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Astera Labs, Inc. planned insider sales

In the last twelve months insiders at Astera Labs, Inc. filed 51 Form 144 notices of planned sales, 4.0 million shares worth $887.8 million at the time of filing, from 19 sellers. The latest, filed 7 October 2026: Dyckerhoff Stefan A (affiliate), 12,499 shares worth $4.7 million, planned for around 7 October 2026 through Stifel Nicolaus & Company Inc.

FiledSellerRelationshipSharesValuePlanned saleSold, per Form 4BrokerHow acquiredFiling
7 October 2026Dyckerhoff Stefan AAffiliate12,499$4.7 million7 October 202612,499 shares from 7 October 2026Stifel Nicolaus & Company IncPrivate Placement; Pro-rata distribution from Venture FundForm 144
2 September 2026Dyckerhoff Stefan AAffiliate12,499$3.4 million2 September 202612,499 shares from 2 September 2026Stifel Nicolaus & Company IncPrivate Placement; Pro-rata distribution from Venture fundForm 144
1 September 2026Casa Alameda 2007, LLCDirector33,000$9.8 million1 September 2026None on Form 4 yetMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer or an AffiliateForm 144
1 September 2026Alba 2003 Living TrustDirector150,000$44.5 million1 September 2026None on Form 4 yetMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer or an AffiliateForm 144
1 September 2026Mar 2011 Childrens TrustDirector170,000$50.5 million1 September 2026None on Form 4 yetMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer or an AffiliateForm 144
6 August 2026Dyckerhoff Stefan AAffiliate12,499$3.9 million6 August 202612,499 shares from 6 August 2026Stifel Nicolaus & Company IncPrivate Placement; Pro-rata distribution from Venture FundForm 144
1 July 2026Dyckerhoff Stefan AAffiliate12,499$5.6 million1 July 202612,499 shares from 1 July 2026Stifel Nicolaus & Company IncPrivate Placement; Pro-rata distribution from Venture FundForm 144
1 July 2026Casa Alameda 2007, LLCDirector33,000$15.9 million1 July 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer or an AffiliateForm 144
1 July 2026Alba 2003 Living TrustDirector150,000$72.5 million1 July 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer or an AffiliateForm 144
1 July 2026Mar 2011 Childrens Trust U/A DTD 06/01/2011Director170,000$82.1 million1 July 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer or an AffiliateForm 144
24 June 2026Mayer BethanyDirector686$275,58024 June 2026686 shares from 24 June 2026UBS Financial Services, Inc.RSUForm 144
4 June 2026Lazar Jack RDirector10,000$3.6 million4 June 202610,000 shares from 4 June 2026UBS Financial Services, Inc.RSUForm 144
3 June 2026Dyckerhoff Stefan AAffiliate12,499$4.6 million3 June 202612,499 shares from 3 June 2026Stifel Nicolaus & Company IncPrivate Placement; Pro-rata distribution from Venture FundForm 144
28 May 2026Tate 1997 Living TrustFormer Officer30,000$10.4 million28 May 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer/AffiliateForm 144
26 May 2026Tate 1997 Living TrustFormer Officer20,000$6.4 million26 May 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer/AffiliateForm 144
22 May 2026Tate 1997 Living TrustFormer Officer30,000$9.3 million22 May 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer/AffiliateForm 144
21 May 2026Philip MazzaraOfficer796$231,65621 May 20267,597 shares from 21 May 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted StockForm 144
21 May 2026Tate 1997 Living TrustFormer Officer20,000$5.9 million21 May 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer/AffiliateForm 144
21 May 2026Navad Trust dated November 1, 2012Director, Officer400,000$115.0 million21 May 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer or an AffiliateForm 144
20 May 2026Tate 1997 Living TrustFormer Officer8,429$2.3 million20 May 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesRestricted stock vesting under a registered planForm 144
19 May 2026RN2021 Irrevocable Trust dated June 10, 2021Director, Officer40,000$8.6 million19 May 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer or an AffiliateForm 144
19 May 2026SN2021 Irrevocable Trust dated June 10, 2021Director, Officer40,000$8.6 million19 May 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer or an AffiliateForm 144
19 May 2026Navad Trust dated November 1, 2012Director, Officer200,000$43.1 million19 May 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer or an AffiliateForm 144
18 May 2026Philip MazzaraOfficer9,204$2.2 million18 May 202614,076 shares from 18 May 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted StockForm 144
14 May 2026Tate 1997 Living TrustFormer Officer49,665$11.2 million14 May 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesRestricted stock vesting under a registered planForm 144
