MarketPeel
Insider Trading Intelligence
JD

Jeffrey W. Dunn

SIBN
CHAIRMAN, PRESIDENT & CEO · SI-BONE, INC. · CIK 0001035986
FILING MIX · LIFETIME16%/84%
BUYS
23
SELLS
125
TOTAL VALUE
$28.29M
COMPANIES
1
ACTIVE SINCE
Jan 2020
HOLDINGS NOW
16,057
AVG SELL PX
$23.35
TRADE KIND
SHOWING 148 / 148
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
108 backtested trades · 8 horizons · 30 pendingHow are these numbers computed? →
Forward-return performance of every backtestable P/S trade by Jeffrey W. Dunn, measured at 8 horizons from 7 days to 2 years. Deduped per economic event so co-filings count once. Excess return = trade return minus SPY return over the same window.
HORIZONTRADESWIN RATEINSIDER RETURNSPY RETURNMEAN EXCESSMEDIAN EXCESST-STAT
7d108+47.22%-0.14%+0.18%-0.32%+0.17%-0.44
14d108+42.59%+1.94%+0.49%+1.45%+0.61%1.42
30d108+42.59%+0.93%+0.73%+0.15%-0.73%0.12
60d108+50.93%-0.70%+1.01%-1.71%-4.62%-0.99
90d108(1 pending)+54.21%-1.24%+3.66%-4.90%-8.57%-2.34
180d108(3 pending)+60.19%-1.14%+9.12%-10.28%-15.52%-3.34
1y108(9 pending)+64.65%-4.82%+16.58%-21.40%-35.97%-5.60
2y108(17 pending)+89.01%-18.12%+28.06%-46.18%-50.47%-22.03
How to read this: Insider Returnis the average raw return of the filer's trades over the horizon. SPY Return is what SPY did over those same windows — reference only, not a comparison. The headline alpha number is Mean Excess = Insider − SPY; green means the filer beat SPY, red means they trailed it. Win rate is the share of individual trades where the filer beat SPY. T-statvalues above 2 mean the alpha is unlikely to be chance given the sample size. "Pending" counts trades where the horizon hasn't elapsed yet; their stats are not included in the row average.
Holdings over time
SIBN · 16,057 shares · as of Jun 5, 2026
0101,885203,770305,655407,540202120222023202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2020
2020
2020
2020
2021
2021
2021
2021
2022
2022
2022
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
2026
FLOW · 23 buys / 125 sellsCOVERAGE · 26 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
SIBN
SI-BONE, INC.
SALE
3,575$15.25$54.5K16,057Jun 5, 2026Jun 8, 2026View →
SIBN
SI-BONE, INC.
PURCHASEGRANT
Stock grant
10,95720,114Jun 4, 2026Jun 8, 2026View →
SIBN
SI-BONE, INC.
SALE
337$13.15$4.4K9,157May 4, 2026May 5, 2026View →
SIBN
SI-BONE, INC.
SALE
337$16.42$5.5K9,970Feb 2, 2026Feb 4, 2026View →
SIBN
SI-BONE, INC.
SALE10b5-1
10b5-1 plan
20,000$21.28$425.5K80,115Jan 8, 2026Jan 12, 2026View →
SIBN
SI-BONE, INC.
SALE10b5-1
10b5-1 plan
18,759$19.33$362.6K110,115Dec 8, 2025Dec 10, 2025View →
SIBN
SI-BONE, INC.
SALE10b5-1
10b5-1 plan
1,241$19.33$24.0K10,307Dec 8, 2025Dec 10, 2025View →
SIBN
SI-BONE, INC.
PURCHASE
1,241$4.32$5.4K11,548Dec 8, 2025Dec 10, 2025View →
SIBN
SI-BONE, INC.
SALE
1,2410Dec 8, 2025Dec 10, 2025View →
SIBN
SI-BONE, INC.
SALE10b5-1
10b5-1 plan
56,852$18.95$1.08M10,307Nov 11, 2025Nov 13, 2025View →
SIBN
SI-BONE, INC.
PURCHASE
56,852$4.32$245.6K90,307Nov 11, 2025Nov 13, 2025View →
SIBN
SI-BONE, INC.
