Skip to main content
Livermore
Livermore
ZHEN

Beta Bionics, Inc.

BBNX
Exchange
Nasdaq
Industry
Surgical & Medical Instruments & Apparatus
SEC CIK
0001674632

In the last 90 days, Beta Bionics, Inc. insiders filed 0 open-market purchases and 12 sales; 133 institutions reported holding it in 13F filings for Q2 2026, worth $752.4M in total; no superinvestor holds it.

Holders of 5% or more of BBNX

Holders whose latest Schedule 13D or 13G filing reports 5% or more of Beta Bionics, Inc., largest stake first. The change is against the holder's previous filing.

Holders of 5% or more of BBNX
HolderLatest formStakeChangeFirst filedLatest filingFiling
Eventide Asset Management, LLC13G/A13.40%5.95M shares+2.08 ppfrom 11.32%Feb 5, 20252 filingsMay 15, 2026SEC
Zone Healthcare Holdings, LLC13G/A9.90%4.31M shares+2.00 ppfrom 7.90%Feb 7, 20252 filingsNov 12, 2025SEC
Soleus Capital Group, LLC13G/A9.80%4.35M shares–May 8, 20261 filingMay 8, 2026SEC
Morgan Stanley13G/A8.60%3.74M shares+1.80 ppfrom 6.80%Aug 7, 20252 filingsNov 7, 2025SEC
Sands Capital Life Sciences Pulse Fund II, L.P.13G/A8.20%3.57M shares+0.90 ppfrom 7.30%Apr 9, 20252 filingsAug 13, 2025SEC
Farallon Capital Partners, L.P.13G/A8.10%3.61M shares−1.80 ppfrom 9.90%Aug 13, 20253 filingsMay 12, 2026SEC
Divisadero Street Capital Management, LP13G6.90%3.07M sharesNewJul 24, 20261 filingJul 24, 2026SEC
BlackRock, Inc.13G6.40%2.78M sharesNewOct 17, 20251 filingOct 17, 2025SEC
Soleus BB SPV, LLC13G/A5.80%2.53M shares−3.00 ppfrom 8.80%May 2, 20252 filingsFeb 12, 2026SEC
Point72 Asset Management, L.P.13G5.20%2.29M sharesNewFeb 23, 20261 filingFeb 23, 2026SEC

Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.

