MarketPeel
Insider Trading Intelligence
TF

Tamara Fountain

SGHT
DIRECTOR · SIGHT SCIENCES, INC. · CIK 0001902243
FILING MIX · LIFETIME92%/8%
BUYS
11
SELLS
1
TOTAL VALUE
$180.0K
COMPANIES
2
ACTIVE SINCE
Jan 2023
HOLDINGS NOW
182,232
AVG SELL PX
$25.71
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 Tamara Fountain, 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%-4.68%+1.48%-6.16%-6.16%
14d1+100.00%-6.52%+2.04%-8.57%-8.57%
30d1+100.00%-45.99%-4.17%-41.82%-41.82%
60d1+100.00%-47.26%+4.63%-51.89%-51.89%
90d1+100.00%-39.82%+8.23%-48.05%-48.05%
180d1+100.00%-65.71%+16.45%-82.15%-82.15%
1y1+100.00%-70.69%+19.54%-90.23%-90.23%
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
SGHT · 109,650 shares · as of Jun 4, 2026
027,41354,82582,238109,650202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
2026
FLOW · 11 buys / 1 sellsCOVERAGE · 14 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
RXST
RXSIGHT, INC.
PURCHASEGRANT
Stock grant
37,03772,582Jun 17, 2026Jun 18, 2026View →
SGHT
SIGHT SCIENCES, INC.
PURCHASEGRANT
Stock grant
28,261109,650Jun 4, 2026Jun 5, 2026View →
SGHT
SIGHT SCIENCES, INC.
PURCHASEGRANT
Stock grant
30,95281,389Jun 5, 2025Jun 9, 2025View →
RXST
RXSIGHT, INC.
PURCHASEGRANT
Stock grant
10,75235,545Jun 3, 2025Jun 4, 2025View →
RXST
RXSIGHT, INC.
SALE10b5-1
10b5-1 plan
7,000$25.71$180.0K24,793Mar 12, 2025Mar 13, 2025View →
RXST
RXSIGHT, INC.
PURCHASEGRANT
Stock grant
2,55431,793Jun 6, 2024Jun 10, 2024View →
SGHT
SIGHT SCIENCES, INC.
PURCHASEGRANT
Stock grant
17,36650,437Jun 6, 2024Jun 10, 2024View →
SGHT
SIGHT SCIENCES, INC.
PURCHASEGRANT
Stock grant
15,0940Jun 8, 2023Jun 9, 2023View →
RXST
RXSIGHT, INC.
PURCHASEGRANT
Stock grant
5,73129,239Jun 1, 2023Jun 5, 2023View →
RXST
RXSIGHT, INC.
PURCHASEGRANT
Stock grant
19,19619,196Jan 19, 2023Jan 23, 2023View →
RXST
RXSIGHT, INC.
PURCHASEGRANT
Stock grant
4,31223,508Jan 19, 2023Jan 23, 2023View →
SGHT
SIGHT SCIENCES, INC.
PURCHASEGRANT
Stock grant
17,9770Jan 8, 2023Jan 10, 2023View →
Other insiders · SGHT
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About this filer
CIK 0001902243
ROLE
Director
PRIMARY
SGHT
COMPANIES
2
ACTIVE SINCE
Jan 2023
MARKETPEEL · /INSIDER/0001902243DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
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