Insider Cluster (3 insiders) ·Filed Aug 18, 2026

CORT

CORCEPT THERAPEUTICS INC
BEARISH
Impact 4/10
Horizonweeks Processed1mo ago
Insider cluster: 3 insiders, $1.8M total
Actionable Insight ▼ Bearish

The cluster of C-suite selling, while small in proportion to market cap, is a modest negative signal ahead of the upcoming FDA decision on relacorilant. Monitor for any additional insider sales or negative pre-announcements. The stock's strong recent run (+15% T+20 on prior neutral calls) suggests momentum may persist, but this insider activity adds a note of caution.

DirectionBearish
Confidencemedium
Horizonweeks
Latest settled — T+20d
CORT ▼ -5.29% at T+20d
SHORT call ✓ call won +5.29% · α vs SPY +4.30% · entry $118.10 → $111.85
Next anchor: T+60d in 6w
Latest observation: T+30 +30.25% FF3 residual α
Entry anchored
Aug 17, 04:25 PM ET
via 1-min bar
T+1d
+0.78%
call -0.78% · α -0.57%
$119.02
settled 6w ago
T+5d
+4.63%
call -4.63% · α -4.83%
$123.57
settled 6w ago
T+20d
-5.29%
call +5.29% · α +4.30%
$111.85
settled 17d ago
T+60d
—
call — · α —
—
in 6w

Price Chart

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Executive Summary

Three Corcept insiders, including the Chief Business Officer and Chief Development Officer, sold a total of $1.82M in open-market sales over a week. The CBO's $1.16M sale is the largest single transaction. While the dollar amount is modest relative to CORT's $12.7B market cap (~0.014%), the cluster of C-suite selling warrants attention, especially given the stock's strong recent performance and the company's upcoming catalyst (FDA decision on relacorilant). The historical calibration suggests cluster sells are not strongly predictive, but the concentration in senior management is notable.

Key Financial Metrics

Direction
selling
Total Value
$1.8M
Insiders
3

Key Facts

  • Three insiders sold a total of $1.82M in open-market sales over a week.
  • Chief Business Officer Robb Gary Charles sold $1.16M on August 17.
  • Chief Development Officer Guyer William sold $544K on August 10.
  • Total sales represent ~0.014% of CORT's $12.7B market cap.
  • The cluster includes C-suite executives, which carries more weight than director-level sales.

Financial Impact

Insider sales of $1.82M, representing 0.014% of market cap

insider ownership

Risk Factors

  • Insider sales may signal management's view that the stock is fully valued ahead of a binary catalyst.
  • The FDA decision on relacorilant (expected Q4 2026) is a high-stakes event that could drive significant volatility.

Market Snapshot

Exchange
Nasdaq
Sector
Pharmaceutical Preparations
Analyst Consensus
83% bullish (12 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-CORT-1787119850986
26 reports for CORT
Performance horizon
100% Hit rate 6 of 6 directional calls best @ T+60▲ +63.06%Feb 24, 2026
Filters
Rows
Reports for CORT — sortable, filterable
TypeNow
Aug 28, 2026
5w ago
Insider Cluster
NEUTRAL ★ 2/10
$113.88 $115.63▲ +1.54%▲ +1.28%$116.49 (+2.29%)
Aug 28, 2026
5w ago
Insider Cluster
NEUTRAL ★ 2/10
$113.88 $116.10▲ +1.95%▲ +1.44%$116.49 (+2.29%)
Aug 27, 2026
5w ago
Insider Cluster
NEUTRAL ★ 2/10
$116.93 $117.00▲ +0.06%▲ +0.16%$116.49 (−0.38%)
Aug 20, 2026
6w ago
Insider Cluster
NEUTRAL ★ 4/10
$121.05 $114.86▼ −5.11%▼ −5.11%$116.49 (−3.77%)
Aug 18, 2026
6w ago
Insider Cluster
BEARISH ★ 4/10
$118.10 $111.85▲ +5.29%▲ +4.30%$116.49 (+1.36%)
Aug 12, 2026
7w ago
Insider Cluster
NEUTRAL ★ 3/10
$112.18 $114.92▲ +2.44%▲ +4.34%$116.49 (+3.84%)
Aug 12, 2026
7w ago
Insider Cluster
NEUTRAL ★ 4/10
$112.18 $114.92▲ +2.44%▲ +4.34%$116.49 (+3.84%)
Aug 6, 2026
8w ago
Insider Cluster
NEUTRAL ★ 2/10
$110.77 $111.62▲ +0.77%▲ +1.16%$116.49 (+5.16%)
Aug 5, 2026
8w ago
Insider Cluster
NEUTRAL ★ 3/10
$107.95 $112.80▲ +4.49%▲ +3.89%$116.49 (+7.91%)
Jul 23, 2026
10w ago
Court Ruling
BULLISH ★ 4/10
$96.66 $121.05▲ +25.23%▲ +21.92%$116.49 (+20.52%)
Showing 10 of 26

US Market Status

Market Open — Closes in 52m

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Report published Aug 19, 2026