Among active 13F managers last quarter, 1 opened and 1 reduced; the largest holder to move was GTS Securities LLC (new position).
3 tracked 13F filers disclose a position in NFRX as of the latest SEC 13F filings, a combined $9.5M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| # | Fund | Shares | Position value | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | GTS Securities LLC | 295K | $7.9M | ▲New +295K sh | Q1 2026 | |
| 2 | Jane Street Group, LLC | 38K | $1.0M | ▲New +38K sh | Q1 2026 | |
| 3 | Citadel Advisors LLC | 24K | $646K | ▼−0.8% Reduced · −196 sh | Q2 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
Last quarter, 1 fund opened a new position in NFRX, while 1 reduced. Based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Their position there |
|---|---|---|
| Ishares Core S&P 500 ETFIVV | 2 funds | $13.4B |
| Amazon.com IncAMZN | 2 funds | $2.6B |
| Nvidia CorpNVDA | 2 funds | $2.4B |
| Apple IncAAPL | 2 funds | $2.2B |
| Microsoft CorpMSFT | 2 funds | $1.5B |
| Electronic Arts IncEA | 2 funds | $1.2B |
| Warner Bros Discovery IncWBD | 2 funds | $1.2B |
| Eli Lilly & CoLLY | 2 funds | $1.1B |
| Broadcom IncAVGO | 2 funds | $1.1B |
| Alphabet Inc-CL AGOOGL | 2 funds | $1.1B |
| BlackRock IncBLK | 2 funds | $1.1B |
| Advanced Micro DevicesAMD | 2 funds | $931.8M |
Ranked by how many of NFRX's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in NFRX.
| Class | 13F holders | Value held |
|---|---|---|
| BINVEXCHANGE TRADED | 42 funds | $200.0M |
| BUSAEXCHANGE TRADED | 24 funds | $39.4M |
| BSMCBRANDES US SMALL | 18 funds | $26.7M |
| GEMEPACIFIC NOS GLOB | 10 funds | $258.0M |
| TALVTRANSAMERICA LAR | 7 funds | $138.1M |
| TABDTRANSAMERICA BD | 6 funds | $122.6M |
| PBOTPICTET AI & AUTO | 4 funds | $12.7M |
| PQNTPICTET AI ENHANC | 4 funds | $10.4M |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
Connected entities for NFRX
This ETF page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/NFRX/capital-change-brief"
Use Arkolith's capital_change_brief for NFRX. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + quarter-over-quarter ownership changes + end-of-day price history + the live filing stream, joined for NFRX. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.