Among active 13F managers last quarter, 3 opened and 1 added, while 1 reduced; the largest holder to move was Groupe la Francaise (new position). No open-market insider trades in the last 180 days.
Funds lean in and no leg opposes.
18 tracked 13F filers disclose a position in FONR as of the latest SEC 13F filings, a combined $13.9M 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 | Dimensional Fund Advisors LP | 315K | $5.9M | ▼−15% Reduced · −58K sh | Q1 2026 | |
| 2 | Groupe la Francaise | 119K | $2.2M | ▲New +119K sh | Q1 2026 | |
| 3 | Gabelli Funds LLC | 91K | $1.7M | ▲New +91K sh | Q1 2026 | |
| 4 | Two Sigma Investments, LP | 81K | $1.5M | ▲New +81K sh | Q1 2026 | |
| 5 | American Century Companies Inc | 68K | $1.3M | ▲+126% Added · +38K sh | Q1 2026 | |
| 6 | Northern Trust Corp | 33K | $615K | ▲+3.2% Added · +1K sh | Q1 2026 | |
| 7 | Bank of New York Mellon Corp | 18K | $338K | ▼−19% Reduced · −4K sh | Q1 2026 | |
| 8 | UBS Group AG | 13K | $243K | ▲14× Added · +12K sh | Q1 2026 | |
| 9 | Osaic Holdings, Inc. | 4K | $70K | ▼−5.2% Reduced · −206 sh | Q1 2026 | |
| 10 | JPMorgan Chase & Co | 3K | $55K | —Held | Q1 2026 | |
| 11 | PNC Financial Services Group, Inc. | 969 | $18K | —Held | Q1 2026 | |
| 12 | Tower Research Capital LLC (TRC) | 566 | $11K | ▼−26% Reduced · −198 sh | Q1 2026 | |
| 13 | Morgan Stanley | 460 | $9K | ▼−77% Reduced · −2K sh | Q1 2026 | |
| 14 | CWM, LLC | 300 | $6K | —Held | Q1 2026 | |
| 15 | Rhumbline Advisers | 298 | $6K | —Held | Q1 2026 | |
| 16 | Wells Fargo & Company | 39 | $725 | ▲+200% Added · +26 sh | Q1 2026 | |
| 17 | Citigroup Inc | 1 | $19 | ▼−50% Reduced · −1 sh | Q1 2026 | |
| 18 | Royal Bank Of Canada | 1 | $0 | ▼−99% Reduced · −131 sh | Q1 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, 3 funds opened a new position in FONR and 1 added to an existing one, 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 |
|---|---|---|
| Nvidia CorpNVDA | 5 funds | $13.3B |
| Apple IncAAPL | 5 funds | $8.4B |
| Microsoft CorpMSFT | 5 funds | $7.1B |
| Amazon.com IncAMZN | 5 funds | $6.8B |
| Alphabet Inc-CL AGOOGL | 5 funds | $6.7B |
| Broadcom IncAVGO | 5 funds | $4.0B |
| Mastercard Inc - AMA | 5 funds | $3.8B |
| Tesla IncTSLA | 5 funds | $3.7B |
| Meta Platforms Inc-Class AMETA | 5 funds | $3.5B |
| Costco Wholesale CorpCOST | 5 funds | $2.8B |
| Taiwan Semiconductor-SP ADRTSM | 5 funds | $2.4B |
| JPMorgan Chase & CoJPM | 5 funds | $2.3B |
Ranked by how many of FONR's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in FONR.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Sep 30, 2022 | Damadian Timothy Raymond | CEO, President & Treasurer, Director | Buy (P) | 2K | $31K |
| Sep 30, 2022 | Bonanni Luciano B | Exec VP, COO & PFO | Buy (P) | 3K | $48K |
| Sep 29, 2022 | Damadian Timothy Raymond | CEO, President & Treasurer, Director | Buy (P) | 3K | $34K |
| Sep 29, 2022 | Bonanni Luciano B | Exec VP, COO & PFO | Buy (P) | 1K | $18K |
| Sep 27, 2018 | Damadian Raymond V | Treasurer, Director, 10% Owner | Sell (S) | 450 | $11K |
| Sep 26, 2018 | Damadian Raymond V | Treasurer, Director, 10% Owner | Sell (S) | 450 | $11K |
| Sep 25, 2018 | Damadian Raymond V | Treasurer, Director, 10% Owner | Sell (S) 2 lots, same day | 600 | $15K |
| Sep 24, 2018 | Damadian Raymond V | Treasurer, Director, 10% Owner | Sell (S) 2 lots, same day | 2K | $44K |
| Jun 29, 2018 | Damadian Raymond V | Treasurer, Director, 10% Owner | Sell (S) | 633 | $17K |
| Jun 28, 2018 | Damadian Raymond V | Treasurer, Director, 10% Owner | Sell (S) | 607 | $16K |
| Jun 27, 2018 | Damadian Raymond V | Treasurer, Director, 10% Owner | Sell (S) | 620 | $17K |
| Jun 26, 2018 | Damadian Raymond V | Treasurer, Director, 10% Owner | Sell (S) | 620 | $17K |
One row per insider, day and transaction code; shares and value are summed across the lots. Every lot is on the full insider page and in the filing.
Where institutional funds (13F), corporate insiders (Form 4) and US House members (STOCK Act) are buying or selling the same name in the same window. Green is buying, red is selling.
Insiders and Congress: last 180 days. Funds: latest 13F, top 100 holders incl. passive
| Source | Buying | Selling | Net |
|---|---|---|---|
13F funds Top 100 holders by value, passive included; the hero counts active managers only | 4 | 7 | – |
Insiders Form 4 open-market | 0 | 0 | $0 |
US House STOCK Act trades | 0 | 0 | $0 |
Capital Rotation reports where institutional capital disclosed rotating, as of the latest public SEC 13F filings. It is data, not investment advice, a recommendation, or a prediction. Filings lag about 45 days and cover long US equity positions only. Past disclosed flows do not indicate future prices. Do your own research; consult a licensed advisor.
| Class | 13F holders | Value held |
|---|---|---|
| FONRthis pageEQUITY | 18 funds | $13.9M |
| 344437108COMMON STOCK | 1 funds | $0 |
| 344437504PREFERRED STOCK | 1 funds | $0 |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
Connected entities for FONR
This stock 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/FONR/capital-change-brief"
Use Arkolith's capital_change_brief for FONR. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + the live filing stream, joined for FONR. Filings are public domain, sourced to SEC EDGAR.