About this data
What it is
Short interest is the number of shares investors have sold short and not yet bought back. FINRA, which oversees US brokers, publishes it for every US-listed stock twice a month.
Who files it
Brokers report their customers' short positions to FINRA, which publishes the totals.
How current
Positions are counted twice a month, and FINRA publishes them about a week later, so the latest report never includes today's short selling.
Worth knowing
A high number can reflect bets that the price will fall, or hedges against other positions. Days to cover is shares short divided by average daily volume: roughly how many days of normal trading it would take to buy them all back.
Not to be confused with
Fails to deliver: shares that were sold but not delivered by the settlement date, from the SEC. The tables on this page have a Fails outstanding column with the balance on each report date.

All of this comes from public filings.

Source: FINRA

Total shares reported short, last 8 reports

0100.0K200.0K300.0KApr 30 · ELMD shares short: 181,246 sharesApr 30May 15 · ELMD shares short: 139,353 sharesMay 15May 29 · ELMD shares short: 157,152 sharesMay 29Jun 15 · ELMD shares short: 167,446 sharesJun 15Jun 30 · ELMD shares short: 176,310 sharesJun 30Jul 15 · ELMD shares short: 194,520 sharesJul 15Jul 31 · ELMD shares short: 175,926 sharesJul 31Aug 14 · ELMD shares short: 191,061 sharesAug 14Aug 31 · ELMD shares short: 183,114 sharesAug 31Sep 15 · ELMD shares short: 206,831 sharesSep 15Sep 30 · ELMD shares short: 204,336 sharesSep 30Oct 15 · ELMD shares short: 194,329 sharesOct 15
0100.0K200.0K300.0KApr 30 · ELMD shares short: 181,246 sharesApr 30May 15 · ELMD shares short: 139,353 sharesMay 15May 29 · ELMD shares short: 157,152 sharesMay 29Jun 15 · ELMD shares short: 167,446 sharesJun 15Jun 30 · ELMD shares short: 176,310 sharesJun 30Jul 15 · ELMD shares short: 194,520 sharesJul 15Jul 31 · ELMD shares short: 175,926 sharesJul 31Aug 14 · ELMD shares short: 191,061 sharesAug 14Aug 31 · ELMD shares short: 183,114 sharesAug 31Sep 15 · ELMD shares short: 206,831 sharesSep 15Sep 30 · ELMD shares short: 204,336 sharesSep 30Oct 15 · ELMD shares short: 194,329 sharesOct 15

Most shorted in the latest report

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Showing: ticker ELMD

Most shorted in the latest report
Shares that brokers had failed to deliver and not yet delivered at the end of this settlement date, from the SEC. The figure is a running balance: all the shares that were still undelivered at the end of that settlement date, including fails carried over from earlier days. It is not the number of new fails that day, and the file does not say how old they are. The same fail is counted again on every day it stays open. The SEC says these numbers are not evidence of abusive or "naked" short selling, and are not necessarily the result of short selling. Fails have many causes, and most are cleared within days. A large balance in one stock is a reason to look closer, not a conclusion.Source
Oct 15, 2026194,329204,336-4.9%73,6802.6—FINRA ↗
Sep 30, 2026204,336206,831-1.2%102,1002.0none listedFINRA ↗
Sep 15, 2026206,831183,114+12.9%104,5882.0none listedFINRA ↗
Aug 31, 2026183,114191,061-4.2%128,3141.4none listedFINRA ↗
Aug 14, 2026191,061175,926+8.6%58,5193.3none listedFINRA ↗
Jul 31, 2026175,926194,520-9.6%97,6321.8none listedFINRA ↗
Jul 15, 2026194,520176,310+10.3%156,6781.2none listedFINRA ↗
Jun 30, 2026176,310167,446+5.3%96,5731.8none listedFINRA ↗
Jun 15, 2026167,446157,152+6.5%56,7493.0none listedFINRA ↗
May 29, 2026157,152139,353+12.8%75,6012.129FINRA ↗
May 15, 2026139,353181,246-23.1%78,1101.8none listedFINRA ↗
Apr 30, 2026181,246161,615+12.2%29,4766.2620FINRA ↗
Apr 15, 2026161,615190,433-15.1%34,5064.7616FINRA ↗
Mar 31, 2026190,433169,952+12.1%57,2113.340FINRA ↗
Mar 13, 2026169,952177,470-4.2%52,1173.3none listedFINRA ↗
Feb 27, 2026177,470158,827+11.7%75,5782.4none listedFINRA ↗
Feb 13, 2026158,827173,789-8.6%135,4501.2none listedFINRA ↗
Jan 30, 2026173,789194,946-10.8%40,6874.3219FINRA ↗
Jan 15, 2026194,946175,073+11.3%41,9284.7none listedFINRA ↗
Dec 31, 2025175,073233,959-25.2%64,6402.7none listedFINRA ↗
Dec 15, 2025233,959203,430+15.0%49,3294.7none listedFINRA ↗
Nov 28, 2025203,430240,302-15.3%59,0053.5none listedFINRA ↗
Nov 14, 2025240,302246,865-2.7%44,3935.4310FINRA ↗
Oct 31, 2025246,865256,919-3.9%34,0997.2none listedFINRA ↗

24 items, most recent first (up to 50). Every row links to its original filing. Updated Nov 15, 2026, 5:15 PM EST.

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