VRTX · Vertex Pharmaceuticals Inc / Ma

$477.42 +4.33 (+0.92%) At close · Jul 24

Market Cap

$121.16B

253.81M

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.

1M 3M 6M 1Y 5Y All

Short Volume

Date	Short Volume	Short Exempt	Total Volume	Short %
2026-07-24	135,260	1,040	372,245	36.3%
2026-07-23	129,715	2,929	375,157	34.6%
2026-07-22	150,703	3,962	369,624	40.8%
2026-07-21	178,277	537	361,636	49.3%
2026-07-20	191,025	1,029	398,830	47.9%
2026-07-17	168,510	2	315,181	53.5%
2026-07-16	251,352	2,778	492,303	51.1%
2026-07-15	206,156	2	391,477	52.7%
2026-07-14	204,456	5	405,127	50.5%
2026-07-13	195,087	48	370,190	52.7%
2026-07-10	152,948	0	289,783	52.8%
2026-07-09	307,252	41	657,049	46.8%
2026-07-08	453,284	240	786,257	57.7%
2026-07-07	582,972	840	844,963	69.0%
2026-07-06	333,383	3,415	536,005	62.2%
2026-07-02	348,329	373	560,524	62.1%
2026-07-01	243,364	559	425,001	57.3%
2026-06-30	296,752	386	650,045	45.7%
2026-06-29	418,029	3,135	796,601	52.5%
2026-06-26	840,749	48	1,492,925	56.3%
2026-06-25	356,749	80	539,304	66.1%
2026-06-24	272,971	236	452,183	60.4%
2026-06-23	229,439	484	376,260	61.0%
2026-06-22	317,724	88	605,308	52.5%
2026-06-18	257,810	558	675,390	38.2%
2026-06-17	261,655	1,059	398,534	65.7%
2026-06-16	237,840	6,289	400,785	59.3%
2026-06-15	256,705	1,503	446,522	57.5%
2026-06-12	239,865	0	406,726	59.0%
2026-06-11	163,981	330	383,427	42.8%
2026-06-10	162,938	0	316,683	51.5%
2026-06-09	126,125	11	259,687	48.6%
2026-06-08	193,997	1	357,920	54.2%
2026-06-05	235,071	1,080	514,681	45.7%
2026-06-04	167,386	85	477,864	35.0%
2026-06-03	134,020	92	556,929	24.1%
2026-06-02	184,335	587	406,970	45.3%
2026-06-01	205,362	735	395,225	52.0%
2026-05-29	147,746	370	343,364	43.0%
2026-05-28	193,767	1,687	428,326	45.2%
2026-05-27	139,370	985	471,361	29.6%
2026-05-26	113,071	202	277,658	40.7%
2026-05-22	136,037	406	588,753	23.1%
2026-05-21	86,760	428	411,941	21.1%
2026-05-20	180,456	2,205	763,968	23.6%
2026-05-19	261,733	585	464,109	56.4%
2026-05-18	206,119	2,577	637,923	32.3%
2026-05-15	161,467	3,494	393,860	41.0%
2026-05-14	229,983	1,787	360,004	63.9%
2026-05-13	307,004	824	451,247	68.0%

Showing 1–50 of 62 days

Key facts CIK 875320 CUSIP 92532F100 13F (30d) 487 filings 484 filers Visit website Investor relations