Ranked by reported Q2 2026 13F market value
Share of total reported institutional value in MDXG held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | Essex Woodlands Management, Inc. | 28.2M | $108.6M | 0.0% | 19.343% | 42.70% |
| 2 | BlackRock, Inc. | 12.2M | $46.8M | +2.0% | 8.339% | 0.00% |
| 3 | Trigran Investments, Inc. | 7.2M | $27.6M | -0.0% | 4.922% | 5.07% |
| 4 | STATE STREET CORP | 5.6M | $21.5M | +10.3% | 3.828% | 0.00% |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 5.2M | $20.0M | +0.4% | 3.559% | 0.00% |
| 6 | Nantahala Capital Management, LLC | 4.8M | $18.4M | +40.3% | 3.271% | 0.30% |
| 7 | PARADIGM CAPITAL MANAGEMENT INC/NY | 4.1M | $15.7M | +19.4% | 2.794% | 0.43% |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | 3.1M | $12.1M | +9.1% | 2.157% | 0.00% |
| 9 | GOLDMAN SACHS GROUP INC | 2.7M | $10.3M | +124.8% | 1.829% | 0.00% |
| 10 | AQR CAPITAL MANAGEMENT LLC | 2.5M | $9.5M | +170.3% | 1.692% | 0.00% |
| 11 | RENAISSANCE TECHNOLOGIES LLC | 2.4M | $9.4M | -19.1% | 1.677% | 0.01% |
| 12 | PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | 2.1M | $7.9M | +1.9% | 1.412% | 0.39% |
| 13 | DIMENSIONAL FUND ADVISORS LP | 1.9M | $7.5M | -27.8% | 1.334% | 0.00% |
| 14 | CANNELL CAPITAL LLC | 1.9M | $7.2M | +24.9% | 1.283% | 4.83% |
| 15 | NORTHERN TRUST CORP | 1.3M | $5.1M | +28.8% | 0.904% | 0.00% |
| 16 | VANGUARD PORTFOLIO MANAGEMENT LLC | 1.3M | $5.0M | +16.7% | 0.885% | 0.00% |
| 17 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1.3M | $4.9M | +63.2% | 0.869% | 0.00% |
| 18 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.2M | $4.8M | -10.0% | 0.852% | 0.00% |
| 19 | Meros Investment Management, LP | 1.1M | $4.3M | +2.6% | 0.770% | 1.37% |
| 20 | MORGAN STANLEY | 1.0M | $4.0M | +28.4% | 0.716% | 0.00% |
| 21 | Qube Research & Technologies Ltd | 990K | $3.8M | -40.0% | 0.679% | 0.00% |
| 22 | CITADEL ADVISORS LLC | 844K | $3.2M | +3.9% | 0.579% | 0.00% |
| 23 | JANE STREET GROUP, LLC | 792K | $3.1M | +35.9% | 0.544% | 0.00% |
| 24 | VANGUARD FIDUCIARY TRUST CO | 775K | $3.0M | -5.8% | 0.532% | 0.00% |
| 25 | KENNEDY CAPITAL MANAGEMENT LLC | 770K | $3.0M | — | 0.528% | 0.05% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in MDXG — a direct measure of their conviction.
Filings activity in MDXG during Q2 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q2 2026 | 225 | 4.7% | 76.75% | +0.94 pp | $424M | 3.7% |
| Q1 2026 | 236 | +2.6% | 75.81% | +3.63 pp | $440M | 38% |
| Q4 2025 | 230 | +0.4% | 72.18% | +1.37 pp | $715M | 1.3% |
| Q3 2025 | 229 | +3.6% | 70.81% | +0.38 pp | $724M | +16% |
| Q2 2025 | 221 | +2.8% | 70.43% | +1.91 pp | $622M | 18% |
| Q1 2025 | 215 | +1.9% | 68.52% | +0.25 pp | $755M | 20% |
| Q4 2024 | 211 | +9.3% | 68.27% | +1.84 pp | $948M | +68% |
| Q3 2024 | 193 | — | 66.43% | — | $566M | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying MDXG stock.
Based on Q2 2026 13F filings, institutional ownership of MiMedx Group, Inc. stands at 76.8%, held across 225 reporting institutions.
Essex Woodlands Management, Inc. is the largest reported institutional holder of MDXG, with approximately 28,195,249 shares worth $0.11B as of Q2 2026.
Yes — 3 widely-followed marquee investors appear among the top 25 institutional holders of MDXG, including RENAISSANCE TECHNOLOGIES LLC, CITADEL ADVISORS LLC, JANE STREET GROUP, LLC.
Our composite Smart Money Score for MDXG is 61 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
38 institutions opened new positions in MDXG during Q2 2026, while 48 fully exited. 78 added to existing positions and 102 trimmed.
MDXG institutional ownership rose by 0.94 percentage points quarter-over-quarter, with a net change of -11 holders.
The top 10 institutions account for 68.5% of all reported 13F value in MDXG, and the top 25 account for 86.5%.
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.
MiMedx Group, Inc. (MDXG) Institutional Ownership