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Insider Trading Intelligence
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Anne Altmeyer

CRBP
DIRECTOR · CORBUS PHARMACEUTICALS HOLDINGS, INC. · CIK 0001947086
FILING MIX · LIFETIME69%/31%
BUYS
9
SELLS
4
TOTAL VALUE
$56.0K
COMPANIES
1
ACTIVE SINCE
Sep 2022
HOLDINGS NOW
7,579
AVG SELL PX
$10.47
TRADE KIND
SHOWING 13 / 13
Trades · vs SPY
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Performance · forward returns vs SPY
2 backtested trades · 8 horizons · 3 pending
Forward-return performance of every backtestable P/S trade by Anne Altmeyer, 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
7d2+50.00%+8.72%+1.86%+6.86%+6.86%
14d2+50.00%-6.86%+1.54%-8.40%-8.40%
30d2+100.00%-21.17%+1.77%-22.94%-22.94%
60d2+50.00%-15.32%+4.58%-19.91%-19.91%
90d2+50.00%-10.53%+6.57%-17.10%-17.10%
180d2+50.00%+9.02%+10.55%-1.53%-1.53%
1y2(1 pending)+0.00%+6.47%
2y2(2 pending)
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
CRBP · 7,579 shares · as of Jun 10, 2026
039,80079,600119,400159,2002023202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2022
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
2026
FLOW · 9 buys / 4 sellsCOVERAGE · 16 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
CRBP
CORBUS PHARMACEUTICALS HOLDINGS, INC.
SALE10b5-1
10b5-1 plan
2,412$7.91$19.1K7,579Jun 10, 2026Jun 11, 2026View →
CRBP
CORBUS PHARMACEUTICALS HOLDINGS, INC.
PURCHASEGRANT
Stock grant
12,30012,300May 19, 2026May 21, 2026View →
CRBP
CORBUS PHARMACEUTICALS HOLDINGS, INC.
PURCHASEGRANT
Stock grant
3,8009,991May 19, 2026May 21, 2026View →
CRBP
CORBUS PHARMACEUTICALS HOLDINGS, INC.
SALE10b5-1
10b5-1 plan
1,060$20.50$21.7K6,191Oct 20, 2025Oct 21, 2025View →
CRBP
CORBUS PHARMACEUTICALS HOLDINGS, INC.
PURCHASE
1,060$4.80$5.1K7,251Oct 20, 2025Oct 21, 2025View →
CRBP
CORBUS PHARMACEUTICALS HOLDINGS, INC.
SALE
1,0604,247Oct 20, 2025Oct 21, 2025View →
CRBP
CORBUS PHARMACEUTICALS HOLDINGS, INC.
PURCHASEGRANT
Stock grant
16,00016,000May 30, 2025Jun 2, 2025View →
CRBP
CORBUS PHARMACEUTICALS HOLDINGS, INC.
PURCHASEGRANT
Stock grant
4,8006,191May 30, 2025Jun 2, 2025View →
CRBP
CORBUS PHARMACEUTICALS HOLDINGS, INC.
SALE10b5-1
10b5-1 plan
1,392$7.25$10.1K1,391May 30, 2025Jun 2, 2025View →
CRBP
CORBUS PHARMACEUTICALS HOLDINGS, INC.
PURCHASEGRANT
Stock grant
2,7832,783May 30, 2024Jun 3, 2024View →
CRBP
CORBUS PHARMACEUTICALS HOLDINGS, INC.
PURCHASEGRANT
Stock grant
2,7832,783May 16, 2024May 20, 2024View →
CRBP
CORBUS PHARMACEUTICALS HOLDINGS, INC.
PURCHASEGRANT
Stock grant
5,3005,300May 18, 2023May 22, 2023View →
CRBP
CORBUS PHARMACEUTICALS HOLDINGS, INC.
PURCHASEGRANT
Stock grant
159,200159,200Sep 26, 2022Sep 26, 2022View →
Other insiders · CRBP
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About this filer
CIK 0001947086
ROLE
Director
PRIMARY
CRBP
COMPANIES
1
ACTIVE SINCE
Sep 2022
MARKETPEEL · /INSIDER/0001947086DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
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