Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in ECOR held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | VANGUARD CAPITAL MANAGEMENT LLC | 203K | $1.2M | β | 2.443% | 0.00% |
| 2 | BALYASNY ASSET MANAGEMENT LLC | 116K | $702K | β | 1.404% | 0.00% |
| 3 | GEODE CAPITAL MANAGEMENT, LLC | 78K | $471K | +11.2% | 0.941% | 0.00% |
| 4 | Jaffetilchin Investment Partners, LLC | 58K | $351K | +11.1% | 0.702% | 0.02% |
| 5 | INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC | 47K | $308K | -47.4% | 0.562% | 0.02% |
| 6 | Wealthspire Advisors, LLC | 47K | $286K | 0.0% | 0.573% | 0.00% |
| 7 | RENAISSANCE TECHNOLOGIES LLC | 44K | $268K | -18.5% | 0.535% | 0.00% |
| 8 | VANGUARD FIDUCIARY TRUST CO | 39K | $232K | β | 0.464% | 0.00% |
| 9 | HighTower Advisors, LLC | 35K | $213K | 0.0% | 0.426% | 0.00% |
| 10 | BlackRock, Inc. | 27K | $161K | +2.6% | 0.323% | 0.00% |
| 11 | STATE STREET CORP | 27K | $160K | 0.0% | 0.320% | 0.00% |
| 12 | WealthShield Partners, LLC | 26K | $157K | β | 0.313% | 0.02% |
| 13 | TWO SIGMA INVESTMENTS, LP | 19K | $115K | -1.5% | 0.231% | 0.00% |
| 14 | NORTHERN TRUST CORP | 11K | $67K | 0.0% | 0.134% | 0.00% |
| 15 | TOBIAS FINANCIAL ADVISORS, INC. | 10K | $60K | 0.0% | 0.120% | 0.01% |
| 16 | UBS Group AG | 8K | $51K | +12.9% | 0.102% | 0.00% |
| 17 | BFSG, LLC | 4K | $23K | 0.0% | 0.047% | 0.00% |
| 18 | ROYAL BANK OF CANADA | 2K | $12K | +3178.7% | 0.024% | 0.00% |
| 19 | Rockefeller Capital Management L.P. | 2K | $12K | 0.0% | 0.024% | 0.00% |
| 20 | Vanguard Global Advisers, LLC | 2K | $11K | β | 0.021% | 0.00% |
| 21 | Kozak & Associates, Inc. | 666 | $4K | 0.0% | 0.008% | 0.00% |
| 22 | Rialto Wealth Management, LLC | 634 | $4K | 0.0% | 0.008% | 0.00% |
| 23 | MORGAN STANLEY | 367 | $2K | -91.3% | 0.004% | 0.00% |
| 24 | WELLS FARGO & COMPANY/MN | 311 | $2K | 0.0% | 0.004% | 0.00% |
| 25 | Prestige Wealth Management Group LLC | 270 | $2K | 0.0% | 0.003% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in ECOR β a direct measure of their conviction.
Filings activity in ECOR during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 29 | 3.3% | 5.76% | +1.23 pp | $5M | +27% |
| Q4 2025 | 30 | +0.0% | 4.53% | +0.26 pp | $4M | +6.2% |
| Q3 2025 | 30 | 6.3% | 4.27% | 3.01 pp | $4M | 41% |
| Q2 2025 | 32 | 14% | 7.28% | 3.70 pp | $6M | 34% |
| Q1 2025 | 37 | +12% | 10.98% | 5.96 pp | $9M | 35% |
| Q4 2024 | 33 | +43% | 16.94% | +8.53 pp | $14M | +101% |
| Q3 2024 | 23 | +0.0% | 8.41% | +0.64 pp | $7M | +8.2% |
| Q2 2024 | 23 | β | 7.77% | β | $7M | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying ECOR stock.
Based on Q1 2026 13F filings, institutional ownership of electroCore, Inc. stands at 5.8%, held across 29 reporting institutions.
VANGUARD CAPITAL MANAGEMENT LLC is the largest reported institutional holder of ECOR, with approximately 202,644 shares worth $0.00B as of Q1 2026.
Yes β 2 widely-followed marquee investors appear among the top 25 institutional holders of ECOR, including RENAISSANCE TECHNOLOGIES LLC, TWO SIGMA INVESTMENTS, LP.
Our composite Smart Money Score for ECOR is 60 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
7 institutions opened new positions in ECOR during Q1 2026, while 8 fully exited. 18 added to existing positions and 3 trimmed.
ECOR institutional ownership rose by 1.23 percentage points quarter-over-quarter, with a net change of -1 holders.
The top 10 institutions account for 86.1% of all reported 13F value in ECOR, and the top 25 account for 100.0%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
electroCore, Inc. (ECOR) Institutional Ownership