Insider · CIK 0001035986
Jeffrey W Dunn
Files at SIBN (SI-BONE, Inc.). First filing Nov 6, 2023, latest Oct 5, 2026.
In brief
Jeffrey W Dunn files SEC Form 4 as director at SIBN (SI-BONE, Inc.). Since Nov 6, 2023, Jeffrey W Dunn has reported 0 open-market buys worth $0 and 21 open-market sells worth $3.9M, the latest filed on Oct 5, 2026.
A track record needs three past buys with six months of prices behind them; Jeffrey W Dunn has 0, so none is measured yet.
The newest scored trade: sold $369k of SIBN on Oct 1, 2026, filed Oct 5, 2026, scored 30 (weak), under a 10b5-1 plan. In the last 12 months: 0 buys worth $0 and 10 sells worth $3.5M.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
SIBN: SI-BONE, 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 |
|---|---|---|---|---|---|
| 30Weak | SI-BONE, Inc. | $369k 20,000 shares | -55% | +59% from low-14% from high | |
| 31Weak | SI-BONE, Inc. | $378k 20,000 shares | -55% | +63% from low-12% from high | |
| 30Weak | SI-BONE, Inc. | $369k 20,000 shares | -55% | +59% from low-14% from high | |
| 35Weak | SI-BONE, Inc. | $55k 3,575 shares | -18% | +30% from low-29% from high | |
| 30Weak | SI-BONE, Inc. | $4,432 337 shares | -4% | +12% from low-38% from high | |
| 15Weak | SIBNsell SI-BONE, Inc. | $5,532 337 shares | -3% | +25% from low-24% from high | |
| 32Weak | SI-BONE, Inc. | $426k 20,000 shares | -20% | +60% from low-2% from high | |
| 31Weak | SI-BONE, Inc. | $387k 20,000 shares | -173% | +46% from low-4% from high | |
| 40Moderate | SI-BONE, Inc. | $1.5M 80,000 shares | -239% | +50% from low-8% from high | |
| 30Weak | SI-BONE, Inc. | $4,338 293 shares | -3% | +24% from low-24% from high | |
| 30Weak | SI-BONE, Inc. | $5,091 293 shares | -2% | +47% from low-10% from high | |
| 28Weak | SIBNsell SI-BONE, Inc. | $64k 3,377 shares | -16% | +57% from low-4% from high | |
| 30Weak | SI-BONE, Inc. | $4,628 336 shares | -3% | +13% from low-26% from high | |
| 28Weak | SI-BONE, Inc. | $27k 1,619 shares | -10% | - | |
| 15Weak | SIBNsell SI-BONE, Inc. | $5,562 337 shares | -2% | - | |
| 30Weak | SI-BONE, Inc. | $20k 1,609 shares | -7% | - | |
| 30Weak | SI-BONE, Inc. | $4,621 341 shares | -2% | - | |
| 32Weak | SI-BONE, Inc. | $87k 4,160 shares | -9% | +33% from low-28% from high | |
| 23Weak | SI-BONE, Inc. | $6,799 335 shares | -1% | +30% from low-29% from high | |
| 46Moderate | SI-BONE, Inc. | $141k 7,965 shares | -15% | +55% from low-39% from high | |
| 30Weak | SI-BONE, Inc. | $7,113 406 shares | -1% | +56% from low-39% 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 |
|---|---|---|---|---|---|
| Aug 3, 2026 | SIBN SI BONE INC | 80,000 0.18% of outstanding | $1.4M | Aug 3, 2026 | $55k |
| Jan 8, 2026 | SIBN SI-BONE, INC. | 60,000 0.14% of outstanding | $1.3M | Jan 8, 2026 | $1.9M |
| Dec 8, 2025 | SIBN SI-BONE, INC. | 20,000 0.05% of outstanding | $394k | Dec 8, 2025 | $1.5M |
| Nov 12, 2025 | SIBN SI-BONE, INC. | 80,000 0.18% of outstanding | $1.3M | Nov 11, 2025 | $4,338 |
Transactions
Every row this insider has filed, 45 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Oct 1, 2026 | SIBN SI-BONE, Inc. | MOption exercise Common Stock | +20,000 | $4.68 | $94k | 36,057 | 8 d ago |
