Form 4 Tracker
Ourania Tatsis

Director; EVP, Chief Reg. & Quality Off. · 8 filings · Latest: Jul 21, 2026

Odyssey Therapeutics, Inc.
VERTEX PHARMACEUTICALS INC / MA
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
VRTX
Ourania TatsisEVP, Chief Reg. & Quality Off.Jul 2, 2026
Sale
$524.991,500$787.5K45,321
VRTX
Tatsis Ourania—Jul 2, 2026
Proposed Sale
$524.991,500$787.5K—
VRTX
Ourania TatsisEVP, Chief Reg. & Quality Off.Feb 25, 2026
Sale
$486.35260$126.5K46,763
VRTX
Tatsis Ourania—Feb 25, 2026
Proposed Sale
$486.35260$126.5K—
VRTX
Ourania TatsisEVP, Chief Reg. & Quality Off.Feb 18, 2026
Sale
$473.68368$174.3K48,650
VRTX
Ourania TatsisEVP, Chief Reg. & Quality Off.Feb 17, 2026
Sale
$489.46609$298.1K49,018
VRTX
Ourania TatsisEVP, Chief Reg. & Quality Off.Feb 13, 2026
Sale
$499.991,500$750.0K46,132
VRTX
Tatsis Ourania—Feb 18, 2026
Proposed Sale
$473.68368$174.3K—
VRTX
Tatsis Ourania—Feb 17, 2026
Proposed Sale
$489.46609$298.1K—
VRTX
Tatsis Ourania—Feb 13, 2026
Proposed Sale
$499.991,500$750.0K—
VRTX
Ourania TatsisEVP, Chief Reg. & Quality Off.Feb 11, 2026
Sale
$460.43466$214.6K51,436
VRTX
Tatsis Ourania—Feb 11, 2026
Proposed Sale
$460.43466$214.6K—
VRTX
Tatsis Ourania—Jan 7, 2026
Proposed Sale
$474.994,500$2.1M—
VRTX
Tatsis Ourania—Dec 3, 2025
Proposed Sale
$449.994,500$2.0M—
VRTX
Tatsis Ourania—Mar 10, 2025
Proposed Sale
$499.993,242$1.6M—
VRTX
Tatsis Ourania—Mar 4, 2025
Proposed Sale
$485.494,058$2.0M—
VRTX
Tatsis Ourania—Feb 27, 2025
Proposed Sale
$475.34530$251.9K—
VRTX
Tatsis Ourania—Feb 25, 2025
Proposed Sale
$480.95354$170.3K—
VRTX
Tatsis Ourania—Feb 18, 2025
Proposed Sale
$455.06244$111.0K—
VRTX
Tatsis Ourania—Feb 11, 2025
Proposed Sale
$459.83310$142.5K—