Kristen Ambrose
CIK 1856587 · View on SEC EDGAR ↗
Insider
First SEC filing: May 3, 2021 · Latest: March 2, 2026
On this page
Insider at
Insider transactions
0 buys (P)
5 sells (S)
Net:
$-1,978,865
+ 23 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
23 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Feb. 26, 2026 | VRTX | S 10b5-1 | 357 | $483.36 | $172,560 | 6,624 Direct | -5.11% | Disposed | 13.1% (price as of 2026-08-21) |
| Feb. 25, 2026 | VRTX | S 10b5-1 | 223 | $486.35 | $108,456 | 6,981 Direct | -3.10% | Disposed | 12.5% (price as of 2026-08-21) |
| Feb. 18, 2026 | VRTX | S 10b5-1 | 638 | $473.68 | $302,208 | 7,750 Direct | -7.61% | Disposed | 15.5% (price as of 2026-08-21) |
| Feb. 17, 2026 | VRTX | S 10b5-1 | 1,557 | $489.46 | $762,089 | 8,388 Direct | -15.66% | Disposed | 11.7% (price as of 2026-08-21) |
| Feb. 11, 2026 | VRTX | S 10b5-1 | 1,376 | $460.43 | $633,552 | 10,127 Direct | -11.96% | Disposed | 18.8% (price as of 2026-08-21) |
| Feb. 25, 2025 | VRTX | S 10b5-1 | 884 | $480.95 | $425,160 | 9,086 Direct | -8.87% | Disposed | 13.7% (price as of 2026-08-21) |
| Feb. 18, 2025 | VRTX | S 10b5-1 | 671 | $455.06 | $305,345 | 10,798 Direct | -5.85% | Disposed | 20.2% (price as of 2026-08-21) |
| Feb. 11, 2025 | VRTX | S 10b5-1 | 1,376 | $459.83 | $632,726 | 9,953 Direct | -12.15% | Disposed | 18.9% (price as of 2026-08-21) |
| April 2, 2024 | VRTX | S 10b5-1 | 240 | $419.00 | $100,560 | 7,500 Direct | -3.10% | Disposed | 30.5% (price as of 2026-08-21) |
| Feb. 26, 2024 | VRTX | S 10b5-1 | 883 | $425.70 | $375,893 | 7,965 Direct | -9.98% | Disposed | 28.5% (price as of 2026-08-21) |
| Feb. 12, 2024 | VRTX | S 10b5-1 | 1,374 | $420.24 | $577,410 | 9,676 Direct | -12.43% | Disposed | 30.1% (price as of 2026-08-21) |
| May 30, 2023 | VRTX | S 10b5-1 | 289 | $329.82 | $95,318 | 6,838 Direct | -4.06% | Disposed | 65.8% (price as of 2026-08-21) |
| Feb. 27, 2023 | VRTX | S 10b5-1 | 982 | $287.25 | $282,080 | 7,528 Direct | -11.54% | Disposed | 90.4% (price as of 2026-08-21) |
| Feb. 27, 2023 | VRTX | S 10b5-1 | 183 | $288.68 | $52,828 | 7,345 Direct | -2.43% | Disposed | 89.5% (price as of 2026-08-21) |
| Feb. 27, 2023 | VRTX | S 10b5-1 | 42 | $289.63 | $12,164 | 7,303 Direct | -0.57% | Disposed | 88.8% (price as of 2026-08-21) |
| April 25, 2022 | VRTX | S 10b5-1 | 104 | $271.68 | $28,255 | 3,496 Direct | -2.89% | Disposed | 101.3% (price as of 2026-08-21) |
| April 25, 2022 | VRTX | S 10b5-1 | 83 | $269.51 | $22,369 | 3,600 Direct | -2.25% | Disposed | 102.9% (price as of 2026-08-21) |
| April 25, 2022 | VRTX | S 10b5-1 | 80 | $268.46 | $21,477 | 3,683 Direct | -2.13% | Disposed | 103.7% (price as of 2026-08-21) |
| April 25, 2022 | VRTX | S 10b5-1 | 60 | $267.37 | $16,042 | 3,763 Direct | -1.57% | Disposed | 104.6% (price as of 2026-08-21) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| May 3, 2021 | VRTX | Common Stock | 1,394 | Direct |