ATEC

ATEC · Alphatec Holdings Inc. Common Stock

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September 25, 2026

Alphatec Appoints Tommy Carls as EVP for Data Intelligence. Alphatec Holdings has named Tommy Carls as Executive Vice President of Data Intelligence and Strategy. This leadership addition focuses on the company's data capabilities and strategic direction. The stock is currently trading within its 52-week range, with analyst targets averaging $15.79.

this person other insiders at ATEC

Insiders & Stakes

L-5 Healthcare Partners, LLC
10% Owner
11,081,538
Shares held
Squadron Capital LLC
10% Owner
10,645,045
Shares held
Squadron Capital Holdings LLC10,645,045
Shares held
Pritzker Jennifer N.
10% Owner
10,645,045
Shares held
Miles Patrick
CEO
5,893,551
Shares held
Hunsaker Craig E
EVP, People/Culture & GC
1,725,609
Shares held
Lish Scott
SVP, Development
815,704
Shares held
Snider Brian
EVP, Strat. Mktg. & Prod. Dev.
655,382
Shares held
Berkowitz Mortimer III
Director
650,062
Shares held
Marshall Tyson Eliot
GENERAL COUNSEL & CORP. SEC.
630,398
Shares held
Koning John Todd
Chief Financial Officer
600,721
Shares held
Quentin S. Blackford
Director
600,381
Shares held
James L. L. Tullis
10% Owner
563,831
Shares held
Howell Kelli Mari
EVP, Clinical Strategies
540,098
Shares held
Sponsel David
EVP, Sales
504,932
Shares held
Demski David M431,635
Shares held
Rydin Jeffrey P
Director
385,441
Shares held
David R. Pelizzon
Director
378,839
Shares held
Valentine Keith
President & CEO
264,283
Shares held
Carls Thomas Andrew
EVP, Data & Imaging Solutions
202,520
Shares held
WOODS WARD W JR
Director
154,291
Shares held
Segal Paul100,000
Shares held
Karen K. McGinnis
Director
94,671
Shares held
Mowry David H
Director
92,381
Shares held
Hochberg Jason
Director
84,375
Shares held
Meynadier Marie
Director
59,126
Shares held
Bakst Evan
Director
50,000
Shares held
Altman Elizabeth Ann
Director
41,066
Shares held
Barnett Andy
Director
18,546
Shares held

