Cerio Jeffrey
General Counsel
Cerio Jeffrey 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: Jul 17, 2026.
On the most recent filing, Cerio Jeffrey is listed as General Counsel at Korro Bio, Inc. Inside the rolling window, Cerio Jeffrey reported no open-market purchases and 1 open-market sale totaling $72K in KRRO.
Companies traded
Other insiders at KRRO
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$72K
reported sales (SEC code S)
Companies
1
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has Cerio Jeffrey made?
Cerio Jeffrey has filed 3 SEC Form 4 filings (3 transaction rows) across 1 company since 2025.
Which companies does Cerio Jeffrey trade?
Cerio Jeffrey has filed SEC Form 4 disclosures for 1 company, including KRRO.
When was Cerio Jeffrey's most recent SEC Form 4 filing?
Cerio Jeffrey's most recent SEC Form 4 filing on Tracefour is dated Jul 17, 2026.
What is Cerio Jeffrey's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Cerio Jeffrey is listed as General Counsel.
What is Cerio Jeffrey's total buy and sell value in the current window?
Inside the rolling retention window, Cerio Jeffrey bought $0 and sold $72K based on SEC Form 4 filings.
What was Cerio Jeffrey's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 6,609 KRRO shares on 2026-06-16, worth $72K, per SEC Form 4 filings.