PURCHASE
23,148$4.32$100.0K33,455Nov 11, 2025Nov 13, 2025View →
SIBN
SI-BONE, INC.
SALE10b5-1
10b5-1 plan
23,148$18.95$438.7K10,307Nov 11, 2025Nov 13, 2025View →
SIBN
SI-BONE, INC.
SALE
56,8521,241Nov 11, 2025Nov 13, 2025View →
SIBN
SI-BONE, INC.
SALE
23,14858,093Nov 11, 2025Nov 13, 2025View →
SIBN
SI-BONE, INC.
SALE
293$14.80$4.3K10,831Nov 3, 2025Nov 4, 2025View →
SIBN
SI-BONE, INC.
SALE
293$17.37$5.1K11,647Aug 4, 2025Aug 6, 2025View →
SIBN
SI-BONE, INC.
SALE
3,377$19.05$64.3K17,354Jun 5, 2025Jun 6, 2025View →
SIBN
SI-BONE, INC.
PURCHASEGRANT
Stock grant
8,67521,211Jun 5, 2025Jun 6, 2025View →
SIBN
SI-BONE, INC.
SALE
336$13.78$4.6K12,536May 1, 2025May 2, 2025View →
SIBN
SI-BONE, INC.
SALE
1,619$16.77$27.2K15,191Feb 18, 2025Feb 21, 2025View →
SIBN
SI-BONE, INC.
SALE
337$16.51$5.6K17,290Feb 3, 2025Feb 5, 2025View →
SIBN
SI-BONE, INC.
SALE
1,609$12.43$20.0K20,431Nov 18, 2024Nov 20, 2024View →
SIBN
SI-BONE, INC.
SALE
341$13.55$4.6K22,040Nov 4, 2024Nov 6, 2024View →
SIBN
SI-BONE, INC.
SALE
1,580$13.84$21.9K25,212Aug 16, 2024Aug 20, 2024View →
SIBN
SI-BONE, INC.
SALE
343$14.32$4.9K26,792Aug 2, 2024Aug 6, 2024View →
SIBN
SI-BONE, INC.
PURCHASEGRANT
Stock grant
8,79127,135Jun 26, 2024Jun 27, 2024View →
SIBN
SI-BONE, INC.
SALE
341$12.99$4.4K18,814Jun 10, 2024Jun 12, 2024View →
SIBN
SI-BONE, INC.
SALE
1,581$15.13$23.9K21,512May 16, 2024May 17, 2024View →
SIBN
SI-BONE, INC.
SALE
343$14.54$5.0K23,566May 2, 2024May 3, 2024View →
SIBN
SI-BONE, INC.
SALE
1,088$20.96$22.8K40,223Feb 16, 2024Feb 21, 2024View →
SIBN
SI-BONE, INC.
SALE
1,700$20.96$35.6K41,311Feb 16, 2024Feb 21, 2024View →
SIBN
SI-BONE, INC.
SALE
1,372$20.96$28.8K43,011Feb 16, 2024Feb 21, 2024View →
SIBN
SI-BONE, INC.
SALE
335$20.30$6.8K44,383Feb 2, 2024Feb 6, 2024View →
SIBN
SI-BONE, INC.
SALE
1,514$17.68$26.8K44,718Nov 16, 2023Nov 20, 2023View →
SIBN
SI-BONE, INC.
SALE
4,495$17.68$79.5K46,232Nov 16, 2023Nov 20, 2023View →
SIBN
SI-BONE, INC.
SALE
1,956$17.71$34.6K50,727Nov 16, 2023Nov 20, 2023View →
SIBN
SI-BONE, INC.
SALE
406$17.52$7.1K52,683Nov 2, 2023Nov 6, 2023View →
SIBN
SI-BONE, INC.
SALE
20,00081,241Oct 2, 2023Oct 4, 2023View →
SIBN
SI-BONE, INC.
SALE10b5-1
10b5-1 plan
20,000$21.19$423.7K69,645Oct 2, 2023Oct 4, 2023View →
SIBN
SI-BONE, INC.
PURCHASE
20,000$4.32$86.4K89,645Oct 2, 2023Oct 4, 2023View →
SIBN
SI-BONE, INC.
SALE
6,3400Sep 1, 2023Sep 6, 2023View →
SIBN
SI-BONE, INC.
