Insider Cluster (2 insiders) ·Filed Mar 6, 2026
Insider cluster: 2 insiders, $88K total
Actionable Insight • Neutral
Monitor for follow-up purchases or disclosures; while this cluster is small, coordinated C-suite buying may indicate positive sentiment ahead of potential catalysts.
Final — all horizons settled through T+60d
ALT ▼ -14.97% at T+60d
NEUTRAL call -14.97% · α vs SPY -27.75% · entry $3.54 → $3.01
T+1d
+9.60%
call +9.60% · α +8.76%
$3.88
settled 8mo ago
T+5d
-1.13%
call -1.13% · α +0.40%
$3.50
settled 8mo ago
T+20d
-5.93%
call -5.93% · α -3.89%
$3.33
settled 7mo ago
T+60d
-14.97%
call -14.97% · α -27.75%
$3.01
settled 5mo ago
Price Chart
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Executive Summary
Altimmune's CEO and CFO collectively purchased $88,490 worth of shares in open-market transactions on March 6, 2026, signaling confidence in the company. The purchases were modest in dollar value and represent routine insider buying.
Key Financial Metrics
Direction
buying
Total Value
$88.5K
Insiders
2
Key Facts
- CEO Jerome Durso purchased 20,000 shares at $3.5395, totaling $70,790 on March 6, 2026.
- CFO Gregory Weaver purchased 5,000 shares at $3.54, totaling $17,700 on March 6, 2026.
- Both transactions were open-market purchases (Form 4 codes: P), indicating direct investment.
- Total cluster value: $88,490, representing approximately 0.022% of the company's $399M market cap.
Financial Impact
$88,490 in insider buying over one day
insider ownershipmarket sentiment
Risk Factors
- The total value is below 0.1% of market cap, limiting its market impact.
- No accompanying fundamental update or financial filing to corroborate a shift in outlook.
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 (2 trades, 7d window) | cluster-ALT-1773054332848 |
22 reports for ALT
71% Hit rate @ T+5 Went positive at some point 7 of 7 best @ T+5▲ +9.00%
Filters
Rows
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 29, 2026 27d ago | 8-K | $2.97 $2.67 | ▼ −10.10% | ▼ −12.05% | $2.09 (−29.63%) |
Aug 12, 2026 10w ago | 8-K | $2.93 $3.12 | ▲ +6.48% | ▲ +6.93% | $2.09 (−28.67%) |
Aug 12, 2026 10w ago | Press Release | $2.93 $3.12 | ▲ +6.48% | ▲ +6.93% | $2.09 (−28.67%) |
Aug 6, 2026 11w ago | Institutional Cluster | $3.01 $2.88 | ▼ −4.32% | ▼ −5.53% | $2.09 (−30.56%) |
Aug 5, 2026 11w ago | Press Release | $3.03 $2.93 | ▼ −3.30% | ▼ −3.65% | $2.09 (−31.02%) |
Aug 3, 2026 12w ago | Press Release | $3.00 $3.05 | ▲ +1.67% | ▼ −0.36% | $2.09 (−30.33%) |
Jul 28, 2026 12w ago | 8-K | $2.99 $3.00 | ▲ +0.33% | ▼ −1.93% | $2.09 (−30.10%) |
May 28, 2026 21w ago | Press Release | $3.07 $2.87 | ▼ −6.51% | ▼ −6.47% | $2.09 (−31.92%) |
May 27, 2026 21w ago | Press Release | $2.98 $2.90 | ▼ −2.68% | ▼ −3.89% | $2.09 (−29.87%) |
May 13, 2026 23w ago | 8-K | $3.02 $2.74 | ▼ −9.27% | ▼ −8.11% | $2.09 (−30.79%) |
Showing 10 of 22
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