7 May 2026Dyckerhoff Stefan AAffiliate12,499$2.5 million7 May 202612,499 shares from 7 May 2026Stifel Nicolaus & Company IncPrivate Placement; Pro-rata distribution from Venture FundForm 144
7 May 2026SN2021 Irrevocable Trust dated June 10, 2021Director, Officer40,000$8.6 million7 May 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer or an AffiliateForm 144
7 May 2026RN2021 Irrevocable Trust dated June 10, 2021Director, Officer40,000$8.6 million7 May 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer or an AffiliateForm 144
7 May 2026Navad Trust dated November 1, 2012Director, Officer200,000$42.8 million7 May 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer or an AffiliateForm 144
17 April 2026Dyckerhoff Stefan AAffiliate24,998$4.4 million17 April 202624,998 shares from 17 April 2026StifelPrivate Placement; Pro-rata distribution from Venture FundForm 144
17 April 2026Jitendra MohanCEO, Director412,500$70.5 million17 April 2026711,227 shares from 17 April 2026J.P. Morgan Securities LLCTransferForm 144
15 April 2026Jitendra MohanCEO, Director206,250$35.2 million15 April 20262,967 shares from 15 April 2026J.P. Morgan Securities LLCTransferForm 144
1 April 2026Casa Alameda 2007, LLCDirector33,000$3.6 million1 April 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer or an AffiliateForm 144
1 April 2026Alba 2003 Living TrustDirector150,000$16.4 million1 April 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer or an AffiliateForm 144
1 April 2026Mar 2011 Childrens Trust U/A DTD 06/01/2011Director170,000$18.6 million1 April 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer or an AffiliateForm 144
17 March 2026Jitendra MohanCEO, Director281,250$35.9 million17 March 2026281,250 shares from 17 March 2026J.P. Morgan Securities LLCTransferForm 144
16 March 2026Lazar Jack RDirector2,500$325,00016 March 20262,500 shares from 16 March 2026UBS Financial Services, Inc.RSUForm 144
5 March 2026Lazar Jack RDirector7,500$898,4715 March 20267,500 shares from 5 March 2026UBS Financial Services, Inc.RSUForm 144
19 February 2026Mazzara PhilipOfficer4,849$600,32817 February 202620,000 shares from 2 March 2026Morgan Stanley Smith Barney LLCVesting of restricted stock unitsForm 144
19 February 2026Tate Michael TruettOfficer12,001$1.5 million17 February 2026No matching Form 4 saleMorgan Stanley Smith Barney LLCVesting of restricted stock unitsForm 144
19 February 2026Gajendra SanjayOfficer, Director94,971$11.8 million17 February 2026655,444 shares from 7 May 2026Morgan Stanley Smith Barney LLCVesting of restricted stock unitsForm 144
19 February 2026Mohan JitendraOfficer, Director94,971$11.8 million17 February 2026No matching Form 4 saleMorgan Stanley Smith Barney LLCVesting of restricted stock unitsForm 144
2 January 2026Philip MazzaraOfficer30,000$5.0 million2 January 202614,849 shares from 2 January 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesPreviously Exercised Stock OptionsForm 144
1 December 2025Casa Alameda 2007, LLCDirector33,000$5.2 million1 December 2025No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer or an AffiliateForm 144
1 December 2025Alba 2003 Living TrustDirector150,000$23.6 million1 December 2025No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer or an AffiliateForm 144
1 December 2025Mar 2011 Childrens Trust U/A DTD 06/01/2011Director170,000$26.8 million1 December 2025No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer or an AffiliateForm 144
20 November 2025Lazar Jack RDirector2,500$386,20020 November 20252,500 shares from 20 November 2025UBS Financial Services, Inc.RSUForm 144
17 November 2025Mazzara PhilipOfficer4,620$666,85117 November 20254,620 shares from 17 November 2025Morgan Stanley Smith Barney LLCVesting of restricted stock unitsForm 144
17 November 2025Tate Michael TruettOfficer11,430$1.6 million17 November 202511,430 shares from 17 November 2025Morgan Stanley Smith Barney LLCVesting of restricted stock unitsForm 144
17 November 2025Gajendra SanjayOfficer, Director90,459$13.1 million17 November 202590,459 shares from 17 November 2025Morgan Stanley Smith Barney LLCVesting of restricted stock unitsForm 144
17 November 2025Mohan JitendraOfficer, Director90,459$13.1 million17 November 202590,459 shares from 17 November 2025Morgan Stanley Smith Barney LLCVesting of restricted stock unitsForm 144
A Form 144 is the notice an insider files with the SEC before selling restricted or control shares over the Rule 144 thresholds; it says what may be sold, not what was.
Read moreValue is the filer's own aggregate market value. Sold, per Form 4: the same seller's open-market sales on Form 4 from the notice's date to 90 days after, added up, as they appear on the insiders page; a holder who files no Form 4, such as some large holders, never shows one. What is a Form 144?