Vander Ploeg David

SEC Form 4 insider trading activity

Vander Ploeg David has filed 3 SEC Form 4 filings (3 transaction rows) across 1 company, with disclosures dating back to 2025. 3 of those filings fall inside the rolling window. Most recent filing: Aug 13, 2026.

On the most recent filing, Vander Ploeg David is listed as Director at Knight-Swift Transportation Holdings Inc. Inside the rolling window, Vander Ploeg David reported no open-market purchases and 1 open-market sale totaling $115K in KNX.

Companies traded

Other insiders at KNX

Insider Buying

$0

reported purchases (SEC code P)

Insider Selling

$115K

reported sales (SEC code S)

Companies

1

in the rolling window

Source
KNX
Vander Ploeg David
Sale$115KAug 13SEC ↗
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Frequently asked questions

How many SEC Form 4 filings has Vander Ploeg David made?

Vander Ploeg David has filed 3 SEC Form 4 filings (3 transaction rows) across 1 company since 2025.

Which companies does Vander Ploeg David trade?

Vander Ploeg David has filed SEC Form 4 disclosures for 1 company, including KNX.

When was Vander Ploeg David's most recent SEC Form 4 filing?

Vander Ploeg David's most recent SEC Form 4 filing on Tracefour is dated Aug 13, 2026.

What is Vander Ploeg David's total buy and sell value in the current window?

Inside the rolling retention window, Vander Ploeg David bought $0 and sold $115K based on SEC Form 4 filings.

What was Vander Ploeg David's largest disclosed transaction?

The largest disclosed transaction in the current window is a sale of 2,200 KNX shares on 2026-08-12, worth $115K, per SEC Form 4 filings.