BOLD
BOUNDLESS BIO (BOLD)
NASDAQ
$2.45+$0.01 (+0.41%)
Price as of Jul 14, 2026 8:40 AM EDT
  • $54.8M
    Market Cap
  • 112.17%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
FMR LLC
11.99%
2.7M
+11,433 (+0.42%)
Mar 31, 2026
BB BIOTECH AG
6.09%
1.4M
+600,200 (+43.82%)
Mar 31, 2019
CITADEL ADVISORS LLC
5.97%
1.3M
-11,773 (-0.88%)
Mar 31, 2026
NEXTECH INVEST LTD.
5.46%
1.2M
0 (0.00%)
Dec 31, 2024
BOXER CAPITAL, LLC
3.17%
711,329
0 (0.00%)
Sep 30, 2024
SECTORAL ASSET MANAGEMENT INC
3.02%
678,574
0 (0.00%)
Mar 31, 2026
VANGUARD GROUP INC
2.95%
662,757
+93,100 (+14.05%)
Dec 31, 2025

Current Ownership Distribution

  • Mutual Funds91.8M (56.94%)
  • Institutions65.3M (40.49%)
  • Insiders4.1M (2.57%)
  • Other0 (0.00%)

Insider Transactions

  • 2.57% (4.1M)
    Current InsiderOwnership (%, shares)
  • 1
    Number of InsiderBuying (last 12 months)
  • $82.0M
    Amount of InsiderBuying (last 12 months)
  • 1
    Number of InsiderSelling (last 12 months)
  • $39,840.00
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
TANG KEVIN C
Buy
Jul 08, 2026
$35,271.48
14,338
$2.46
2.7M
TANG KEVIN C
Buy
Jul 07, 2026
$39,208.80
15,810
$2.48
2.7M
TANG KEVIN C
Buy
Jul 06, 2026
$67,384.38
27,062
$2.49
2.7M
TANG KEVIN C
Buy
Jul 02, 2026
$24,454.29
9,821
$2.49
2.6M
CRANDELL KEITH
Exempt
Jul 01, 2026
$0.00
16,000
$0.00
0
TANG KEVIN C
Buy
Jul 01, 2026
$178,313.88
71,612
$2.49
2.6M
CRANDELL KEITH
Exempt
Jul 01, 2026
$16,480.00
16,000
$1.03
16,000
CRANDELL KEITH
Sell
Jul 01, 2026
$39,840.00
16,000
$2.49
0
TANG KEVIN C
Buy
Jun 30, 2026
$65,862.20
25,930
$2.54
2.6M
TANG KEVIN C
Buy
Jun 30, 2026
$250.00
100
$2.50
2.6M
TANG KEVIN C
Buy
Jun 29, 2026
$158,042.95
63,985
$2.47
2.5M
TANG KEVIN C
Buy
Jun 29, 2026
$1,926.96
777
$2.48
2.5M
TANG KEVIN C
Buy
Jun 26, 2026
$191,369.85
75,047
$2.55
2.5M
TANG KEVIN C
Buy
Jun 26, 2026
$340.36
134
$2.54
2.5M
TANG KEVIN C
Buy
Jun 25, 2026
$361,782.40
145,880
$2.48
2.4M
TANG KEVIN C
Buy
Jun 25, 2026
$1,305.60
510
$2.56
2.4M
Whiting Nancy
Award
Jun 15, 2026
$0.00
32,000
$0.00
32,000
Oien Jessica
See Remarks
Award
Jan 23, 2026
$0.00
220,000
$0.00
220,000
Hassig Christian
Chief Scientific Officer
Award
Jan 23, 2026
$0.00
230,000
$0.00
230,000
HINKLE DAVID A
See Remarks
Award
Jan 23, 2026
$0.00
140,000
$0.00
140,000
Doebele Robert
Chief Medical Officer
Award
Jan 23, 2026
$0.00
230,000
$0.00
230,000
Christensen James
Award
Jun 23, 2025
$0.00
16,000
$0.00
16,000
Whiting Nancy
Award
Jun 23, 2025
$0.00
16,000
$0.00
16,000
Burow Kristina
Award
Jun 23, 2025
$0.00
16,000
$0.00
16,000
Lim Jonathan E
Award
Jun 23, 2025
$0.00
24,000
$0.00
24,000
Brennan Christine
Award
Jun 23, 2025
$0.00
16,000
$0.00
16,000
Lew Jennifer
Award
Jun 23, 2025
$0.00
16,000
$0.00
16,000
Doebele Robert
Chief Medical Officer
Award
Feb 03, 2025
$0.00
180,000
$0.00
180,000
Hornby Zachary
President & CEO
Award
Jan 22, 2025
$0.00
295,000
$0.00
295,000
HINKLE DAVID A
See Remarks
Award
Jan 22, 2025
$0.00
65,000
$0.00
65,000