Mao Cecilia

SEC Form 4 insider trading activity

Mao Cecilia has filed 4 SEC Form 4 filings (5 transaction rows) across 2 companies, including CBOE, EFX, with disclosures dating back to 2026. 4 of those filings fall inside the rolling window. Most recent filing: May 18, 2026.

On the most recent filing, Mao Cecilia is listed as EVP, Chief Product Officer at EQUIFAX INC. Inside the rolling window, Mao Cecilia reported 1 open-market purchase totaling $465K in EFX and no open-market sales.

Companies traded

Other insiders at CBOE

Insider Buying

$465K

reported purchases (SEC code P)

Insider Selling

$0

reported sales (SEC code S)

Companies

2

in the rolling window

Source
EFXPurchase$465KFeb 19SEC ↗
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Frequently asked questions

How many SEC Form 4 filings has Mao Cecilia made?

Mao Cecilia has filed 4 SEC Form 4 filings (5 transaction rows) across 2 companies, including CBOE, EFX since 2026.

Which companies does Mao Cecilia trade?

Mao Cecilia has filed SEC Form 4 disclosures for 2 companies, including CBOE, EFX.

When was Mao Cecilia's most recent SEC Form 4 filing?

Mao Cecilia's most recent SEC Form 4 filing on Tracefour is dated May 18, 2026.

What is Mao Cecilia's total buy and sell value in the current window?

Inside the rolling retention window, Mao Cecilia bought $465K and sold $0 based on SEC Form 4 filings.

What was Mao Cecilia's largest disclosed transaction?

The largest disclosed transaction in the current window is a purchase of 2,400 EFX shares on 2026-02-18, worth $465K, per SEC Form 4 filings.