MarketPeel
Insider Trading Intelligence
SB

Steven F. Bellon

FHTX
CHIEF SCIENTIFIC OFFICER · FOGHORN THERAPEUTICS INC. · CIK 0001831749
FILING MIX · LIFETIME67%/33%
BUYS
8
SELLS
4
TOTAL VALUE
$2.87M
COMPANIES
1
ACTIVE SINCE
Jan 2022
HOLDINGS NOW
300,000
AVG SELL PX
$9.50
TRADE KIND
SHOWING 12 / 12
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
1 backtested trades · 8 horizons · 1 pendingHow are these numbers computed? →
Forward-return performance of every backtestable P/S trade by Steven F. Bellon, 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+100.00%-1.17%+3.01%-4.18%-4.18%
14d1+100.00%-0.53%+4.58%-5.11%-5.11%
30d1+100.00%-22.52%+5.95%-28.47%-28.47%
60d1+100.00%-0.21%+9.81%-10.03%-10.03%
90d1+100.00%-32.76%+11.00%-43.77%-43.77%
180d1+100.00%-51.76%+6.08%-57.84%-57.84%
1y1+100.00%-42.05%+20.15%-62.20%-62.20%
2y1(1 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
FHTX · 300,000 shares · as of Jan 30, 2026
075,000150,000225,000300,0002023202420252026SHARES 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 · 8 buys / 4 sellsCOVERAGE · 17 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
FHTX
FOGHORN THERAPEUTICS INC.
PURCHASEGRANT
Stock grant
300,000$5.71$1.71M300,000Jan 30, 2026Feb 2, 2026View →
FHTX
FOGHORN THERAPEUTICS INC.
PURCHASEGRANT
Stock grant
140,000$4.37$611.8K140,000Jan 22, 2025Jan 24, 2025View →
FHTX
FOGHORN THERAPEUTICS INC.
SALE10b5-1
10b5-1 plan
20,000$9.50$190.0K101,957Sep 9, 2024Sep 11, 2024View →
FHTX
FOGHORN THERAPEUTICS INC.
PURCHASEGRANT
Stock grant
110,000$3.06$336.6K110,000Jan 24, 2024Jan 25, 2024View →
FHTX
FOGHORN THERAPEUTICS INC.
PURCHASEGRANT
Stock grant
100,000100,000Jan 26, 2023Jan 30, 2023View →
FHTX
FOGHORN THERAPEUTICS INC.
PURCHASE
Chief Scientific Officer
1,858$3.72$6.9K121,957Aug 11, 2022Aug 15, 2022View →
FHTX
FOGHORN THERAPEUTICS INC.
SALE
Chief Scientific Officer
1,8583,716Aug 11, 2022Aug 15, 2022View →
FHTX
FOGHORN THERAPEUTICS INC.
SALE
Chief Scientific Officer
6750May 25, 2022May 27, 2022View →
FHTX
FOGHORN THERAPEUTICS INC.
PURCHASE
Chief Scientific Officer
3,717$3.72$13.8K120,099May 25, 2022May 27, 2022View →
FHTX
FOGHORN THERAPEUTICS INC.
PURCHASE
Chief Scientific Officer
675$0.73$493116,382May 25, 2022May 27, 2022View →
FHTX
FOGHORN THERAPEUTICS INC.
SALE
Chief Scientific Officer
3,7175,574May 25, 2022May 27, 2022View →
FHTX
FOGHORN THERAPEUTICS INC.
PURCHASEGRANT
Stock grant
150,000150,000Jan 26, 2022Jan 28, 2022View →
Other insiders · FHTX
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About this filer
CIK 0001831749
ROLE
Chief Scientific Officer
PRIMARY
FHTX
COMPANIES
1
ACTIVE SINCE
Jan 2022
MARKETPEEL · /INSIDER/0001831749DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
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