Tatsis Ourania
EVP, Chief Reg. & Quality Off.
Tatsis Ourania has filed 9 SEC Form 4 filings (16 transaction rows) across 1 company, with disclosures dating back to 2025. 9 of those filings fall inside the rolling window. Most recent filing: Jul 23, 2026.
On the most recent filing, Tatsis Ourania is listed as EVP, Chief Reg. & Quality Off. at VERTEX PHARMACEUTICALS INC / MA. Inside the rolling window, Tatsis Ourania reported no open-market purchases and 8 open-market sales totaling $6.5M in VRTX. The largest disclosed transaction in the window is a sale of 4,500 VRTX shares on Jan 7, 2026, worth $2.1M.
Companies traded
Other insiders at VRTX
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$6.5M
reported sales (SEC code S)
Companies
1
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| VRTX | EVP, Chief Reg. & Quality Off. | Sale | 1,500 | $787K | Jul 7 | SEC ↗ | |
| VRTX | EVP, Chief Reg. & Quality Off. | Sale | 260 | $126K | Feb 26 | SEC ↗ | |
| VRTX | EVP, Chief Reg. & Quality Off. | Sale | 609 | $298K | Feb 19 | SEC ↗ | |
| VRTX | EVP, Chief Reg. & Quality Off. | Sale | 368 | $174K | Feb 19 | SEC ↗ | |
| VRTX | EVP, Chief Reg. & Quality Off. | Sale | 1,500 | $750K | Feb 18 | SEC ↗ | |
| VRTX | EVP, Chief Reg. & Quality Off. | Sale | 466 | $215K | Feb 12 | SEC ↗ | |
| VRTX | EVP, Chief Reg. & Quality Off. | Sale | 4,500 | $2.1M | Jan 9 | SEC ↗ | |
| VRTX | EVP, Chief Reg. & Quality Off. | Sale | 4,500 | $2.0M | Dec 5 | SEC ↗ |
Frequently asked questions
How many SEC Form 4 filings has Tatsis Ourania made?
Tatsis Ourania has filed 9 SEC Form 4 filings (16 transaction rows) across 1 company since 2025.
Which companies does Tatsis Ourania trade?
Tatsis Ourania has filed SEC Form 4 disclosures for 1 company, including VRTX.
When was Tatsis Ourania's most recent SEC Form 4 filing?
Tatsis Ourania's most recent SEC Form 4 filing on Tracefour is dated Jul 23, 2026.
What is Tatsis Ourania's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Tatsis Ourania is listed as EVP, Chief Reg. & Quality Off..
What is Tatsis Ourania's total buy and sell value in the current window?
Inside the rolling retention window, Tatsis Ourania bought $0 and sold $6.5M based on SEC Form 4 filings.
What was Tatsis Ourania's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 4,500 VRTX shares on 2026-01-07, worth $2.1M, per SEC Form 4 filings.