Name: Tien Bor-Zen: Insider Trading History
Creator: Tracefour
License: https://www.usa.gov/government-works
Keywords: Tien Bor-Zen, insider trading, SEC Form 4

Question 1

How many SEC Form 4 filings has Tien Bor-Zen made?

Accepted Answer

Tien Bor-Zen has filed 7 SEC Form 4 filings (15 transaction rows) across 1 company since 2026.

Question 2

Which companies does Tien Bor-Zen trade?

Accepted Answer

Tien Bor-Zen has filed SEC Form 4 disclosures for 1 company, including TSM.

Question 3

When was Tien Bor-Zen's most recent SEC Form 4 filing?

Accepted Answer

Tien Bor-Zen's most recent SEC Form 4 filing on Tracefour is dated Jul 9, 2026.

Question 4

What is Tien Bor-Zen's job title?

Accepted Answer

On the most recent SEC Form 4 filings tracked by Tracefour, Tien Bor-Zen is listed as VP.

Question 5

What is Tien Bor-Zen's total buy and sell value in the current window?

Accepted Answer

Inside the rolling retention window, Tien Bor-Zen bought $316K and sold $0 based on SEC Form 4 filings.

							Source
TSM	Tien Bor-Zen	VP	Purchase	46	$4K	Jul 9	SEC ↗
TSM	Tien Bor-Zen	VP	Purchase	1,000	$77K	Jun 30	SEC ↗
TSM	Tien Bor-Zen	VP	Purchase	1,000	$76K	Jun 30	SEC ↗
TSM	Tien Bor-Zen	VP	Purchase	50	$4K	Jun 9	SEC ↗
TSM	Tien Bor-Zen	VP	Purchase	2,010	$144K	May 21	SEC ↗
TSM	Tien Bor-Zen	VP	Purchase	7	$3K	May 21	SEC ↗
TSM	Tien Bor-Zen	VP	Purchase	51	$4K	May 11	SEC ↗
TSM	Tien Bor-Zen	VP	Purchase	15	$6K	Apr 29	SEC ↗

Tien Bor-Zen

Companies traded