Altimmune Inc. (ALT) - Insider Trading & Ownership

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for Altimmune Inc.
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Common stock purchase or sale:
Transaction
Date
Reported
DateTime
CompanySymbolInsider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2026-01-08
Purchase
2026-01-09
4:10 pm
Altimmune Inc.ALTPisano Wayne
Director
5,000$4.082$20,41013,498
(Direct)
View
2026-01-05
Purchase
2026-01-05
4:05 pm
Altimmune Inc.ALTSohn Catherine A.
Director
500$4.2351$2,1181,500
(Direct)
View
2025-12-29
Purchase
2025-12-29
4:10 pm
Altimmune Inc.ALTJorkasky Diane
Director
527$3.8$2,003527
(Direct)
View
2025-12-23
Purchase
2025-12-23
4:10 pm
Altimmune Inc.ALTGILL JOHN
Director
12,500$4.1$51,25012,500
(Direct)
View
2025-12-22
Purchase
2025-12-22
4:10 pm
Altimmune Inc.ALTDurso Jerome Benedict
Director
12,500$4.1255$51,56912,500
(Direct)
View
2025-03-17
Purchase
2025-03-18
4:15 pm
Altimmune Inc.ALTSohn Catherine A.
Director
1,000$5.7845$5,7851,000
(Direct)
View
2025-03-13
Purchase
2025-03-14
07:27 am
Altimmune Inc.ALTWEAVER GREGORY L
Chief Financial Officer
10,000$5.1996$51,99610,000
(Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
CompanySymnbolInsider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2026-01-31
Option Award
2026-02-03
4:15 pm
N/A
N/A
Altimmune Inc.ALTRoberts M Scot
Chief Scientific Officer
5,567$3.07122,099
(Direct)
View
2026-01-30
Tax Withholding
2026-02-03
4:15 pm
N/A
N/A
Altimmune Inc.ALTRoberts M Scot
Chief Scientific Officer
2,859$5.6122,099
(Direct)
View
2026-02-02
Tax Withholding
2026-02-03
4:15 pm
N/A
N/A
Altimmune Inc.ALTRoberts M Scot
Chief Scientific Officer
2,329$5.55122,099
(Direct)
View
2026-01-30
Exercise
2026-02-03
4:15 pm
N/A
N/A
Altimmune Inc.ALTRoberts M Scot
Chief Scientific Officer
17,050$0122,099
(Direct)
View
2026-01-31
Option Award
2026-02-02
4:15 pm
N/A
N/A
Altimmune Inc.ALTGarg Vipin K
Director
6,926$3.07451,294
(Direct)
View
2026-01-30
Tax Withholding
2026-02-02
4:15 pm
N/A
N/A
Altimmune Inc.ALTGarg Vipin K
Director
11,632$5.6451,294
(Direct)
View
2026-01-30
Exercise
2026-02-02
4:15 pm
N/A
N/A
Altimmune Inc.ALTGarg Vipin K
Director
26,775$0451,294
(Direct)
View
2026-01-31
Option Award
2026-02-02
4:10 pm
N/A
N/A
Altimmune Inc.ALTJordt Raymond M
Chief Business Officer
4,571$3.0770,107
(Direct)
View
2026-01-27
Exercise
2026-01-29
4:15 pm
N/A
N/A
Altimmune Inc.ALTJordt Raymond M
Chief Business Officer
15,850$0113,086
(Direct)
View
2026-01-27
Tax Withholding
2026-01-29
4:15 pm
N/A
N/A
Altimmune Inc.ALTJordt Raymond M
Chief Business Officer
4,229$6.18113,086
(Direct)
View
2026-01-27
Exercise
2026-01-29
4:10 pm
N/A
N/A
Altimmune Inc.ALTGarg Vipin K
Director
41,200$0526,050
(Direct)
View
2026-01-27
Tax Withholding
2026-01-29
4:10 pm
N/A
N/A
Altimmune Inc.ALTGarg Vipin K
Director
17,898$6.18526,050
(Direct)
View
2026-01-27
Exercise
2026-01-29
4:05 pm
N/A
N/A
Altimmune Inc.ALTRoberts M Scot
Chief Scientific Officer
15,850$0142,945
(Direct)
View
2026-01-27
Tax Withholding
2026-01-29
4:05 pm
N/A
N/A
Altimmune Inc.ALTRoberts M Scot
Chief Scientific Officer
4,748$6.18142,945
(Direct)
View
2026-01-25
Tax Withholding
2026-01-27
07:10 am
N/A
N/A
Altimmune Inc.ALTJordt Raymond M
Chief Business Officer
3,855$5.583,115
(Direct)
View
2026-01-25
Exercise
2026-01-27
07:10 am
N/A
N/A
Altimmune Inc.ALTJordt Raymond M
Chief Business Officer
14,600$083,115
(Direct)
View
2026-01-25
Tax Withholding
2026-01-27
07:05 am
N/A
N/A
Altimmune Inc.ALTGarg Vipin K
Director
17,984$5.5463,248
(Direct)
View
2026-01-25
Exercise
2026-01-27
07:05 am
N/A
N/A