| Oct 1, 2026 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock10b5-1 | -20,000 | $18.47 | $369k | 16,057 | 8 d ago |
| Oct 1, 2026 | SIBN SI-BONE, Inc. | MOption exercise Stock Option (Right to Buy)derivative | -20,000 | $0.00 | $0 | 66,260 | 8 d ago |
| Sep 1, 2026 | SIBN SI-BONE, Inc. | MOption exercise Common Stock10b5-1 | +18,633 | $4.68 | $87k | 34,690 | 40 d ago |
| Sep 1, 2026 | SIBN SI-BONE, Inc. | MOption exercise Common Stock10b5-1 | +1,367 | $4.68 | $6,398 | 36,057 | 40 d ago |
| Sep 1, 2026 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock10b5-1 | -18,633 | $18.91 | $352k | 17,424 | 40 d ago |
| Sep 1, 2026 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock10b5-1 | -1,367 | $18.91 | $26k | 16,057 | 40 d ago |
| Sep 1, 2026 | SIBN SI-BONE, Inc. | MOption exercise Stock Option (Right to Buy)derivative10b5-1 | -1,367 | $0.00 | $0 | 104,893 | 40 d ago |
| Sep 1, 2026 | SIBN SI-BONE, Inc. | MOption exercise Stock Option (Right to Buy)derivative10b5-1 | -18,633 | $0.00 | $0 | 86,260 | 40 d ago |
| Aug 3, 2026 | SIBN SI-BONE, Inc. | MOption exercise Common Stock | +20,000 | $4.68 | $94k | 36,057 | Aug 5, 2026 |
| Aug 3, 2026 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock10b5-1 | -20,000 | $18.46 | $369k | 16,057 | Aug 5, 2026 |
| Aug 3, 2026 | SIBN SI-BONE, Inc. | MOption exercise Stock Option (Right to Buy)derivative | -20,000 | $0.00 | $0 | 106,260 | Aug 5, 2026 |
| Jun 4, 2026 | SIBN SI-BONE, Inc. | AGrant or award Common Stock | +10,957 | $0.00 | $0 | 20,114 | Jun 8, 2026 |
| Jun 5, 2026 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock | -3,575 | $15.25 | $55k | 16,057 | Jun 8, 2026 |
| May 4, 2026 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock | -337 | $13.15 | $4,432 | 9,157 | May 5, 2026 |
| Feb 2, 2026 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock | -337 | $16.42 | $5,532 | 9,970 | Feb 4, 2026 |
| Jan 8, 2026 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stockindirect: by Trust10b5-1 | -20,000 | $21.28 | $426k | 80,115 | Jan 12, 2026 |
| Dec 8, 2025 | SIBN SI-BONE, Inc. | MOption exercise Common Stock10b5-1 | +1,241 | $4.32 | $5,361 | 11,548 | Dec 11, 2025 |
| Dec 8, 2025 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock10b5-1 | -1,241 | $19.33 | $24k | 10,307 | Dec 11, 2025 |
| Dec 8, 2025 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stockindirect: by Trust10b5-1 | -18,759 | $19.33 | $363k | 110,115 | Dec 11, 2025 |
| Dec 8, 2025 | SIBN SI-BONE, Inc. | MOption exercise Stock Option (Right to Buy)derivative10b5-1 | -1,241 | $0.00 | $0 | 0 | Dec 11, 2025 |
| Nov 11, 2025 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock10b5-1 | -23,148 | $18.95 | $439k | 10,307 | Nov 13, 2025 |
| Nov 11, 2025 | SIBN SI-BONE, Inc. | MOption exercise Common Stock10b5-1 | +23,148 | $4.32 | $100k | 33,455 | Nov 13, 2025 |
| Nov 11, 2025 | SIBN SI-BONE, Inc. | MOption exercise Common Stock10b5-1 | +56,852 | $4.32 | $246k | 90,307 | Nov 13, 2025 |
| Nov 11, 2025 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock10b5-1 | -56,852 | $18.95 | $1.1M | 10,307 | Nov 13, 2025 |
