SAN · Banco Santander, S.A.

$14.59 +0.38 (+2.67%) At close · Aug 21

Market Cap

$212.23B

14.55B

Shares sold short and not yet covered, reported twice monthly. Days to cover is the reported short position divided by average daily volume.

Model estimate

Expected Aug 14 short interest

as of Aug 14

90,359,013 +1.7% vs reported

The latest estimate appears in the chart below. Official release expected Aug 25. Methodology

Short Squeeze Score

61/100

Short interest 0.6% of shares — P35 Days to cover 8.7 — P86 Price vs VWAP +6.4% — P71 Short-volume trend +7.6% — P78 Short interest change +2.4% — P64 Worst FTD 0.01% of shares — P47

Peer-relative percentile rank across all stocks reporting short interest at the latest settlement date (2026-07-31). Weighted mean of the available factors (short interest 30%, days to cover 20%, price vs VWAP 15%, short-volume trend 15%, short-interest change 10%, fails-to-deliver 10%) plus catalyst boosts (price spike, volume surge, earnings within days), capped at +20 and clamped to 100.

1M 3M 6M 1Y 5Y All

Short Interest History

Settlement Date	Current Position	Previous Position	Change	Avg Daily Volume	Days to Cover
2026-08-31 Scheduled FINRA publishes Sep 10	—	—	—	—	—
2026-08-14 Scheduled FINRA publishes Aug 25	—	—	—	—	—
2026-07-31	88,817,519	86,766,064	+2,051,455	10,257,405	8.66
2026-07-15	86,766,064	86,977,172	-211,108	8,906,793	9.74
2026-06-30	86,977,172	91,408,001	-4,430,829	8,006,515	10.86
2026-06-15	91,408,001	95,360,947	-3,952,946	8,525,648	10.72
2026-05-29	95,360,947	83,303,993	+12,056,954	10,757,306	8.86
2026-05-15	83,303,993	78,720,035	+4,583,958	6,558,492	12.70
2026-04-30	78,720,035	78,087,243	+632,792	7,361,404	10.69
2026-04-15	78,087,243	81,435,612	-3,348,369	10,262,725	7.61
2026-03-31	81,435,612	74,103,742	+7,331,870	12,983,793	6.27
2026-03-13	74,103,742	58,480,112	+15,623,630	21,453,660	3.45
2026-02-27	58,480,112	41,984,321	+16,495,791	15,694,027	3.73
2026-02-13	41,984,321	3,672,648	+38,311,673	25,539,339	1.64
2026-01-30	3,672,648	3,905,974	-233,326	3,695,861	1.00
2026-01-15	3,905,974	3,336,935	+569,039	3,838,945	1.02
2025-12-31	3,336,935	3,505,419	-168,484	2,336,578	1.43
2025-12-15	3,505,419	2,689,861	+815,558	2,875,419	1.22
2025-11-28	2,689,861	2,626,764	+63,097	2,854,340	1.00
2025-11-14	2,626,764	2,465,818	+160,946	3,284,405	1.00
2025-10-31	2,465,818	4,303,846	-1,838,028	3,180,467	1.00
2025-10-15	4,303,846	5,426,145	-1,122,299	3,490,703	1.23
2025-09-30	5,426,145	8,229,206	-2,803,061	3,936,626	1.38
2025-09-15	8,229,206	8,826,126	-596,920	3,962,019	2.08
2025-08-29	8,826,126	7,773,920	+1,052,206	3,702,989	2.38

Showing 1–23 of 23 settlements

Key facts CIK 891478 CUSIP 05964H105 13F (30d) 535 filings 498 filers Visit website Investor relations