Shaffer Mark A
Chief Legal Officer & Corp Sec
Shaffer Mark A has filed 9 SEC Form 4 filings (33 transaction rows) across 1 company, with disclosures dating back to 2025. 9 of those filings fall inside the rolling window. Most recent filing: Aug 25, 2026.
On the most recent filing, Shaffer Mark A is listed as VP, Gen. Counsel & Secretary at LIQUIDITY SERVICES INC. Inside the rolling window, Shaffer Mark A reported no open-market purchases and 3 open-market sales totaling $1.8M in LQDT. The largest disclosed transaction in the window is a sale of 45,246 LQDT shares on May 22, 2026, worth $1.5M.
Companies traded
Other insiders at LQDT
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$1.8M
reported sales (SEC code S)
Companies
1
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has Shaffer Mark A made?
Shaffer Mark A has filed 9 SEC Form 4 filings (33 transaction rows) across 1 company since 2025.
Which companies does Shaffer Mark A trade?
Shaffer Mark A has filed SEC Form 4 disclosures for 1 company, including LQDT.
When was Shaffer Mark A's most recent SEC Form 4 filing?
Shaffer Mark A's most recent SEC Form 4 filing on Tracefour is dated Aug 25, 2026.
What is Shaffer Mark A's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Shaffer Mark A is listed as Chief Legal Officer & Corp Sec.
What is Shaffer Mark A's total buy and sell value in the current window?
Inside the rolling retention window, Shaffer Mark A bought $0 and sold $1.8M based on SEC Form 4 filings.
What was Shaffer Mark A's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 45,246 LQDT shares on 2026-05-22, worth $1.5M, per SEC Form 4 filings.