Hall Brett Matthew
- SEC CIK
- 0001870437
In the past year, 2 open-market purchase filings worth $35.5K and no sales.
Current role at each company
- IMRX Immuneering CorpCHIEF SCIENTIFIC OFFICERas of Jun 16, 2026
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
- $35.5K
- 2 filings
- Sold
- –
- 0 filings
- Net
- +$35.5K
- Bought minus sold
- Companies
- 1
- With open-market trades
Trades
Every Form 4 that lists Hall Brett Matthew 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.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jun 16, 2026 (view filing) | Jun 15 | 1 day | Hall Brett MatthewCHIEF SCIENTIFIC OFFICER | PPurchaseClass A Common Stock | +6.04K | $4.15 | +$25.0K | +1.6%382.5K after | |
| Jan 16, 2026 (view filing) | Jan 15 | 1 day | Hall Brett MatthewCHIEF SCIENTIFIC OFFICER | PPurchaseClass A Common Stock | +2.30K | $4.57 | +$10.5K | +0.6%376.5K after | |
| Jun 24, 2025 (view filing) | Jun 20-23 | 4 days | Hall Brett MatthewCHIEF SCIENTIFIC OFFICER | PPurchaseClass A Common Stock | +13.4K | $2.58 | +$34.6K | +3.9%359.3K after | 2 lots |
| Mar 21, 2024 (view filing) | Mar 20 | 1 day | Hall Brett MatthewCHIEF SCIENTIFIC OFFICER | PPurchaseClass A Common Stock | +7.00K | $2.86 | +$20.0K | +2.1%345.9K after | |
| May 27, 2022 (view filing) | May 25 | 2 days | Hall Brett MatthewCHIEF SCIENTIFIC OFFICER | PPurchaseClass A Common Stock | +2.55K | $3.92 | +$10.0K | +0.8%332.7K after | |
| Mar 23, 2022 (view filing) | Mar 23 | Same day | Hall Brett MatthewCHIEF SCIENTIFIC OFFICER | PPurchaseClass A Common Stock | +1.05K | $7.91 | +$8.31K | +0.3%330.1K after | |
| Aug 4, 2021 (view filing) | Aug 3 | 1 day | Hall Brett MatthewChief Scientific Officer | PPurchaseClass A Common Stock | +1.35K | $15.00 | +$20.3K | +26.8%6.39K after |