Insider · CIK 0002051384
Steven Jon Russell
Files at BBNX (Beta Bionics, Inc.). First filing Jun 4, 2025, latest Sep 3, 2026.
In brief
Steven Jon Russell files SEC Form 4 as officer at BBNX (Beta Bionics, Inc.). Since Jun 4, 2025, Steven Jon Russell has reported 0 open-market buys worth $0 and 6 open-market sells worth $214k, the latest filed on Sep 3, 2026.
A track record needs three past buys with six months of prices behind them; Steven Jon Russell has 0, so none is measured yet.
The newest scored trade: sold $81k of BBNX on Sep 2, 2026, filed Sep 3, 2026, scored 39 (weak). In the last 12 months: 0 buys worth $0 and 4 sells worth $177k.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
BBNX: Beta Bionics, Inc.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 39Weak | Beta Bionics, Inc. | $81k 4,221 shares | -2% | +119% from low-39% from high | |
| 37Weak | Beta Bionics, Inc. | $53k 4,222 shares | -2% | +44% from low-60% from high | |
| 35Weak | Beta Bionics, Inc. | $30k 1,025 shares | -1% | +193% from low-10% from high | |
| 30Weak | Beta Bionics, Inc. | $13k 1,026 shares | -1% | +29% from low-61% from high | |
| 30Weak | Beta Bionics, Inc. | $19k 1,015 shares | -1% | +96% from low-20% from high | |
| 30Weak | Beta Bionics, Inc. | $19k 1,039 shares | -1% | +92% from low-22% from high |
Planned sales
Form 144 notices this insider filed before selling restricted or control stock, newest first.
| Filed | Company | Shares | Value | Sale date | Past 3 months |
|---|---|---|---|---|---|
| Sep 3, 2026 | BBNX BETA BIONICS, INC. | 4,221 0.01% of outstanding | $82k | Sep 2, 2026 | $53k |
| Jun 3, 2026 | BBNX BETA BIONICS, INC. | 4,222 0.01% of outstanding | $54k | Jun 2, 2026 | none |
Transactions
Every row this insider has filed, 17 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Sep 2, 2026 | BBNX Beta Bionics, Inc. | SOpen-market sale Common Stock | -4,221 | $19.11 | $81k | 169,628 | 40 d ago |
| Jun 2, 2026 | BBNX Beta Bionics, Inc. | SOpen-market sale Common Stock | -4,222 | $12.61 | $53k | 173,849 | Jun 3, 2026 |
| Dec 2, 2025 | BBNX Beta Bionics, Inc. | SOpen-market sale Common Stock | -1,025 | $29.34 | $30k | 178,071 | Mar 16, 2026 |
| Feb 27, 2026 | BBNX Beta Bionics, Inc. | AGrant or award Employee Stock Option (right to buy)derivative | +91,520 | $0.00 | $0 | 91,520 | Mar 13, 2026 |
| Feb 27, 2026 | BBNX Beta Bionics, Inc. | AGrant or award Common Stock | +109,105 | $0.00 | $0 | 180,122 | Mar 3, 2026 |
| Mar 2, 2026 | BBNX Beta Bionics, Inc. | SOpen-market sale Common Stock | -1,026 | $12.36 | $13k | 179,096 | Mar 3, 2026 |
| Feb 27, 2026 | BBNX Beta Bionics, Inc. | AGrant or award Employee Stock Option (right to buy)derivative | +58,749 | $0.00 | $0 | 58,749 | Mar 3, 2026 |
| Sep 2, 2025 | BBNX Beta Bionics, Inc. | SOpen-market sale Common Stock | -1,015 | $18.86 | $19k | 71,017 | Sep 4, 2025 |
| Jun 2, 2025 | BBNX Beta Bionics, Inc. | SOpen-market sale Common Stock | -285 | $17.03 | $4,853 | 72,786 | Jun 4, 2025 |
| Jun 2, 2025 | BBNX Beta Bionics, Inc. | SOpen-market sale Common Stock | -660 | $18.15 | $12k | 72,126 | Jun 4, 2025 |
| Jun 2, 2025 | BBNX Beta Bionics, Inc. | SOpen-market sale Common Stock | -94 | $18.69 | $1,757 | 72,032 | Jun 4, 2025 |
| Feb 27, 2025 | BBNX Beta Bionics, Inc. | AGrant or award Common Stock | +35,000 | $0.00 | $0 | 73,071 | Mar 3, 2025 |
| Feb 27, 2025 | BBNX Beta Bionics, Inc. | AGrant or award Employee Stock Option (right to buy)derivative | +52,000 | $0.00 | $0 | 52,000 | Mar 3, 2025 |
| Jan 31, 2025 | BBNX Beta Bionics, Inc. | AGrant or award Employee Stock Option (right to buy)derivative | +81,217 | $0.00 | $0 | 81,217 | Feb 3, 2025 |
| Jan 31, 2025 | BBNX Beta Bionics, Inc. | AGrant or award Employee Stock Option (right to buy)derivative | +53,584 | $0.00 | $0 | 53,584 | Feb 3, 2025 |
| Jan 31, 2025 | BBNX Beta Bionics, Inc. | AGrant or award Employee Stock Option (right to buy)derivative | +90,637 | $0.00 | $0 | 90,637 | Feb 3, 2025 |
| Jan 29, 2025 | BBNX Beta Bionics, Inc. | AGrant or award Employee Stock Option (right to buy)derivative | +90,637 | $0.00 | $0 | 90,637 | Jan 31, 2025 |
Questions about Steven Jon Russell
Answered from the filings on this page, as of the latest one.
Is Steven Jon Russell buying or selling?
In the last 12 months Steven Jon Russell reported 0 open-market buys worth $0 and 4 open-market sells worth $177k on SEC Form 4; the latest was sold $81k of BBNX on Sep 2, 2026. Grants, option exercises and tax withholding are not counted.
How did Steven Jon Russell's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Steven Jon Russell has 0.
Where does Steven Jon Russell file Form 4?
Steven Jon Russell has filed Form 4 at BBNX (Beta Bionics, Inc.) as Chief Medical Officer. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.