IDYA
IDEAYA BIOSCIENC (IDYA)
NASDAQ
$39.69+$0.02 (+0.05%)
Price as of Aug 21, 2026 7:30 PM EDT
  • $3.8B
    Market Cap
  • 57.92%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
FMR LLC
14.84%
14.1M
+937,328 (+6.64%)
Jun 30, 2026
BLACKROCK, INC.
9.35%
8.9M
+451,127 (+5.07%)
Jun 30, 2026
N/A
9.02%
8.6M
+8.6M (+100.00%)
Jun 30, 2026
JUPITER TOPCO LLC
9.02%
8.6M
+8.6M (+100.00%)
Jun 30, 2026
BLACKROCK FUNDING, INC. /DE
8.81%
8.4M
+696,115 (+8.31%)
Dec 31, 2024
JANUS HENDERSON GROUP PLC
7.64%
7.3M
+78,797 (+1.08%)
Mar 31, 2026
BLACKROCK INC.
7.16%
6.8M
+842,377 (+12.37%)
Jun 30, 2024

Current Ownership Distribution

  • Institutions1.4B (81.60%)
  • Mutual Funds305.2M (18.18%)
  • Insiders3.7M (0.22%)
  • Other0 (0.00%)

Insider Transactions

  • 0.22% (3.7M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 0
    Number of InsiderSelling (last 12 months)
  • $0.00
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Stein Jeffrey
Award
Jun 16, 2026
$0.00
20,000
$0.00
20,000
Hampton Malcolm Garret
Award
Jun 16, 2026
$0.00
20,000
$0.00
20,000
ROSEN TERRY J
Award
Jun 16, 2026
$0.00
20,000
$0.00
20,000
Morrison Scott W
Award
Jun 16, 2026
$0.00
20,000
$0.00
20,000
Beaupre Darrin
Chief Medical Officer
Award
Jan 30, 2026
$0.00
175,000
$0.00
175,000
Snyder Douglas B.
SVP, General Counsel
Award
Jan 30, 2026
$0.00
130,000
$0.00
130,000
Ruiz Briseno Andres
See Remarks
Award
Jan 30, 2026
$0.00
80,000
$0.00
80,000
WHITE MICHAEL ANTHONY
Chief Scientific Officer
Award
Jan 30, 2026
$0.00
190,000
$0.00
190,000
Snyder Douglas B.
SVP, General Counsel
Award
Nov 28, 2025
$17,599.67
1,041
$16.91
2,080
Ruiz Briseno Andres
See Remarks
Award
Nov 28, 2025
$21,183.84
1,253
$16.91
26,466
Morrison Scott W
Award
Jun 24, 2025
$0.00
20,000
$0.00
20,000
YARNO WENDY L
Award
Jun 24, 2025
$0.00
20,000
$0.00
20,000
Stein Jeffrey
Award
Jun 24, 2025
$0.00
20,000
$0.00
20,000
MACKEY CATHERINE J
Award
Jun 24, 2025
$0.00
20,000
$0.00
20,000
ROSEN TERRY J
Award
Jun 24, 2025
$0.00
20,000
$0.00
20,000
Hampton Malcolm Garret
Award
Jun 24, 2025
$0.00
20,000
$0.00
20,000
Snyder Douglas B.
SVP, General Counsel
Award
May 30, 2025
$17,565.85
1,039
$16.91
1,039
DORMAN STUART
Chief Commercial Officer
Award
Feb 27, 2025
$0.00
15,000
$0.00
15,000
Beaupre Darrin
Chief Medical Officer
Award
Feb 27, 2025
$0.00
185,000
$0.00
185,000
Ruiz Briseno Andres
See Remarks
Award
Feb 27, 2025
$0.00
75,000
$0.00
75,000
Snyder Douglas B.
SVP, General Counsel
Award
Feb 27, 2025
$0.00
33,000
$0.00
33,000
WHITE MICHAEL ANTHONY
Chief Scientific Officer
Award
Feb 27, 2025
$0.00
185,000
$0.00
185,000
Hata Yujiro S
President and CEO
Award
Feb 27, 2025
$0.00
600,000
$0.00
600,000
Hata Yujiro S
President and CEO
Exempt
Feb 18, 2025
$0.00
12,808
$0.00
182,192
Hata Yujiro S
President and CEO
Exempt
Feb 18, 2025
$250,012.16
12,808
$19.52
690,695
Ruiz Briseno Andres
See Remarks
Award
Nov 29, 2024
$15,860.59
682
$23.26
25,213