MarketPeel
Insider Trading Intelligence
SP

S. Louise Phanstiel

MYGN
DIRECTOR · MYRIAD GENETICS INC · CIK 0001471518
FILING MIX · LIFETIME88%/12%
BUYS
22
SELLS
3
TOTAL VALUE
$4.51M
COMPANIES
2
ACTIVE SINCE
Nov 2020
HOLDINGS NOW
732,604
AVG SELL PX
$16.64
TRADE KIND
SHOWING 25 / 25
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
7 backtested trades · 8 horizons · 12 pending
Forward-return performance of every backtestable P/S trade by S. Louise Phanstiel, 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
7d7+85.71%+4.67%-0.23%+4.90%+6.71%
14d7+85.71%+1.56%-0.71%+2.27%+4.54%
30d7+42.86%+4.97%-1.92%+6.89%-1.18%
60d7+57.14%+11.13%+3.05%+8.09%-2.13%
90d7+42.86%+14.56%+5.39%+34.43%+42.11%
180d7(3 pending)+75.00%+35.18%+7.58%+27.60%+38.69%
1y7(4 pending)+100.00%+15.57%+14.96%+0.61%-17.55%
2y7(5 pending)+100.00%-10.32%+9.64%-19.97%-19.97%
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
MYGN · 341,652 shares · as of Jun 4, 2026
085,413170,826256,239341,652202120222023202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2020
2021
2021
2021
2021
2022
2022
2022
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
2026
FLOW · 22 buys / 3 sellsCOVERAGE · 23 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
BFLY
BUTTERFLY NETWORK, INC.
PURCHASEGRANT
Stock grant
25,447390,952Jun 22, 2026Jun 22, 2026View →
MYGN
MYRIAD GENETICS INC
PURCHASEGRANT
Stock grant
59,701341,652Jun 4, 2026Jun 5, 2026View →
MYGN
MYRIAD GENETICS INC
PURCHASE
48,000$4.66$223.7K281,951Feb 27, 2026Feb 27, 2026View →
MYGN
MYRIAD GENETICS INC
PURCHASE
50,407$4.80$242.1K233,951Feb 26, 2026Feb 27, 2026View →
MYGN
MYRIAD GENETICS INC
PURCHASE
6,100$4.74$28.9K183,544Feb 25, 2026Feb 27, 2026View →
BFLY
BUTTERFLY NETWORK, INC.
PURCHASE
185,261$3.08$571.2K185,261Dec 15, 2025Dec 17, 2025View →
BFLY
BUTTERFLY NETWORK, INC.
PURCHASEGRANT
Stock grant
80,434365,505Jun 13, 2025Jun 17, 2025View →
MYGN
MYRIAD GENETICS INC
PURCHASEGRANT
Stock grant
49,796177,444Jun 5, 2025Jun 6, 2025View →
BFLY
BUTTERFLY NETWORK, INC.
SALE
60,049$1.96$117.8K0Sep 13, 2024Sep 13, 2024View →
BFLY
BUTTERFLY NETWORK, INC.
PURCHASEGRANT
Stock grant
157,894285,071Jun 10, 2024Jun 12, 2024View →
MYGN
MYRIAD GENETICS INC
PURCHASEGRANT
Stock grant
15,695127,648Jun 6, 2024Jun 7, 2024View →
BFLY
BUTTERFLY NETWORK, INC.
PURCHASEGRANT
Stock grant
65,789127,177Jun 20, 2023Jun 22, 2023View →
MYGN
MYRIAD GENETICS INC
PURCHASEGRANT
Stock grant
15,151111,953Jun 1, 2023Jun 2, 2023View →
BFLY
BUTTERFLY NETWORK, INC.
PURCHASEGRANT
Stock grant
48,23161,388Jun 17, 2022Jun 22, 2022View →
MYGN
MYRIAD GENETICS INC
PURCHASEGRANT
Stock grant
17,27596,802Jun 2, 2022Jun 2, 2022View →
MYGN
MYRIAD GENETICS INC
SALE
47,881$35.04$1.68M61,646Aug 5, 2021Aug 6, 2021View →
MYGN
MYRIAD GENETICS INC
SALE
30,0000Aug 5, 2021Aug 6, 2021View →
MYGN
MYRIAD GENETICS INC
PURCHASE
30,000$25.39$761.7K109,527Aug 5, 2021Aug 6, 2021View →
MYGN
MYRIAD GENETICS INC
PURCHASE
30,000$21.29$638.7K91,646Aug 5, 2021Aug 6, 2021View →
BFLY
BUTTERFLY NETWORK, INC.
PURCHASEGRANT
Stock grant
21,64521,645Jul 1, 2021Jul 2, 2021View →
MYGN
MYRIAD GENETICS INC
PURCHASEGRANT
Stock grant
12,84879,527Jun 3, 2021Jun 4, 2021View →
BFLY
BUTTERFLY NETWORK, INC.
PURCHASEGRANT
Stock grant
13,15713,157Feb 16, 2021Feb 16, 2021View →
BFLY
BUTTERFLY NETWORK, INC.
PURCHASEGRANT
Stock grant
60,04960,049Feb 12, 2021Feb 16, 2021View →
MYGN
MYRIAD GENETICS INC
PURCHASEGRANT
Stock grant
15,88982,679Dec 4, 2020Dec 7, 2020View →
MYGN
MYRIAD GENETICS INC
PURCHASE
15,000$16.62$249.3K66,790Nov 11, 2020Nov 12, 2020View →
Other insiders · MYGN
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About this filer
CIK 0001471518
ROLE
Director
PRIMARY
MYGN
COMPANIES
2
ACTIVE SINCE
Nov 2020
MARKETPEEL · /INSIDER/0001471518DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
FREE · DAILY · 6 AM ET

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