Boundless Bio Inc

BOLDNASDAQ
$2.60
0.041.56%
Last update: Sep 29, 4:25 PM

Boundless Bio Ownership & Insider Activity

Boundless Bio (BOLD) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 1.7% of shares outstanding. Institutional investors hold 17.3%. Over the past 90 days, insiders made 4 purchases worth $531K and 1 sale worth $54K.

Shares Outstanding

22.748M

Shares Float

13.740M

Insider Shares Owned

384.715K

Insider % Owned

1.7%

Institutional Shares Held

3.932M

Institutional % Held

17.3%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

4

$531K total

Sales (90d)

1

$54K total

Net Activity

Net Buying

Net Value (90d)

$477K

Boundless Bio Insider Transactions (Last 6 Months)

See all insider trades →
DateInsiderTitleTypeSharesPriceValue
Aug 26, 2026KEVIN TANG, TANG CAPITAL MANAGEMENT LLC10% OWNERSELL18.300K$2.97$54K
Jul 17, 2026KEVIN TANG, TANG CAPITAL MANAGEMENT LLC10% OWNERBUY4.863K$2.44$12K