David Sponsel

EVP, Sales, Alphatec Holdings, Inc.

Bought, 12 months

$0.0M

Sold, 12 months

$3.3M

Companies

Latest trade

Mar 11, 2026

Companies

Alphatec Holdings, Inc.EVP, Sales −$4.5M

Trades

ATEC Sold 163,452 shares at $12.52 · planned $2.0M Mar 11

ATEC Sold 60,425 shares at $13.79 · planned $0.8M Feb 5

ATEC Sold 21,106 shares at $20.79 · planned $0.4M Dec 10

ATEC Sold 988 shares at $21.45 $0.0M Dec 8

ATEC Sold 70,000 shares at $16.18 · planned $1.1M Oct 24

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.