InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (4 ops.)
Insider track record
ExecutiveDisclosed buys
0
Disclosed sells
4
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Browse the complete record of transactions filed by Shaffer Mark A, General Secretary. Insider active across 1 company, notably Liquidity Services INC. Aggregated, 21 filings have been logged. Split: 0 buy · 4 sells. Total volume traded: €767k. History available since 11 May 2021. The latest transaction was filed on 21 August 2026 (Levée d'options). Regulator: SEC (Form 4). The full history is openly available.
Companies and markets linked to Shaffer Mark A
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations21 total
771 shares0Common StockSEC:0001677053-26-000012:0
667 shares0Common StockSEC:0001677053-26-000012:1
1,794 shares0Common StockSEC:0001677053-26-000004:0
1,429 shares0Common StockSEC:0001677053-26-000002:0
684 shares0Common StockSEC:0001677053-25-000009:0
1,719 shares@ US$14.002.6% of flowCommon StockSEC:0001677053-25-000007:0
1,550 shares0Common StockSEC:0000950170-25-113817:0
1,757 shares0Common StockSEC:0000950170-25-029168:0
3,633 shares@ US$34.709.7% of flowCommon StockSEC:0000950170-25-019231:0
2,366 shares0Common StockSEC:0000950170-25-007302:0
1,252 shares0Common StockSEC:0000950170-25-002270:0
879 shares0Common StockSEC:0000950170-24-139643:0
7,069 shares@ US$22.3011.2% of flowCommon StockSEC:0000950170-24-101196:0
827 shares@ US$22.571.3% of flowCommon StockSEC:0000950170-24-099611:0
2,083 shares0Common StockSEC:0001209191-24-000916:0
812 shares0Common StockSEC:0001235468-23-000002:0
2,280 shares@ US$4.470.8% of flowCommon StockSEC:0001235468-22-000111:0
5,302 shares0Common StockSEC:0001235468-22-000018:0
812 shares0Common StockSEC:0001235468-22-000008:0
185 shares0Common StockSEC:0001235468-21-000150:0
22,188 shares@ US$26.5960.9% of flowCommon StockSEC:0001235468-21-000116:0
21 of 21 declarations
About Shaffer Mark A
Shaffer Mark A is Director juridique et Secrétaire général, and he is associated with Liquidity Services INC as VP, Gen. Counsel & Secretary. The 19 filings recorded cover transactions from 2021-05-13 to 2026-02-17, and within the recent sampled filings held here, the amounts are entirely on the sell side, totaling 766688 EUR, with Levée d'options as the modal transaction nature.
