Quick Takeaways
- BBNX - Beta Bionics, Inc. has 12 insiders with reported activity on this page.
- Net insider value flow over the last year: -$3,067,826.
- Recent transaction rows are available for direct filing-level review.
- Info
- Insider Trading
- Financials
- Holders
Insider Transactions Reported by 12 Insiders of Beta Bionics, Inc.
- Symbol
- BBNX on Nasdaq
- Location
- Irvine, CA
What Changed
- Buy value: ; sell value: $3,067,825.
- Net share flow: -135,805.
Why This Matters
- This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
- Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.
Official SEC Source
Insider trading overview
Last 12 monthsNet insider flow leans to selling over the last 12 months. Net value: -$3,067,826.
Buys
$0
Shares: 0
Insiders: 0
Sells
$3,067,826
Shares: 135,805
Insiders: 7
Net
-$3,067,826
Shares: -135,805
Insiders: -7
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 0-3 | 0 | 353 | $0 | $4,084 | -$4,084 |
| 3-6 | 0 | 45,334 | $0 | $1,334,142 | -$1,334,142 |
| 6-9 | 0 | 82,160 | $0 | $1,587,225 | -$1,587,225 |
| 9-12 | 0 | 7,958 | $0 | $142,374 | -$142,374 |
Beta Bionics, Inc. executives and other stock owners filed with the SEC include:
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Sean Saint | President & CEO, Director | $5,412,019 | -$221,050 | -3.9% | Filing P/S | 27 Feb 2026 |
| Steven Jon Russell | Chief Medical Officer | $5,223,873 | -$67,804 | -1.3% | Filing P/S | 27 Feb 2026 |
| Mark Hopman | Chief Commercial Officer | $4,176,518 | -$763,127 | -15% | Filing P/S | 04 Mar 2026 |
| Mike Mensinger | Chief Product Officer | $2,333,783 | -$368,845 | -14% | Filing P/S | 27 Feb 2026 |
| Stephen Feider | Chief Financial Officer | $2,135,206 | -$1,488,291 | -41% | Filing P/S | 27 Feb 2026 |
| Gerard J. Michel | Director | $504,094 | Mixed | 13 Jan 2026 | ||
| Christy Jones | Director | $464,483 | Mixed | 13 Jan 2026 | ||
| Danny L. Dearen | Director | $464,483 | Mixed | 13 Jan 2026 | ||
| Sean Carney | Director | $464,483 | Mixed | 13 Jan 2026 | ||
| Ph.D. Maria Palasis | Director | $378,801 | -$79,386 | -17% | Mixed | 13 Jan 2026 |
| Adam Lezack | Director | $378,801 | -$79,323 | -17% | Mixed | 13 Jan 2026 |
| Wellington Hadley Harbor Aggregator IV, L.P. | 10%+ Owner | $78,032 | Filing P/S | 31 Jan 2025 |
Top shareholders of Beta Bionics, Inc. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| EVENTIDE ASSET MANAGEMENT, LLC |
13F
13D/G
|
Company |
11%
from 13D/G
|
4,994,728
|
$152,232,937 | — | 31 Dec 2025 | |
| FARALLON CAPITAL MANAGEMENT LLC |
13F
|
Company |
9.8%
|
4,313,920
|
$131,445,142 | — | 31 Dec 2025 | |
| Sands Capital Alternatives, LLC |
13F
|
Company |
8.1%
|
3,570,113
|
$108,781,343 | — | 31 Dec 2025 | |
| MORGAN STANLEY |
13F
13D/G
|
Company |
8.6%
from 13D/G
|
3,459,453
|
$105,409,532 | — | 31 Dec 2025 | |
| BlackRock, Inc. |
13F
13D/G
|
Company |
6.4%
from 13D/G
|
2,913,920
|
$88,787,143 | — | 31 Dec 2025 | |
| Farallon Capital Partners, L.P. |
13D/G
|
Dapice Joshua J. |
9.9%
|
4,379,920
|
$88,211,589 | +$3,544,640 | 31 Dec 2025 | |
| Zone Healthcare Holdings, LLC |
13D/G
|
Dapice Joshua J. |
9.9%
|
4,313,920
|
$85,717,590 | +$17,618,729 | 30 Sep 2025 | |
| Soleus Capital Management, L.P. |
13F
|
Company |
5.8%
|
2,534,565
|
$77,228,196 | — | 31 Dec 2025 | |
| RTW INVESTMENTS, LP |
13F
13D/G
|
Company |
5.7%
from 13D/G
|
2,500,000
|
$76,175,000 | — | 31 Dec 2025 | |
| VANGUARD GROUP INC |
13F
|
Company |
5%
|
2,218,238
|
$67,589,712 | — | 31 Dec 2025 | |
| Sands Capital Life Sciences Pulse Fund II, L.P. |
13D/G
|
— |
8.2%
|
3,570,113
|
$48,410,732 | +$5,636,946 | 30 Jun 2025 | |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND |
13F
|
Company |
3%
|
1,327,100
|
$40,436,737 | — | 31 Dec 2025 | |
| Omega Fund Management, LLC |
13F
|
Company |
3%
|
1,316,183
|
$40,104,096 | — | 31 Dec 2025 | |
