InsiderClue
Stocks · Health care · Surgical & Medical Instruments & Apparatus

Alphatec Holdings, Inc.

ATEC Clue Score54
United States Fiscal year ends December CIK 0001350653 Results filed 29 Oct 2026
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What the insiders did Net selling

Individual transactions

42
Insider
Date
Role
Action
Shares
Price
Amount
David M Demski
30 Oct 2026
Director
Buy
60,000
$6.81
$408.60K
Patrick Miles
10 Sep 2026
CEO
Buy
115,000
$8.81
$1.01M
Keith Valentine
11 May 2026
Director
Buy
35,000
$7.00
$245.00K
Keith Valentine
8 May 2026
Director
Buy
43,847
$7.54
$330.61K
Keith Valentine
7 May 2026
Director
Buy
56,153
$7.49
$420.59K
David R Pelizzon
23 Aug 2024
Director
Buy
16,978
$5.89
$100.00K
Evan Bakst
23 Aug 2024
Director
Buy indirect
35,000
$5.76
$201.60K
David R Pelizzon
22 Aug 2024
Director
Buy
8,818
$5.67
$50.00K
David M Demski
21 Aug 2024
Director
Buy
50,000
$5.67
$283.50K
Keith Valentine
2 Aug 2024
Director
Buy
39,000
$6.55
$255.45K
David M Demski
2 Aug 2024
Director
Buy
40,000
$6.56
$262.40K
Evan Bakst
14 Mar 2024
Director
Buy indirect
15,000
$13.53
$202.95K
Quentin S. Blackford
7 Mar 2024
Director
Buy
20,000
$12.83
$256.60K
David M Demski
9 Nov 2023
Director
Buy
30,000
$10.50
$315.00K
Jennifer N. Pritzker
10 Aug 2023
10% owner
Buy indirect
1,000
$14.95
$14.95K
Jennifer N. Pritzker
10 Aug 2023
10% owner
Buy indirect
1,000
$14.95
$14.95K
Jennifer N. Pritzker
10 Aug 2023
10% owner
Buy
2,400
$14.99
$35.98K
Jennifer N. Pritzker
8 Aug 2023
10% owner
Buy indirect
1,350
$15.56
$21.01K
Jennifer N. Pritzker
10 May 2023
10% owner
Buy indirect
1,000
$15.71
$15.71K
Jennifer N. Pritzker
10 May 2023
10% owner
Buy indirect
1,000
$15.71
$15.71K
Jennifer N. Pritzker
10 May 2023
10% owner
Buy
2,400
$15.57
$37.37K
Jennifer N. Pritzker
9 May 2023
10% owner
Buy indirect
1,200
$15.26
$18.31K
David R Pelizzon
13 Mar 2023
Director
Buy
3,100
$15.24
$47.24K
Jennifer N. Pritzker
7 Mar 2023
10% owner
Buy
3,000
$15.93
$47.79K
Jennifer N. Pritzker
6 Mar 2023
10% owner
Buy indirect
1,550
$15.87
$24.60K
Jennifer N. Pritzker
10 Aug 2022
10% owner
Buy indirect
2,000
$8.04
$16.08K
Jennifer N. Pritzker
10 Aug 2022
10% owner
Buy
2,000
$8.10
$16.20K
Jennifer N. Pritzker
9 Aug 2022
10% owner
Buy indirect
2,100
$7.85
$16.49K
Jennifer N. Pritzker
9 Aug 2022
10% owner
Buy
2,000
$7.97
$15.94K
James L L Tullis
15 Jun 2022
Director
Buy
7,500
$6.76
$50.70K
Paul Segal
15 Jun 2022
10% owner
Buy
50,000
$6.87
$343.50K
Paul Segal
14 Jun 2022
10% owner
Buy
50,000
$6.95
$347.50K
Paul Segal
10 Jun 2022
10% owner
Buy
200
$7.10
$1.42K
Paul Segal
9 Jun 2022
10% owner
Buy
71,129
$7.18
$510.71K
Mortimer Berkowitz III
9 Jun 2022
Director
Buy
16,000
$7.20
$115.20K
Jennifer N. Pritzker
16 May 2022
10% owner
Buy indirect
2,000
$8.32
$16.64K
Jennifer N. Pritzker
13 May 2022
10% owner
Buy
4,000
$7.96
$31.84K
Jennifer N. Pritzker
11 Mar 2022
10% owner
Buy indirect
1,100
$10.64
$11.70K
Jennifer N. Pritzker
8 Mar 2022
10% owner
Buy indirect
1,000
$11.45
$11.45K
Jennifer N. Pritzker
8 Mar 2022
10% owner
Buy indirect
1,000
$11.46
$11.46K
Jennifer N. Pritzker
8 Mar 2022
10% owner
Buy
1,000
$11.39
$11.39K
Jennifer N. Pritzker
8 Mar 2022
10% owner
Buy
1,000
$11.45
$11.45K
Showing 250 of 349 transactions. The figures above use every one of them.

What was left out

Form 4 filings counted 508
Amendments (4/A) skipped 6
Filings about a different issuer 0
Unreadable filings 0
Joint filings 7
Sales on a Rule 10b5-1 plan 89
Sales straight out of an exercise 9
Sales at will 122
Transactions with no price 1
Shares from compensation/vesting 57,219,776
Sales filed before the plan box existed 85
History held since 10 Oct 2006