VRTX
VERTEX PHARMACEUTICALS INC / MACompany with tickers: VRTX
CIK
875320
CUSIP
92532F100
Shares Outstanding
254,000,000
Price
Holdings
Short Volume
Short Interest
Fails to Deliver
SEC Filings
Earnings Calls
Insider Trading
Congress Trades
Short Interest History
| Settlement Date | Current Position | Previous Position | Change | Days to Cover |
|---|---|---|---|---|
| 2026-03-13 | 4,127,429 | 4,433,365 | -305,936 | 2.85 |
| 2026-02-27 | 4,433,365 | 4,466,182 | -32,817 | 3.51 |
| 2026-02-13 | 4,466,182 | 4,422,490 | +43,692 | 2.66 |
| 2026-01-30 | 4,422,490 | 4,423,965 | -1,475 | 2.79 |
| 2026-01-15 | 4,423,965 | 5,022,282 | -598,317 | 3.08 |
| 2025-12-31 | 5,022,282 | 4,287,121 | +735,161 | 4.09 |
| 2025-12-15 | 4,287,121 | 4,455,217 | -168,096 | 3.15 |
| 2025-11-28 | 4,455,217 | 4,006,159 | +449,058 | 3.20 |
| 2025-11-14 | 4,006,159 | 4,131,677 | -125,518 | 2.68 |
| 2025-10-31 | 4,131,677 | 3,555,766 | +575,911 | 3.22 |
| 2025-10-15 | 3,555,766 | 3,557,058 | -1,292 | 2.65 |
| 2025-09-30 | 3,557,058 | 4,053,668 | -496,610 | 1.75 |
| 2025-09-15 | 4,053,668 | 3,639,292 | +414,376 | 3.17 |
| 2025-08-29 | 3,639,292 | 3,700,693 | -61,401 | 2.32 |
| 2025-08-15 | 3,700,693 | 4,362,540 | -661,847 | 1.11 |
| 2025-07-31 | 4,362,540 | 4,188,160 | +174,380 | 3.90 |
| 2025-07-15 | 4,188,160 | 4,389,791 | -201,631 | 4.16 |
| 2025-06-30 | 4,389,791 | 4,034,849 | +354,942 | 2.97 |
| 2025-06-13 | 4,034,849 | 4,408,560 | -373,711 | 3.59 |
| 2025-05-30 | 4,408,560 | 4,824,964 | -416,404 | 2.89 |
| 2025-05-15 | 4,824,964 | 3,780,307 | +1,044,657 | 1.79 |
| 2025-04-30 | 3,780,307 | 4,371,605 | -591,298 | 2.87 |
| 2025-04-15 | 4,371,605 | 4,463,380 | -91,775 | 2.24 |
| 2025-03-31 | 4,463,380 | 5,753,349 | -1,289,969 | 3.26 |