Sponsel David

CIK: 0001772837EVP, SALES
Officer

Sponsel David is a corporate insider (EVP, SALES) at Alphatec Holdings, Inc. (ATEC) filing SEC Form 4 transactions. 67 transactions, totaling $49,610 in purchases and $10,848,683 in sales. Source: SEC EDGAR.

Total Transactions
67
Total Buy Value
$50K
Total Sell Value
$10.85M
Net Activity
$-10.80M
Last Transaction
Mar 2026
Companies
1

Companies

Transaction History

Source: SEC EDGAR Form 4 insider transaction filings.

Type
Sale
Shares
163,452
Price
$12.52
Value
$2.05M
Type
Award
Shares
46,705
Price
-
Value
-
Type
Award
Shares
46,705
Price
-
Value
-
Type
Award
Shares
20,380
Price
-
Value
-
Type
Award
Shares
93,410
Price
-
Value
-
Type
Award
Shares
205,094
Price
-
Value
-
Type
Sale
Shares
60,425
Price
$13.79
Value
$833K
Type
Sale
Shares
21,106
Price
$20.79
Value
$439K
Type
Sale
Shares
988
Price
$21.45
Value
$21K
Type
Sale
Shares
70,000
Price
$16.18
Value
$1.13M
Type
Sale
Shares
2,555
Price
$15.34
Value
$39K
Type
Sale
Shares
137,445
Price
$15.09
Value
$2.07M
Type
Tax Payment
Shares
982
Price
$15.34
Value
$15K
Type
Award
Shares
3,866
Price
-
Value
-
Type
Sale
Shares
33,732
Price
$10.83
Value
$365K
Type
Sale
Shares
19,419
Price
$10.41
Value
$202K
Type
Sale
Shares
12,946
Price
$10.73
Value
$139K
Type
Sale
Shares
36,256
Price
$11.42
Value
$414K
Type
Award
Shares
21,106
Price
-
Value
-
Type
Award
Shares
114,322
Price
-
Value
-