PURCHASE
6,340$4.32$27.4K89,645Sep 1, 2023Sep 6, 2023View →
SIBN
SI-BONE, INC.
SALE10b5-1
10b5-1 plan
6,340$22.61$143.3K69,645Sep 1, 2023Sep 6, 2023View →
SIBN
SI-BONE, INC.
PURCHASE
13,660$4.32$59.0K83,305Sep 1, 2023Sep 6, 2023View →
SIBN
SI-BONE, INC.
SALE10b5-1
10b5-1 plan
13,660$22.61$308.8K75,985Sep 1, 2023Sep 6, 2023View →
SIBN
SI-BONE, INC.
SALE
13,660101,241Sep 1, 2023Sep 6, 2023View →
SIBN
SI-BONE, INC.
SALE
1,956$20.95$41.0K75,653Aug 16, 2023Aug 18, 2023View →
SIBN
SI-BONE, INC.
SALE
4,494$20.99$94.3K71,159Aug 16, 2023Aug 18, 2023View →
SIBN
SI-BONE, INC.
SALE
1,514$21.00$31.8K69,645Aug 16, 2023Aug 18, 2023View →
SIBN
SI-BONE, INC.
PURCHASE
20,000$4.32$86.4K97,609Aug 11, 2023Aug 15, 2023View →
SIBN
SI-BONE, INC.
SALE
20,0006,340Aug 11, 2023Aug 15, 2023View →
SIBN
SI-BONE, INC.
SALE10b5-1
10b5-1 plan
20,000$21.48$429.6K77,609Aug 11, 2023Aug 15, 2023View →
SIBN
SI-BONE, INC.
SALE
406$25.08$10.2K77,609Aug 2, 2023Aug 4, 2023View →
SIBN
SI-BONE, INC.
PURCHASEGRANT
Stock grant
81178,015Jun 9, 2023Jun 13, 2023View →
SIBN
SI-BONE, INC.
SALE
1,955$24.81$48.5K77,204May 16, 2023May 18, 2023View →
SIBN
SI-BONE, INC.
SALE
4,493$24.85$111.7K80,673May 16, 2023May 18, 2023View →
SIBN
SI-BONE, INC.
SALE
1,514$24.81$37.6K79,159May 16, 2023May 18, 2023View →
SIBN
SI-BONE, INC.
SALE
272,753$22.00$6.00M85,166May 9, 2023May 10, 2023View →
SIBN
SI-BONE, INC.
PURCHASE
272,753$3.42$932.8K357,919May 9, 2023May 10, 2023View →
SIBN
SI-BONE, INC.
SALE
272,7530May 9, 2023May 10, 2023View →
SIBN
SI-BONE, INC.
PURCHASEGRANT
Stock grant
9,79585,166May 3, 2023May 5, 2023View →
SIBN
SI-BONE, INC.
SALEGRANT
Gift
126,2470Apr 26, 2023May 5, 2023View →
SIBN
SI-BONE, INC.
SALE
1,042$16.73$17.4K99,604Feb 16, 2023Feb 17, 2023View →
SIBN
SI-BONE, INC.
SALE
3,024$16.65$50.3K96,580Feb 16, 2023Feb 17, 2023View →
SIBN
SI-BONE, INC.
SALE
1,346$16.75$22.5K100,646Feb 16, 2023Feb 17, 2023View →
SIBN
SI-BONE, INC.
SALE
200$18.41$3.7K111,371Feb 6, 2023Feb 7, 2023View →
SIBN
SI-BONE, INC.
SALE
102$18.04$1.8K111,571Feb 3, 2023Feb 7, 2023View →
SIBN
SI-BONE, INC.
SALE
1,739$16.14$28.1K101,992Jan 17, 2023Jan 19, 2023View →
SIBN
SI-BONE, INC.
SALE
1,957$13.10$25.6K110,370Nov 16, 2022Nov 17, 2022View →
SIBN
SI-BONE, INC.
SALE
4,497$13.20$59.3K103,731Nov 16, 2022Nov 17, 2022View →
SIBN
SI-BONE, INC.
SALE
1,515$13.18$20.0K112,327Nov 16, 2022Nov 17, 2022View →
SIBN
SI-BONE, INC.
