Insider Cluster (3 insiders) ·Filed Jun 30, 2026

DYN

Dyne Therapeutics, Inc.
NEUTRAL
Impact 5/10
Horizondays Processed3mo ago
Insider cluster: 3 insiders, $5.0M total
Actionable Insight • Neutral

Insider selling is not extreme, but the cluster near a debt facility expansion warrants monitoring. Watch for any upcoming disclosure on clinical data or additional financing that might have motivated these sales. If selling continues, it could pressure shares near term.

DirectionNeutral
Confidencemedium
Horizondays
Final — all horizons settled through T+60d
DYN ▼ -24.23% at T+60d
NEUTRAL call ✗ call lost -24.23% · α vs SPY -27.10% · entry $21.79 → $16.51
Entry anchored
Jun 30, 03:59 PM ET
via exchange tick
T+1d
+5.87%
call +5.87% · α +6.01%
$23.07
settled 3mo ago
T+5d
+9.36%
call +9.36% · α +9.10%
$23.83
settled 3mo ago
T+20d
+15.19%
call +15.19% · α +17.38%
$25.10
settled 2mo ago
T+60d
-24.23%
call -24.23% · α -27.10%
$16.51
settled 8d ago

Price Chart

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Executive Summary

Three Dyne Therapeutics insiders sold a combined $5.02M in shares over a 6-day window, led by Director Rhodes ($4.9M). CFO Lucera sold a small amount ($48K). The sales follow a recent $50M borrowing under an expanded $400M Hercules debt facility (8-K on 6/17). Total selling represents ~0.14% of market cap, a modest amount that is not alarming given the pre-revenue biotech context.

Key Financial Metrics

Direction
selling
Total Value
$5.0M
Insiders
3

Key Facts

  • Insider cluster: 3 insiders sold 5 trades totaling $5.02M from June 23-29.
  • Director Jason Rhodes sold $5.0M (bulk of sales); CFO Erick Lucera sold $48K.
  • Sales follow June 17 debt facility expansion ($50M draw, $400M total capacity).
  • Total sales represent ~0.14% of DYN's $3.5B market cap.

Financial Impact

Insider sales of $5.02M, modest relative to $3.5B market cap.

dilution

Risk Factors

  • Continued insider selling could signal lack of confidence or pre-arranged plans.
  • Debt facility increases leverage and secured IP collateral; adverse clinical data could trigger covenant issues.

Market Snapshot

Exchange
Nasdaq
Sector
Pharmaceutical Preparations
Analyst Consensus
85% bullish (20 analysts)

Investment Themes

Biotech & Drug Discovery

Documents Analyzed

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

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-DYN-1782860743423
44 reports for DYN
Performance horizon
87% Hit rate 13 of 15 directional calls best @ T+60▲ +46.36%May 20, 2026
Filters
Rows
Reports for DYN — sortable, filterable
TypeNow
Aug 17, 2026
6w ago
Insider Cluster
BEARISH ★ 6/10
$26.15 $17.90▲ +31.55%▲ +29.57%$15.20 (+41.87%)
Aug 14, 2026
6w ago
144
NEUTRAL ★ 4/10
$26.15 $18.52▼ −29.18%▼ −27.65%$15.20 (−41.87%)
Aug 13, 2026
7w ago
144
BEARISH ★ 6/10
$25.70 $18.52▲ +27.94%▲ +25.95%$15.20 (+40.86%)
Aug 13, 2026
7w ago
144
NEUTRAL ★ 2/10
$25.70 $18.52▼ −27.94%▼ −25.95%$15.20 (−40.86%)
Aug 13, 2026
7w ago
144
NEUTRAL ★ 2/10
$25.70 $18.52▼ −27.94%▼ −25.95%$15.20 (−40.86%)
Jul 29, 2026
9w ago
Press Release
BULLISH ★ 7/10
$25.73 $26.09▲ +1.40%▼ −2.57%$15.20 (−40.92%)
Jul 22, 2026
10w ago
Press Release
BEARISH ★ 6/10
$23.21 $26.78▼ −15.38%▼ −12.48%$15.20 (+34.51%)
Jul 20, 2026
10w ago
8-K
BULLISH ★ 7/10
$23.45 $26.15▲ +11.51%▲ +7.39%$15.20 (−35.18%)
Jun 30, 2026
13w ago
Insider Cluster
NEUTRAL ★ 5/10
$21.79 $25.10▲ +15.19%▲ +17.38%$15.20 (−30.24%)
Jun 29, 2026
13w ago
144
BEARISH ★ 4/10
$22.21 $25.63▼ −15.40%▼ −16.43%$15.20 (+31.56%)
Showing 10 of 44

US Market Status

Market Closed — Opens Mon (65h 4m)

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Report published Jun 30, 2026