electroCore, Inc.
ECOR- Exchange
- Nasdaq
- Industry
- Electromedical & Electrotherapeutic Apparatus
- SEC CIK
- 0001560258
In the last 90 days, electroCore, Inc. insiders filed 3 open-market purchases and 1 sale; 32 institutions reported holding it in 13F filings for Q2 2026, worth $8.86M in total; no superinvestor holds it.
Holders of 5% or more of ECOR
Holders whose latest Schedule 13D or 13G filing reports 5% or more of electroCore, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Theofilos Charles Steve | 13G/A | 9.90%938.5K shares | +3.90 ppfrom 6.00% | Mar 24, 20254 filings | Aug 13, 2026 | SEC |
| Zhang Tianyi | 13G | 9.90%734.6K shares | New | Jun 5, 20251 filing | Jun 5, 2025 | SEC |
| Hilve Holdings Ltd | 13G | 6.40%517.5K shares | +0.70 ppfrom 5.70% | Sep 8, 20252 filings | May 5, 2026 | SEC |
| AWM Investment Company, Inc. | 13G/A | 6.00%509.1K shares | – | Nov 13, 20251 filing | Nov 13, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
9 Schedule 13D and 13G filings on electroCore, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Aug 13, 20264:19 PM ET | Theofilos Charles Steveand 2 others | 13G/A | 9.90%938.5K shares | +3.90 ppfrom 6.00% | Jun 30, 2026 | SEC |
| May 5, 20262:25 PM ET | Hilve Holdings Ltdand 1 other | 13G | 6.40%517.5K shares | +0.70 ppfrom 5.70% | Mar 31, 2026 | SEC |
| Nov 13, 20252:27 PM ET | AWM Investment Company, Inc. | 13G/A | 6.00%509.1K shares | – | Sep 30, 2025 | SEC |
| Sep 8, 20259:01 AM ET | Hilve Holdings Ltdand 1 other | 13G | 5.70%432.0K shares | New | Aug 15, 2025 | SEC |
| Jul 9, 20254:31 PM ET | Theofilos Charles Steveand 2 others | 13G/A | 6.00%444.5K shares | 0.00 ppfrom 6.00% | Jul 4, 2025 | SEC |
| Jun 5, 20252:38 PM ET | Zhang Tianyi | 13G | 9.90%734.6K shares | New | May 15, 2025 | SEC |
| May 14, 20256:09 PM ET | Theofilos Charles Steveand 3 others | 13D/A | 6.00%444.5K shares | −0.20 ppfrom 6.20% | May 12, 2025 | SEC |
| May 14, 20259:02 AM ET | MAZ Partners LPand 3 others | 13D | 1.80%136.2K shares | NewBelow 5% | May 13, 2025 | SEC |
| Mar 24, 20255:01 PM ET | Theofilos Charles Steveand 2 others | 13G/A | 6.20%444.5K shares | – | Mar 21, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell electroCore, Inc. shares.
No Form 144 notices for electroCore, Inc. are on file.