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Beta Bionics, Inc.

BBNX Net selling

CIK 0001674632 #2672 in the set updated 21 Sep 2026

Bought (1 mo)

$0.00

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

Sold (1 mo)

$2.20M

$1.48M on a plan · $0.00 straight out of an exercise

Sold at will

$716.07K

5 of 10 sales

Net

−$2.20M

−$716.07K against sales at will

By person

12 insiders · 10 transactions

12.5×

Sean Saint holds 12.5 times base salary in stock. $8.77M 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 $22.00, the price Common Stock was last bought or sold at on the open market here, on 16 Sep 2026.

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Hopman Mark

Chief Commercial Officer

—

$1.41M (4) scheduled

−$1.41M

56,479

0.1255%

$1.24M

+6,347%

Saint Sean

President & CEO

—

$435.64K (2)

−$435.64K

398,429

0.8856%

$8.77M

—

Mensinger Mike

Chief Product Officer

—

$141.92K (2)

−$141.92K

177,390

0.3943%

$3.90M

—

Feider Stephen

Chief Financial Officer

—

$127.58K (1)

−$127.58K

159,378

0.3543%

$3.51M

+130,538%

Russell Steven Jon

Chief Medical Officer

—

$80.68K (1)

−$80.68K

169,628

0.3770%

$3.73M

+345.6%

Wellington Hadley Harbor Aggregator IV, L.P.

10% owner

—

3,901,599

8.67%

$85.84M

—

MICHEL GERARD J

Director

—

33,509

0.0745%

$737.20K

—

Dearen Danny L.

Director

—

32,209

0.0716%

$708.60K

—

CARNEY SEAN

Director

—

32,209

0.0716%

$708.60K

—

Palasis Maria

Director

—

29,397

0.0653%

$646.73K

—

Lezack Adam

Director

—

27,399

0.0609%

$602.78K

—

Jones Christy

Director

—

25,994

0.0578%

$571.87K

—

Individual transactions

Insider

Date

Role

Action

Price

Amount

Mensinger Mike

16 Sep 2026

Chief Product Officer

Sold on a plan

2,650

$22.00

$58.30K

Hopman Mark

16 Sep 2026

Chief Commercial Officer

Sold on a plan

30,779

$20.13

$619.64K

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

Saint Sean

2 Sep 2026

President & CEO

Sell

16,867

$19.11

$322.38K

Feider Stephen

2 Sep 2026

Chief Financial Officer

Sell

6,675

$19.11

$127.58K

Mensinger Mike

2 Sep 2026

Chief Product Officer

Sell

4,375

$19.11

$83.62K

Russell Steven Jon

2 Sep 2026

Chief Medical Officer

Sell

4,221

$19.11

$80.68K

Hopman Mark

2 Sep 2026

Chief Commercial Officer

Sell

5,327

$19.11

$101.82K

What was left out

Form 4 filings counted 10

Amendments (4/A) skipped 1

Filings about a different issuer 0

Unreadable filings 0

Joint filings 0

Sales on a Rule 10b5-1 plan 5

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