SMMT short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31

Short % of Float23.8%152,290,000 float shares

Days to Cover8.94,091,058 average daily volume

Open Short Position36,245,370Summit Therapeutics Inc. Commo

Change vs Previous-1,082,570-2.9%

Short interest history

Twice-monthly snapshots of open short positions.

Settlement	Short Position	Change	Change %	Days to Cover	Short % Float
Jul 31, 2026	36,245,370	-1,082,570	-2.9%	8.9	23.8%
Jul 15, 2026	37,327,940	-2,527,700	-6.3%	11.0	24.5%
Jun 30, 2026	39,855,640	+3,043,949	+8.3%	6.7	26.2%

Short interest is an open-position snapshot published twice monthly. It is not daily short-sale volume.

Daily off-exchange short volume

FINRA-reported short-sale transaction flow for the last 30 calendar days.

Trade Date	Short Volume	Short Exempt	FINRA Total	Short Volume %	Facilities
Aug 21, 2026	1,216,696	0	2,760,534	44.1%	3
Aug 20, 2026	1,425,519	1,000	2,426,253	58.8%	3
Aug 19, 2026	1,219,200	44,923	2,282,855	53.4%	3
Aug 18, 2026	1,238,847	0	1,964,572	63.1%	3
Aug 17, 2026	2,694,748	14,139	5,146,541	52.4%	3
Aug 14, 2026	2,460,963	39,302	4,775,432	51.5%	3
Aug 13, 2026	909,507	5,513	2,270,000	40.1%	3
Aug 12, 2026	944,895	5,100	1,778,705	53.1%	3
Aug 11, 2026	1,171,208	2,900	2,601,895	45.0%	3
Aug 10, 2026	682,923	6,545	1,423,388	48.0%	3
Aug 7, 2026	376,310	0	816,986	46.1%	3
Aug 6, 2026	690,865	0	929,645	74.3%	3
Aug 5, 2026	479,261	13	771,323	62.1%	3
Aug 4, 2026	727,379	1,053	1,356,360	53.6%	3
Aug 3, 2026	701,651	100	1,202,048	58.4%	3
Jul 31, 2026	531,526	590	1,284,860	41.4%	3
Jul 30, 2026	472,060	633	998,128	47.3%	3
Jul 29, 2026	1,038,941	820	1,546,670	67.2%	3
Jul 28, 2026	1,479,958	0	2,102,279	70.4%	3
Jul 27, 2026	1,022,346	37,549	1,645,493	62.1%	3
Jul 24, 2026	1,791,493	47,920	3,346,200	53.5%	3

Daily short volume is transaction flow reported through FINRA facilities. It does not measure open short positions and is not consolidated exchange-wide volume.