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ECOR — structural market context

electroCore, Inc.

Structural market context from public regulatory and market data, shown with its as-of dates. Descriptive only: nothing on this page is a recommendation, a prediction, or advice to buy or sell any security.

What changed

As of the close on Oct 23. Each line shows the earlier value, the later value and their dates.

Price

Close $7.05 (Oct 23) vs $7.41 (Oct 22): −4.86%.

Volume

1.72× its 20-session average (76K) on Oct 23.

Includes pre- and post-market trading.

Short interest

Short interest 314K shares (settlement Sep 30) vs 322K (Sep 15).

No new publication in this window. Latest: settlement Sep 30, published Oct 10.

Fails-to-deliver

Latest file (settlements Sep 15–Sep 30, published Oct 16): 1 day with fails, largest 1K shares on Sep 16.

Previous file (settlements Sep 1–Sep 14, published Sep 30): no fails listed.

No new publication in this window.

Insider filings (Form 4)

None recorded in this window.

ECOR events and their magnitude

Latest SEC filing in the event study

Form 4 · purchase · filed 2026-09-22 · View on sec.gov ↗

…

Open the Event Study →

ECOR short interest & days to cover

SHARES SHORT
314K
% OF FLOAT
5.3%
DAYS TO COVER
3.1
CHANGE VS PRIOR
-2.5%

FINRA consolidated short interest, reported twice a month and published ~2 weeks after each settlement date. % of float uses reported free float. · as of 2026-09-30 (24d ago)

ECOR fails-to-deliver (FTD)

Settlement dateFailed sharesPrice
2026-09-16 · 38d1K$10.05
2026-08-14 · 71d970$9.94
2026-08-13 · 72d3K$9.4

SEC fails-to-deliver files, published twice a month with ~6 weeks of delay.

ECOR insider buying and selling (Form 4)

Last 12 months, Form 4 codes P and S: 3 purchases · 3 sales

InsiderTypeSharesValueFiled
Errico Thomas J. · directorPurchase (P)5K$49K2026-09-22
Fox Michael · officer: See RemarksPurchase (P)5K$49K2026-09-18
Lev Joshua S. · officer: CFO and Interim PresidentSale (S)12K$123K2026-08-25
Lev Joshua S. · officer: CFO and Interim PresidentSale (S)5K$49K2026-08-25
Lev Joshua S. · officer: CFO and Interim PresidentSale (S)3K$28K2026-08-25

SEC Form 4 filings: purchases and sales reported on Form 4 (transaction codes P and S) only; grants and option exercises excluded. Attributed public records.

Frequently asked questions

What is ECOR's short interest?
As of the FINRA settlement date 2026-09-30, ECOR had 314K shares sold short — 5.3% of its float, with 3.1 days to cover at average volume. FINRA publishes this data roughly two weeks after each twice-monthly settlement, so it is inherently delayed. A short-interest figure describes an aggregate position; it does not predict what the stock will do.
Are insiders buying ECOR?
In the last 12 months of SEC Form 4 filings, ECOR recorded 3 insider purchases and 3 sales reported on Form 4 (transaction codes P and S; grants and option exercises excluded). These are attributed public records — information, not instruction.
Is this page telling me to buy or sell ECOR?
No. Everything on this page is descriptive, structural market context from public data, shown with its as-of dates. TradeAI News does not issue directional recommendations, price predictions, or buy/sell advice — for any ticker.
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ECOR: the full history

Latest rows shown. Full history, market-wide screens, cluster detection and the context journal live in the dashboard.

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Not financial advice. Trading involves risk. Descriptive structural context, never a recommendation.