MIMEDX GROUP INC MDXG
COM · Common Stock · CUSIP 602496101
- SectorHealth care
- IndustrySurgical & Medical Instruments & Apparatus
- HeadquartersMarietta, GA
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($39.6k this quarter). Holder counts are more reliable. Shares outstanding: 145.8m as of 2026-07-23, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $3.85. Options: 1 managers hold calls ($385 notional), 3 hold puts ($139.8k).
Trends to Q2 2026
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 145 |
| Q4 2022 | 154 |
| Q1 2023 | 165 |
| Q2 2023 | 178 |
| Q3 2023 | 187 |
| Q4 2023 | 200 |
| Q1 2024 | 203 |
| Q2 2024 | 203 |
| Q3 2024 | 195 |
| Q4 2024 | 214 |
| Q1 2025 | 219 |
| Q2 2025 | 224 |
| Q3 2025 | 232 |
| Q4 2025 | 234 |
| Q1 2026 | 239 |
| Q2 2026 | 226 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q3 2024 | 77 | 91 |
| Q4 2024 | 92 | 88 |
| Q1 2025 | 96 | 91 |
| Q2 2025 | 103 | 90 |
| Q3 2025 | 102 | 102 |
| Q4 2025 | 105 | 104 |
| Q1 2026 | 129 | 96 |
| Q2 2026 | 128 | 109 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2025 | $1.8m | $2.0m | 1.10 |
| Q4 2025 | $408.9k | $832.7k | 2.04 |
| Q1 2026 | $182.5k | $641.9k | 3.52 |
| Q2 2026 | $385 | $139.8k | 363.00 |
Biggest buyers
| Nantahala Capital Management, LLC | Added | +6.1m |
| AQR CAPITAL MANAGEMENT LLC | Added | +1.6m |
| GOLDMAN SACHS GROUP INC | Added | +1.5m |
| KENNEDY CAPITAL MANAGEMENT LLC | New | +770.1k |
| ACADIAN ASSET MANAGEMENT LLC | Added | +664.0k |
| PARADIGM CAPITAL MANAGEMENT INC/NY | Added | +662.8k |
| STATE STREET CORP | Added | +522.1k |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | Added | +490.7k |
| Creative Planning | Added | +385.6k |
| CANNELL CAPITAL LLC | Added | +373.2k |
Biggest sellers
| First Light Asset Management, LLC | Sold out | -2.8m |
| MARSHALL WACE, LLP | Reduced | -1.7m |
| DEUTSCHE BANK AG\ | Reduced | -899.9k |
| DIMENSIONAL FUND ADVISORS LP | Reduced | -749.1k |
| Qube Research & Technologies Ltd | Reduced | -661.3k |
| PRUDENTIAL FINANCIAL INC | Reduced | -623.6k |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | -575.6k |
| FIRST TRUST ADVISORS LP | Sold out | -553.3k |
| Trexquant Investment LP | Sold out | -507.4k |
| UBS Group AG | Reduced | -437.0k |
Biggest calls
| SIMPLEX TRADING, LLC | Reduced | $385100 shares |
Biggest puts
| CITADEL ADVISORS LLC | Reduced | $70.5k18.3k shares |
| SIMPLEX TRADING, LLC | Reduced | $58.9k15.3k shares |
| GROUP ONE TRADING LLC | Reduced | $10.4k2.7k shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
No one currently above 5% in the filings since 19 Dec 2024.
Fell to 5% or below in the last year: Trigran Investments, Inc. (4.2%, 2026-02-13)
Insider purchases and sales since 1 Apr 2026
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q4 2024 | 0 | — | 0 | — | — |
| Q1 2025 | 0 | — | 3 | $1.6m | — |
| Q2 2025 | 1 | $1.3m | 0 | — | — |
| Q3 2025 | 0 | — | 0 | — | — |
| Q4 2025 | 0 | — | 1 | $432.6k | — |
| Q1 2026 | 0 | — | 0 | — | — |
| Q2 2026 | 0 | — | 0 | — | — |
| Q3 2026 | 0 | — | 0 | — | — |
None reported since 1 Apr 2026.
