FEIDER STEPHEN (Chief Financial Officer) sold 31.9% of their position (20K shares) of BETA BIONICS, INC. on the open market
Open‑market sale worth $590.7K — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 1 sale
Filed: 1/5/2026ACC: 0002048588-26-000002
Officer· Chief Financial Officer
Since Feb 2026
-20K
Net shares
Net seller
$590.7K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
20K acquired · 40K disposed
Non-Derivative Transactions2
Common Stock
Direct
Shares
+20K
Price / share
$5.10
Trade value
$102K
% of position
46.9%
1/2/2026
42.61K→62.61K
Common Stock
Direct
Shares
−20K
Price / share
$29.53
Trade value
$590.68K
% of position
31.9%
1/2/2026
62.61K→42.61K
Total
Net shares
+0.00
Net value
-$488.68K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 1/2/2026 | M · Option Exercise | +20K | $5.10 | $102K | 46.9% | 42.61K | 62.61K |
| Common Stock Direct | 1/2/2026 | S · Sale | −20K | $29.53 | $590.68K | 31.9% | 62.61K | 42.61K |
| Total | +0.00 | -$488.68K | ||||||
Derivative Transactions1
Employee Stock Option (right to buy)
Direct
Converts to
Common Stock
20K shares
Shares
−20K
Strike price
5.10
Held after
49.70K
Exercisable
—
1/2/2026
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Employee Stock Option (right to buy) Direct | Common Stock20K shares | 1/2/2026 | M · Option Exercise | −20K | 5.10 | — | 49.70K |