Stephen Feider
CIK: 0002048588
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
Beta Bionics, Inc.
Discretionary Trading P&L
Holdings
Transaction History (35 total)
- Sep 2, 2026BBNX
Beta Bionics, Inc.
Sale(S)Direct6.7K shares at avg. $19.11$128K - Jun 29, 2026BBNX
Beta Bionics, Inc.
Exercise(M)Direct4.9K shares at avg. $5.10$25K - Jun 29, 2026BBNX
Beta Bionics, Inc.
Sale(S)Direct4.9K shares at avg. $17.03$83K - Jun 26, 2026BBNX
Beta Bionics, Inc.
Exercise(M)Direct5.1K shares at avg. $5.10$26K - Jun 26, 2026BBNX
Beta Bionics, Inc.
Sale(S)Direct5.1K shares at avg. $17.05$87K - Jun 2, 2026BBNX
Beta Bionics, Inc.
Sale(S)Direct6.7K shares at avg. $12.61$84K - Mar 2, 2026BBNX
Beta Bionics, Inc.
Sale(S)Direct1.4K shares at avg. $12.36$18K - Feb 27, 2026BBNX
Beta Bionics, Inc.
Award(A)DirectEmployee Stock Option (right to buy)
110.3K shares- - Feb 27, 2026BBNX
Beta Bionics, Inc.
Award(A)Direct131.5K shares- - Jan 2, 2026BBNX
Beta Bionics, Inc.
Exercise(M)Direct20K shares at avg. $5.10$102K - Jan 2, 2026BBNX
Beta Bionics, Inc.
Sale(S)Direct20K shares at avg. $29.53$591K - Dec 2, 2025BBNX
Beta Bionics, Inc.
Sale(S)Direct1.4K shares at avg. $29.34$42K - Oct 3, 2025BBNX
Beta Bionics, Inc.
Exercise(M)Direct5K shares at avg. $5.10$25K - Oct 3, 2025BBNX
Beta Bionics, Inc.
Sale(S)Direct1.2K shares at avg. $22.28$26K - Oct 3, 2025BBNX
Beta Bionics, Inc.
Sale(S)Direct3.8K shares at avg. $21.52$82K - Oct 1, 2025BBNX
Beta Bionics, Inc.
Sale(S)Direct14.9K shares at avg. $20.76$310K - Oct 1, 2025BBNX
Beta Bionics, Inc.
Sale(S)Direct100 shares at avg. $21.08$2K - Oct 1, 2025BBNX
Beta Bionics, Inc.
Exercise(M)Direct15K shares at avg. $5.10$77K - Sep 8, 2025BBNX
Beta Bionics, Inc.
Exercise(M)Direct9.9K shares at avg. $5.10$50K - Sep 8, 2025BBNX
Beta Bionics, Inc.
Sale(S)Direct9.9K shares at avg. $21.13$209K - Sep 5, 2025BBNX
Beta Bionics, Inc.
Exercise(M)Direct100 shares at avg. $5.10$510 - Sep 5, 2025BBNX
Beta Bionics, Inc.
Sale(S)Direct100 shares at avg. $21.00$2K - Sep 2, 2025BBNX
Beta Bionics, Inc.
Sale(S)Direct1.5K shares at avg. $18.86$28K - Aug 22, 2025BBNX
Beta Bionics, Inc.
Exercise(M)Direct4.4K shares at avg. $5.10$23K - Aug 22, 2025BBNX
Beta Bionics, Inc.
