Owners, insiders and shorts

Short interest

QuantGPT

FINRA's short position at each settlement date: shares short, the prior figure, average volume and days to cover.

Use in my models: choose in My data All my data choices

What it is

FINRA's short position at each settlement date: shares short, the prior figure, average volume and days to cover.

short interest: FINRA consolidated short interest at each settlement date: shares short, prior, average volume, days to cover.
short interest monthly: Short interest folded to months for the factors, with fails averages.

Source and licence

Source: FINRA.

Licence: public (FINRA terms of use). This is our reading of the table; counsel decides.

Credit: FINRA (Data sources).

Coverage and gap years

49,143 symbols, 3,956,257 rows in short interest, from Jan 12, 2018 to Sep 15, 2026.

Years with no rows: none between the first and the last.

Table	Rows	First	Last
short interest	3,956,257	Jan 12, 2018	Sep 15, 2026
short interest monthly	2,091,450	Jan 1, 2018	Oct 1, 2026

Freshness

Last row Sep 15, 2026: 24 days behind on the day measured. Updates: twice a month (finra settlement dates).

Point in time

Keyed on the settlement date; FINRA publishes each one some days later.

Counts are not split adjusted in the table: the stock page puts older counts on today's shares.

Delisted names

Not stated in the catalogue.

Known issues

short interest runs from 2018 with exchange-listed names covered from the start; short volume daily runs from 2019. (WAREHOUSE, Gaps and freshness that matter)
short interest runs a settlement behind FINRA. On 2026-10-09 the warehouse ends at 2026-09-15 while FINRA's API already has 2026-09-30 (AAPL 120,763,539). The stock page adds the newer settlement from the API. (ACCURACY, Found while building the stock page sections (2026-10-09))
short interest: last row 2026-09-15; 24 days behind; normal FINRA lag (about 7 business days after settlement plus the twice-monthly cycle). (ACCURACY, 4. Stale, empty and thin)
Daily short volume is not the short position; say so next to it. (GAPS, 4. Short volume and eight years of short interest (score 4.0))
FINRA publishes about seven business days after settlement. (GAPS, 4. Short volume and eight years of short interest (score 4.0))
The SEC fails-to-deliver table is empty. (GAPS, 4. Short volume and eight years of short interest (score 4.0))

Where it is used

Stock pages (short interest)

Engine tools that reach it (your AI, over MCP):

short_interest SHORT INTEREST for one US ticker: FINRA's short position at each settlement date (twice a month), the prior figure, average daily volume and days to cover, and the SEC's fails to deliver.
query_warehouse Run read-only SQL (DuckDB dialect) directly against any research database.

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Every count and date here was measured on Oct 9, 2026 from the QuantGPT engine's warehouse and is read from the catalogue file when the site is built. Metadata only: no vendor rows are shown.