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Beta Bionics, Inc.

BBNX Net selling

CIK 0001674632 #2672 in the set updated 17 Sep 2026

Bought (12 mo)

$0.00

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

Sold (12 mo)

$4.14M

$1.48M on a plan · $1.18M straight out of an exercise

Sold at will

$1.48M

19 of 50 sales

Net

−$4.14M

−$1.48M against sales at will

By person

12 insiders · 50 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

Feider Stephen

Chief Financial Officer

—

$1.45M (11) scheduled

−$1.45M

159,378

0.3543%

$2.47M

+130,538%

Hopman Mark

Chief Commercial Officer

—

$986.71K (10) scheduled

−$986.71K

86,382

0.1920%

$1.34M

—

Saint Sean

President & CEO

—

$786.34K (5)

−$786.34K

398,429

0.8856%

$6.18M

—

Mensinger Mike

Chief Product Officer

—

$480.32K (7) scheduled

−$480.32K

180,040

0.4002%

$2.79M

—

Russell Steven Jon

Chief Medical Officer

—

$176.66K (4)

−$176.66K

169,628

0.3770%

$2.63M

+345.6%

Lezack Adam

Director

—

$100.46K (6) scheduled

−$100.46K

27,399

0.0609%

$425.23K

—

Jones Christy

Director

—

$80.32K (3) scheduled

−$80.32K

25,994

0.0578%

$403.43K

—

Palasis Maria

Director

—

$79.39K (4) scheduled

−$79.39K

29,397

0.0653%

$456.24K

—

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

—

Individual transactions

Insider

Date

Role

Action

Price

Amount

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

Saint Sean

2 Jun 2026

President & CEO

Sell

16,872

$12.61

$212.71K

Feider Stephen

2 Jun 2026

Chief Financial Officer

Sell

6,676

$12.61

$84.16K

Russell Steven Jon

2 Jun 2026

Chief Medical Officer

Sell

4,222

$12.61

$53.23K

Hopman Mark

2 Jun 2026

Chief Commercial Officer

Sell

5,329

$12.61

$67.18K

Mensinger Mike

2 Jun 2026

Chief Product Officer

Sell

4,378

$12.61

$55.19K

Saint Sean

2 Mar 2026

President & CEO

Sell

3,384

$12.36

$41.83K

Feider Stephen

2 Mar 2026

Chief Financial Officer

Sell

1,428

$12.36

$17.65K

Mensinger Mike

2 Mar 2026

Chief Product Officer

Sell

1,064

$12.36

$13.15K

Russell Steven Jon

2 Mar 2026

Chief Medical Officer

Sell

1,026

$12.36

$12.68K

Hopman Mark

2 Mar 2026

Chief Commercial Officer

Sell

834

$12.36

$10.31K

Saint Sean

2 Dec 2025

President & CEO

Sell

3,278

$29.34

$96.16K

Feider Stephen

2 Dec 2025

Chief Financial Officer

Sell

1,427

$29.34

$41.86K

Mensinger Mike

2 Dec 2025

Chief Product Officer

Sell

1,063

$29.34

$31.18K

Russell Steven Jon

2 Dec 2025

Chief Medical Officer

Sell

1,025

$29.34

$30.07K

Show all 50 transactions →

Beta Bionics, Inc.

By person

Individual transactions

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