John Todd Koning is CHIEF FINANCIAL OFFICER of Alphatec Holdings, Inc.. Currently has a direct ownership of 393,356 shares of ATEC, which is worth approximately $4.26 Million. The most recent transaction as insider was on Apr 24, 2024, when has been sold 37,500 shares (Common Stock) at a price of $12.82 per share, resulting in proceeds of $480,750. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 393K
8.7% 3M change
5.34% 12M change
Total Value Held $4.26 Million

John Todd Koning Transaction History

Date Transaction Value Shares Traded Shares Held Form
Apr 24 2024
SELL
Open market or private sale
$480,750 $12.82 p/Share
37,500 Reduced 8.7%
393,356 Common Stock
Mar 01 2024
SELL
Open market or private sale
$1,617,293 $13.3 p/Share
121,601 Reduced 22.01%
430,856 Common Stock
Feb 21 2024
BUY
Grant, award, or other acquisition
-
31,746 Added 5.43%
552,457 Common Stock
Feb 01 2024
SELL
Payment of exercise price or tax liability
$407,876 $16.68 p/Share
24,453 Reduced 4.49%
520,711 Common Stock
Feb 01 2024
BUY
Grant, award, or other acquisition
-
129,612 Added 19.21%
545,164 Common Stock
Apr 20 2023
SELL
Open market or private sale
$270,930 $16.42 p/Share
16,500 Reduced 3.82%
415,552 Common Stock
Feb 27 2023
SELL
Open market or private sale
$332,100 $14.76 p/Share
22,500 Reduced 4.95%
432,052 Common Stock
Feb 22 2023
SELL
Open market or private sale
$185,565 $14.2 p/Share
13,068 Reduced 2.7%
470,644 Common Stock
Feb 01 2023
BUY
Grant, award, or other acquisition
-
187,451 Added 27.93%
483,712 Common Stock
Apr 28 2022
SELL
Payment of exercise price or tax liability
$185,702 $11.54 p/Share
16,092 Reduced 5.43%
280,169 Common Stock
Mar 18 2022
SELL
Payment of exercise price or tax liability
$115,767 $10.94 p/Share
10,582 Reduced 3.45%
296,261 Common Stock
Feb 24 2022
BUY
Grant, award, or other acquisition
-
110,161 Added 26.42%
306,843 Common Stock
Dec 16 2021
BUY
Open market or private purchase
$55,850 $11.17 p/Share
5,000 Added 2.48%
196,682 Common Stock
Apr 19 2021
BUY
Grant, award, or other acquisition
-
190,000 Added 50.0%
190,000 Common Stock

Also insider at

MASI
MASIMO CORP Healthcare
JTK

John Todd Koning

CHIEF FINANCIAL OFFICER
Irvine, CA

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