MarketPeel
Insider Trading Intelligence
LN

Leah R. Neufeld

IMRX
CHIEF PEOPLE OFFICER · IMMUNEERING CORP · CIK 0001950673
FILING MIX · LIFETIME83%/17%
BUYS
15
SELLS
3
TOTAL VALUE
$72.0K
COMPANIES
1
ACTIVE SINCE
Oct 2022
HOLDINGS NOW
29,598
AVG SELL PX
TRADE KIND
SHOWING 18 / 18
Trades · vs SPY
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Performance · forward returns vs SPY
4 backtested trades · 8 horizons · 6 pendingHow are these numbers computed? →
Forward-return performance of every backtestable P/S trade by Leah R. Neufeld, 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
7d4+75.00%+7.29%-0.13%+7.43%+9.72%
14d4+50.00%+4.99%+0.04%+4.95%+3.52%
30d4+50.00%-3.35%-1.11%-2.25%-0.17%
60d4+75.00%+11.66%+0.76%+10.90%+18.19%
90d4+75.00%+22.97%+3.61%+19.37%+21.00%
180d4(1 pending)+66.67%+21.83%+4.63%+17.20%-5.25%
1y4(2 pending)+50.00%-0.82%+14.95%-15.77%-15.77%
2y4(3 pending)+100.00%+80.58%+26.20%+54.38%+54.38%
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
IMRX · 29,598 shares · as of Mar 13, 2026
035,00070,000105,000140,0002023202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
FLOW · 15 buys / 3 sellsCOVERAGE · 14 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
IMRX
IMMUNEERING CORP
PURCHASEGRANT
Stock grant
3,628$4.29$15.6K29,598Mar 13, 2026Mar 17, 2026View →
IMRX
IMMUNEERING CORP
PURCHASEGRANT
Stock grant
140,000140,000Feb 3, 2026Feb 5, 2026View →
IMRX
IMMUNEERING CORP
PURCHASE
CHIEF PEOPLE OFFICER
2,626$4.15$10.9K25,970Jan 13, 2026Jan 15, 2026View →
IMRX
IMMUNEERING CORP
PURCHASE
CHIEF PEOPLE OFFICER
800$6.38$5.1K23,344Oct 1, 2025Oct 2, 2025View →
IMRX
IMMUNEERING CORP
PURCHASEGRANT
Stock grant
11,815$1.43$16.9K22,544Sep 15, 2025Sep 17, 2025View →
IMRX
IMMUNEERING CORP
PURCHASE
CHIEF PEOPLE OFFICER
700$3.57$2.5K10,729Jul 2, 2025Jul 7, 2025View →
IMRX
IMMUNEERING CORP
PURCHASEGRANT
Stock grant
110,000110,000Feb 5, 2025Feb 7, 2025View →
IMRX
IMMUNEERING CORP
PURCHASEGRANT
Stock grant
88,60088,600May 21, 2024May 23, 2024View →
IMRX
IMMUNEERING CORP
PURCHASEGRANT
Stock grant
105,000105,000May 21, 2024May 23, 2024View →
IMRX
IMMUNEERING CORP
SALE
CHIEF PEOPLE OFFICER
105,0000May 21, 2024May 23, 2024View →
IMRX
IMMUNEERING CORP
SALE
CHIEF PEOPLE OFFICER
88,6000May 21, 2024May 23, 2024View →
IMRX
IMMUNEERING CORP
SALE
CHIEF PEOPLE OFFICER
60,5000May 21, 2024May 23, 2024View →
IMRX
IMMUNEERING CORP
PURCHASEGRANT
Stock grant
60,50060,500May 21, 2024May 23, 2024View →
IMRX
IMMUNEERING CORP
PURCHASE
CHIEF PEOPLE OFFICER
3,818$2.88$11.0K10,029Mar 20, 2024Mar 21, 2024View →
IMRX
IMMUNEERING CORP
PURCHASEGRANT
Stock grant
6,211$1.62$10.1K6,211Mar 15, 2024Mar 21, 2024View →
IMRX
IMMUNEERING CORP
PURCHASEGRANT
Stock grant
60,50060,500Feb 8, 2024Feb 9, 2024View →
IMRX
IMMUNEERING CORP
PURCHASEGRANT
Stock grant
105,000105,000Feb 15, 2023Feb 17, 2023View →
IMRX
IMMUNEERING CORP
PURCHASEGRANT
Stock grant
88,60088,600Oct 31, 2022Nov 2, 2022View →
Other insiders · IMRX
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About this filer
CIK 0001950673
ROLE
CHIEF PEOPLE OFFICER
PRIMARY
IMRX
COMPANIES
1
ACTIVE SINCE
Oct 2022
MARKETPEEL · /INSIDER/0001950673DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
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