 4 |
| 2026-08-17 | Mohan Jitendra | S (D) | 1,984 | $349.19 | 1,353,684 | Form 4 |
| 2026-08-17 | Mohan Jitendra | S (D) | 1,057 | $348.05 | 1,352,627 | Form 4 |
| 2026-08-17 | Mohan Jitendra | S (D) | 3,500 | $347.01 | 1,349,127 | Form 4 |
| 2026-08-17 | Mohan Jitendra | S (D) | 2,525 | $346.13 | 1,346,602 | Form 4 |
| 2026-08-17 | Mohan Jitendra | S (D) | 17,373 | $344.99 | 1,329,229 | Form 4 |
| 2026-08-17 | Mohan Jitendra | S (D) | 3,713 | $343.94 | 1,325,516 | Form 4 |
| 2026-08-17 | Mohan Jitendra | S (D) | 1,610 | $341.71 | 1,318,457 | Form 4 |
| 2026-08-17 | Mohan Jitendra | S (D) | 2,616 | $340.58 | 1,315,841 | Form 4 |
| 2026-08-17 | Mazzara Philip | S (D) | 1,310 | $344.99 | 101,202 | Form 4 |
| 2026-08-17 | Mazzara Philip | S (D) | 540 | $334.23 | 97,356 | Form 4 |
| 2026-08-17 | Mazzara Philip | S (D) | 136 | $335.42 | 97,896 | Form 4 |
| 2026-08-17 | Mazzara Philip | S (D) | 227 | $336.65 | 98,032 | Form 4 |
| 2026-08-17 | Mazzara Philip | S (D) | 44 | $352.1 | 103,299 | Form 4 |
| 2026-08-17 | Mazzara Philip | S (D) | 82 | $351.24 | 103,217 | Form 4 |
| 2026-08-17 | Mazzara Philip | S (D) | 156 | $349.19 | 103,061 | Form 4 |
| 2026-08-17 | Mazzara Philip | S (D) | 81 | $348.05 | 102,980 | Form 4 |
| 2026-08-17 | Mazzara Philip | S (D) | 269 | $347.02 | 102,711 | Form 4 |
| 2026-08-17 | Mazzara Philip | S (D) | 199 | $346.13 | 102,512 | Form 4 |
| 2026-08-17 | Mazzara Philip | S (D) | 814 | $333.64 | 96,542 | Form 4 |
| 2026-08-17 | Mazzara Philip | S (D) | 287 | $343.94 | 100,915 | Form 4 |
| 2026-08-17 | Mazzara Philip | S (D) | 415 | $342.95 | 100,500 | Form 4 |
| 2026-08-17 | Mazzara Philip | S (D) | 125 | $341.71 | 100,375 | Form 4 |
| 2026-08-17 | Mazzara Philip | S (D) | 205 | $340.58 | 100,170 | Form 4 |
| 2026-08-17 | Mazzara Philip | S (D) | 504 | $339.74 | 99,666 | Form 4 |
| 2026-08-17 | Mazzara Philip | S (D) | 610 | $338.58 | 99,056 | Form 4 |
| 2026-08-17 | Mazzara Philip | S (D) | 797 | $337.76 | 98,259 | Form 4 |
| 2026-08-17 | Gajendra Sanjay | S (D) | 578 | $352.11 | 1,209,090 | Form 4 |
| 2026-08-17 | Gajendra Sanjay | S (D) | 12,608 | $333.6 | 1,119,038 | Form 4 |
| 2026-08-17 | Gajendra Sanjay | S (D) | 1,984 | $349.19 | 1,206,057 | Form 4 |
| 2026-08-17 | Gajendra Sanjay | S (D) | 1,057 | $348.05 | 1,205,000 | Form 4 |
| 2026-08-17 | Gajendra Sanjay | S (D) | 3,500 | $347.01 | 1,201,500 | Form 4 |
| 2026-08-17 | Gajendra Sanjay | S (D) | 2,525 | $346.13 | 1,198,975 | Form 4 |
| 2026-08-17 | Gajendra Sanjay | S (D) | 17,373 | $344.99 | 1,181,602 | Form 4 |
| 2026-08-17 | Gajendra Sanjay | S (D) | 3,713 | $343.94 | 1,177,889 | Form 4 |
| 2026-08-17 | Gajendra Sanjay | S (D) | 5,449 | $342.95 | 1,172,440 | Form 4 |
| 2026-08-17 | Gajendra Sanjay | S (D) | 1,610 | $341.71 | 1,170,830 | Form 4 |
| 2026-08-17 | Gajendra Sanjay | S (D) | 2,616 | $340.58 | 1,168,214 | Form 4 |
| 2026-08-17 | Gajendra Sanjay | S (D) | 6,484 | $339.74 | 1,161,730 | Form 4 |
| 2026-08-17 | Gajendra Sanjay | S (D) | 7,992 | $338.58 | 1,153,738 | Form 4 |
| 2026-08-17 | Gajendra Sanjay | S (D) | 10,438 | $337.76 | 1,143,300 | Form 4 |
| 2026-08-17 | Gajendra Sanjay | S (D) | 2,946 | $336.65 | 1,140,354 | Form 4 |
| 2026-08-17 | Gajendra Sanjay | S (D) | 1,782 | $335.41 | 1,138,572 | Form 4 |
| 2026-08-17 | Gajendra Sanjay | S (D) | 6,926 | $334.23 | 1,131,646 | Form 4 |
| 2026-08-17 | Gajendra Sanjay | S (D) | 1,049 | $351.24 | 1,208,041 | Form 4 |
| 2026-08-06 | Dyckerhoff Stefan A | S (D) | 2,447 | $309.29 | 308,952 | Form 4 |
| 2026-08-06 | Dyckerhoff Stefan A | S (D) | 194 | $309.29 | 4,437 | Form 4 |
| 2026-08-06 | Dyckerhoff Stefan A | S (D) | 269 | $311.37 | 56,168 | Form 4 |
| 2026-08-06 | Dyckerhoff Stefan A | S (D) | 51 | $311.37 | 4,386 | Form 4 |
| 2026-08-06 | Dyckerhoff Stefan A | S (D) | 2,207 | $313.07 | 53,961 | Form 4 |
| 2026-08-06 | Dyckerhoff Stefan A | S (D) | 5,246 | $313.07 | 303,066 | Form 4 |
| 2026-08-06 | Dyckerhoff Stefan A | S (D) | 416 | $313.07 | 3,970 | Form 4 |
| 2026-08-06 | Dyckerhoff Stefan A | S (D) | 1,029 | $309.29 | 56,437 | Form 4 |
| 2026-08-06 | Dyckerhoff Stefan A | S (D) | 640 | $311.37 | 308,312 | Form 4 |
