- Corporate Officers - A
- Atlas Venture Associates Opportunity Ii, Llc
Insider Trading History of Atlas Venture Associates Opportunity Ii, Llc
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Atlas Venture Associates Opportunity Ii, Llc since 2022.
This trader's CIK number is 1935810.
At the time of last reporting, Atlas Venture Associates Opportunity Ii, Llc was the Officer of Sionna Therapeutics, Inc.. (stock ticker symbol SION).
Also see all insider trading activities at Sionna Therapeutics, Inc..
Note that in the past
Atlas Venture Associates Opportunity II, LLC also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at Disc Medicine, Inc. (IRON) by Atlas Venture Associates Opportunity Ii, Llc
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2024 | IRON | 0 | $0 | 150,000 | $10,147,500 | 0 | $0 |
Yearly summary of insider trading at Sionna Therapeutics, Inc. (SION) by Atlas Venture Associates Opportunity Ii, Llc
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | SION | 60,000 | $1,080,000 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Korro Bio, Inc. (KRRO) by Atlas Venture Associates Opportunity Ii, Llc
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2024 | KRRO | 17,857 | $999,992 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Dyne Therapeutics, Inc. (DYN) by Atlas Venture Associates Opportunity Ii, Llc
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2024 | DYN | 0 | $0 | 1,355,161 | $32,506,795 | 0 | $0 |
| 2022 | DYN | 934,581 | $10,000,016 | 0 | $0 | 0 | $0 |
Insider trading activities at 4 companies by Atlas Venture Associates Opportunity Ii, Llc:
1. Disc Medicine, Inc. (IRON)
2. Sionna Therapeutics, Inc. (SION)
3. Korro Bio, Inc. (KRRO)
4. Dyne Therapeutics, Inc. (DYN)
Table 1. Insider trading of Disc Medicine, Inc. (IRON) by Atlas Venture Associates Opportunity Ii, Llc
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2024-01-23 | IRON | Sale | 150,000 | 67.65 | 10,147,500 |
Table 2. Insider trading of Sionna Therapeutics, Inc. (SION) by Atlas Venture Associates Opportunity Ii, Llc
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-02-10 | SION | Buy | 60,000 | 18.00 | 1,080,000 |
Table 3. Insider trading of Korro Bio, Inc. (KRRO) by Atlas Venture Associates Opportunity Ii, Llc
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2024-04-22 | KRRO | Buy | 17,857 | 56.00 | 999,992 |
Table 4. Insider trading of Dyne Therapeutics, Inc. (DYN) by Atlas Venture Associates Opportunity Ii, Llc
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2024-03-01 | DYN | Sale | 46,534 | 30.05 | 1,398,346 |
| 2024-02-26 | DYN | Sale | 248,219 | 23.79 | 5,903,888 |
| 2024-02-27 | DYN | Sale | 368,699 | 24.53 | 9,044,186 |
| 2024-02-28 | DYN | Sale | 190,920 | 25.04 | 4,780,636 |
| 2024-02-21 | DYN | Sale | 184,501 | 22.79 | 4,204,777 |
| 2024-02-22 | DYN | Sale | 119,360 | 22.66 | 2,704,697 |
| 2024-02-23 | DYN | Sale | 196,928 | 22.70 | 4,470,265 |
| 2022-12-12 | DYN | Buy | 934,581 | 10.70 | 10,000,016 |
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 Atlas Venture Associates Opportunity Ii, Llc
(Officer of Sionna Therapeutics, Inc. at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.