Insider Cluster (2 insiders) ·Filed Aug 19, 2026

STOK

Stoke Therapeutics, Inc.
NEUTRAL
Impact 3/10
Horizondays Processed1mo ago
Insider cluster: 2 insiders, $469K total
Actionable Insight • Neutral

The insider sales are routine and non-informative at this scale. Monitor for any material corporate events (pipeline data, partnership, financing) that could drive the stock, but this cluster alone provides no actionable signal. The historical underperformance of prior STOK reports suggests caution in over-interpreting any single filing.

DirectionNeutral
Confidencehigh
Horizondays
Latest settled — T+20d
STOK ▼ -12.41% at T+20d
NEUTRAL call ✗ call lost -12.41% · α vs SPY -10.46% · entry $33.03 → $28.93
Next anchor: T+60d in 6w
Latest observation: T+28 -18.63% FF3 residual α
Entry anchored
Aug 18, 2026
via day open
T+1d
-4.93%
call -4.93% · α -4.09%
$31.40
settled 6w ago
T+5d
+0.18%
call +0.18% · α +0.57%
$33.09
settled 5w ago
T+20d
-12.41%
call -12.41% · α -10.46%
$28.93
settled 16d ago
T+60d
—
call — · α —
—
in 6w

Price Chart

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Executive Summary

Two Stoke Therapeutics insiders — a director and the general counsel — executed open-market sales totaling $469K on August 18, 2026, following the exercise of stock options on August 14. The sales represent ~0.02% of the $2.1B market cap, a trivial amount that does not signal material bearish conviction. The option exercises (non-cash) and same-day open-market sales are consistent with routine tax-covering or liquidity-driven transactions, not informed selling. The historical calibration shows past reports on STOK have underperformed (avg T+20 alpha -7.44%, 25% win rate), and the score-6 segment has a net negative payoff (μ_w +13.4% vs μ_l -16.9%, p_obs 53%). Given the trivial proportionality and weak historical signal, this cluster is neutral.

Key Financial Metrics

Direction
selling
Total Value
$469.0K
Insiders
2

Key Facts

  • Director Kaye sold 11,930 shares at $32.01 for $382K on Aug 18, 2026
  • General Counsel Allan sold 2,716 shares at $32.01 for $87K on Aug 18, 2026
  • Both insiders exercised stock options (non-cash) on Aug 14, 2026 before selling
  • Total open-market sales = $469K, representing ~0.02% of $2.1B market cap
  • Sales are trivial relative to market cap and consistent with liquidity/vesting-driven activity

Financial Impact

Total insider sales of $469K, ~0.02% of market cap — immaterial

insider ownership

Risk Factors

  • Insider sales could accelerate if insiders hold more unexercised options
  • No material bearish signal from this cluster — risk of false negative if ignoring other negative catalysts

Market Snapshot

Exchange
Nasdaq
Sector
Pharmaceutical Preparations
Analyst Consensus
95% bullish (19 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-STOK-1787099375451
9 reports for STOK
Performance horizon
75% Hit rate 3 of 4 directional calls best @ T+60▲ +12.62%Mar 13, 2026
Filters
Rows
Reports for STOK — sortable, filterable
TypeNow
Aug 19, 2026
6w ago
Insider Cluster
NEUTRAL ★ 3/10
$33.03 $28.93▼ −12.41%▼ −10.46%$25.96 (−21.40%)
Aug 3, 2026
8w ago
8-K
BEARISH ★ 6/10
$31.67 $30.89▲ +2.46%▲ +1.22%$25.96 (+18.03%)
Aug 3, 2026
8w ago
424B5
BEARISH ★ 6/10
$31.67 $30.89▲ +2.46%▲ +1.22%$25.96 (+18.03%)
Jun 30, 2026
13w ago
8-K
BULLISH ★ 6/10
$32.72 $29.31▼ −10.42%▼ −9.39%$25.96 (−20.66%)
May 7, 2026
21w ago
8-K
NEUTRAL ★ 4/10
$32.89 $30.01▼ −8.76%▼ −8.78%$25.96 (−21.07%)
Apr 22, 2026
23w ago
DEFA14A
NEUTRAL ★ 3/10
$34.93 $30.30▼ −13.27%▼ −17.90%$25.96 (−25.68%)
Apr 7, 2026
25w ago
8-K
NEUTRAL ★ 3/10
$34.87 $32.96▼ −5.48%▼ −14.02%$25.96 (−25.55%)
Mar 13, 2026
29w ago
Insider Cluster
BEARISH ★ 6/10
$33.19 $35.05▼ −5.60%▼ −2.02%$25.96 (+21.78%)
Mar 10, 2026
29w ago
Insider Cluster
NEUTRAL ★ 2/10
$38.35 $34.87▼ −9.07%▼ −8.92%$25.96 (−32.31%)
Showing 9 of 9

US Market Status

Market Open — Closes in 2h 58m

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Report published Aug 19, 2026