| Nov 11, 2025 | SIBN SI-BONE, Inc. | MOption exercise Stock Option (Right to Buy)derivative10b5-1 | -23,148 | $0.00 | $0 | 58,093 | Nov 13, 2025 |
| Nov 11, 2025 | SIBN SI-BONE, Inc. | MOption exercise Stock Option (Right to Buy)derivative10b5-1 | -56,852 | $0.00 | $0 | 1,241 | Nov 13, 2025 |
| Nov 3, 2025 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock | -293 | $14.80 | $4,338 | 10,831 | Nov 4, 2025 |
| Aug 4, 2025 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock | -293 | $17.37 | $5,091 | 11,647 | Aug 6, 2025 |
| Jun 5, 2025 | SIBN SI-BONE, Inc. | AGrant or award Common Stock | +8,675 | $0.00 | $0 | 21,211 | Jun 6, 2025 |
| Jun 5, 2025 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock | -3,377 | $19.05 | $64k | 17,354 | Jun 6, 2025 |
| May 1, 2025 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock | -336 | $13.78 | $4,628 | 12,536 | May 2, 2025 |
| Feb 18, 2025 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock | -1,619 | $16.77 | $27k | 15,191 | Feb 21, 2025 |
| Feb 3, 2025 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock | -337 | $16.51 | $5,562 | 17,290 | Feb 5, 2025 |
| Nov 18, 2024 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock | -1,609 | $12.43 | $20k | 20,431 | Nov 20, 2024 |
| Nov 4, 2024 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock | -341 | $13.55 | $4,621 | 22,040 | Nov 6, 2024 |
| Feb 16, 2024 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock | -1,372 | $20.96 | $29k | 43,011 | Feb 21, 2024 |
| Feb 16, 2024 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock | -1,700 | $20.96 | $36k | 41,311 | Feb 21, 2024 |
| Feb 16, 2024 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock | -1,088 | $20.96 | $23k | 40,223 | Feb 21, 2024 |
| Feb 2, 2024 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock | -335 | $20.30 | $6,799 | 44,383 | Feb 5, 2024 |
| Nov 16, 2023 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock | -1,956 | $17.71 | $35k | 50,727 | Nov 20, 2023 |
| Nov 16, 2023 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock | -4,495 | $17.68 | $79k | 46,232 | Nov 20, 2023 |
| Nov 16, 2023 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock | -1,514 | $17.68 | $27k | 44,718 | Nov 20, 2023 |
| Oct 21, 2021 | SIBN SI-BONE, Inc. | GGift Common Stockindirect: By Trust | -65,251 | $0.00 | $0 | 83,885 | Nov 6, 2023 |
| Nov 2, 2023 | SIBN SI-BONE, Inc. | SOpen-market sale Common Stock | -406 | $17.52 | $7,113 | 52,683 | Nov 6, 2023 |
Questions about Jeffrey W Dunn
Answered from the filings on this page, as of the latest one.
Is Jeffrey W Dunn buying or selling?
In the last 12 months Jeffrey W Dunn reported 0 open-market buys worth $0 and 10 open-market sells worth $3.5M on SEC Form 4; the latest was sold $369k of SIBN on Oct 1, 2026. Grants, option exercises and tax withholding are not counted.
How did Jeffrey W Dunn's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Jeffrey W Dunn has 0.
Where does Jeffrey W Dunn file Form 4?
Jeffrey W Dunn has filed Form 4 at SIBN (SI-BONE, Inc.). 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.