Altimmune Inc.ALTGarg Vipin K
Director
42,050$0463,248
(Direct)
View
2026-01-25
Tax Withholding
2026-01-27
07:00 am
N/A
N/A
Altimmune Inc.ALTRoberts M Scot
Chief Scientific Officer
4,373$5.5113,493
(Direct)
View
2026-01-25
Exercise
2026-01-27
07:00 am
N/A
N/A
Altimmune Inc.ALTRoberts M Scot
Chief Scientific Officer
14,600$0113,493
(Direct)
View
2026-01-01
Tax Withholding
2026-01-05
4:10 pm
N/A
N/A
Altimmune Inc.ALTJordt Raymond M
Chief Business Officer
2,475$3.6152,545
(Direct)
View
2026-01-01
Exercise
2026-01-05
4:10 pm
N/A
N/A
Altimmune Inc.ALTJordt Raymond M
Chief Business Officer
9,375$052,545
(Direct)
View
2025-12-01
Option Award
2025-12-01
8:38 pm
N/A
2035-12-01
Altimmune Inc.ALTDurso Jerome Benedict
CEO-elect
2,458,100$02,458,100
(Direct)
View
2025-11-11
Exercise
2025-11-12
4:07 pm
N/A
N/A
Altimmune Inc.ALTWEAVER GREGORY L
Chief Financial Officer
18,750$079,328
(Direct)
View
2025-11-11
Tax Withholding
2025-11-12
4:07 pm
N/A
N/A
Altimmune Inc.ALTWEAVER GREGORY L
Chief Financial Officer
5,672$4.2879,328
(Direct)
View
2025-10-01
Option Award
2025-10-03
4:24 pm
N/A
2035-10-01
Altimmune Inc.ALTWEAVER GREGORY L
Chief Financial Officer
224,700$0224,700
(Direct)
View
2025-10-01
Option Award
2025-10-03
4:23 pm
N/A
2035-10-01
Altimmune Inc.ALTArbet-Engels Christophe
Chief Medical Officer
600,000$0600,000
(Direct)
View
2025-09-25
Option Award
2025-09-29
4:21 pm
N/A
2035-09-25
Altimmune Inc.ALTSohn Catherine A.
Director
48,800$048,800
(Direct)
View
2025-09-25
Option Award
2025-09-29
4:20 pm
N/A
2035-09-25
Altimmune Inc.ALTDurso Jerome Benedict
Director
48,800$048,800
(Direct)
View
2025-09-25
Option Award
2025-09-29
4:19 pm
N/A
2035-09-25
Altimmune Inc.ALTLawver Teri L
Director
48,800$048,800
(Direct)
View
2025-09-25
Option Award
2025-09-29
4:18 pm
N/A
2035-09-25
Altimmune Inc.ALTJorkasky Diane
Director
48,800$048,800
(Direct)
View
2025-09-25
Option Award
2025-09-29
4:17 pm
N/A
2035-09-25
Altimmune Inc.ALTGILL JOHN
Director
48,800$048,800
(Direct)
View
2022-01-06
Gift
2025-09-29
4:17 pm
N/A
N/A
Altimmune Inc.ALTGILL JOHN
Director
2,714$048,800
(Direct)
View
2025-09-25
Option Award
2025-09-29
4:15 pm
N/A
2035-09-25
Altimmune Inc.ALTSchafer Klaus
Director
48,800$048,800
(Direct)
View
2025-09-25
Option Award
2025-09-29
4:14 pm
N/A
2035-09-25
Altimmune Inc.ALTSAYARE MITCHEL
Director
48,800$048,800
(Direct)
View
2025-09-25
Option Award
2025-09-29
4:13 pm
N/A
2035-09-25
Altimmune Inc.ALTHodges Philip
Director
48,800$048,800
(Direct)
View
2025-09-25
Option Award
2025-09-29
4:12 pm
N/A
2035-09-25
Altimmune Inc.ALTPisano Wayne
Director
48,800$048,800
(Direct)
View
2025-09-16
Option Award
2025-09-17
4:38 pm
N/A
2035-09-16
Altimmune Inc.ALTRichardson Linda M
Chief Commercial Officer
374,000$0374,000
(Direct)
View
2025-07-31
Option Award
2025-08-04
4:06 pm
N/A
N/A
Altimmune Inc.ALTJordt Raymond M
Chief Business Officer
1,368$3.1436,270
(Direct)
View
2025-07-31
Option Award
2025-08-04
4:05 pm
N/A
N/A
Altimmune Inc.ALTHarris Matthew Scott
Chief Medical Officer
2,018$3.1483,874
(Direct)
View
2025-07-31
Option Award
2025-08-04
4:05 pm
N/A
N/A
Altimmune Inc.ALTRoberts M Scot
Chief Scientific Officer
846$3.1474,066
(Direct)
View
2025-03-07
Gift
2025-03-11
4:05 pm
N/A
N/A
Altimmune Inc.ALTHarris Matthew Scott
Chief Medical Officer
67,787$081,856
(Direct)
View
2025-02-24
Option Award
2025-02-26
6:47 pm
N/A
2035-02-24
Altimmune Inc.ALTLawver Teri L
Director
69,800$069,800
(Direct)
View
2025-02-24
Option Award
2025-02-25
5:46 pm
N/A
2035-02-24
Altimmune Inc.ALTDurso Jerome Benedict
Director
69,800$069,800
(Direct)
View
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