ALAB Astera Labs, Inc.

NEUTRAL Impact: 2/10 144
Horizon days Filed May 22, 2026 Processed 18d 10h ago SEC 0001950047-26-004957
Form 144 — notice of proposed sale of securities
Latest settled — T+5d
ALAB ▲ +0.43% at T+5d
NEUTRAL call ✓ call won +0.43% · α vs SPY -0.65% · entry $318.72 → $320.09
Next anchor: T+20d in 13d
Last close $346.33 (close Jun 8) · +8.66% from $318.72 entry
Entry anchored
May 22, 04:17 PM ET
via Databento tick
T+1d
+0.83%
call +0.83% · α +0.87%
$321.36
settled 15d ago
T+5d
+0.43%
call +0.43% · α -0.65%
$320.09
settled 9d ago
T+20d
call — · α —
in 13d
T+60d
call — · α —
in 2mo

Price Chart

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Executive Summary

Former officer Michael Truett (via the Tate 1997 Living Trust) filed Form 144 to sell 30,000 shares of Astera Labs common stock, with an estimated value of ~$9.3M. This filing follows three recent actual sales by the same entity totaling 78,094 shares (~$19.4M) over the past week, and adds to a pattern of insider selling (nine sales totaling $61.4M in the prior 30 days). The dollar amounts are small relative to ALAB's $51B market cap, and the seller is a former officer, reducing signaling weight. The filing reflects routine monetization of restricted shares held since 2018.

Actionable Insight

The filing itself is a routine intent-to-sell notice with limited materiality given the modest dollar size versus market cap. However, the clustering of insider sales (this trust plus nine other insider sales in 30 days) warrants monitoring for any change in trend. No immediate trading action suggested.

Key Facts

  • Form 144 filed by Tate 1997 Living Trust (former officer Michael Truett) to sell 30,000 common shares.
  • Estimated aggregate market value of proposed sale: $9,252,765.
  • Three actual sales by the trust in the preceding week: 20,000 shares ($5.87M) on 05/21, 8,429 shares ($2.29M) on 05/20, and 49,665 shares ($11.23M) on 05/14.
  • Shares were originally acquired via private acquisition from issuer on 03/21/2018 — over eight-year holding period.
  • Total insider selling in the prior 30 days across all filers: 9 transactions worth $61.4M.

Financial Impact

Proposed sale of $9.25M, adding to $19.4M already sold by this trust in the past week; total ~$28.6M from this insider. Represents ~0.06% of ALAB's $51.1B market cap.

dilutioninsider ownership

Risk Factors

  • Continued insider selling could signal lack of conviction at current elevated valuations if pace accelerates.
  • Form 144 is an advance notice — the sale may or may not be executed, but the pattern of actual completed sales suggests ongoing monetization.

Market Snapshot

Exchange
Nasdaq
Sector
Semiconductors & Related Devices
Analyst Consensus
77% bullish (30 analysts)

Documents Analyzed

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

DocumentAccession Number
144 Filing (Primary)0001950047-26-004957
Document: 0001950047-26-004957-index.html0001950047-26-004957
Document: 0001950047-26-004957.txt0001950047-26-004957
18 reports for ALAB
Performance horizon
43% Hit rate 3 of 7 directional calls best @ T+20▲ +69.95%May 5, 2026
Filters
Rows
Reports for ALAB — sortable, filterable
Type Now
Jun 9, 2026
1d ago
Insider Cluster
NEUTRAL ★ 2/10
$346.09 awaiting T+1awaiting T+1$346.33 (+0.07%)
Jun 3, 2026
6d ago
144
BEARISH ★ 5/10
$363.54 $358.05▲ +1.51%▲ +1.91%$346.33 (+4.73%)
May 26, 2026
14d ago
Insider Cluster
NEUTRAL ★ 2/10
$325.33 $349.17▲ +7.33%▲ +6.78%$346.33 (+6.45%)
May 26, 2026
14d ago
144
BEARISH ★ 5/10
$325.33 $349.17▼ −7.33%▼ −6.78%$346.33 (−6.45%)
May 22, 2026
18d ago
144
NEUTRAL ★ 2/10
$318.72 $321.36▲ +0.83%▲ +0.87%$346.33 (+8.66%)
May 22, 2026
19d ago
Insider Cluster
NEUTRAL ★ 3/10
$306.88 $318.72▲ +3.86%▲ +3.27%$346.33 (+12.86%)
May 20, 2026
20d ago
Insider Cluster
NEUTRAL ★ 2/10
$297.84 $306.88▲ +3.04%▲ +2.59%$346.33 (+16.28%)
May 7, 2026
4w ago
144
NEUTRAL ★ 2/10
$195.65 $199.79▲ +2.12%▲ +1.29%$346.33 (+77.02%)
May 7, 2026
4w ago
Insider Cluster
NEUTRAL ★ 4/10
$195.65 $199.79▲ +2.12%▲ +1.29%$346.33 (+77.02%)
May 5, 2026
5w ago
8-K
BULLISH ★ 8/10
$213.91 $213.91· 0.00%▲ +0.33%$346.33 (+61.90%)
Showing 10 of 18

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