MarketPeel
Insider Trading Intelligence
DM

Dana G. Jr. Mead

INSP
DIRECTOR · INSPIRE MEDICAL SYSTEMS, INC. · CIK 0001222358
FILING MIX · LIFETIME87%/13%
BUYS
20
SELLS
3
TOTAL VALUE
$605.0K
COMPANIES
3
ACTIVE SINCE
Apr 2020
HOLDINGS NOW
172,927
AVG SELL PX
TRADE KIND
SHOWING 23 / 23
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
1 backtested trades · 8 horizonsHow are these numbers computed? →
Forward-return performance of every backtestable P/S trade by Dana G. Jr. Mead, 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
7d1+0.00%-9.13%+3.73%-12.86%-12.86%
14d1+100.00%+2.29%+0.66%+1.63%+1.63%
30d1+100.00%+0.89%+1.11%-0.22%-0.22%
60d1+100.00%+9.00%+8.86%+0.14%+0.14%
90d1+100.00%+29.10%+9.01%+20.09%+20.09%
180d1+100.00%+3.85%+18.80%-14.95%-14.95%
1y1+0.00%-16.94%+29.27%-46.21%-46.21%
2y1+0.00%-62.66%+14.26%-76.92%-76.92%
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
INSP · 26,213 shares · as of Apr 30, 2026
06,55313,10719,66026,213202120222023202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
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 · 20 buys / 3 sellsCOVERAGE · 25 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
LUNG
PULMONX CORP
PURCHASEGRANT
Stock grant
40,000139,714Jun 5, 2026Jun 9, 2026View →
MOBI
MOBIA MEDICAL, INC.
PURCHASE
7,000$15.00$105.0K7,000May 11, 2026May 11, 2026View →
MOBI
MOBIA MEDICAL, INC.
PURCHASEGRANT
Stock grant
31,52031,520May 7, 2026May 11, 2026View →
INSP
INSPIRE MEDICAL SYSTEMS, INC.
PURCHASEGRANT
Stock grant
3,56226,213Apr 30, 2026May 4, 2026View →
LUNG
PULMONX CORP
PURCHASEGRANT
Stock grant
37,15399,714Jun 2, 2025Jun 4, 2025View →
INSP
INSPIRE MEDICAL SYSTEMS, INC.
PURCHASEGRANT
Stock grant
1,26622,651May 1, 2025May 5, 2025View →
LUNG
PULMONX CORP
PURCHASEGRANT
Stock grant
15,21662,561Jun 3, 2024Jun 5, 2024View →
INSP
INSPIRE MEDICAL SYSTEMS, INC.
PURCHASEGRANT
Stock grant
71621,385May 2, 2024May 6, 2024View →
LUNG
PULMONX CORP
PURCHASEGRANT
Stock grant
12,62047,345Jun 1, 2023Jun 2, 2023View →
INSP
INSPIRE MEDICAL SYSTEMS, INC.
PURCHASEGRANT
Stock grant
66920,669Apr 27, 2023May 1, 2023View →
LUNG
PULMONX CORP
PURCHASEGRANT
Stock grant
5,60034,725Jun 1, 2022Jun 3, 2022View →
INSP
INSPIRE MEDICAL SYSTEMS, INC.
PURCHASEGRANT
Stock grant
1,2431,243Apr 28, 2022May 10, 2022View →
LUNG
PULMONX CORP
PURCHASEGRANT
Stock grant
2,81029,125Jun 1, 2021Jun 11, 2021View →
INSP
INSPIRE MEDICAL SYSTEMS, INC.
PURCHASEGRANT
Stock grant
1,1751,175Apr 29, 2021May 3, 2021View →
LUNG
PULMONX CORP
PURCHASE
26,315$19.00$500.0K26,315Oct 5, 2020Oct 5, 2020View →
LUNG
PULMONX CORP
PURCHASE
168,2231,436,634Oct 5, 2020Oct 5, 2020View →
LUNG
PULMONX CORP
SALE
168,2230Oct 5, 2020Oct 5, 2020View →
LUNG
PULMONX CORP
SALE
87,4750Oct 5, 2020Oct 5, 2020View →
LUNG
PULMONX CORP
SALE
1,268,4110Oct 5, 2020Oct 5, 2020View →
LUNG
PULMONX CORP
PURCHASE
1,268,4111,268,411Oct 5, 2020Oct 5, 2020View →
LUNG
PULMONX CORP
PURCHASE
87,4751,524,109Oct 5, 2020Oct 5, 2020View →
LUNG
PULMONX CORP
PURCHASEGRANT
Stock grant
25,00025,000Sep 30, 2020Oct 2, 2020View →
INSP
INSPIRE MEDICAL SYSTEMS, INC.
PURCHASEGRANT
Stock grant
3,5013,501Apr 30, 2020May 4, 2020View →
Other insiders · INSP
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About this filer
CIK 0001222358
ROLE
Director
PRIMARY
INSP
COMPANIES
3
ACTIVE SINCE
Apr 2020
MARKETPEEL · /INSIDER/0001222358DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
FREE · DAILY · 6 AM ET

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