Horan Christopher
Chief Tech Operations Officer
Horan Christopher has filed 7 SEC Form 4 filings (8 transaction rows) across 1 company, with disclosures dating back to 2025. 7 of those filings fall inside the rolling window. Most recent filing: Oct 6, 2026.
On the most recent filing, Horan Christopher is listed as Chief Tech Operations Officer at Artiva Biotherapeutics, Inc. Inside the rolling window, Horan Christopher reported no open-market purchases and 3 open-market sales totaling $249K in ARTV. The largest disclosed transaction in the window is a sale of 10,366 ARTV shares on Sep 3, 2026, worth $116K.
Companies traded
Other insiders at ARTV
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$249K
reported sales (SEC code S)
Companies
1
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has Horan Christopher made?
Horan Christopher has filed 7 SEC Form 4 filings (8 transaction rows) across 1 company since 2025.
Which companies does Horan Christopher trade?
Horan Christopher has filed SEC Form 4 disclosures for 1 company, including ARTV.
When was Horan Christopher's most recent SEC Form 4 filing?
Horan Christopher's most recent SEC Form 4 filing on Tracefour is dated Oct 6, 2026.
What is Horan Christopher's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Horan Christopher is listed as Chief Tech Operations Officer.
What is Horan Christopher's total buy and sell value in the current window?
Inside the rolling retention window, Horan Christopher bought $0 and sold $249K based on SEC Form 4 filings.
What was Horan Christopher's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 10,366 ARTV shares on 2026-09-03, worth $116K, per SEC Form 4 filings.