S. Louise Phanstiel

Director, Butterfly Network, Inc.; Director, Myriad Genetics Inc

Bought, 12 months

$2.1M

Sold, 12 months

$0.0M

Companies

Latest trade

Aug 14, 2026

Companies

Butterfly Network, Inc.Director +$1.6M Myriad Genetics IncDirector +$0.5M

Trades

BFLY Bought 115,200 shares at $8.68 $1.0M Aug 14

MYGN Bought 48,000 shares at $4.66 $0.2M Feb 27

MYGN Bought 50,407 shares at $4.80 $0.2M Feb 26

MYGN Bought 6,100 shares at $4.74 $0.0M Feb 25

BFLY Bought 185,261 shares at $3.08 $0.6M Dec 15

Open-market trades from SEC Form 4 only: no grants, option exercises or gifts. People are matched by the name on their filings, so two people with the same name share this page. For information only — not investment advice.