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Kristen Ambrose

SVP & Chief Accounting Officer

Kristen Ambrose (SVP & Chief Accounting Officer) filed 4 Form 4 reports in the trailing twelve months (0 purchases, 4 sales), most often in Vertex Pharmaceuticals Incorporated (VRTX). The largest single filing was $1.1M of VRTX (2,195 sh across 2 lots, as filed), executed Feb 17.

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Return, ttmiAverage return per filing, trailing twelve months
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
returns measure stock purchases only
Filings, ttm
4
0 buys · 4 sells
Median delay
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$2.0M
shares × price, as filed
Last traded
Feb 26
Filed Mar 2

Median ADV $756.7M across their filed names

Open performance
Volume by month
$1.8M$903K$0Oct 2024Apr 2025Oct 2025Apr 2026Feb 2025 · sells $1.4MFeb 2026 · sells $1.8MMar 2026 · sells $173K
Buys $0 Sells $3.3M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on
Healthcare 4 filings

Sector per market data · by filing · past 12 months

Most traded names
VRTX Vertex Pharmaceuticals Incorporated VRTX · 0 buys · 7 sells 7 filings
Recent filings
VRTXSALE Vertex Pharmaceuticals Incorporated View filing → $173K
357 sh × $483.36
Exec Feb 26
Filed Mar 2 · 5:30 PM ET
VRTXSALE Vertex Pharmaceuticals Incorporated View filing → $108K
223 sh × $486.35
Exec Feb 25
Filed Feb 26 · 5:30 PM ET
VRTXSALE Vertex Pharmaceuticals Incorporated View filing → $1.1M
2,195 sh across 2 lots
Exec Feb 17
Filed Feb 19 · 5:30 PM ET
VRTXSALE Vertex Pharmaceuticals Incorporated View filing → $634K
1,376 sh × $460.43
Exec Feb 11
Filed Feb 12 · 5:30 PM ET
VRTXSALE Vertex Pharmaceuticals Incorporated View filing → $425K
884 sh × $480.95
Exec Feb 25 2025
Filed Feb 26 2025 · 5:30 PM ET
VRTXSALE Vertex Pharmaceuticals Incorporated View filing → $305K
671 sh × $455.06
Exec Feb 18 2025
Filed Feb 19 2025 · 5:30 PM ET
VRTXSALE Vertex Pharmaceuticals Incorporated View filing → $633K
1,376 sh × $459.83
Exec Feb 11 2025
Filed Feb 12 2025 · 5:30 PM ET