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Durso Jerome Benedict

In the past year, 4 open-market purchase filings worth $213.8K and no sales.

Current role at each company

Open-market trades in the past year

Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.

Bought
$213.8K
4 filings
Sold
–
0 filings
Net
+$213.8K
Bought minus sold
Companies
1
With open-market trades

Trades

Every Form 4 that lists Durso Jerome Benedict as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.

ALT Altimmune, Inc.

President and CEO4 trades

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Dec 22, 2025 (view filing)Dec 22Same dayDurso Jerome BenedictDirectorPPurchaseCommon Stock, par value $0.0001+12.5K$4.13+$51.6KNew position12.5K after
Mar 9, 2026 (view filing)Mar 63 daysDurso Jerome BenedictPresident and CEOPPurchaseCommon Stock, par value $0.0001+20.0K$3.54+$70.8K+160.0%32.5K after
Apr 1, 2026 (view filing)Apr 1Same dayDurso Jerome BenedictPresident and CEOPPurchaseCommon Stock, par value $0.0001+15.0K$3.14+$47.1K+46.2%47.5K after
Aug 13, 2026 (view filing)4:05 PM ETAug 13Same dayDurso Jerome BenedictPresident and CEOPPurchaseCommon Stock, par value $0.0001+15.0K$2.95+$44.3K+31.6%62.5K after