TUSK short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31

Short % of Float0.3%36,010,500 float shares

Days to Cover1.0165,419 average daily volume

Open Short Position105,720Mammoth Energy Services, Inc.

Change vs Previous-9,935-8.6%

Short interest history

Twice-monthly snapshots of open short positions.

Settlement	Short Position	Change	Change %	Days to Cover	Short % Float
Jul 31, 2026	105,720	-9,935	-8.6%	1.0	0.3%
Jul 15, 2026	115,655	-16,828	-12.7%	1.0	0.3%
Jun 30, 2026	132,483	-664,986	-83.4%	1.0	0.4%

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	57,830	0	98,404	58.8%	2
Aug 20, 2026	51,092	0	115,341	44.3%	3
Aug 19, 2026	16,260	0	62,951	25.8%	3
Aug 18, 2026	34,095	0	67,036	50.9%	3
Aug 17, 2026	23,727	64	76,125	31.2%	2
Aug 14, 2026	7,465	0	27,193	27.5%	2
Aug 13, 2026	35,909	300	223,861	16.0%	2
Aug 12, 2026	29,122	0	208,385	14.0%	2
Aug 11, 2026	32,656	400	109,728	29.8%	3
Aug 10, 2026	79,223	0	146,465	54.1%	3
Aug 7, 2026	71,968	2,100	203,098	35.4%	2
Aug 6, 2026	34,934	204	104,440	33.4%	2
Aug 5, 2026	26,253	0	85,894	30.6%	2
Aug 4, 2026	15,890	18	70,107	22.7%	2
Aug 3, 2026	24,370	0	62,911	38.7%	3
Jul 31, 2026	35,031	0	73,134	47.9%	2
Jul 30, 2026	18,865	105	56,186	33.6%	2
Jul 29, 2026	59,330	500	126,638	46.9%	3
Jul 28, 2026	44,540	0	91,282	48.8%	3
Jul 27, 2026	16,852	0	40,945	41.2%	2
Jul 24, 2026	11,690	3	38,730	30.2%	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.