31 tracked 13F filers disclose a position in HBIO as of the latest SEC 13F filings, a combined $5.4M 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 | WEBER CAPITAL MANAGEMENT LLC /ADV | $1.9M | 311K | ▼−2.9% Reduced · −9K sh | Q2 2026 | |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | $795K | 163K | →First observed position No prior filed position | Q1 2026 | |
| 3 | TWO SIGMA INVESTMENTS, LP | $556K | 114K | ▼−89% Reduced · −898K sh | Q1 2026 | |
| 4 | RENAISSANCE TECHNOLOGIES LLC | $494K | 101K | ▼−90% Reduced · −920K sh | Q1 2026 | |
| 5 | BlackRock, Inc. | $303K | 62K | ▼−90% Reduced · −560K sh | Q1 2026 | |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | $293K | 48K | ▼−20% Reduced · −12K sh | Q2 2026 | |
| 7 | MILLENNIUM MANAGEMENT LLC | $226K | 46K | ▼−92% Reduced · −500K sh | Q1 2026 | |
| 8 | VANGUARD FIDUCIARY TRUST CO | $135K | 28K | →First observed position No prior filed position | Q1 2026 | |
| 9 | ESSEX INVESTMENT MANAGEMENT CO LLC | $166K | 27K | ▼−0.2% Reduced · −48 sh | Q2 2026 | |
| 10 | JANE STREET GROUP, LLC | $116K | 24K | ▼−94% Reduced · −391K sh | Q1 2026 | |
| 11 | Williams & Novak, LLC | $129K | 21K | ▼−23% Reduced · −6K sh | Q2 2026 | |
| 12 | STATE STREET CORP | $92K | 15K | —Held | Q2 2026 | |
| 13 | Bank of New York Mellon Corp | $50K | 10K | ▲New +10K sh | Q1 2026 | |
| 14 | UBS Group AG | $41K | 8K | ▼−60% Reduced · −13K sh | Q1 2026 | |
| 15 | CITIGROUP INC | $31K | 6K | ▼−97% Reduced · −188K sh | Q1 2026 | |
| 16 | JPMORGAN CHASE & CO | $21K | 4K | ▲+128% Added · +3K sh | Q1 2026 | |
| 17 | FMR LLC | $16K | 3K | ▼−90% Reduced · −30K sh | Q1 2026 | |
| 18 | GROUP ONE TRADING LLC | $11K | 2K | ▼−91% Reduced · −23K sh | Q1 2026 | |
| 19 | MORGAN STANLEY | $8K | 2K | ▼−90% Reduced · −15K sh | Q1 2026 | |
| 20 | Vanguard Global Advisers, LLC | $6K | 1K | →First observed position No prior filed position | Q1 2026 | |
| 21 | Tower Research Capital LLC (TRC) | $6K | 1K | ▼−52% Reduced · −1K sh | Q1 2026 | |
| 22 | SBI Securities Co., Ltd. | $5K | 866 | —Held | Q2 2026 | |
| 23 | ROYAL BANK OF CANADA | $4K | 855 | ▼−82% Reduced · −4K sh | Q1 2026 | |
| 24 | Brown Shipley& Co Ltd | $3K | 478 | —Held | Q2 2026 | |
| 25 | NISA INVESTMENT ADVISORS, LLC | $1K | 228 | —Held | 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, 0 funds opened a new position in HBIO, while 8 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 |
|---|---|---|
| ALPHABET INC-CL AGOOGL | 10 funds | $4.1B |
| MICROSOFT CORPMSFT | 10 funds | $3.6B |
| TESLA INCTSLA | 10 funds | $2.4B |
| JPMORGAN CHASE & COJPM | 10 funds | $2.0B |
| COSTCO WHOLESALE CORPCOST | 10 funds | $1.6B |
| NVIDIA CORPNVDA | 9 funds | $7.6B |
| APPLE INCAAPL | 9 funds | $6.0B |
| BROADCOM INCAVGO | 9 funds | $2.9B |
| MICRON TECHNOLOGY INCMU | 9 funds | $2.7B |
| META PLATFORMS INC-CLASS AMETA | 9 funds | $2.5B |
| UNITEDHEALTH GROUP INCUNH | 9 funds | $1.6B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 9 funds | $1.4B |
Ranked by how many of HBIO's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Mar 17, 2026 | Snider William | Director | Buy (P) | 8K | $41K |
| Mar 17, 2026 | DENELSKY STEPHEN J | Director | Buy (P) | 10K | $49K |
| Mar 16, 2026 | Duke John D | Chief Executive Officer, Director | Buy (P) | 5K | $25K |
| Mar 16, 2026 | Snider William | Director | Buy (P) | 13K | $62K |
| Mar 16, 2026 | Frost Mark T | Chief Financial Officer | Buy (P) | 5K | $25K |
| Jun 13, 2024 | Green James W | Chief Executive Officer, Director | Buy (P) | 10K | $29K |
| Jun 6, 2024 | Green James W | Chief Executive Officer, Director | Buy (P) | 20K | $61K |
| Aug 17, 2023 | Green James W | Chief Executive Officer, Director | Buy (P) | 25K | $110K |
| Mar 15, 2023 | Green James W | Chief Executive Officer, Director | Buy (P) | 20K | $52K |
| Mar 15, 2023 | EDRICK ALAN I | Director | Buy (P) | 16K | $42K |
| Mar 14, 2023 | Green James W | Chief Executive Officer, Director | Buy (P) | 20K | $53K |
| Mar 14, 2023 | EDRICK ALAN I | Director | Buy (P) | 14K | $37K |
| Class | 13F holders | Value held |
|---|---|---|
| HBIOthis pageStock | 31 funds | $5.4M |
| HBIOUSDCOM | 1 funds | $572K |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
Connected entities for HBIO
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/HBIO/capital-change-brief"
Use Arkolith's capital_change_brief for HBIO. 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 HBIO. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.