MarketPeel
Insider Trading Intelligence
MS

Muneer A. Satter

ANNX
DIRECTOR · ANNEXON, INC. · CIK 0001315797
FILING MIX · LIFETIME82%/18%
BUYS
18
SELLS
4
TOTAL VALUE
$43.88M
COMPANIES
1
ACTIVE SINCE
Jul 2020
HOLDINGS NOW
65,000
AVG SELL PX
TRADE KIND
SHOWING 22 / 22
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
9 backtested trades · 8 horizons · 10 pending
Forward-return performance of every backtestable P/S trade by Muneer A. Satter, 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
7d9+88.89%+14.02%+0.74%+13.29%+10.38%
14d9+88.89%+14.21%+2.15%+12.05%+5.81%
30d9+88.89%+24.08%+2.65%+21.42%+24.63%
60d9+88.89%+45.24%+3.13%+42.11%+43.88%
90d9+88.89%+38.61%+2.63%+35.99%+40.95%
180d9+88.89%+21.99%+9.42%+12.56%+10.14%
1y9(5 pending)+25.00%-5.63%+20.48%-26.11%-25.92%
2y9(5 pending)+75.00%-1.34%+48.44%-49.78%-33.84%
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
ANNX · 65,000 shares · as of Jun 11, 2026
02,585,5345,171,0677,756,60110,342,134202120222023202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
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 · 18 buys / 4 sellsCOVERAGE · 24 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
ANNX
ANNEXON, INC.
PURCHASEGRANT
Stock grant
65,00065,000Jun 11, 2026Jun 15, 2026View →
ANNX
ANNEXON, INC.
PURCHASE
613,497$5.41$3.32M10,342,134May 28, 2026May 29, 2026View →
ANNX
ANNEXON, INC.
PURCHASE
422,613$4.28$1.81M9,728,637Nov 21, 2025Nov 21, 2025View →
ANNX
ANNEXON, INC.
PURCHASE
400,000$4.48$1.79M9,306,024Nov 20, 2025Nov 21, 2025View →
ANNX
ANNEXON, INC.
PURCHASE
500,000$3.94$1.97M8,906,024Nov 19, 2025Nov 19, 2025View →
ANNX
ANNEXON, INC.
PURCHASE
500,000$3.18$1.59M8,406,024Nov 18, 2025Nov 19, 2025View →
ANNX
ANNEXON, INC.
PURCHASE
500,000$2.99$1.50M7,906,024Nov 17, 2025Nov 19, 2025View →
ANNX
ANNEXON, INC.
PURCHASEGRANT
Stock grant
55,00055,000Jun 5, 2025Jun 9, 2025View →
ANNX
ANNEXON, INC.
PURCHASEGRANT
Stock grant
44,00044,000Jun 5, 2024Jun 7, 2024View →
ANNX
ANNEXON, INC.
PURCHASE
350,000$2.88$1.01M7,406,024Dec 26, 2023Dec 28, 2023View →
ANNX
ANNEXON, INC.
PURCHASEGRANT
Stock grant
24,00024,000Jun 8, 2023Jun 12, 2023View →
ANNX
ANNEXON, INC.
PURCHASE
2,647,058$6.80$18.00M7,056,024Feb 10, 2023Feb 14, 2023View →
ANNX
ANNEXON, INC.
PURCHASE
613,497$0.13$76.7K613,497Jul 7, 2022Jul 11, 2022View →
ANNX
ANNEXON, INC.
PURCHASE
2,453,988$3.84$9.42M4,408,966Jul 7, 2022Jul 11, 2022View →
ANNX
ANNEXON, INC.
PURCHASEGRANT
Stock grant
24,00024,000Jun 9, 2022Jun 13, 2022View →
ANNX
ANNEXON, INC.
PURCHASEGRANT
Stock grant
10,00010,000Jun 2, 2021Jun 4, 2021View →
ANNX
ANNEXON, INC.
PURCHASE
200,000$17.00$3.40M1,954,978Jul 28, 2020Jul 28, 2020View →
ANNX
ANNEXON, INC.
SALE
2,812,5430Jul 28, 2020Jul 28, 2020View →
ANNX
ANNEXON, INC.
PURCHASE
1,754,9781,754,978Jul 28, 2020Jul 28, 2020View →
ANNX
ANNEXON, INC.
SALE
4,016,5730Jul 28, 2020Jul 28, 2020View →
ANNX
ANNEXON, INC.
SALE
3,095,2380Jul 28, 2020Jul 28, 2020View →
ANNX
ANNEXON, INC.
SALE
5,537,0360Jul 28, 2020Jul 28, 2020View →
Other insiders · ANNX
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About this filer
CIK 0001315797
ROLE
Director
PRIMARY
ANNX
COMPANIES
1
ACTIVE SINCE
Jul 2020
MARKETPEEL · /INSIDER/0001315797DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
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