13D and 13G filings

32 Schedule 13D and 13G filings on Beta Bionics, Inc., newest first, including old-format filings without a stake.

Schedule 13D and 13G filings on BBNX
Filed (ET)FilerFormStakeChangeEvent dateFiling
Aug 13, 20265:12 PM ETFarallon Capital Management, L.L.C.and 27 others13G/A1.30%595.0K shares–Below 5%Jun 30, 2026SEC
Jul 24, 20265:59 PM ETDivisadero Street Capital Management, LPand 4 others13G6.90%3.07M sharesNewJul 17, 2026SEC
May 15, 202611:45 AM ETEventide Asset Management, LLCand 2 others13G/A13.40%5.95M shares+2.08 ppfrom 11.32%Mar 31, 2026SEC
May 15, 20268:06 AM ETRTW Investments, LPand 1 other13G/A4.50%2.00M shares−1.20 ppfrom 5.70%Below 5%Mar 31, 2026SEC
May 12, 20268:50 AM ETFarallon Capital Partners, L.P.and 27 others13G/A8.10%3.61M shares−1.80 ppfrom 9.90%Mar 31, 2026SEC
May 8, 20265:00 PM ETSoleus Capital Group, LLCand 8 others13G/A9.80%4.35M shares–Mar 31, 2026SEC
Mar 26, 20264:08 PM ETVanguard Group Inc13G/A0.00%0 shares−5.09 ppfrom 5.09%Below 5%Mar 13, 2026SEC
Feb 23, 20266:09 PM ETPoint72 Asset Management, L.P.and 2 others13G5.20%2.29M sharesNewFeb 18, 2026SEC
Feb 17, 20268:29 AM ETRTW Investments, LPand 1 other13G/A5.70%2.50M shares−1.90 ppfrom 7.60%Dec 31, 2025SEC
Feb 12, 20265:00 PM ETSoleus BB SPV, LLCand 12 others13G/A5.80%2.53M shares−3.00 ppfrom 8.80%Dec 31, 2025SEC
Feb 10, 202611:27 AM ETWellington Hadley Harbor Aggregator IV, L.P.13G/A0.00%0 shares−9.00 ppfrom 9.00%Below 5%Dec 31, 2025SEC
Feb 10, 202611:23 AM ETWellington Management Group LLPand 2 others13G/A0.00%0 shares−9.00 ppfrom 9.00%Below 5%Dec 31, 2025SEC
Feb 9, 20268:51 AM ETFarallon Capital Partners, L.P.and 30 others13G/A9.90%4.38M shares+0.20 ppfrom 9.70%Dec 31, 2025SEC
Nov 12, 202512:19 PM ETZone Healthcare Holdings, LLCand 29 others13G/A9.90%4.31M shares+2.00 ppfrom 7.90%Sep 30, 2025SEC
Nov 7, 202512:01 PM ETMorgan Stanleyand 1 other13G/A8.60%3.74M shares+1.80 ppfrom 6.80%Sep 30, 2025SEC
Oct 30, 20252:25 PM ETVanguard Group Inc13G5.09%2.22M sharesNewSep 30, 2025SEC
Oct 17, 20256:05 PM ETBlackRock, Inc.13G6.40%2.78M sharesNewSep 30, 2025SEC
Oct 16, 20254:03 PM ETMillennium Management LLCand 2 others13G/A1.80%797.0K shares−3.50 ppfrom 5.30%Below 5%Sep 30, 2025SEC
Sep 19, 20254:21 PM ETMillennium Management LLCand 2 others13G5.30%2.29M sharesNewSep 15, 2025SEC
Aug 13, 20254:57 PM ETFarallon Capital Partners, L.P.and 29 others13G/A9.70%4.20M shares–Jun 30, 2025SEC
Aug 13, 202511:20 AM ETSands Capital Life Sciences Pulse Fund II, L.P.and 2 others13G/A8.20%3.57M shares+0.90 ppfrom 7.30%Jun 30, 2025SEC
Aug 7, 20253:20 PM ETMorgan Stanleyand 1 other13G6.80%2.93M sharesNewJun 30, 2025SEC
Aug 7, 202511:36 AM ETPerceptive Advisors LLCand 2 others13G/A3.68%1.59M shares−1.42 ppfrom 5.10%Below 5%Mar 31, 2025SEC
May 15, 20254:30 PM ETPerceptive Advisors LLCand 2 others13G5.10%2.20M sharesNewMar 31, 2025SEC
May 15, 20258:15 AM ETRTW Investments, LPand 1 other13G7.60%3.30M sharesNewMar 31, 2025SEC
May 12, 202510:50 AM ETWellington Hadley Harbor Aggregator IV, L.P.13G/A9.00%3.90M shares+2.20 ppfrom 6.80%Mar 31, 2025SEC
May 12, 202510:44 AM ETWellington Management Group LLPand 3 others13G9.00%3.90M sharesNewMar 31, 2025SEC
May 2, 20255:00 PM ETSoleus BB SPV, LLCand 12 others13G8.80%3.80M sharesNewMar 31, 2025SEC
Apr 9, 20254:10 PM ETSands Capital Life Sciences Pulse Fund II, L.P.and 2 others13G7.30%3.15M sharesNewApr 2, 2025SEC
Feb 7, 20251:44 PM ETZone Healthcare Holdings, LLCand 29 others13G7.90%3.43M sharesNewJan 31, 2025SEC
Feb 5, 20255:59 PM ETEventide Asset Management, LLCand 2 others13G11.32%4.86M sharesNewJan 31, 2025SEC
Feb 5, 20251:44 PM ETWellington Hadley Harbor Aggregator IV, L.P.13G6.80%2.90M sharesNewJan 30, 2025SEC

Form 144: proposed insider sales

Notices from officers, directors and other affiliates planning to sell Beta Bionics, Inc. shares.

No Form 144 notices for Beta Bionics, Inc. are on file.