Insider Cluster (2 insiders) ·Filed May 30, 2026
Insider cluster: 2 insiders, $9K total
Actionable Insight • Neutral
The $9K in director sales is noise. Monitor for any larger C-suite sales or material corporate events (e.g., clinical data, financing) that could move the stock. No immediate action warranted.
Final — all horizons settled through T+60d ⚠ clustered
SION ▼ -84.72% at T+60d
NEUTRAL call ✗ call lost -84.72% · α vs SPY -85.95% · entry $40.90 → $6.25
T+1d
-10.81%
call -10.81% · α -10.95%
$36.48
settled 4mo ago
T+5d
-13.52%
call -13.52% · α -10.77%
$35.37
settled 4mo ago
T+20d
+7.55%
call +7.55% · α +8.85%
$43.99
settled 3mo ago
T+60d
-84.72%
call -84.72% · α -85.95%
$6.25
settled 5w ago
Price Chart
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Executive Summary
Two directors sold a combined $9K in SION stock on May 27, 2026, a trivial amount relative to the $1.9B market cap. The sales are immaterial and likely routine portfolio adjustments, not indicative of any negative outlook.
Key Financial Metrics
Direction
selling
Total Value
$9.0K
Insiders
2
Key Facts
- Two directors sold 101 shares each at $44.49 on May 27, 2026.
- Total sale value is approximately $9K, representing ~0.0005% of SION's $1.9B market cap.
- No C-suite insiders participated in the cluster.
- Recent 30-day insider activity shows $26.7M in total sales, dwarfing this cluster.
Financial Impact
Total sales of ~$9K are negligible relative to $1.9B market cap.
Risk Factors
- Insider sales could increase if upcoming clinical data disappoints.
- The broader 30-day insider selling of $26.7M may warrant attention if it accelerates.
Market Snapshot
Exchange
Nasdaq
Sector
Pharmaceutical Preparations
Analyst Consensus
88% bullish (16 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-SION-1780102991202 |
16 reports for SION
86% Hit rate best @ T+60▲ +88.41%
Filters
Rows
| Type | Now | ||||
|---|---|---|---|---|---|
Aug 10, 2026 7w ago | 8-K | $4.50 $7.30 | ▼ −62.22% | ▼ −63.14% | $5.04 (−12.00%) |
Aug 6, 2026 8w ago | 8-K | $49.61 $6.75 | ▼ −86.39% | ▼ −86.99% | $5.04 (−89.84%) |
Jul 9, 2026 12w ago | Insider Cluster | $45.29 $51.04 | ▲ +12.70% | ▲ +10.27% | $5.04 (−88.87%) |
Jul 9, 2026 12w ago | Insider Cluster | $45.29 $51.04 | ▼ −12.70% | ▼ −10.27% | $5.04 (+88.87%) |
Jul 7, 2026 12w ago | Insider Cluster | $44.00 $47.34 | ▼ −7.59% | ▼ −4.32% | $5.04 (+88.55%) |
Jul 2, 2026 13w ago | Insider Cluster | $43.99 $46.78 | ▲ +6.34% | ▲ +6.76% | $5.04 (−88.54%) |
Jun 11, 2026 16w ago | Institutional Cluster | $36.05 $44.94 | ▲ +24.66% | ▲ +22.77% | $5.04 (−86.02%) |
May 30, 2026 17w ago | Insider Cluster | $40.90 $43.99 | ▲ +7.55% | ▲ +8.85% | $5.04 (−87.68%) |
May 29, 2026 17w ago | 144 | $40.90 $43.99 | ▼ −7.55% | ▼ −8.85% | $5.04 (+87.68%) |
May 12, 2026 20w ago | 8-K | $40.94 $34.03 | ▼ −16.88% | ▼ −15.15% | $5.04 (−87.69%) |
Showing 10 of 16
US Market Status
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