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EOD US-equity data for investors and AI agents

Data is end-of-day, not real-time, and not investment advice

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AMRN short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float2.8%19,026,200 float shares
Days to Cover9.854,453 average daily volume
Open Short Position532,113Amarin Corporation plc
Change vs Previous+18,911+3.7%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 2026532,113+18,911+3.7%9.82.8%
Jul 15, 2026513,202-29,659-5.5%6.42.7%
Jun 30, 2026542,861-70,622-11.5%5.32.9%

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 DateShort VolumeShort ExemptFINRA TotalShort Volume %Facilities
Aug 21, 20265,277015,88133.2%2
Aug 20, 20265,4634012,49843.7%3
Aug 19, 202610,389029,64935.0%3
Aug 18, 202610,304023,70743.5%3
Aug 17, 20268,333024,58833.9%3
Aug 14, 202610,00615023,34142.9%3
Aug 13, 20265,244022,82123.0%3
Aug 12, 20269,610030,02732.0%3
Aug 11, 202610,8262,64831,04934.9%3
Aug 10, 20266,102017,62334.6%3
Aug 7, 20269,520023,68740.2%3
Aug 6, 20266,93340013,57351.1%3
Aug 5, 20268,278016,36950.6%3
Aug 4, 202615,166030,46649.8%2
Aug 3, 202618,99285031,87859.6%2
Jul 31, 202617,080028,70459.5%2
Jul 30, 20266,083013,21546.0%2
Jul 29, 202610,762028,07938.3%2
Jul 28, 202618,214031,58457.7%2
Jul 27, 202610,073017,70856.9%2
Jul 24, 202611,182028,04039.9%2

Daily short volume is transaction flow reported through FINRA facilities. It does not measure open short positions and is not consolidated exchange-wide volume.