Sale(S)Direct4.4K shares at avg. $17.01$75K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Sep 2, 2026 | BBNX Beta Bionics, Inc. | Sale(S) | 6,675 | $19.11 | $127,580 | Direct |
| Jun 29, 2026 | BBNX Beta Bionics, Inc. | Exercise(M) | 4,896 | $5.10 | $24,970 | Direct |
| Jun 29, 2026 | BBNX Beta Bionics, Inc. | Sale(S) | 4,896 | $17.03 | $83,381 | Direct |
| Jun 26, 2026 | BBNX Beta Bionics, Inc. | Exercise(M) | 5,104 | $5.10 | $26,030 | Direct |
| Jun 26, 2026 | BBNX Beta Bionics, Inc. | Sale(S) | 5,104 | $17.05 | $87,006 | Direct |
| Jun 2, 2026 | BBNX Beta Bionics, Inc. | Sale(S) | 6,676 | $12.61 | $84,165 | Direct |
| Mar 2, 2026 | BBNX Beta Bionics, Inc. | Sale(S) | 1,428 | $12.36 | $17,652 | Direct |
| Feb 27, 2026 | BBNX Beta Bionics, Inc. | Award(A) Employee Stock Option (right to buy) | 110,342 | - | - | Direct |
| Feb 27, 2026 | BBNX Beta Bionics, Inc. | Award(A) | 131,543 | - | $0 | Direct |
| Jan 2, 2026 | BBNX Beta Bionics, Inc. | Exercise(M) | 20,000 | $5.10 | $102,000 | Direct |
| Jan 2, 2026 | BBNX Beta Bionics, Inc. | Sale(S) | 20,000 | $29.53 | $590,680 | Direct |
| Dec 2, 2025 | BBNX Beta Bionics, Inc. | Sale(S) | 1,427 | $29.34 | $41,862 | Direct |
| Oct 3, 2025 | BBNX Beta Bionics, Inc. | Exercise(M) | 4,982 | $5.10 | $25,408 | Direct |
| Oct 3, 2025 | BBNX Beta Bionics, Inc. | Sale(S) | 1,154 | $22.28 | $25,709 | Direct |
| Oct 3, 2025 | BBNX Beta Bionics, Inc. | Sale(S) | 3,828 | $21.52 | $82,368 | Direct |
| Oct 1, 2025 | BBNX Beta Bionics, Inc. | Sale(S) | 14,918 | $20.76 | $309,698 | Direct |
| Oct 1, 2025 | BBNX Beta Bionics, Inc. | Sale(S) | 100 | $21.08 | $2,108 | Direct |
| Oct 1, 2025 | BBNX Beta Bionics, Inc. | Exercise(M) | 15,018 | $5.10 | $76,592 | Direct |
| Sep 8, 2025 | BBNX Beta Bionics, Inc. | Exercise(M) | 9,900 | $5.10 | $50,490 | Direct |
| Sep 8, 2025 | BBNX Beta Bionics, Inc. | Sale(S) | 9,900 | $21.13 | $209,151 | Direct |
| Sep 5, 2025 | BBNX Beta Bionics, Inc. | Exercise(M) | 100 | $5.10 | $510 | Direct |
| Sep 5, 2025 | BBNX Beta Bionics, Inc. | Sale(S) | 100 | $21.00 | $2,100 | Direct |
| Sep 2, 2025 | BBNX Beta Bionics, Inc. | Sale(S) | 1,462 | $18.86 | $27,578 | Direct |
| Aug 22, 2025 | BBNX Beta Bionics, Inc. | Exercise(M) | 4,413 | $5.10 | $22,506 | Direct |
| Aug 22, 2025 | BBNX Beta Bionics, Inc. | Sale(S) | 4,413 | $17.01 | $75,083 | Direct |
1-25 of 35 transactions
About Feider Stephen
Feider Stephen (SEC CIK 0002048588) files insider reports with the SEC as Chief Financial Officer of Beta Bionics, Inc. (BBNX).
Signal8 holds 20 ownership filings by Feider Stephen (1 Form 3, 19 Form 4), filed between Jan 29, 2025 and Sep 3, 2026. Those filings report 35 transactions, from Jan 29, 2025 to Sep 2, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on Feider Stephen's filings is in IRVINE, CA.
Recent filings by Feider Stephen
- Sep 2, 2026: Open-market sale of BBNX shares (Form 4, code S).
- Jun 29, 2026: Option exercise of BBNX shares (Form 4, code M).
- Jun 29, 2026: Open-market sale of BBNX shares (Form 4, code S).
- Jun 26, 2026: Option exercise of BBNX shares (Form 4, code M).
- Jun 26, 2026: Open-market sale of BBNX shares (Form 4, code S).
Other insiders filing for Beta Bionics, Inc. (BBNX)
- Mensinger Mike, Chief Product Officer
- Hopman Mark, Chief Commercial Officer
- Jones Christy, Director
- Saint Sean, President & CEO
- Russell Steven Jon, Chief Medical Officer
- MICHEL GERARD J, Director