XFOR short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31

Short % of Float11.3%64,368,000 float shares

Days to Cover12.8572,776 average daily volume

Open Short Position7,300,120X4 Pharmaceuticals, Inc. Commo

Change vs Previous+798,154+12.3%

Short interest history

Twice-monthly snapshots of open short positions.

Settlement	Short Position	Change	Change %	Days to Cover	Short % Float
Jul 31, 2026	7,300,120	+798,154	+12.3%	12.8	11.3%
Jul 15, 2026	6,501,966	+994,909	+18.1%	9.8	10.1%
Jun 30, 2026	5,507,057	+1,326,570	+31.7%	3.5	8.6%

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	105,918	0	781,966	13.5%	3
Aug 20, 2026	137,049	0	234,243	58.5%	3
Aug 19, 2026	62,968	0	144,837	43.5%	2
Aug 18, 2026	66,757	0	116,097	57.5%	2
Aug 17, 2026	110,103	108	405,784	27.1%	2
Aug 14, 2026	117,389	0	362,597	32.4%	3
Aug 13, 2026	90,993	0	579,436	15.7%	2
Aug 12, 2026	130,622	36,858	419,475	31.1%	2
Aug 11, 2026	151,547	0	669,541	22.6%	2
Aug 10, 2026	126,301	46	223,096	56.6%	3
Aug 7, 2026	174,811	0	767,220	22.8%	3
Aug 6, 2026	57,763	0	96,279	60.0%	3
Aug 5, 2026	86,938	300	130,717	66.5%	2
Aug 4, 2026	122,512	0	241,976	50.6%	2
Aug 3, 2026	104,508	0	138,583	75.4%	2
Jul 31, 2026	65,523	0	222,403	29.5%	2
Jul 30, 2026	89,308	2,328	196,429	45.5%	3
Jul 29, 2026	121,289	900	424,908	28.5%	2
Jul 28, 2026	79,546	156	491,548	16.2%	3
Jul 27, 2026	63,809	0	111,991	57.0%	3
Jul 24, 2026	192,526	8	223,730	86.1%	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.