| 2026-07-20 | Cota Germaine | A (A) | 1,451 | $0 | 26,440 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 1,574 | $433.43 | 1,383,461 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 2,279 | $434.78 | 1,381,182 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 5,837 | $429.58 | 1,418,661 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 30,141 | $430.79 | 1,388,520 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 3,485 | $432.79 | 1,385,035 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 5,437 | $443.82 | 1,344,200 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 6,048 | $444.91 | 1,338,152 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 4,310 | $445.85 | 1,333,842 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 4,082 | $446.91 | 1,329,760 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 4,980 | $442.87 | 1,349,637 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 4,468 | $441.79 | 1,354,617 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 3,837 | $459.02 | 1,287,524 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 4,574 | $458 | 1,291,361 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 3,396 | $456.97 | 1,295,935 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 2,898 | $455.89 | 1,299,331 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 3,269 | $454.92 | 1,302,229 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 1,980 | $453.83 | 1,305,498 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 1,204 | $453.12 | 1,307,478 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 4,418 | $451.96 | 1,308,682 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 3,338 | $450.94 | 1,313,100 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 2,586 | $449.89 | 1,316,438 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 2,122 | $435.76 | 1,379,060 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 3,655 | $436.82 | 1,375,405 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 2,129 | $437.93 | 1,373,276 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 2,955 | $438.79 | 1,370,321 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 4,332 | $440.05 | 1,365,989 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 6,904 | $440.86 | 1,359,085 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 4,013 | $447.86 | 1,325,747 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 6,723 | $448.85 | 1,319,024 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 1,197 | $443.82 | 302,196 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 1,330 | $444.91 | 300,866 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 948 | $445.85 | 299,918 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 898 | $446.91 | 299,020 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 883 | $447.86 | 298,137 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 1,479 | $448.85 | 296,658 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 570 | $449.89 | 296,088 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 1,095 | $442.87 | 303,393 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 984 | $441.79 | 304,488 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 1,519 | $440.86 | 305,472 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 952 | $440.05 | 306,991 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 650 | $438.79 | 307,943 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 469 | $437.93 | 308,593 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 804 | $436.82 | 309,062 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 467 | $435.76 | 309,866 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 501 | $434.78 | 310,333 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 346 | $433.43 | 310,834 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 767 | $432.79 | 311,180 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 6,630 | $430.79 | 311,947 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 1,286 | $429.58 | 318,577 | Form 4 |
| 2026-07-01 | Alba Manuel | S (D) | 1,527 | $468 | 1,274,498 | Form 4 |
Transaction codes in this quarter
Get ALAB insider transactions through the API
Request with your API key
curl "https://sec-api.dev/api/v1/insider-transactions?period=2026q3&cik=1736297&limit=100" \
-H "Authorization: Bearer $SEC_API_KEY"Insider trading API guide · ALAB company page · Astera Labs, Inc. on SEC.gov
Questions
Are insiders buying or selling Astera Labs, Inc. (ALAB)?
In Q3 2026, insiders at Astera Labs, Inc. reported 177 non-derivative transactions on 11 Forms 3, 4 and 5: 0 open-market purchases and 176 sales worth $209.5M. Grants, tax withholding and option exercises are counted as transactions but are not purchases or sales.
Where do these Astera Labs, Inc. insider trades come from?
From the SEC Insider Transactions Data Sets for Q3 2026, which republish the Forms 3, 4 and 5 filed on EDGAR. Each row links to its filing on SEC.gov.
Source: SEC Insider Transactions Data Sets, Q3 2026, retrieved 2026-10-27. Footnotes, derivative holdings and amendments are in the linked filings. Not investment advice.
Plain-text version for agents and LLMs: /insider-trading/alab.md
Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.