Guerrero Ramiro

SEC Form 4 insider trading activity

Guerrero Ramiro has filed 3 SEC Form 4 filings (5 transaction rows) across 1 company, with disclosures dating back to 2026. 3 of those filings fall inside the rolling window. Most recent filing: Sep 1, 2026.

On the most recent filing, Guerrero Ramiro is listed as Director at MAIA Biotechnology, Inc. Inside the rolling window, Guerrero Ramiro reported 5 open-market purchases totaling $203K in MAIA and no open-market sales. The largest disclosed transaction in the window is a purchase of 78,239 MAIA shares on Aug 27, 2026, worth $109K.

Companies traded

Other insiders at MAIA

Insider Buying

$203K

reported purchases (SEC code P)

Insider Selling

$0

reported sales (SEC code S)

Companies

1

in the rolling window

Source
MAIAPurchase$12KSep 1SEC ↗
MAIAPurchase$109KSep 1SEC ↗
MAIAPurchase$63KSep 1SEC ↗
MAIAPurchase$2KAug 26SEC ↗
MAIAPurchase$16KAug 24SEC ↗

Frequently asked questions

How many SEC Form 4 filings has Guerrero Ramiro made?

Guerrero Ramiro has filed 3 SEC Form 4 filings (5 transaction rows) across 1 company since 2026.

Which companies does Guerrero Ramiro trade?

Guerrero Ramiro has filed SEC Form 4 disclosures for 1 company, including MAIA.

When was Guerrero Ramiro's most recent SEC Form 4 filing?

Guerrero Ramiro's most recent SEC Form 4 filing on Tracefour is dated Sep 1, 2026.

What is Guerrero Ramiro's total buy and sell value in the current window?

Inside the rolling retention window, Guerrero Ramiro bought $203K and sold $0 based on SEC Form 4 filings.

What was Guerrero Ramiro's largest disclosed transaction?

The largest disclosed transaction in the current window is a purchase of 78,239 MAIA shares on 2026-08-27, worth $109K, per SEC Form 4 filings.