| Point72 Asset Management, L.P. |
13D/G
13F
|
Company |
5.2%
|
2,290,023
|
$34,190,043 | $0 | 18 Feb 2026 | |
| DRIEHAUS CAPITAL MANAGEMENT LLC |
13F
|
Company |
2.2%
|
956,784
|
$29,153,208 | — | 31 Dec 2025 | |
| MILLENNIUM MANAGEMENT LLC |
13F
13D/G
|
Company |
1.8%
from 13D/G
|
945,461
|
$28,808,197 | — | 31 Dec 2025 | |
| DEERFIELD MANAGEMENT COMPANY, L.P. |
13F
|
Company |
2.1%
|
938,308
|
$28,590,245 | — | 31 Dec 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
2.1%
|
921,464
|
$28,083,886 | — | 31 Dec 2025 | |
| STATE STREET CORP |
13F
|
Company |
2%
|
863,133
|
$26,299,663 | — | 31 Dec 2025 | |
| PERCEPTIVE ADVISORS LLC |
13D/G
13F
|
Company |
3.7%
|
1,593,608
|
$21,609,324 | $0 | 31 Mar 2025 | |
| Eversept Partners, LP |
13F
|
Company |
1.5%
|
678,262
|
$20,666,643 | — | 31 Dec 2025 | |
| Walleye Capital LLC |
13F
|
Company |
1.5%
|
646,539
|
$19,700,043 | — | 31 Dec 2025 | |
| Vestal Point Capital, LP |
13F
|
Company |
1.4%
|
600,000
|
$18,282,000 | — | 31 Dec 2025 | |
| 12 West Capital Management LP |
13F
|
Company |
1.3%
|
575,000
|
$17,520,250 | — | 31 Dec 2025 | |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
|
Company |
1.2%
|
532,749
|
$16,233,000 | — | 31 Dec 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.98%
|
432,340
|
$13,173,400 | — | 31 Dec 2025 | |
| LORD, ABBETT & CO. LLC |
13F
|
Company |
0.98%
|
430,403
|
$13,114,000 | — | 31 Dec 2025 | |
| TWO SIGMA INVESTMENTS, LP |
13F
|
Company |
0.93%
|
410,603
|
$12,511,073 | — | 31 Dec 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
0.92%
|
405,408
|
$12,352,781 | — | 31 Dec 2025 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
0.79%
|
348,671
|
$10,624,005 | — | 31 Dec 2025 | |
| NORGES BANK |
13F
|
Company |
0.77%
|
339,300
|
$10,338,471 | — | 31 Dec 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.75%
|
331,623
|
$10,104,553 | — | 31 Dec 2025 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
0.73%
|
320,880
|
$9,777,214 | — | 31 Dec 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.65%
|
284,453
|
$8,667,283 | — | 31 Dec 2025 | |
| PURA VIDA INVESTMENTS, LLC |
13F
|
Company |
0.64%
|
281,250
|
$8,569,688 | — | 31 Dec 2025 | |
| TUDOR INVESTMENT CORP ET AL |
13F
|
Company |
0.59%
|
259,632
|
$7,910,987 | — | 31 Dec 2025 | |
| First Eagle Investment Management, LLC |
13F
|
Company |
0.58%
|
253,702
|
$7,730,300 | — | 31 Dec 2025 | |
| UBS Group AG |
13F
|
Company |
0.57%
|
251,438
|
$7,661,316 | — | 31 Dec 2025 | |
| MARSHALL WACE, LLP |
13F
|
Company |
0.52%
|
227,956
|
$6,945,820 | — | 31 Dec 2025 | |
| ESSEX INVESTMENT MANAGEMENT CO LLC |
13F
|
Company |
0.49%
|
217,796
|
$6,636,244 | — | 31 Dec 2025 | |
| RAYMOND JAMES FINANCIAL INC |
13F
|
Company |
0.45%
|
197,939
|
$6,318,456 | — | 31 Dec 2025 | |
| Russell Investments Group, Ltd. |
13F
|
Company |
0.47%
|
205,837
|
$6,271,866 | — | 31 Dec 2025 | |
| BNP PARIBAS FINANCIAL MARKETS |
13F
|
Company |
0.46%
|
201,892
|
$6,151,649 | — | 31 Dec 2025 | |
| Sean Saint |
3/4/5
|
President & CEO, Director |
—
mixed-class rows
|
725,753
mixed-class rows
|
$5,412,019 | -$221,050 | 27 Feb 2026 | |
| Steven Jon Russell |
3/4/5
|
Chief Medical Officer |
—
mixed-class rows
|
269,591
mixed-class rows
|
$5,223,873 | -$67,804 | 27 Feb 2026 | |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC |
13F
|
Company |
0.34%
|
151,647
|
$4,620,684 | — | 31 Dec 2025 | |
| SG Americas Securities, LLC |
13F
|
Company |
0.34%
|
150,277
|
$4,579,000 | — | 31 Dec 2025 | |
| JANE STREET GROUP, LLC |
13F
|
Company |
0.32%
|
140,592
|
$4,283,839 | — | 31 Dec 2025 | |
| Freestone Grove Partners LP |
13F
|
Company |
0.31%
|
138,138
|
$4,209,065 | — | 31 Dec 2025 | |
| TWO SIGMA ADVISERS, LP |
13F
|
Company |
0.31%
|
137,200
|
$4,180,484 | — | 31 Dec 2025 |
Recent Insider Transactions by Companies or Individuals for Beta Bionics, Inc.
