BLDR · Builders FirstSource, Inc.

$72.51 -1.05 (-1.43%) At close · Aug 14

Market Cap

$7.80B

107.60M

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 %
2026-08-14	312,315	0	487,983	64.0%
2026-08-13	372,497	0	624,517	59.6%
2026-08-12	480,316	40	749,348	64.1%
2026-08-11	406,476	0	762,819	53.3%
2026-08-10	383,918	20	739,472	51.9%
2026-08-07	331,493	124	717,390	46.2%
2026-08-06	332,296	484	858,883	38.7%
2026-08-05	315,794	20	584,229	54.1%
2026-08-04	421,586	0	788,433	53.5%
2026-08-03	748,932	2,200	1,216,301	61.6%
2026-07-31	553,900	733	1,050,925	52.7%
2026-07-30	1,277,576	1,749	1,913,682	66.8%
2026-07-29	1,410,261	1,042	2,352,712	59.9%
2026-07-28	414,234	0	729,787	56.8%
2026-07-27	460,995	108	746,113	61.8%
2026-07-24	451,443	287	820,231	55.0%
2026-07-23	413,356	700	738,125	56.0%
2026-07-22	444,698	0	660,159	67.4%
2026-07-21	978,414	0	1,416,272	69.1%
2026-07-20	687,198	120	997,907	68.9%
2026-07-17	591,373	39	1,046,167	56.5%
2026-07-16	403,284	0	636,581	63.4%
2026-07-15	301,804	88	484,912	62.2%
2026-07-14	468,011	75	821,078	57.0%
2026-07-13	384,814	2	606,165	63.5%
2026-07-10	329,636	1,409	596,665	55.2%
2026-07-09	529,087	91	787,144	67.2%
2026-07-08	530,336	745	1,095,346	48.4%
2026-07-07	618,925	3,078	1,319,788	46.9%
2026-07-06	382,881	884	771,141	49.7%
2026-07-02	311,012	171	646,372	48.1%
2026-07-01	527,340	1,801	848,432	62.2%
2026-06-30	365,840	46	616,448	59.3%
2026-06-29	436,219	1,354	847,372	51.5%
2026-06-26	439,782	30	853,183	51.5%
2026-06-25	627,838	23	1,639,168	38.3%
2026-06-24	897,026	0	1,708,684	52.5%
2026-06-23	377,040	319	550,486	68.5%
2026-06-22	457,427	2,527	804,540	56.9%
2026-06-18	477,491	0	821,022	58.2%
2026-06-17	903,334	300	1,699,473	53.2%
2026-06-16	304,492	11	528,336	57.6%
2026-06-15	313,791	598	662,558	47.4%
2026-06-12	278,814	488	441,667	63.1%
2026-06-11	496,497	6	812,292	61.1%
2026-06-10	1,012,223	344	1,326,970	76.3%
2026-06-09	757,209	14,629	1,275,947	59.3%
2026-06-08	397,659	5	767,857	51.8%
2026-06-05	581,790	82	986,758	59.0%
2026-06-04	458,449	421	937,023	48.9%

Showing 1–50 of 63 days

Key facts CIK 1316835 CUSIP 12008R107 13F (30d) 614 filings 606 filers Visit website Investor relations