Insider Cluster (2 insiders) ·Filed Jun 17, 2026
Insider cluster: 2 insiders, $992K total
Actionable Insight ▲ Bullish
The large insider buy suggests management's confidence in upcoming developments. Monitor for pipeline updates or earnings catalysts in the coming weeks.
Final — all horizons settled through T+60d ⚠ clustered
PTHS ▼ -24.34% at T+60d
LONG call ✗ call lost -24.34% · α vs SPY -26.24% · entry $29.00 → $21.94
T+1d
+0.97%
call +0.97% · α +1.28%
$29.28
settled 4mo ago
T+5d
+0.72%
call +0.72% · α +2.39%
$29.21
settled 4mo ago
T+20d
-7.90%
call -7.90% · α -8.43%
$26.71
settled 3mo ago
T+60d
-24.34%
call -24.34% · α -26.24%
$21.94
settled 6w ago
Price Chart
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Executive Summary
Director Todd C. Davis purchased $986K of PTHS stock at $27.80, representing ~1% of market cap, while another director sold a trivial $6K. This material insider buy signals confidence ahead of potential catalysts.
Key Financial Metrics
Direction
buying
Total Value
$985.5K
Insiders
2
Key Facts
- Director Todd C. Davis bought 35,445 shares at $27.80 for $986K on 2026-06-11
- Director Ezra M. Friedberg sold 224 shares at $27.12 for $6K on 2026-06-15
- Net insider buying of $979K, purchase is ~1.0% of $97M market cap
- Only two insiders traded; the buy dominates by value and is material relative to company size
Financial Impact
Director Davis purchased $986K of stock, ~1% of market cap
insider ownershipmarket cap
Risk Factors
- Single director buy may be pre-planned under 10b5-1 plan (not disclosed)
- Biotech sector risk; stock may be volatile regardless of insider activity
Market Snapshot
Exchange
NYSE
Sector
Biological Products, (No Diagnostic Substances)
Analyst Consensus
92% bullish (13 analysts)
Investment Themes
Biotech & Drug Discovery
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-PTHS-1781731547482 |
12 reports for PTHS
67% Hit rate @ T+5 Went positive at some point 3 of 3 best @ T+20▲ +24.35%
Filters
Rows
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 1, 2026 24d ago | 8-K | $20.60 $20.50 | ▼ −0.49% | ▼ −1.65% | $17.01 (−17.43%) |
Aug 13, 2026 10w ago | 8-K | $28.95 $26.66 | ▲ +7.91% | ▲ +5.95% | $17.01 (+41.24%) |
Aug 3, 2026 12w ago | Press Release | $26.84 | awaiting T+5 | — | $17.01 (−36.62%) |
Jun 17, 2026 18w ago | Insider Cluster | $29.00 $29.21 | ▲ +0.72% | ▲ +2.39% | $17.01 (−41.34%) |
May 28, 2026 21w ago | 8-K | $26.47 $25.55 | ▼ −3.48% | ▼ −0.95% | $17.01 (−35.74%) |
May 22, 2026 22w ago | 144 | $26.66 $26.20 | ▼ −1.73% | ▼ −3.40% | $17.01 (−36.20%) |
May 21, 2026 22w ago | 8-K | $26.66 $26.20 | ▲ +1.73% | ▲ +3.38% | $17.01 (+36.20%) |
May 14, 2026 23w ago | 8-K | $27.69 $27.10 | ▼ −2.13% | ▼ −1.41% | $17.01 (−38.57%) |
May 14, 2026 23w ago | Press Release | $27.69 $27.10 | ▼ −2.13% | ▼ −1.41% | $17.01 (−38.57%) |
Apr 20, 2026 26w ago | 3 | $23.00 $24.97 | ▲ +8.57% | ▲ +7.48% | $17.01 (−26.04%) |
Showing 10 of 12
US Market Status
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