- Corporate Officers - A
- Atwood Brian G
Insider Trading History of Atwood Brian G
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Atwood Brian G since 2007.
This trader's CIK number is 1266567.
At the time of last reporting, Atwood Brian G was the Officer of Cero Therapeutics Holdings, Inc.. (stock ticker symbol CERO).
Also see all insider trading activities at Cero Therapeutics Holdings, Inc..
Note that in the past
ATWOOD BRIAN G also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at Helicos Biosciences Corp (HLCS) by Atwood Brian G
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2009 | HLCS | 242,931 | $625,061 | 0 | $0 | 0 | $0 |
| 2008 | HLCS | 8,620,690 | $0 | 0 | $0 | 0 | $0 |
| 2007 | HLCS | 111,111 | $999,999 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Clovis Oncology, Inc. (CLVS) by Atwood Brian G
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2020 | CLVS | 0 | $0 | 0 | $0 | 6,896 | $21,239 |
| 2019 | CLVS | 0 | $0 | 0 | $0 | 25,862 | $7,499 |
| 2011 | CLVS | 665,488 | $0 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Cadence Pharmaceuticals Inc (CADX) by Atwood Brian G
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2014 | CADX | 0 | $0 | 0 | $0 | 695,168 | $5,450,117 |
Yearly summary of insider trading at Opgen Inc (OPGN,OPGNW) by Atwood Brian G
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2015 | OPGN,OPGNW | 413,332 | $2,479,992 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Immune Design Corp. (IMDZ) by Atwood Brian G
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2014 | IMDZ | 233,333 | $2,799,996 | 208,334 | $2,500,008 | 0 | $0 |
Yearly summary of insider trading at Trius Therapeutics Inc (TSRX) by Atwood Brian G
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2010 | TSRX | 914,529 | $4,572,645 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Cero Therapeutics Holdings, Inc. (CERO) by Atwood Brian G
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | CERO | 0 | $0 | 0 | $0 | 294,460 | $0 |
| 2024 | CERO | 0 | $0 | 0 | $0 | 19,358,578 | $0 |
Yearly summary of insider trading at Five Prime Therapeutics, Inc. (FPRX) by Atwood Brian G
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2013 | FPRX | 76,923 | $999,999 | 0 | $0 | 0 | $0 |
Insider trading activities at 8 companies by Atwood Brian G:
1. Helicos Biosciences Corp (HLCS)
2. Clovis Oncology, Inc. (CLVS)
3. Cadence Pharmaceuticals Inc (CADX)
4. Opgen Inc (OPGN,OPGNW)
5. Immune Design Corp. (IMDZ)
6. Trius Therapeutics Inc (TSRX)
7. Cero Therapeutics Holdings, Inc. (CERO)
8. Five Prime Therapeutics, Inc. (FPRX)
Table 1. Insider trading of Helicos Biosciences Corp (HLCS) by Atwood Brian G
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2009-09-18 | HLCS | Buy | 242,931 | 2.57 | 625,061 |
| 2008-12-23 | HLCS | Buy | 8,620,690 | .00 | 0 |
| 2007-05-30 | HLCS | Buy | 111,111 | 9.00 | 999,999 |
Table 2. Insider trading of Clovis Oncology, Inc. (CLVS) by Atwood Brian G
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2020-11-09 | CLVS | Option Ex | 6,896 | 3.08 | 21,239 |
| 2019-08-20 | CLVS | Option Ex | 25,862 | .29 | 7,499 |
| 2011-11-16 | CLVS | Buy | 665,488 | .00 | 0 |
Table 3. Insider trading of Cadence Pharmaceuticals Inc (CADX) by Atwood Brian G
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2014-02-12 | CADX | Option Ex | 695,168 | 7.84 | 5,450,117 |
Table 4. Insider trading of Opgen Inc (OPGN,OPGNW) by Atwood Brian G
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2015-05-08 | OPGN,OPGNW | Buy | 413,332 | 6.00 | 2,479,992 |
Table 5. Insider trading of Immune Design Corp. (IMDZ) by Atwood Brian G
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2014-07-29 | IMDZ | Buy | 233,333 | 12.00 | 2,799,996 |
| 2014-07-29 | IMDZ | Sale | 208,334 | 12.00 | 2,500,008 |
Table 6. Insider trading of Trius Therapeutics Inc (TSRX) by Atwood Brian G
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2010-08-06 | TSRX | Buy | 914,529 | 5.00 | 4,572,645 |
Table 7. Insider trading of Cero Therapeutics Holdings, Inc. (CERO) by Atwood Brian G
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-03-31 | CERO | Option Ex | 294,460 | .00 | 0 |
| 2024-09-25 | CERO | Option Ex | 19,358,578 | .00 | 0 |
Table 8. Insider trading of Five Prime Therapeutics, Inc. (FPRX) by Atwood Brian G
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2013-09-23 | FPRX | Buy | 76,923 | 13.00 | 999,999 |
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 Atwood Brian G
(Officer of Cero Therapeutics Holdings, Inc. at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.