39 tracked 13F filers disclose a position in QRHC as of the latest SEC 13F filings, a combined $8.3M 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 | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | WYNNEFIELD CAPITAL INC | $3.3M | 2.7M | —Held | Q1 2026 | |
| 2 | Veradace Capital Management LLC | $1.6M | 1.3M | —Held | Q2 2026 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $819K | 689K | →First observed position No prior filed position | Q1 2026 | |
| 4 | LPL Financial LLC | $409K | 343K | ▲+9.8% Added · +31K sh | Q1 2026 | |
| 5 | KENNEDY CAPITAL MANAGEMENT LLC | $388K | 326K | ▲+2.0% Added · +6K sh | Q1 2026 | |
| 6 | TRUIST FINANCIAL CORP | $329K | 276K | —Held | Q1 2026 | |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | $210K | 167K | ▼−15% Reduced · −29K sh | Q2 2026 | |
| 8 | RENAISSANCE TECHNOLOGIES LLC | $153K | 129K | ▼−4.1% Reduced · −6K sh | Q1 2026 | |
| 9 | SEI INVESTMENTS CO | $146K | 123K | ▲+100% Added · +61K sh | Q1 2026 | |
| 10 | Skylands Capital, LLC | $139K | 111K | ▼−33% Reduced · −55K sh | Q2 2026 | |
| 11 | VANGUARD FIDUCIARY TRUST CO | $99K | 84K | →First observed position No prior filed position | Q1 2026 | |
| 12 | MILLENNIUM MANAGEMENT LLC | $90K | 76K | ▼−18% Reduced · −17K sh | Q1 2026 | |
| 13 | CITADEL ADVISORS LLC | $90K | 72K | ▲New +72K sh | Q2 2026 | |
| 14 | DIMENSIONAL FUND ADVISORS LP | $85K | 72K | ▼−14% Reduced · −12K sh | Q1 2026 | |
| 15 | BlackRock, Inc. | $77K | 65K | ▲+5.0% Added · +3K sh | Q1 2026 | |
| 16 | STATE STREET CORP | $65K | 52K | —Held | Q2 2026 | |
| 17 | NORTHERN TRUST CORP | $43K | 36K | —Held | Q1 2026 | |
| 18 | Greenhaven Road Investment Management, L.P. | $37K | 31K | —Held | Q1 2026 | |
| 19 | GOLDMAN SACHS GROUP INC | $37K | 31K | ▼−17% Reduced · −6K sh | Q1 2026 | |
| 20 | XTX Topco Ltd | $32K | 27K | ▲+14% Added · +3K sh | Q1 2026 | |
| 21 | JANE STREET GROUP, LLC | $29K | 24K | ▼−10% Reduced · −3K sh | Q1 2026 | |
| 22 | RAYMOND JAMES FINANCIAL INC | $25K | 21K | ▲New +21K sh | Q1 2026 | |
| 23 | TWO SIGMA INVESTMENTS, LP | $20K | 16K | ▼−71% Reduced · −40K sh | Q1 2026 | |
| 24 | Cresset Asset Management, LLC | $21K | 16K | ▼−1.2% Reduced · −200 sh | Q2 2026 | |
| 25 | Qube Research & Technologies Ltd | $18K | 15K | ▼−1.9% Reduced · −294 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, 1 fund opened a new position in QRHC and 4 added to an existing one, while 5 reduced and 0 exited entirely — 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 | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 10 funds | $8.9B |
| APPLE INCAAPL | 10 funds | $8.0B |
| MICROSOFT CORPMSFT | 10 funds | $5.2B |
| ALPHABET INC-CL AGOOGL | 10 funds | $3.9B |
| JPMORGAN CHASE & COJPM | 10 funds | $2.7B |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 10 funds | $1.6B |
| BRISTOL-MYERS SQUIBB COBMY | 10 funds | $1.5B |
| COSTCO WHOLESALE CORPCOST | 10 funds | $1.5B |
| RTX CORPRTX | 10 funds | $1.2B |
| ENERSYSENS | 10 funds | $120.0M |
| ASTRONICS CORPATRO | 10 funds | $72.3M |
| AMAZON.COM INCAMZN | 9 funds | $4.8B |
Ranked by how many of QRHC's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Mar 19, 2026 | Hampstead Park Capital Management, LLC | 10% Owner | Buy (P) | 9K | $7K |
| Mar 18, 2026 | Lipstein Robert J | Director | Buy (P) | 11K | $10K |
| Mar 16, 2026 | Culpepper Glenn | Director | Buy (P) | 5K | $6K |
| Dec 23, 2025 | Culpepper Glenn | Director | Buy (P) | 5K | $10K |
| Oct 27, 2025 | KITT BARRY M | 10% Owner | Buy (P) | 63K | $85K |
| Oct 24, 2025 | KITT BARRY M | 10% Owner | Buy (P) | 33K | $45K |
| Oct 23, 2025 | KITT BARRY M | 10% Owner | Buy (P) | 103K | $130K |
| Sep 2, 2025 | Dunning Audrey | Director | Buy (P) | 4K | $7K |
| Aug 20, 2025 | FRIEDBERG DANIEL M. | Director, 10% Owner | Buy (P) | 17K | $28K |
| Aug 14, 2025 | Culpepper Glenn | Director | Buy (P) | 5K | $8K |
| Aug 14, 2025 | Lipstein Robert J | Director | Buy (P) | 15K | $26K |
| Mar 19, 2025 | FRIEDBERG DANIEL M. | Director, 10% Owner | Buy (P) | 3K | $8K |
Connected entities for QRHC
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/QRHC/capital-change-brief"
Use Arkolith's capital_change_brief for QRHC. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for QRHC. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.