Transaction History

Carls Thomas Andrew▲ Buy$0
Miles Patrick▲ Buy$1.0M
Marshall Tyson Eliot▼ Sell$79K
Karen K. McGinnis▼ Sell$48K
Quentin S. Blackford▲ Buy$0
Valentine Keith▲ Buy$0
David R. Pelizzon▲ Buy$0
Berkowitz Mortimer III▲ Buy$0
Demski David M▲ Buy$0
Karen K. McGinnis▲ Buy$0
Valentine Keith▲ Buy$245K
Valentine Keith▲ Buy$331K
Valentine Keith▲ Buy$421K
Marshall Tyson Eliot▲ Buy$30K
Marshall Tyson Eliot▲ Buy$25K
Marshall Tyson Eliot▲ Buy$42K
Marshall Tyson Eliot▲ Buy$161K
Marshall Tyson Eliot▼ Sell$258K
Lish Scott▼ Sell$3.2M
Koning John Todd▼ Sell$986K
Sponsel David▼ Sell$2.0M
Hunsaker Craig E▼ Sell$1.0M
Hunsaker Craig E▼ Sell$0
Hunsaker Craig E▼ Sell$411K
Koning John Todd▼ Sell$866K
Marshall Tyson Eliot▼ Sell$1.1M
Miles Patrick▼ Sell$2.8M
Lish Scott▲ Buy$0
Lish Scott▲ Buy$0
Miles Patrick▲ Buy$0
Koning John Todd▲ Buy$0
Sponsel David▲ Buy$0
Koning John Todd▲ Buy$0
Marshall Tyson Eliot▲ Buy$0
Miles Patrick▲ Buy—
Sponsel David▲ Buy$0
Lish Scott▲ Buy—
Marshall Tyson Eliot▲ Buy$0
Koning John Todd▲ Buy—
Sponsel David▲ Buy—
Hunsaker Craig E▲ Buy$0
Hunsaker Craig E▲ Buy$0
Hunsaker Craig E▲ Buy—
Miles Patrick▲ Buy$0
Marshall Tyson Eliot▲ Buy—
Hunsaker Craig E▲ Buy$61K
Hunsaker Craig E▲ Buy$202K
Hunsaker Craig E▲ Buy$210K
Hunsaker Craig E▲ Buy$65K
Hunsaker Craig E▼ Sell$538K
Sponsel David▼ Sell$833K
Hunsaker Craig E▼ Sell$550K
Miles Patrick▼ Sell$2.1M
Lish Scott▼ Sell$391K
David R. Pelizzon▼ Sell$4.9M
Demski David M▼ Sell$636K
Hunsaker Craig E▼ Sell$679K
Sponsel David▼ Sell$439K
David R. Pelizzon▼ Sell$606K
Squadron Capital LLC▼ Sell$606K
Squadron Capital Holdings LLC▼ Sell$606K
Pritzker Jennifer N.▼ Sell$606K
David R. Pelizzon▼ Sell$4.7M
Squadron Capital LLC▼ Sell$4.7M
Koning John Todd▼ Sell$327K
Miles Patrick▼ Sell$615K
Sponsel David▼ Sell$21K
Squadron Capital Holdings LLC▼ Sell$4.7M
Pritzker Jennifer N.▼ Sell$4.7M
Lish Scott▼ Sell$233K
Marshall Tyson Eliot▼ Sell$213K
Marshall Tyson Eliot▼ Sell$278K
Miles Patrick▼ Sell$2.2M
Pritzker Jennifer N.▼ Sell$5.2M
Squadron Capital Holdings LLC▼ Sell$5.2M
Squadron Capital LLC▼ Sell$5.2M
David R. Pelizzon▼ Sell$5.2M
Marshall Tyson Eliot▼ Sell$1.4M
Lish Scott▲ Buy$91K
Lish Scott▼ Sell$495K
Pritzker Jennifer N.▼ Sell$5.2M
David R. Pelizzon▼ Sell$5.2M
Squadron Capital LLC▼ Sell$5.2M
Squadron Capital Holdings LLC▼ Sell$5.2M
Miles Patrick▼ Sell$1.9M
Rydin Jeffrey P▼ Sell$3.9M
Hunsaker Craig E▼ Sell$2.0M
Sponsel David▼ Sell$1.1M
Lish Scott▲ Buy$45K
Miles Patrick▼ Sell$1.4M
Sponsel David▼ Sell$39K
Sponsel David▼ Sell$2.1M
Berkowitz Mortimer III▼ Sell$998K
Miles Patrick▼ Sell$4.7M
Lish Scott▼ Sell$101K
Miles Patrick▼ Sell$0
Lish Scott▼ Sell$149K
Koning John Todd▼ Sell$82K
Hunsaker Craig E▼ Sell$167K
Sponsel David▼ Sell$15K
Hunsaker Craig E▼ Sell$750K
Lish Scott▼ Sell$250K
Marshall Tyson Eliot▼ Sell$147K
Marshall Tyson Eliot▼ Sell$122K
Lish Scott▼ Sell$250K
Lish Scott▼ Sell$452K
Marshall Tyson Eliot▼ Sell$155K
Marshall Tyson Eliot▼ Sell$18K
Lish Scott▼ Sell$48K
Lish Scott▼ Sell$252K
Berkowitz Mortimer III▲ Buy$0
Demski David M▲ Buy$0
David R. Pelizzon▲ Buy$0
Karen K. McGinnis▲ Buy$0
Karen K. McGinnis▼ Sell$48K
WOODS WARD W JR▲ Buy$0
Valentine Keith▲ Buy$0
Rydin Jeffrey P▲ Buy$0
Quentin S. Blackford▲ Buy$0
Hunsaker Craig E▼ Sell$172K
Hunsaker Craig E▼ Sell$2.3M
Lish Scott▼ Sell$720K
Lish Scott▼ Sell$145K
Quentin S. Blackford▼ Sell$0
Koning John Todd▼ Sell$402K
Marshall Tyson Eliot▲ Buy—
Hunsaker Craig E▲ Buy—
Lish Scott▲ Buy—
Miles Patrick▲ Buy—
Koning John Todd▲ Buy—
Sponsel David▲ Buy—
Koning John Todd▼ Sell$1.6M
Lish Scott▼ Sell$272K
Miles Patrick▼ Sell$135K
Sponsel David▼ Sell$365K
Marshall Tyson Eliot▼ Sell$318K
Miles Patrick▼ Sell$802K
Karen K. McGinnis▼ Sell$470K
Lish Scott▼ Sell$279K
Miles Patrick▼ Sell$353K
Sponsel David▼ Sell$202K
Miles Patrick▼ Sell$1.0M
Sponsel David▼ Sell$139K
Lish Scott▼ Sell$315K
Miles Patrick▼ Sell$519K
Sponsel David▼ Sell$414K
Miles Patrick▼ Sell$521K
Sponsel David▲ Buy$0
Sponsel David▲ Buy—
Marshall Tyson Eliot▲ Buy—
Sponsel David▲ Buy$0
Miles Patrick▲ Buy$0
Miles Patrick▲ Buy$0
Miles Patrick▲ Buy—
Miles Patrick▼ Sell$602K
Hunsaker Craig E▲ Buy$0
Hunsaker Craig E▲ Buy$0
Hunsaker Craig E▲ Buy—
Lish Scott▲ Buy$0
Lish Scott▲ Buy$0
Lish Scott▲ Buy—
Koning John Todd▲ Buy$0
Koning John Todd▲ Buy$0
Koning John Todd▲ Buy—
Marshall Tyson Eliot▲ Buy$0
Marshall Tyson Eliot▲ Buy$0
Miles Patrick▼ Sell$80K
Sponsel David▼ Sell$624K
Sponsel David▼ Sell$2K
Demski David M▲ Buy—
Sponsel David▼ Sell$601K
Hunsaker Craig E▲ Buy$98K
Hunsaker Craig E▲ Buy$4K
Hunsaker Craig E▲ Buy$122K
Hunsaker Craig E▼ Sell$223K
Miles Patrick▼ Sell$505K
Quentin S. Blackford▼ Sell$0
Miles Patrick▼ Sell$501K
Bakst Evan▲ Buy$202K
David R. Pelizzon▲ Buy$100K
David R. Pelizzon▲ Buy$50K
Demski David M▲ Buy$284K
Lish Scott▲ Buy$39K
Lish Scott▲ Buy$161K
Demski David M▲ Buy$262K
Valentine Keith▲ Buy$255K
Valentine Keith▲ Buy$0
Valentine Keith▲ Buy$0
Berkowitz Mortimer III▲ Buy$0
WOODS WARD W JR▲ Buy$0
Demski David M▲ Buy$0
David R. Pelizzon▲ Buy$0
Quentin S. Blackford▲ Buy$0
Karen K. McGinnis▲ Buy$0
Bakst Evan▲ Buy$0
Rydin Jeffrey P▲ Buy$0
Marshall Tyson Eliot▼ Sell$547K
Koning John Todd▼ Sell$481K
Bakst Evan▲ Buy$203K
Quentin S. Blackford▲ Buy$257K

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