Skip to main content
BBNX logo

BBNX · Beta Bionics, Inc.

Track BBNX — free
$19.05 -0.43 (-2.21%) At close · Aug 21
Market Cap
$876.40M
Shares
44.99M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 136
Total Value: $753,693,048
Total Shares: 48,097,839

Institutional Ownership Trend

6 quarters

Holder Concentration

Across 136 13F filers · Δ vs Mar 31, 2026
Top Holder
13.0%
Mar 2025 → Jun 2026 · range 10.3% – 13.0%
+1.0 pts
Top 5
45.7%
Mar 2025 → Jun 2026 · range 40.8% – 45.7%
+1.4 pts
Top 10
63.3%
Mar 2025 → Jun 2026 · range 61.7% – 71.6%
−4.3 pts
HHI
557
Mar 2025 → Jun 2026 · range 481 – 596
Broadly held−8

Quarterly Activity

vs Mar 31, 2026
New
30
Increased
58
Decreased
35
Sold Out
26
Unchanged
13
Holder count: +4
Institutional value: +52.4%
Shares held: -2.6%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 136
Export CSV
Holder Value (USD) % of 13F Shares Open
Key facts CIK 1674632 CUSIP 08659B102 13F (30d) 124 filings 122 filers Visit website Investor relations