Valentine Keith

SEC Form 4 insider trading activity

Valentine Keith has filed 2 SEC Form 4 filings (4 transaction rows) across 1 company, with disclosures dating back to 2026. 2 of those filings fall inside the rolling window. Most recent filing: Jun 12, 2026.

On the most recent filing, Valentine Keith is listed as Director at Alphatec Holdings, Inc. Inside the rolling window, Valentine Keith reported 3 open-market purchases totaling $996K in ATEC and no open-market sales. The largest disclosed transaction in the window is a purchase of 56,153 ATEC shares on May 7, 2026, worth $421K.

Companies traded

Other insiders at ATEC

Insider Buying

$996K

reported purchases (SEC code P)

Insider Selling

$0

reported sales (SEC code S)

Companies

1

in the rolling window

Source
ATECPurchase$421KMay 11SEC ↗
ATECPurchase$331KMay 11SEC ↗
ATECPurchase$245KMay 11SEC ↗
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Frequently asked questions

How many SEC Form 4 filings has Valentine Keith made?

Valentine Keith has filed 2 SEC Form 4 filings (4 transaction rows) across 1 company since 2026.

Which companies does Valentine Keith trade?

Valentine Keith has filed SEC Form 4 disclosures for 1 company, including ATEC.

When was Valentine Keith's most recent SEC Form 4 filing?

Valentine Keith's most recent SEC Form 4 filing on Tracefour is dated Jun 12, 2026.

What is Valentine Keith's total buy and sell value in the current window?

Inside the rolling retention window, Valentine Keith bought $996K and sold $0 based on SEC Form 4 filings.

What was Valentine Keith's largest disclosed transaction?

The largest disclosed transaction in the current window is a purchase of 56,153 ATEC shares on 2026-05-07, worth $421K, per SEC Form 4 filings.