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Beta Bionics, Inc.

BBNX Net selling

CIK 0001674632 #2672 in the set updated 17 Sep 2026

Bought (1 mo)

$0.00

out of their own pocket, the only kind of buying there is

Sold (1 mo)

$1.52M

$806.01K on a plan · $0.00 straight out of an exercise

Sold at will

$716.07K

5 of 8 sales

Net

−$1.52M

−$716.07K against sales at will

By person

12 insiders · 8 transactions

8.8×

Sean Saint holds 8.8 times base salary in stock. $6.18M of shares against $700.00K in salary for 2025.

Salary from the company's own proxy. The shares are what Sean Saint last reported holding, valued at $15.52, the price Common Stock was last bought or sold at on the open market here, on 14 Sep 2026.

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Hopman Mark

Chief Commercial Officer

—

$794.57K (3) scheduled

−$794.57K

86,382

0.1920%

$1.34M

—

Saint Sean

President & CEO

—

$435.64K (2)

−$435.64K

398,429

0.8856%

$6.18M

—

Feider Stephen

Chief Financial Officer

—

$127.58K (1)

−$127.58K

159,378

0.3543%

$2.47M

+130,538%

Mensinger Mike

Chief Product Officer

—

$83.62K (1)

−$83.62K

180,040

0.4002%

$2.79M

—

Russell Steven Jon

Chief Medical Officer

—

$80.68K (1)

−$80.68K

169,628

0.3770%

$2.63M

+345.6%

Wellington Hadley Harbor Aggregator IV, L.P.

10% owner

—

3,901,599

8.67%

$60.55M

—

MICHEL GERARD J

Director

—

33,509

0.0745%

$520.06K

—

Dearen Danny L.

Director

—

32,209

0.0716%

$499.88K

—

CARNEY SEAN

Director

—

32,209

0.0716%

$499.88K

—

Palasis Maria

Director

—

29,397

0.0653%

$456.24K

—

Lezack Adam

Director

—

27,399

0.0609%

$425.23K

—

Jones Christy

Director

—

25,994

0.0578%

$403.43K

—

Individual transactions

Insider

Date

Role

Action

Price

Amount

Hopman Mark

14 Sep 2026

Chief Commercial Officer

Sold on a plan

775

$15.52

$12.03K

Hopman Mark

9 Sep 2026

Chief Commercial Officer

Sold on a plan

36,870

$18.46

$680.72K

Saint Sean

3 Sep 2026

President & CEO

Sold on a plan

5,641

$20.08

$113.26K

Show all 8 transactions →

What was left out

Form 4 filings counted 8

Amendments (4/A) skipped 0

Filings about a different issuer 0

Unreadable filings 0

Joint filings 0

Sales on a Rule 10b5-1 plan 3

Sales straight out of an exercise 0

Sales at will 5

Transactions with no price 0

Shares from compensation/vesting 0

History held since 31 Jan 2025