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Mark Hopman | BBNX | Common Stock | Sale | -0.25% | $4,084 | $11.57 | -353 | 139,133 | 04 Mar 2026 | Direct |
| Mike Mensinger | BBNX | Employee Stock Option (right to buy) | Award | 91,520 | 91,520 | 27 Feb 2026 | Direct | |||
| Steven Jon Russell | BBNX | Employee Stock Option (right to buy) | Award | 91,520 | 91,520 | 27 Feb 2026 | Direct | |||
| Sean Saint | BBNX | Employee Stock Option (right to buy) | Award | 287,944 | 287,944 | 27 Feb 2026 | Direct | |||
| Mark Hopman | BBNX | Employee Stock Option (right to buy) | Award | 91,520 | 91,520 | 27 Feb 2026 | Direct | |||
| Stephen Feider | BBNX | Employee Stock Option (right to buy) | Award | 110,342 | 110,342 | 27 Feb 2026 | Direct | |||
| Gerard J. Michel | BBNX | Common Stock | Award | 31.9% | 3,997 | 16,544 | 13 Jan 2026 | Direct | ||
| Sean Carney | BBNX | Common Stock | Award | 35.5% | 3,997 | 15,244 | 13 Jan 2026 | Direct | ||
| Maria Palasis | BBNX | Common Stock | Award | 47.4% | 3,997 | 12,432 | 13 Jan 2026 | Direct | ||
| Christy Jones | BBNX | Common Stock | Award | 35.5% | 3,997 | 15,244 | 13 Jan 2026 | Direct | ||
| Adam Lezack | BBNX | Common Stock | Award | 47.4% | 3,997 | 12,432 | 13 Jan 2026 | Direct | ||
| Danny L. Dearen | BBNX | Common Stock | Award | 35.5% | 3,997 | 15,244 | 13 Jan 2026 | Direct | ||
| Mike Mensinger | BBNX | Common Stock | Sale | -2.65% | $66,221 | $30.10 | -2,200 | 80,752 | 06 Jan 2026 | Direct |
| Mike Mensinger | BBNX | Common Stock | Sale | -8.59% | $230,950 | $29.61 | -7,800 | 82,952 | 02 Jan 2026 | Direct |
| Stephen Feider | BBNX | Common Stock | Sale | -31.9% | $590,680 | $29.53 | -20,000 | 42,614 | 02 Jan 2026 | Direct |
| Stephen Feider | BBNX | Common Stock | Options Exercise | 46.9% | 20,000 | 62,614 | 02 Jan 2026 | Direct | ||
| Stephen Feider | BBNX | Employee Stock Option (right to buy) | Options Exercise | -28.7% | -20,000 | 49,695 | 02 Jan 2026 | Direct | ||
| Mark Hopman | BBNX | Common Stock | Sale | -1.49% | $63,192 | $30.66 | -2,061 | 136,216 | 04 Dec 2025 | Direct |
| Mark Hopman | BBNX | Common Stock | Sale | -0.62% | $25,112 | $29.34 | -856 | 138,277 | 02 Dec 2025 | Direct |
| Steven Jon Russell | BBNX | Common Stock | Sale | -0.57% | $30,069 | $29.34 | -1,025 | 178,071 | 02 Dec 2025 | Direct |
| Mike Mensinger | BBNX | Common Stock | Sale | -1.16% | $31,184 | $29.34 | -1,063 | 90,752 | 02 Dec 2025 | Direct |
| Stephen Feider | BBNX | Common Stock | Sale | -3.24% | $41,862 | $29.34 | -1,427 | 42,614 | 02 Dec 2025 | Direct |
| Sean Saint | BBNX | Common Stock | Sale | -3.24% | $96,163 | $29.34 | -3,278 | 97,924 | 02 Dec 2025 | Direct |
| Adam Lezack | BBNX | Common Stock | Sale | -14.3% | $41,543 | $29.55 | -1,406 | 8,435 | 01 Dec 2025 | Direct |
| Maria Palasis | BBNX | Common Stock | Sale | -14.3% | $41,552 | $29.55 | -1,406 | 8,435 | 01 Dec 2025 | Direct |
| Adam Lezack | BBNX | Common Stock | Sale | -12.5% | $37,780 | $26.87 | -1,406 | 9,841 | 31 Oct 2025 | Direct |
