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Insider Cluster (2 insiders) ·Filed Sep 17, 2026

ASTS

AST SpaceMobile, Inc.
BEARISH
Impact 5/10
Horizonweeks Processed1mo ago
Insider cluster: 2 insiders, $3.1M total
Actionable Insight ▼ Bearish

Monitor for additional insider filings or a Form 8-K that could explain the sales (e.g., upcoming dilution, operational setback).

DirectionBearish
Confidencemedium
Horizonweeks
Latest settled — T+20d
ASTS ▼ -30.52% at T+20d
SHORT call ✓ call won +30.52% · α vs SPY +30.72% · entry $58.52 → $40.66
Next anchor: T+60d in 6w
Latest observation: T+25 +21.91% FF3 residual α
Entry = T+0 close
Sep 17, 2026
via day close
T+1d
+5.76%
call -5.76% · α -4.21%
$61.89
settled 6w ago
T+5d
+5.62%
call -5.62% · α -4.35%
$61.81
settled 5w ago
T+20d
-30.52%
call +30.52% · α +30.72%
$40.66
settled 12d ago
T+60d
Pending
in 6w

Price Chart

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Executive Summary

Two C-suite insiders at AST SpaceMobile sold a combined $3.06M in open-market transactions on September 16, 2026. The COO and CTO each disposed of shares at ~$58.90, with the CTO's $2.36M sale representing the bulk of the cluster.

Key Financial Metrics

Direction
selling
Total Value
$3.1M
Insiders
2

Key Facts

  • COO Shanti B. Gupta sold 12,000 shares for ~$707K on 2026-09-16.
  • CTO Huiwen Yao sold 40,000 shares for ~$2.36M on 2026-09-16.
  • Total insider sales of $3.06M represent ~0.9% of market cap.
  • Both sales were open-market (code S) with no 10b5-1 plan indicated.
  • No insider purchases were reported in the cluster window.

Financial Impact

Insider sales of $3.06M, approximately 0.9% of market cap, concentrated in two top executives on the same day.

insider ownershipmarket cap

Risk Factors

  • Insider sales may be liquidity-driven despite lack of plan disclosure.
  • No accompanying negative corporate news in the cluster window to corroborate the signal.

Investment Themes

Documents Analyzed

This report is based on 1 SEC document filed with EDGAR.

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-ASTS-1789682482808
14 reports for ASTS
Performance horizon
75% Hit rate @ T+60 3 of 4 directional calls Went positive at some point 5 of 6 best @ T+60▲ +37.71%Feb 28, 2026
Filters
Rows
Reports for ASTS — sortable, filterable
TypeNow
Oct 21, 2026
5d ago
Institutional Cluster
BULLISH ★ 4/10
$38.77awaiting T+60—$39.79 (+2.63%)
Oct 20, 2026
6d ago
8-K
NEUTRAL ★ 2/10
$40.90awaiting T+60—$39.79 (−2.71%)
Sep 17, 2026
5w ago
Insider Cluster
BEARISH ★ 5/10
$58.52awaiting T+60—$39.79 (+32.01%)
Aug 15, 2026
10w ago
Institutional Cluster
BULLISH ★ 6/10
$71.14awaiting T+60—$39.79 (−44.07%)
Jun 22, 2026
17w ago
144
BEARISH ★ 6/10
$72.87 $59.27▲ +18.66%▲ +21.91%$39.79 (+45.40%)
Jun 12, 2026
19w ago
Insider Cluster
NEUTRAL ★ 2/10
$87.57 $62.42▼ −28.72%▼ −29.72%$39.79 (−54.56%)
Jun 12, 2026
19w ago
Insider Cluster
NEUTRAL ★ 3/10
$87.57 $62.42▼ −28.72%▼ −29.72%$39.79 (−54.56%)
Jun 12, 2026
19w ago
Institutional Cluster
BULLISH ★ 6/10
$82.41 $66.12▼ −19.77%▼ −23.03%$39.79 (−51.72%)
May 20, 2026
22w ago
144
NEUTRAL ★ 2/10
$96.23 $71.14▼ −26.07%▼ −30.37%$39.79 (−58.65%)
May 13, 2026
23w ago
144
NEUTRAL ★ 3/10
$83.01 $68.76▼ −17.17%▼ −20.76%$39.79 (−52.07%)
Showing 10 of 14

US Market Status

Market Closed — Opens Wed (11h 59m)

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Report published Sep 17, 2026