VRTX · Vertex Pharmaceuticals Inc · Short Volume

$538.60 -4.02 (-0.74%) At close · Nov 13 Play latest call Q3 2026 earnings call transcript

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Market Cap

$136.56B

253.54M

Volume · Nov 13 757.93K Avg daily vol (3M) 1.24M

Daily short-sale volume published by FINRA from its trade-reporting facilities. It measures how many shares were sold short each day as a share of total volume — a daily flow, not the total outstanding short position.

Pull daily short volume through the short interest API or MCP →

1M 3M 6M 1Y 5Y All

Short Volume

Date	Short Volume	Short Exempt	Total Volume	Short %
2026-11-13	108,915	85	240,549	45.3%
2026-11-12	221,366	30	367,731	60.2%
2026-11-11	133,781	1,521	305,273	43.8%
2026-11-10	211,388	0	391,352	54.0%
2026-11-09	175,296	7	373,864	46.9%
2026-11-06	207,183	70	391,788	52.9%
2026-11-05	511,247	62	810,393	63.1%
2026-11-04	327,086	110	562,900	58.1%
2026-11-03	576,753	311	959,530	60.1%
2026-11-02	853,420	226	1,212,673	70.4%
2026-10-30	705,200	695	984,069	71.7%
2026-10-29	267,775	0	436,316	61.4%
2026-10-28	313,015	144	470,643	66.5%
2026-10-27	158,754	5	321,041	49.4%
2026-10-26	241,422	0	436,605	55.3%
2026-10-23	193,564	41	331,493	58.4%
2026-10-22	349,863	0	542,085	64.5%
2026-10-21	267,757	0	526,434	50.9%
2026-10-20	164,048	0	561,827	29.2%
2026-10-19	155,924	0	532,767	29.3%
2026-10-16	174,360	35	434,999	40.1%
2026-10-15	247,141	57	827,592	29.9%
2026-10-14	335,326	0	829,322	40.4%
2026-10-13	259,705	13	439,901	59.0%
2026-10-12	143,729	0	392,431	36.6%
2026-10-09	170,323	26	550,265	31.0%
2026-10-08	277,309	0	652,192	42.5%
2026-10-07	154,852	0	283,518	54.6%
2026-10-06	154,326	988	258,369	59.7%
2026-10-05	131,733	68	221,428	59.5%
2026-10-02	187,735	10	322,301	58.2%
2026-10-01	253,063	54	387,533	65.3%
2026-09-30	207,069	61	337,998	61.3%
2026-09-29	132,757	669	185,191	71.7%
2026-09-28	148,669	15	236,621	62.8%
2026-09-25	209,533	30	282,605	74.1%
2026-09-24	207,767	13	286,274	72.6%
2026-09-23	255,489	8	396,583	64.4%
2026-09-22	286,722	691	500,286	57.3%
2026-09-21	167,348	5	276,034	60.6%
2026-09-18	199,083	30	316,195	63.0%
2026-09-17	164,848	695	253,294	65.1%
2026-09-16	165,188	665	261,212	63.2%
2026-09-15	193,414	1	282,490	68.5%
2026-09-14	202,193	0	298,843	67.7%
2026-09-11	144,280	0	229,006	63.0%
2026-09-10	143,138	20	233,414	61.3%
2026-09-09	153,378	6	285,178	53.8%
2026-09-08	194,808	267	302,628	64.4%
2026-09-04	170,978	0	276,327	61.9%

Showing 1–50 of 64 days

Key facts CIK 875320 CUSIP 92532F100 13F (30d) 1437 filings 1358 filers Visit website Investor relations