See how company executives and directors have been buying or selling shares over the past 30 days. Insider trading activity can help investors better understand company leadership's actions.
No Insider Transactions found for Upstream Bio, Inc.
Browse insider buying and selling activity reported to the SEC over the past year, including who traded, when they traded, and the value of each transaction.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Sep 16, 2026 GRAY MICHAEL |
GRAY MICHAEL
CFO and COO
|
Sell |
853 | $5.49 | 853 $5.49 $4,683 |
Sep 16, 2026 Sutherland Everett Rand |
Sutherland Everett Rand
CEO
|
Sell |
2,095 | $5.49 | 2,095 $5.49 $11,502 |
Sep 16, 2026 Houghton Adam |
Houghton Adam
CBO
|
Sell |
700 | $5.49 | 700 $5.49 $3,843 |
Sep 16, 2026 Deykin Aaron |
Deykin Aaron
CMO
|
Sell |
895 | $5.49 | 895 $5.49 $4,914 |
Sep 16, 2026 Ambrose Allison |
Ambrose Allison
General Counsel
|
Sell |
485 | $5.49 | 485 $5.49 $2,663 |
Jun 16, 2026 GRAY MICHAEL |
GRAY MICHAEL
CFO and COO
|
Sell |
853 | $6.10 | 853 $6.10 $5,203 |
Jun 16, 2026 Sutherland Everett Rand |
Sutherland Everett Rand
CEO
|
Sell |
2,095 | $6.10 | 2,095 $6.10 $12,780 |
Jun 16, 2026 Houghton Adam |
Houghton Adam
CBO
|
Sell |
700 | $6.10 | 700 $6.10 $4,270 |
Mar 16, 2026 GRAY MICHAEL |
GRAY MICHAEL
CFO and COO
|
Sell |
852 | $9.29 | 852 $9.29 $7,915 |
Mar 16, 2026 Deykin Aaron |
Deykin Aaron
CMO
|
Sell |
894 | $9.29 | 894 $9.29 $8,305 |
View older insider trading records reported to the SEC to research long-term buying and selling trends.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Oct 15, 2024 ORBIMED ADVISORS LLC |
ORBIMED ADVISORS LLC
|
Buy |
165,000 | $17.00 | 165,000 $17.00 $2,805,000 |
Oct 15, 2024 ORBIMED ADVISORS LLC |
ORBIMED ADVISORS LLC
|
Buy |
660,000 | $17.00 | 660,000 $17.00 $11,220,000 |
Oct 15, 2024 Chimovits Erez |
Chimovits Erez
|
Buy |
165,000 | $17.00 | 165,000 $17.00 $2,805,000 |
Oct 15, 2024 Chimovits Erez |
Chimovits Erez
|
Buy |
660,000 | $17.00 | 660,000 $17.00 $11,220,000 |
Oct 15, 2024 AI Upstream LLC |
AI Upstream LLC
|
Buy |
1,175,000 | $17.00 | 1,175,000 $17.00 $19,975,000 |
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