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ECOR · electroCore, Inc. · Shareholders & Ownership

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$8.42 +0.66 (+8.51%) At close · Oct 28 Q1 2026 earnings call transcript
Market Cap
$69.96M
Shares
9.02M
Volume · Oct 28 45.05K Avg daily vol (3M) 87.69K

Every disclosed holder of ECOR in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.

Who Owns ECOR

13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positions
Holder group Shares % Out
Institutional (13F) 1,077,083 11.95%
Insiders (Forms 3, 4, 5) 1,319,567 14.64%
13D/G-only blocks 2,699,783 29.94%
Remaining 3,919,452 43.47%
Registered funds (N-PORT, not summed) 303,733 3.37%

Shares outstanding: 9,015,885, the issuer's latest cover-page count restated onto today's split basis.

13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.

Holders of ECOR

# Holder Shares
1
Theofilos Charles Steve
13G CIK 2003243 · Unknown · Jun 30, 2026
Rule 13d-1(c), passive investor
938,523
2
TIANYI ZHANG
13G CIK 2071488 · Unknown · May 15, 2025
Rule 13d-1(c), passive investor
734,638
3
Mikhail Stiskin
13G CIK 2058477 · Unknown · Mar 31, 2026
Rule 13d-1(c), passive investor
517,522
4
AWM Investment Company, Inc.
13G CIK 1535264 · Registered investment adviser · Sep 30, 2025
Rule 13d-1(b), qualified institution
509,100
5
Errico Thomas J.
Insider CIK 1737633 · Sep 14, 2026
Director, issuer-wide
363,904
6
VANGUARD CAPITAL MANAGEMENT LLC
13F CIK 2100119 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
211,639
7
Goldberger Daniel S
Insider CIK 1382042 · Apr 23, 2026
Director, issuer-wide
211,471
8
VANGUARD TOTAL STOCK MARKET INDEX FUND
Fund S000002848 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
140,700
9
Lev Joshua S.
Insider CIK 2036609 · Sep 8, 2026
CFO and Interim President, issuer-wide
139,889
10
Fox Michael
Insider CIK 2117241 · Sep 11, 2026
Chief Operating Officer, issuer-wide
130,000
11
Goldstein Julie Ann
Insider CIK 1917358 · Sep 9, 2026
Director, issuer-wide
112,510
12
PATTON THOMAS M
Insider CIK 1310306 · Sep 2, 2025
Director, issuer-wide
102,782
13
GANDOLFO JOHN P
Insider CIK 1200155 · Sep 9, 2026
Chief Financial Officer, issuer-wide
99,221
14
FourWorld Capital Management LLC
13F CIK 1770525 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
94,000
15
WEXFORD CAPITAL LP
13F CIK 1048462 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
92,060
16
Wilber Patricia
Insider CIK 1917356 · Sep 9, 2026
Director, issuer-wide
83,448
17
GEODE CAPITAL MANAGEMENT, LLC
13F CIK 1214717 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
73,149
18
NORTHERN TRUST CORP
13F CIK 73124 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
66,506
19
JANE STREET GROUP, LLC
13F CIK 1595888 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
63,402
20
VANGUARD EXTENDED MARKET INDEX FUND
Fund S000002841 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
61,702
21
Jaffetilchin Investment Partners, LLC
13F CIK 1404652 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
59,954
22
Wealthspire Advisors, LLC
13F CIK 1646247 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
47,498
23
CITADEL ADVISORS LLC
13F CIK 1423053 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
43,803
24
MARSHALL WACE, LLP
13F CIK 1318757 · Exempt reporting adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
43,672
25
Bonfiglioli Elena
Insider CIK 2084376 · Sep 9, 2026
Director, issuer-wide
41,672
26
VANGUARD FIDUCIARY TRUST CO
13F CIK 933478 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
38,770
27
HighTower Advisors, LLC
13F CIK 1462245 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
35,342
28
Theofilos James Charles
Insider CIK 2076440 · Sep 9, 2026
Director, issuer-wide
34,670
29
Fidelity Extended Market Index Fund
Fund S000006021 · Registered fund · Aug 31, 2026
Fidelity Concord Street Trust, not summed
32,156
30
BlackRock, Inc.
13F CIK 2012383 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
31,776
30.1
iShares Micro-Cap ETF
Fund S000004439 · Registered fund · Jun 30, 2026
iShares Trust, not summed
17,562
31
STATE STREET CORP
13F CIK 93751 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
26,518
32
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC
13F CIK 1632972 · Unknown · Sep 30, 2026
25,978
33
WealthShield Partners, LLC
13F CIK 1729303 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
25,978
34
BRC Group Holdings, Inc.
13F CIK 1464790 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
25,104
35
BRIDGEWAY CAPITAL MANAGEMENT, LLC
13F CIK 1107261 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
25,000
35.1
Ultra-Small Company Fund
Fund S000004423 · Registered fund · Jun 30, 2026
Bridgeway Funds, Inc., not summed
25,000
36
RENAISSANCE TECHNOLOGIES LLC
13F CIK 1037389 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
19,900
37
Fidelity Total Market Index Fund
Fund S000006026 · Registered fund · Aug 31, 2026
Fidelity Concord Street Trust, not summed
10,185
38
TOBIAS FINANCIAL ADVISORS, INC.
13F CIK 1802080 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
10,000
39
Fidelity Series Total Market Index Fund
Fund S000065248 · Registered fund · Aug 31, 2026
Fidelity Concord Street Trust, not summed
8,975
40
UBS Group AG
13F CIK 1610520 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
6,578
41
BFSG, LLC
13F CIK 1706836 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
3,862
42
Fidelity Nasdaq Composite Index Fund
Fund S000055366 · Registered fund · Aug 31, 2026
Fidelity Concord Street Trust, not summed
3,716
43
VANGUARD BALANCED INDEX FUND
Fund S000002560 · Registered fund · Jun 30, 2026
VANGUARD VALLEY FORGE FUNDS, not summed
2,537
44
Rockefeller Capital Management L.P.
13F CIK 1739439 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,946
45
Vanguard Global Advisers, LLC
13F CIK 1811242 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,771
46
1290 VT Micro Cap Portfolio
Fund S000044688 · Registered fund · Jun 30, 2026
EQ Advisors Trust, not summed
1,200
47
Kozak & Associates, Inc.
13F CIK 1764970 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
666
48
Rialto Wealth Management, LLC
13F CIK 2054966 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
634
49
WELLS FARGO & COMPANY/MN
13F CIK 72971 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
598
50
MORGAN STANLEY
13F CIK 895421 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
467

Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.

Showing 1–50 of 56 holders

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Key facts CIK 1560258 CUSIP 28531P202 13F (30d) 3 filings 3 filers Visit website Investor relations