STEIN JEFFREY purchased 1168.0% of their position (50K shares) of IDEAYA BIOSCIENCES, INC. on the open market
Open‑market purchase worth $1.65M — a major conviction buy. The strongest form of insider conviction signal.
P · 1 purchase
Filed: 3/2/2026ACC: 0001610717-26-000078
+50K
Net shares
Net buyer
$1.65M
Total acquired
1
Open market trades
1B · 0S
1
Total transactions
50K acquired
Non-Derivative Transactions1
Common Stock
Direct
Shares
+50K
Price / share
$32.96
Trade value
$1.65M
% of position
1168.0%
3/2/2026
4.28K→54.28K
Total
Net shares
+50K
Net value
$1.65M
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 3/2/2026 | P · Purchase | +50K | $32.96 | $1.65M | 1168.0% | 4.28K | 54.28K |
| Total | +50K | $1.65M | ||||||
Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)2
Common Stock
IndirectShares owned3.36K
Common Stock
IndirectShares owned3.36K
Total
6.73K indirect6.73K
| Security Title | Shares Owned | Ownership Type |
|---|---|---|
| Common Stock | 3.36K | Indirect |
| Common Stock | 3.36K | Indirect |
| Total | 6.73K | 6.73K indirect |
Derivative Holdings (Post-Transaction)0
No derivative holdings reported