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Weaver Gregory L

In the past year, 2 open-market purchase filings worth $49.2K 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
$49.2K
2 filings
Sold
–
0 filings
Net
+$49.2K
Bought minus sold
Companies
1
With open-market trades

Trades

Every Form 4 that lists Weaver Gregory L 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.

Chief Financial Officer3 trades

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Apr 1, 2026 (view filing)Apr 1Same dayWeaver Gregory LChief Financial OfficerPPurchaseCommon Stock, par value $0.0001+10.0K$3.15+$31.5K+35.6%38.1K after
Mar 9, 2026 (view filing)Mar 63 daysWeaver Gregory LChief Financial OfficerPPurchaseCommon Stock, par value $0.0001+5.00K$3.54+$17.7K+21.7%28.1K after
Mar 14, 2025 (view filing)Mar 131 dayWeaver Gregory LChief Financial OfficerPPurchaseCommon Stock, par value $0.0001+10.0K$5.20+$52.0KNew position10.0K after

ATOS Atossa Therapeutics, Inc.

Former EVP, CFO, & Director3 trades

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Nov 17, 2023 (view filing)Nov 152 daysWeaver Gregory LFormer EVP, CFO, & DirectorSSale−50.0K$0.65−$32.5K−99.9%55 after
Jun 20, 2023 (view filing)Jun 20Same dayWeaver Gregory LEVP & CFOPPurchase+50.0K$0.97+$48.5K+90,909.1%50.1K after
Jul 7, 2021 (view filing)Jul 25 daysWeaver Gregory LDirectorSSale−107.5K$5.58−$599.8K−100.0%0 after