Higashi Emiko
SEC Form 4 insider trading activity
Higashi Emiko has filed 3 SEC Form 4 filings (4 transaction rows) across 1 company, with disclosures dating back to 2026. 3 of those filings fall inside the rolling window. Most recent filing: Jun 3, 2026.
On the most recent filing, Higashi Emiko is listed as Director at RAMBUS INC. Inside the rolling window, Higashi Emiko reported no open-market purchases and 2 open-market sales totaling $2.4M in RMBS. The largest disclosed transaction in the window is a sale of 10,000 RMBS shares on Jun 2, 2026, worth $1.6M.
Companies traded
Other insiders at RMBS
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$2.4M
reported sales (SEC code S)
Companies
1
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has Higashi Emiko made?
Higashi Emiko has filed 3 SEC Form 4 filings (4 transaction rows) across 1 company since 2026.
Which companies does Higashi Emiko trade?
Higashi Emiko has filed SEC Form 4 disclosures for 1 company, including RMBS.
When was Higashi Emiko's most recent SEC Form 4 filing?
Higashi Emiko's most recent SEC Form 4 filing on Tracefour is dated Jun 3, 2026.
What is Higashi Emiko's total buy and sell value in the current window?
Inside the rolling retention window, Higashi Emiko bought $0 and sold $2.4M based on SEC Form 4 filings.
What was Higashi Emiko's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 10,000 RMBS shares on 2026-06-02, worth $1.6M, per SEC Form 4 filings.