SALE
2,114$18.34$38.8K113,842Oct 17, 2022Oct 18, 2022View →
SIBN
SI-BONE, INC.
SALE
1,956$17.29$33.8K128,816Aug 16, 2022Aug 18, 2022View →
SIBN
SI-BONE, INC.
SALE
4,495$17.29$77.7K130,772Aug 16, 2022Aug 18, 2022View →
SIBN
SI-BONE, INC.
SALE
1,514$17.29$26.2K124,027Aug 16, 2022Aug 18, 2022View →
SIBN
SI-BONE, INC.
SALE
2,116$14.28$30.2K135,267Jul 15, 2022Jul 18, 2022View →
SIBN
SI-BONE, INC.
SALE
1,366$12.58$17.2K145,299May 16, 2022May 17, 2022View →
SIBN
SI-BONE, INC.
SALE
3,138$12.58$39.5K137,383May 16, 2022May 17, 2022View →
SIBN
SI-BONE, INC.
SALE
1,104$12.58$13.9K149,237May 16, 2022May 17, 2022View →
SIBN
SI-BONE, INC.
SALE
1,474$19.92$29.4K152,285Apr 18, 2022Apr 20, 2022View →
SIBN
SI-BONE, INC.
SALE
3,090$20.38$63.0K156,541Feb 16, 2022Feb 18, 2022View →
SIBN
SI-BONE, INC.
SALE
1,364$20.38$27.8K165,591Feb 16, 2022Feb 18, 2022View →
SIBN
SI-BONE, INC.
SALE
1,747$22.00$38.4K169,529Jan 15, 2022Jan 20, 2022View →
SIBN
SI-BONE, INC.
PURCHASEGRANT
Stock grant
24,385173,785Jan 6, 2022Jan 10, 2022View →
SIBN
SI-BONE, INC.
SALE
1,956$21.47$42.0K149,400Nov 16, 2021Nov 17, 2021View →
SIBN
SI-BONE, INC.
SALE
4,494$21.47$96.5K153,338Nov 16, 2021Nov 17, 2021View →
SIBN
SI-BONE, INC.
SALEGRANT
Gift
65,25183,885Oct 21, 2021Nov 6, 2023View →
SIBN
SI-BONE, INC.
SALE
2,113$22.37$47.3K162,388Oct 18, 2021Oct 20, 2021View →
SIBN
SI-BONE, INC.
SALE
4,494$20.46$92.0K171,457Aug 16, 2021Aug 16, 2021View →
SIBN
SI-BONE, INC.
SALE
2,390$20.46$48.9K166,644Aug 16, 2021Aug 16, 2021View →
SIBN
SI-BONE, INC.
SALE
2,113$29.10$61.5K180,507Jul 16, 2021Jul 20, 2021View →
SIBN
SI-BONE, INC.
SALE
13,32726,340Jun 24, 2021Jun 28, 2021View →
SIBN
SI-BONE, INC.
SALE
13,327$32.23$429.5K184,764Jun 24, 2021Jun 28, 2021View →
SIBN
SI-BONE, INC.
PURCHASE
13,327$4.32$57.6K198,091Jun 24, 2021Jun 28, 2021View →
SIBN
SI-BONE, INC.
SALE
3,200$32.09$102.7K184,764Jun 17, 2021Jun 21, 2021View →
SIBN
SI-BONE, INC.
SALE
3,20039,667Jun 17, 2021Jun 21, 2021View →
SIBN
SI-BONE, INC.
PURCHASE
3,200$4.32$13.8K187,964Jun 17, 2021Jun 21, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
3,400$32.00$108.8K184,764Jun 9, 2021Jun 10, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
3,40042,867Jun 9, 2021Jun 10, 2021View →
SIBN
SI-BONE, INC.
PURCHASE
Chairman, President & CEO
3,400$4.32$14.7K188,164Jun 9, 2021Jun 10, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
40,07346,267Jun 8, 2021Jun 10, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
40,073$32.04$1.28M184,764Jun 8, 2021Jun 10, 2021View →
SIBN
SI-BONE, INC.
PURCHASE
Chairman, President & CEO
40,073$4.32$173.1K224,837Jun 8, 2021Jun 10, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
4,492$31.40$141.1K184,764May 17, 2021May 19, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
3,909$31.40$122.7K197,780May 17, 2021May 19, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
24,829$32.67$811.1K46,233May 5, 2021May 7, 2021View →
SIBN
SI-BONE, INC.
