Insider Cluster (3 insiders) ·Filed Mar 5, 2026
Insider cluster: 2 insiders, $196K total
Actionable Insight • Neutral
Monitor for any pattern of increasing insider selling in coming weeks; currently, this level of activity is within normal range for executives managing personal holdings.
Final — all horizons settled through T+60d
XNCR ▲ +5.73% at T+60d
NEUTRAL call ✓ call won +5.73% · α vs SPY -5.57% · entry $11.16 → $11.80
T+1d
+1.43%
call +1.43% · α +2.75%
$11.32
settled 7mo ago
T+5d
+4.03%
call +4.03% · α +6.27%
$11.61
settled 7mo ago
T+20d
+14.78%
call +14.78% · α +18.57%
$12.81
settled 6mo ago
T+60d
+5.73%
call +5.73% · α -5.57%
$11.80
settled 4mo ago
Price Chart
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Executive Summary
Five open-market share sales by three Xencor executives—CEO, CFO, and General Counsel—over two days, totaling $324,274. The transactions are small relative to the company's $830M market cap, representing just 0.04% of equity value, and appear routine.
Key Financial Metrics
Direction
selling
Total Value
$324.3K
Insiders
3
Key Facts
- CEO Dahiyat Bassil sold 21,476 shares for $240,017 across two trades on March 5 and 6.
- CFO Bart Jan Cornelissen sold 2,517 shares for $28,305 on March 5.
- General Counsel Celia Eckert sold 5,011 shares for $55,952 across two trades.
- All transactions were open-market sales (Form 4 code 'S') with no non-cash or derivative-related activity.
- Total insider selling cluster value: $324,274 over 7 days, or 0.04% of $830M market cap.
Financial Impact
$324,274 in total open-market sales by insiders
insider ownershipshares outstanding
Risk Factors
- Perception risk if selling continues or accelerates ahead of next earnings or clinical catalysts.
- Concentration of sales among top executives (CEO, CFO, GC) may raise questions, though dollar amounts are small.
Market Snapshot
Exchange
Nasdaq
Investment Themes
Biotech & Drug Discovery
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CONTEXT: Insider Cluster Data (5 trades, 7d window) | cluster-XNCR-1773086823812 |
10 reports for XNCR
80% Hit rate best @ T+60▲ +67.24%
Filters
Rows
| Type | Now | ||||
|---|---|---|---|---|---|
Aug 5, 2026 8w ago | 8-K | $20.00 $26.62 | ▲ +33.10% | ▲ +32.50% | $24.32 (+21.60%) |
Jun 17, 2026 15w ago | Insider Cluster | $12.64 $14.95 | ▲ +18.28% | ▲ +17.74% | $24.32 (+92.41%) |
Jun 15, 2026 15w ago | 144 | $12.21 $14.96 | ▲ +22.52% | ▲ +23.27% | $24.32 (+99.18%) |
Jun 15, 2026 15w ago | 144 | $12.21 $14.96 | ▲ +22.52% | ▲ +23.27% | $24.32 (+99.18%) |
May 6, 2026 21w ago | 8-K | $12.31 $11.42 | ▲ +7.23% | ▲ +10.37% | $24.32 (−97.56%) |
May 5, 2026 21w ago | 8-K | $12.85 $11.21 | ▼ −12.76% | ▼ −17.72% | $24.32 (+89.26%) |
Apr 27, 2026 22w ago | 8-K | $12.15 $11.63 | ▼ −4.28% | ▼ −9.75% | $24.32 (+100.16%) |
Mar 5, 2026 30w ago | Insider Cluster | $11.16 $12.81 | ▲ +14.78% | ▲ +18.57% | $24.32 (+117.92%) |
Mar 4, 2026 30w ago | 8-K | $11.16 $12.81 | ▼ −14.78% | ▼ −18.57% | $24.32 (−117.92%) |
Feb 25, 2026 31w ago | 8-K | $11.98 $12.40 | ▲ +3.51% | ▲ +8.74% | $24.32 (+103.01%) |
Showing 10 of 10
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