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Buy Day today: Neutral (51) Mixed market breadth · no major macro event
ECOR

Electrocore LLC

Healthcare · Medical Devices

11.70$ +2.6% vs. previous close Closing price · As of: Sep 18, 2026

Ownership

Ownership Structure

Who owns Electrocore LLC (ECOR)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 66.6% of the shares are freely tradable; institutional investors hold 9.2%.

Institutional ownership ?Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings. 9.2%
Insiders ?Share of the stock held by the executives, founders and major shareholders of the company itself. 36.2%
Float ?Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders. 66.6%
Short % of float ?Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices. 3.8%
Shares Outstanding ?Total number of shares issued. Price times share count gives market cap. 9Mio.

Largest Shareholders

Institutions

Institutions ECOR
Name Stake (%) Shares Change (%) Date
Vanguard Capital Management, LLC 2.25 202,644 +0.0 03/31/2026
Balyasny Asset Management LLC 1.29 116,463 +0.0 03/31/2026
FourWorld Capital Management LLC 1.04 94,000 +0.0 06/30/2026
Wexford Capital LP 1.02 92,060 +0.0 06/30/2026
Geode Capital Management, LLC 0.87 78,083 +11.2 03/31/2026
JAFFETILCHIN INVESTMENT PARTNERS, LLC 0.65 58,198 +11.1 03/31/2026
Sontag Advisory LLC 0.53 47,498 +0.0 06/30/2026
Renaissance Technologies Corp 0.49 44,409 -18.5 03/31/2026

Funds

Funds ECOR
Name Stake (%) Shares Change (%) Date
Vanguard MStar Total Stk Mkt Idx Invest 1.56 140,700 +0.0 07/31/2026
Vanguard Institutional Extnd Mkt Idx Tr 0.76 68,402 +0.0 07/31/2026

Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.

Insider holdings

Insider holdings ECOR
Person Role Shares Value As of Type
Errico Thomas J. Director 358,904 4,199,177 $ Sep 9, 2026 direct
Lev Joshua S. See Remarks 139,889 1,636,701 $ Sep 8, 2026 direct
Fox Michael See Remarks 130,000 1,521,000 $ Sep 11, 2026 direct
Goldstein Julie Ann Director 112,510 1,316,367 $ Sep 9, 2026 direct
Gandolfo John P Director 99,221 1,160,886 $ Sep 9, 2026 direct
Wilber Patricia Director 83,448 976,342 $ Sep 9, 2026 direct
Bonfiglioli Elena Director 41,672 487,562 $ Sep 9, 2026 direct
Theofilos James Charles Director 34,670 405,639 $ Sep 9, 2026 direct

Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.

Insiders

Insider Transactions

Insider Transactions
Date Person Role Type Shares Price Value
Sep 11, 2026 Fox Michael See Remarks Other 5,000 9.80 49,004
Sep 9, 2026 Theofilos James Charles Director Other 11,123 0.00
Sep 9, 2026 Wilber Patricia Director Other 11,123 0.00
Sep 9, 2026 Bonfiglioli Elena Director Other 11,123 0.00
Sep 9, 2026 Goldstein Julie Ann Director Other 11,123 0.00
Sep 9, 2026 Errico Thomas J. Director Other 15,572 0.00
Sep 9, 2026 Gandolfo John P Director Other 11,123 0.00
Sep 8, 2026 Fox Michael See Remarks Other 55,000 0.00
Sep 8, 2026 Lev Joshua S. See Remarks Other 55,000 0.00
Aug 25, 2026 Lev Joshua S. CFO and Interim President Sell 3,000 9.36 28,080
Aug 25, 2026 Lev Joshua S. CFO and Interim President Other 3,000 4.50 13,500
Aug 24, 2026 Lev Joshua S. CFO and Interim President Sell 5,000 9.88 49,400
Aug 24, 2026 Lev Joshua S. CFO and Interim President Other 5,000 4.50 22,500
Aug 21, 2026 Lev Joshua S. CFO and Interim President Sell 12,000 10.22 122,640
Aug 21, 2026 Lev Joshua S. CFO and Interim President Other 12,000 4.50 54,000
Aug 13, 2026 Errico Thomas J. Director Buy 5,000 9.85 49,272

Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →

Data as of: September 18, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)

Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.

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