PRINS RICHARD K
SEC Form 4 insider trading activity
PRINS RICHARD K has filed 5 SEC Form 4 filings (8 transaction rows) across 2 companies, including AMPH, IGC, with disclosures dating back to 2025. 5 of those filings fall inside the rolling window. Most recent filing: Aug 12, 2026.
On the most recent filing, PRINS RICHARD K is listed as Director at Amphastar Pharmaceuticals, Inc. Inside the rolling window, PRINS RICHARD K reported no open-market purchases and 2 open-market sales totaling $275K in AMPH. The largest disclosed transaction in the window is a sale of 7,973 AMPH shares on Aug 11, 2026, worth $162K.
Companies traded
Other insiders at AMPH
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$275K
reported sales (SEC code S)
Companies
2
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has PRINS RICHARD K made?
PRINS RICHARD K has filed 5 SEC Form 4 filings (8 transaction rows) across 2 companies, including AMPH, IGC since 2025.
Which companies does PRINS RICHARD K trade?
PRINS RICHARD K has filed SEC Form 4 disclosures for 2 companies, including AMPH, IGC.
When was PRINS RICHARD K's most recent SEC Form 4 filing?
PRINS RICHARD K's most recent SEC Form 4 filing on Tracefour is dated Aug 12, 2026.
What is PRINS RICHARD K's total buy and sell value in the current window?
Inside the rolling retention window, PRINS RICHARD K bought $0 and sold $275K based on SEC Form 4 filings.
What was PRINS RICHARD K's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 7,973 AMPH shares on 2026-08-11, worth $162K, per SEC Form 4 filings.