MarketPeel
Insider Trading Intelligence
Pricing
…
CFO and COO
GRAY MICHAEL
Mon, Mar 16, 2026
Mar 16
sold $7.92k of UPB
852 shares @ $9.29
Decreased holdings by -2.80%
Largest trade (out of 5)
Trade made by an officer
Unscheduled trade
Price 50% below 200-day moving average
Small Cap stock — insider trades carry more weight
UPBUpstream Bio, Inc.
HealthcareBiotechnology
1D0.00%
1W+11.26%
1M+1.08%
3M—
6M—
1Y—

Recent insider activity at UPB

Jun 16Sutherland Everett RandSold$12.78kJun 16GRAY MICHAELSold$5.20kJun 16Deykin AaronSold$5.46kJun 16Ambrose AllisonSold$2.91kJun 16Houghton AdamSold$4.27kMar 16Houghton AdamSold$6.49kMar 16Ambrose AllisonSold$4.41kMar 16Sutherland Everett RandSold$19.44k
Full UPB profile →GRAY MICHAEL’s trading history →
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