PURCHASE
Chairman, President & CEO
2,474$4.32$10.7K204,155May 5, 2021May 7, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
2,47486,340May 5, 2021May 7, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
71$33.31$2.4K46,162May 5, 2021May 7, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
12,6260May 5, 2021May 7, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
12,626$32.67$412.5K201,689May 5, 2021May 7, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
2,474$32.67$80.8K214,307May 5, 2021May 7, 2021View →
SIBN
SI-BONE, INC.
PURCHASE
Chairman, President & CEO
12,626$4.32$54.5K216,781May 5, 2021May 7, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
2,112$33.65$71.1K201,681Apr 16, 2021Apr 20, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
2,405$31.33$75.4K68,918Apr 5, 2021Apr 7, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
37,595$30.51$1.15M71,323Apr 5, 2021Apr 7, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
11,708$27.90$326.7K64,232Mar 5, 2021Mar 8, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
23,198$28.85$669.3K41,034Mar 5, 2021Mar 8, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
5,094$29.43$149.9K35,940Mar 5, 2021Mar 8, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
3,507$31.05$108.9K337,103Feb 16, 2021Feb 18, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
39,381$32.53$1.28M76,559Feb 5, 2021Feb 9, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
619$33.11$20.5K75,940Feb 5, 2021Feb 9, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
1,451$29.01$42.1K342,427Jan 19, 2021Jan 21, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
1,817$29.01$52.7K340,610Jan 19, 2021Jan 21, 2021View →
SIBN
SI-BONE, INC.
PURCHASEGRANT
Stock grant
126,000343,878Jan 5, 2021Jan 7, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
24,745$28.60$707.8K131,195Jan 5, 2021Jan 7, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
15,255$29.23$446.0K115,940Jan 5, 2021Jan 7, 2021View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
9,952$23.69$235.8K185,988Dec 7, 2020Dec 9, 2020View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
30,048$24.48$735.6K155,940Dec 7, 2020Dec 9, 2020View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
4,493$23.82$107.0K217,878Nov 16, 2020Nov 18, 2020View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
8,274$25.59$211.7K220,930Oct 19, 2020Oct 20, 2020View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
1,818$23.53$42.8K229,204Oct 16, 2020Oct 20, 2020View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
3,134$20.83$65.3K231,022Aug 17, 2020Aug 19, 2020View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
23,151$21.13$489.1K195,940Aug 12, 2020Aug 12, 2020View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
106,849$20.90$2.23M219,091Aug 10, 2020Aug 12, 2020View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
25,229$19.24$485.3K325,940Aug 4, 2020Aug 5, 2020View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
4,771$17.51$83.5K351,169Aug 3, 2020Aug 5, 2020View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
1,475$16.56$24.4K234,156Jul 16, 2020Jul 17, 2020View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
30,000$18.25$547.5K355,940Jun 3, 2020Jun 5, 2020View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
4,673$16.75$78.3K235,631May 18, 2020May 19, 2020View →
SIBN
SI-BONE, INC.
PURCHASEGRANT
Stock grant
4,500240,304Mar 26, 2020Mar 30, 2020View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
1,140$21.21$24.2K385,940Feb 11, 2020Feb 12, 2020View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
18,860$21.13$398.5K387,080Feb 10, 2020Feb 12, 2020View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
1,600$23.00$36.8K405,940Jan 28, 2020Jan 30, 2020View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
1,743$21.31$37.1K235,804Jan 15, 2020Jan 17, 2020View →
SIBN
SI-BONE, INC.
SALE
Chairman, President & CEO
20,000$21.55$431.0K407,540Jan 10, 2020Jan 14, 2020View →
SIBN
SI-BONE, INC.
PURCHASEGRANT
Stock grant
144,800237,547Jan 3, 2020Jan 7, 2020View →
Other insiders · SIBN
Loading peer insiders…
About this filer
CIK 0001035986
ROLE
Chairman, President & CEO
PRIMARY
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COMPANIES
1
ACTIVE SINCE
Jan 2020
MARKETPEEL · /INSIDER/0001035986DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
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