Sponsel David
EVP, SALES
Sponsel David has filed 7 SEC Form 4 filings (10 transaction rows) across 1 company, with disclosures dating back to 2025. 6 of those filings fall inside the rolling window. Most recent filing: Mar 13, 2026.
On the most recent filing, Sponsel David is listed as EVP, SALES at Alphatec Holdings, Inc. Inside the rolling window, Sponsel David reported no open-market purchases and 5 open-market sales totaling $4.5M in ATEC. The largest disclosed transaction in the window is a sale of 163,452 ATEC shares on Mar 11, 2026, worth $2.0M.
Companies traded
Other insiders at ATEC
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$4.5M
reported sales (SEC code S)
Companies
1
in the rolling window
Earlier trades
Open-market purchases and sales filed before the rolling 365-day window, kept from the original Form 4 filings.
Frequently asked questions
How many SEC Form 4 filings has Sponsel David made?
Sponsel David has filed 7 SEC Form 4 filings (10 transaction rows) across 1 company since 2025.
Which companies does Sponsel David trade?
Sponsel David has filed SEC Form 4 disclosures for 1 company, including ATEC.
When was Sponsel David's most recent SEC Form 4 filing?
Sponsel David's most recent SEC Form 4 filing on Tracefour is dated Mar 13, 2026.
What is Sponsel David's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Sponsel David is listed as EVP, SALES.
What is Sponsel David's total buy and sell value in the current window?
Inside the rolling retention window, Sponsel David bought $0 and sold $4.5M based on SEC Form 4 filings.
What was Sponsel David's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 163,452 ATEC shares on 2026-03-11, worth $2.0M, per SEC Form 4 filings.