| Maria Palasis | BBNX | Common Stock | Sale | -12.5% | $37,834 | $26.91 | -1,406 | 9,841 | 31 Oct 2025 | Direct |
| Stephen Feider | BBNX | Common Stock | Sale | -10.2% | $108,076 | $21.69 | -4,982 | 44,041 | 03 Oct 2025 | Direct |
| Stephen Feider | BBNX | Common Stock | Options Exercise | 11.3% | 4,982 | 49,023 | 03 Oct 2025 | Direct | ||
| Stephen Feider | BBNX | Employee Stock Option (right to buy) | Options Exercise | -6.67% | -4,982 | 69,695 | 03 Oct 2025 | Direct | ||
| Stephen Feider | BBNX | Common Stock | Sale | -25.4% | $311,806 | $20.76 | -15,018 | 44,041 | 01 Oct 2025 | Direct |
| Stephen Feider | BBNX | Common Stock | Options Exercise | 34.1% | 15,018 | 59,059 | 01 Oct 2025 | Direct | ||
| Stephen Feider | BBNX | Employee Stock Option (right to buy) | Options Exercise | -16.7% | -15,018 | 74,677 | 01 Oct 2025 | Direct | ||
| Stephen Feider | BBNX | Common Stock | Sale | -18.4% | $209,151 | $21.13 | -9,900 | 44,041 | 08 Sep 2025 | Direct |
| Stephen Feider | BBNX | Common Stock | Options Exercise | 22.5% | 9,900 | 53,941 | 08 Sep 2025 | Direct | ||
| Stephen Feider | BBNX | Employee Stock Option (right to buy) | Options Exercise | -9.94% | -9,900 | 89,695 | 08 Sep 2025 | Direct | ||
| Mark Hopman | BBNX | Common Stock | Sale | -26.8% | $234,657 | $20.56 | -11,411 | 31,215 | 05 Sep 2025 | Direct |
| Mark Hopman | BBNX | Common Stock | Options Exercise | 36.6% | 11,411 | 42,626 | 05 Sep 2025 | Direct | ||
| Mark Hopman | BBNX | Employee Stock Option (right to buy) | Options Exercise | -34.4% | -11,411 | 21,725 | 05 Sep 2025 | Direct | ||
| Stephen Feider | BBNX | Common Stock | Sale | -0.23% | $2,100 | $21.00 | -100 | 44,041 | 05 Sep 2025 | Direct |
| Stephen Feider | BBNX | Common Stock | Options Exercise | 0.23% | 100 | 44,141 | 05 Sep 2025 | Direct | ||
| Stephen Feider | BBNX | Employee Stock Option (right to buy) | Options Exercise | -0.1% | -100 | 99,595 | 05 Sep 2025 | Direct | ||
| Mark Hopman | BBNX | Common Stock | Sale | -17.9% | $136,180 | $19.97 | -6,818 | 31,215 | 04 Sep 2025 | Direct |
| Mark Hopman | BBNX | Common Stock | Options Exercise | 14.3% | 4,749 | 38,033 | 04 Sep 2025 | Direct | ||
| Mark Hopman | BBNX | Employee Stock Option (right to buy) | Options Exercise | -12.5% | -4,749 | 33,136 | 04 Sep 2025 | Direct | ||
| Sean Saint | BBNX | Common Stock | Sale | -3.21% | $63,361 | $18.86 | -3,359 | 101,202 | 02 Sep 2025 | Direct |
| Steven Jon Russell | BBNX | Common Stock | Sale | -1.41% | $19,146 | $18.86 | -1,015 | 71,017 | 02 Sep 2025 | Direct |
| Mike Mensinger | BBNX | Common Stock | Sale | -1.17% | $20,542 | $18.86 | -1,089 | 91,815 | 02 Sep 2025 | Direct |
| Mark Hopman | BBNX | Common Stock | Sale | -2.48% | $15,996 | $18.86 | -848 | 33,284 | 02 Sep 2025 | Direct |
| Stephen Feider | BBNX | Common Stock | Sale | -3.21% | $27,578 | $18.86 | -1,462 | 44,041 | 02 Sep 2025 | Direct |
* An asterisk sign (*) next to the price indicates that the price is likely invalid.