MarketPeel
Insider Trading Intelligence
JM

Jeetinder Singh Mahal

JSPR
SEE REMARKS · JASPER THERAPEUTICS, INC. · CIK 0001882877
FILING MIX · LIFETIME74%/26%
BUYS
20
SELLS
7
TOTAL VALUE
$217.2K
COMPANIES
1
ACTIVE SINCE
Mar 2022
HOLDINGS NOW
500,000
AVG SELL PX
$2.13
TRADE KIND
SHOWING 27 / 27
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
5 backtested trades · 8 horizons · 2 pending
Forward-return performance of every backtestable P/S trade by Jeetinder Singh Mahal, 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
7d5+40.00%-1.48%+0.20%-1.69%+0.82%
14d5+60.00%-6.12%+0.91%-7.04%-13.68%
30d5+80.00%-24.33%+1.60%-25.94%-24.19%
60d5+80.00%-24.57%+2.04%-26.62%-21.62%
90d5+80.00%-29.52%+2.11%-31.62%-17.16%
180d5+100.00%-50.16%+5.17%-55.33%-72.24%
1y5+80.00%-59.31%+16.10%-75.41%-89.74%
2y5(2 pending)+100.00%-86.92%+36.42%-123.35%-126.05%
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
JSPR · 500,000 shares · as of Feb 6, 2026
0125,000250,000375,000500,0002023202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2022
2022
2022
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
FLOW · 20 buys / 7 sellsCOVERAGE · 17 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
JSPR
JASPER THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
500,000500,000Feb 6, 2026Feb 10, 2026View →
JSPR
JASPER THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
90,00090,000Jan 2, 2026Jan 5, 2026View →
JSPR
JASPER THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
90,00090,000Jun 4, 2025Jun 6, 2025View →
JSPR
JASPER THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
50,00050,000Feb 13, 2025Feb 18, 2025View →
JSPR
JASPER THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
90013,772Dec 12, 2024Dec 12, 2024View →
JSPR
JASPER THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
900$7.10$6.4K25,909Dec 12, 2024Dec 12, 2024View →
JSPR
JASPER THERAPEUTICS, INC.
SALE10b5-1
10b5-1 plan
900$22.11$19.9K25,009Dec 12, 2024Dec 12, 2024View →
JSPR
JASPER THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
90014,672Sep 12, 2024Sep 12, 2024View →
JSPR
JASPER THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
900$7.10$6.4K25,909Sep 12, 2024Sep 12, 2024View →
JSPR
JASPER THERAPEUTICS, INC.
SALE10b5-1
10b5-1 plan
900$21.23$19.1K25,009Sep 12, 2024Sep 12, 2024View →
JSPR
JASPER THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
900$7.10$6.4K25,909Jun 12, 2024Jun 12, 2024View →
JSPR
JASPER THERAPEUTICS, INC.
SALE10b5-1
10b5-1 plan
900$24.16$21.7K25,009Jun 12, 2024Jun 12, 2024View →
JSPR
JASPER THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
90015,572Jun 12, 2024Jun 12, 2024View →
JSPR
JASPER THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
900$7.10$6.4K25,909Mar 12, 2024Mar 12, 2024View →
JSPR
JASPER THERAPEUTICS, INC.
SALE
Chief Operating Officer
900$26.44$23.8K25,009Mar 12, 2024Mar 12, 2024View →
JSPR
JASPER THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
90016,472Mar 12, 2024Mar 12, 2024View →
JSPR
JASPER THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
40,00040,000Feb 15, 2024Feb 20, 2024View →
JSPR
JASPER THERAPEUTICS, INC.
SALE
Chief Operating Officer
37,126$0.85$31.6K250,097Oct 12, 2023Oct 13, 2023View →
JSPR
JASPER THERAPEUTICS, INC.
SALE10b5-1
10b5-1 plan
9,000$1.66$14.9K287,223Jun 13, 2023Jun 13, 2023View →
JSPR
JASPER THERAPEUTICS, INC.
PURCHASE
See Remarks
9,000173,713Jun 13, 2023Jun 13, 2023View →
JSPR
JASPER THERAPEUTICS, INC.
PURCHASE
See Remarks
9,000$0.71$6.4K296,223Jun 13, 2023Jun 13, 2023View →
JSPR
JASPER THERAPEUTICS, INC.
SALE
See Remarks
37,126$1.46$54.2K287,223Apr 12, 2023Apr 14, 2023View →
JSPR
JASPER THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
350,000350,000Mar 17, 2023Mar 20, 2023View →
JSPR
JASPER THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
214,722324,349Oct 12, 2022Oct 13, 2022View →
JSPR
JASPER THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
48,44148,441Apr 7, 2022Apr 8, 2022View →
JSPR
JASPER THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
7,5007,500Mar 21, 2022Mar 23, 2022View →
JSPR
JASPER THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
87,27287,272Mar 21, 2022Mar 23, 2022View →
Other insiders · JSPR
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About this filer
CIK 0001882877
ROLE
See Remarks
PRIMARY
JSPR
COMPANIES
1
ACTIVE SINCE
Mar 2022
MARKETPEEL · /INSIDER/0001882877DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
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