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Alphatec Holdings, Inc.

ATEC Net selling
CIK 0001350653 #2272 in the set updated 17 Sep 2026
Bought (12 mo)
$2.01M
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$99.27M
$21.26M on a plan · $495.00K straight out of an exercise
Sold at will
$77.52M
24 of 46 sales
Net
−$97.26M
−$75.51M against sales at will

By person

17 insiders · 59 transactions
71.1×

Patrick S. Miles holds 71.1 times base salary in stock. $54.22M of shares against $762.00K in salary for 2025.

Salary from the company's own proxy. The shares are what Patrick S. Miles last reported holding, valued at $8.81, the price Common Stock was last bought or sold at on the open market here, on 10 Sep 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Pelizzon David R
Director
$20.57M (5)
−$20.57M
10,773,884
6.98%
$94.92M
−8.1%
Pritzker Jennifer N.
10% owner
$15.65M (4)
−$15.65M
10,645,045
6.89%
$93.78M
−6.6%
Squadron Capital Holdings LLC entity
10% owner
$15.65M (4)
−$15.65M
10,645,045
6.89%
$93.78M
−6.6%
Squadron Capital LLC entity
10% owner
$15.65M (4)
−$15.65M
10,645,045
6.89%
$93.78M
−6.6%
Miles Patrick
CEO
$1.01M (1)
$7.60M (4) scheduled
−$6.59M
6,154,451
3.98%
$54.22M
+6.7%
Sponsel David
EVP, SALES
$6.59M (7) scheduled
−$6.59M
504,932
0.3269%
$4.45M
−14.9%
Hunsaker Craig E
EVP, PEOPLE & CULTURE
$4.66M (5) scheduled
−$4.66M
1,725,609
1.12%
$15.20M
+51.1%
Lish Scott
CHIEF OPERATING OFFICER
$4.32M (4)
−$4.32M
815,704
0.5281%
$7.19M
+46.5%
Rydin Jeffrey P
Director
$3.86M (1)
−$3.86M
385,441
0.2496%
$3.40M
−32.4%
Marshall Tyson Eliot
GENERAL COUNSEL & CORP. SEC.
$3.05M (5) scheduled
−$3.05M
630,398
0.4082%
$5.55M
+156.6%
Valentine Keith
Director
$996.19K (3)
+$996.19K
264,283
0.1711%
$2.33M
+221.7%
Koning John Todd
CHIEF FINANCIAL OFFICER
$986.19K (1) scheduled
−$986.19K
600,721
0.3889%
$5.29M
+66.4%
Demski David M
Director
$636.00K (1)
−$636.00K
431,635
0.2795%
$3.80M
+49.6%
MCGINNIS KAREN K
Director
$48.46K (1) scheduled
−$48.46K
94,671
0.0613%
$834.05K
−1.2%
Berkowitz Mortimer III
Director
650,062
0.4209%
$5.73M
−2.3%
Blackford Quentin S.
Director
600,381
0.3887%
$5.29M
+1.9%
WOODS WARD W JR
Director
154,291
0.0999%
$1.36M
+10.9%
Insider
Date
Role
Action
Shares
Price
Amount
Lish Scott
20 Nov 2025
CHIEF OPERATING OFFICER
Sold after exercise
25,000
$19.80
$495.00K

What was left out

Form 4 filings counted 59
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 21
Sales straight out of an exercise 1
Sales at will 24
Transactions with no price 0
Shares from compensation/vesting 3,824,808
History held since 18 Nov 2016