- Corporate Officers - W
- Weaver Gregory L
Insider Trading History of Weaver Gregory L
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Weaver Gregory L since 2006.
This trader's CIK number is 1251779.
At the time of last reporting, Weaver Gregory L was the Chief Financial Officer of Altimmune, Inc.. (stock ticker symbol ALT).
Also see all insider trading activities at Altimmune, Inc..
Note that in the past
WEAVER GREGORY L also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at Fibrocell Science, Inc. (FCSC) by Weaver Gregory L
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2013 | FCSC | 10,000 | $35,080 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Imunon, Inc. (CLSN) by Weaver Gregory L
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2013 | CLSN | 0 | $0 | 37,272 | $39,508 | 0 | $0 |
| 2012 | CLSN | 0 | $0 | 0 | $0 | 8,636 | $23,921 |
| 2011 | CLSN | 13,636 | $34,671 | 0 | $0 | 0 | $0 |
| 2010 | CLSN | 5,000 | $15,500 | 0 | $0 | 0 | $0 |
| 2007 | CLSN | 10,000 | $35,000 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Eloxx Pharmaceuticals, Inc. (ELOX) by Weaver Gregory L
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2020 | ELOX | 0 | $0 | 0 | $0 | 8,750 | $0 |
| 2018 | ELOX | 4,500 | $38,520 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Sirna Therapeutics Inc (RNAI) by Weaver Gregory L
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2006 | RNAI | 15,000 | $75,900 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Altimmune, Inc. (ALT) by Weaver Gregory L
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | ALT | 10,000 | $52,000 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Neorx Corp (PARD) by Weaver Gregory L
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2009 | PARD | 5,000 | $26,331 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Atai Life Sciences N.v. (ATAI) by Weaver Gregory L
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2021 | ATAI | 4,666 | $69,990 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Atossa Therapeutics, Inc. (ATOS) by Weaver Gregory L
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2023 | ATOS | 0 | $0 | 50,000 | $32,500 | 0 | $0 |
| 2021 | ATOS | 0 | $0 | 107,497 | $599,833 | 164,581 | $503,617 |
| 2013 | ATOS | 10,000 | $25,790 | 0 | $0 | 0 | $0 |
Insider trading activities at 8 companies by Weaver Gregory L:
1. Fibrocell Science, Inc. (FCSC)
2. Imunon, Inc. (CLSN)
3. Eloxx Pharmaceuticals, Inc. (ELOX)
4. Sirna Therapeutics Inc (RNAI)
5. Altimmune, Inc. (ALT)
6. Neorx Corp (PARD)
7. Atai Life Sciences N.v. (ATAI)
8. Atossa Therapeutics, Inc. (ATOS)
Table 1. Insider trading of Fibrocell Science, Inc. (FCSC) by Weaver Gregory L
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2013-11-20 | FCSC | Buy | 10,000 | 3.51 | 35,080 |
Table 2. Insider trading of Imunon, Inc. (CLSN) by Weaver Gregory L
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2013-03-19 | CLSN | Sale | 37,272 | 1.06 | 39,508 |
| 2012-12-18 | CLSN | Option Ex | 8,636 | 2.77 | 23,921 |
| 2011-12-06 | CLSN | Buy | 5,000 | 2.15 | 10,750 |
| 2011-05-26 | CLSN | Buy | 8,636 | 2.77 | 23,921 |
| 2010-09-16 | CLSN | Buy | 5,000 | 3.10 | 15,500 |
| 2007-02-23 | CLN | Buy | 10,000 | 3.50 | 35,000 |
Table 3. Insider trading of Eloxx Pharmaceuticals, Inc. (ELOX) by Weaver Gregory L
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2020-03-15 | ELOX | Option Ex | 3,750 | .00 | 0 |
| 2020-01-30 | ELOX | Option Ex | 5,000 | .00 | 0 |
| 2018-03-23 | ELOX | Buy | 4,500 | 8.56 | 38,520 |
Table 4. Insider trading of Sirna Therapeutics Inc (RNAI) by Weaver Gregory L
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2006-05-25 | RNAI | Buy | 15,000 | 5.06 | 75,900 |
Table 5. Insider trading of Altimmune, Inc. (ALT) by Weaver Gregory L
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-03-13 | ALT | Buy | 10,000 | 5.20 | 52,000 |
Table 6. Insider trading of Neorx Corp (PARD) by Weaver Gregory L
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2009-08-21 | PARD | Buy | 3,000 | 7.39 | 22,185 |
| 2009-04-06 | PARD | Buy | 2,000 | 2.07 | 4,146 |
Table 7. Insider trading of Atai Life Sciences N.v. (ATAI) by Weaver Gregory L
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2021-06-22 | ATAI | Buy | 4,666 | 15.00 | 69,990 |
Table 8. Insider trading of Atossa Therapeutics, Inc. (ATOS) by Weaver Gregory L
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2023-11-15 | ATOS | Sale | 50,000 | .65 | 32,500 |
| 2021-07-02 | ATOS | Option Ex | 164,581 | 3.06 | 503,617 |
| 2021-07-02 | ATOS | Sale | 107,497 | 5.58 | 599,833 |
| 2013-11-21 | ATOS | Buy | 10,000 | 2.58 | 25,790 |
Insider trading activities including stock purchases, stock sales, and option exercises
listed in the above table cannot be completely guaranteed as to their accuracy.
For more information regarding the trades made by Weaver Gregory L
(Chief Financial Officer of Altimmune, Inc. at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.