144 ·Filed Jun 24, 2026

ALAB

Astera Labs, Inc.
NEUTRAL
Impact 2/10
Horizondays Processed3mo ago SEC0001969223-26-000722
Form 144 — notice of proposed sale of securities
Actionable Insight • Neutral

This is a routine, small-dollar insider sale by a director following RSU vesting. No actionable trading signal. Monitor for any larger insider sales or changes in filing patterns.

DirectionNeutral
Confidencehigh
Horizondays
Final — all horizons settled through T+60d
ALAB ▼ -23.81% at T+60d
NEUTRAL call ✗ call lost -23.81% · α vs SPY -27.54% · entry $398.00 → $303.25
Entry anchored
Jun 24, 03:59 PM ET
via exchange tick
T+1d
-1.57%
call -1.57% · α -0.85%
$391.74
settled 4mo ago
T+5d
+8.26%
call +8.26% · α +6.70%
$430.86
settled 4mo ago
T+20d
-17.85%
call -17.85% · α -18.38%
$326.97
settled 3mo ago
T+60d
-23.81%
call -23.81% · α -27.54%
$303.25
settled 4w ago

Price Chart

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Executive Summary

Director Bethany Mayer filed a Form 144 notice of intent to sell 686 shares of Astera Labs common stock, valued at approximately $275,580. The sale is small relative to the company's $68.5B market cap and appears to be a routine diversification move tied to RSU vesting. No material signal for the stock.

Key Facts

  • Director Bethany Mayer filed Form 144 to sell 686 shares of ALAB common stock.
  • Estimated sale value: $275,579.92 based on filing date (June 24, 2026).
  • Shares to be sold via UBS Financial Services on Nasdaq.
  • Shares acquired from RSU vesting on June 23, 2026.
  • Sale represents a tiny fraction of the company's $68.5B market cap.

Financial Impact

Sale of 686 shares valued at ~$275,580 — immaterial relative to $68.5B market cap and typical insider holdings.

dilution

Risk Factors

  • Insider selling could increase if more directors or officers file Form 144s in coming weeks.
  • No indication of distress — sale is consistent with standard tax-related RSU disposition.

Market Snapshot

Exchange
Nasdaq
Sector
Semiconductors & Related Devices
Analyst Consensus
70% bullish (30 analysts)

Investment Themes

Semiconductors

Documents Analyzed

This report is based on 3 SEC documents filed with EDGAR.

DocumentAccession Number
144 Filing (Primary)0001969223-26-000722
Document: 0001969223-26-000722-index.html0001969223-26-000722
Document: 0001969223-26-000722.txt0001969223-26-000722
28 reports for ALAB
Performance horizon
60% Hit rate 6 of 10 directional calls best @ T+20▲ +69.95%May 5, 2026
Filters
Rows
Reports for ALAB — sortable, filterable
TypeNow
Sep 2, 2026
6w ago
144
BEARISH ★ 6/10
$274.13 $355.97▼ −29.85%▼ −30.19%$285.82 (−4.26%)
Sep 1, 2026
6w ago
144
NEUTRAL ★ 4/10
$274.13 $355.97▲ +29.85%▲ +30.19%$285.82 (+4.26%)
Aug 19, 2026
8w ago
Insider Cluster
NEUTRAL ★ 2/10
$289.02 $293.56▲ +1.57%▲ +2.41%$285.82 (−1.11%)
Aug 4, 2026
10w ago
8-K
BULLISH ★ 8/10
$318.43 $274.13▼ −13.91%▼ −13.31%$285.82 (−10.24%)
Jul 23, 2026
12w ago
Institutional Cluster
MIXED ★ 5/10
$326.97 $290.52▼ −11.15%▼ −14.46%$285.82 (−12.59%)
Jul 7, 2026
14w ago
Insider Cluster
NEUTRAL ★ 2/10
$382.89 $321.05▼ −16.15%▼ −17.48%$285.82 (−25.35%)
Jul 2, 2026
15w ago
Insider Cluster
NEUTRAL ★ 2/10
$406.42 $299.69▼ −26.26%▼ −25.85%$285.82 (−29.67%)
Jul 1, 2026
15w ago
144
NEUTRAL ★ 2/10
$430.86 $249.74▼ −42.04%▼ −39.85%$285.82 (−33.66%)
Jun 24, 2026
16w ago
144
NEUTRAL ★ 2/10
$398.00 $326.97▼ −17.85%▼ −18.38%$285.82 (−28.19%)
Jun 11, 2026
18w ago
Institutional Cluster
BULLISH ★ 6/10
$367.15 $412.97▲ +12.48%▲ +10.70%$285.82 (−22.15%)
Showing 10 of 28

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