Holders, Q2 2026
| Manager | Shares | Change |
|---|---|---|
| Essex Woodlands Management, Inc. 42.70% of their portfolio | 28.2m $108.6m | Unchanged |
| BlackRock, Inc. 0.00% of their portfolio | 12.2m $46.8m | Added +243.2k |
| Nantahala Capital Management, LLC 1.11% of their portfolio | 9.5m $36.7m | Added +6.1m |
| Trigran Investments, Inc. 5.07% of their portfolio | 7.2m $27.6m | Reduced -1.3k |
| STATE STREET CORP 0.00% of their portfolio | 5.6m $21.5m | Added +522.1k |
| VANGUARD CAPITAL MANAGEMENT LLC 0.00% of their portfolio | 5.2m $20.0m | Added +21.0k |
| PARADIGM CAPITAL MANAGEMENT INC/NY 0.43% of their portfolio | 4.1m $15.7m | Added +662.8k |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 3.1m $12.1m | Added +262.3k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 2.7m $10.3m | Added +1.5m |
| AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio | 2.5m $9.5m | Added +1.6m |
| RENAISSANCE TECHNOLOGIES LLC 0.01% of their portfolio | 2.4m $9.4m | Reduced -575.6k |
| PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. 0.39% of their portfolio | 2.1m $7.9m | Added +38.4k |
| DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio | 1.9m $7.5m | Reduced -749.1k |
| CANNELL CAPITAL LLC 5.03% of their portfolio | 1.9m $7.2m | Added +373.2k |
| NORTHERN TRUST CORP 0.00% of their portfolio | 1.3m $5.1m | Added +294.5k |
| VANGUARD PORTFOLIO MANAGEMENT LLC 0.00% of their portfolio | 1.3m $5.0m | Added +184.8k |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.00% of their portfolio | 1.3m $4.9m | Added +490.7k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio | 1.2m $4.8m | Reduced -137.2k |
| Meros Investment Management, LP 1.37% of their portfolio | 1.1m $4.3m | Added +28.9k |
| MORGAN STANLEY 0.00% of their portfolio | 1.0m $4.0m | Added +230.5k |
| Qube Research & Technologies Ltd 0.00% of their portfolio | 990.2k $3.8m | Reduced -661.3k |
| CITADEL ADVISORS LLC 0.00% of their portfolio | 825.8k $3.2m | Added +49.4k |
| JANE STREET GROUP, LLC 0.00% of their portfolio | 792.3k $3.1m | Added +266.8k |
| VANGUARD FIDUCIARY TRUST CO 0.00% of their portfolio | 775.1k $3.0m | Reduced -47.9k |
| KENNEDY CAPITAL MANAGEMENT LLC 0.05% of their portfolio | 770.1k $3.0m | New |
| ACADIAN ASSET MANAGEMENT LLC 0.00% of their portfolio | 757.7k $2.9m | Added +664.0k |
| OP Asset Management Ltd 0.03% of their portfolio | 668.3k $2.6m | Added +59.2k |
| DISCIPLINED GROWTH INVESTORS INC /MN 0.04% of their portfolio | 587.9k $2.3m | Reduced -51.1k |
| Squarepoint Ops LLC 0.00% of their portfolio | 571.9k $2.2m | Added +242.7k |
| HRT FINANCIAL LP 0.01% of their portfolio | 564.0k $2.2m | Added +224.0k |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 563.7k $2.2m | Reduced -8.6k |
| AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio | 538.4k $2.1m | Added +155.6k |
| ISTHMUS PARTNERS, LLC 0.20% of their portfolio | 530.7k $2.0m | Added +48.6k |
| Creative Planning 0.00% of their portfolio | 521.0k $2.0m | Added +385.6k |
| apricus wealth, LLC 0.83% of their portfolio | 451.9k $1.7m | Unchanged |
| Bank of New York Mellon Corp 0.00% of their portfolio | 423.1k $1.6m | Added +67.4k |
| D. E. Shaw & Co., Inc. 0.00% of their portfolio | 421.4k $1.6m | Added +108.7k |
| Nuveen, LLC 0.00% of their portfolio | 386.4k $1.5m | Added +149.5k |
| WELLINGTON MANAGEMENT GROUP LLP 0.00% of their portfolio | 350.0k $1.3m | Added +13.9k |
| HARBOR CAPITAL ADVISORS, INC. 0.07% of their portfolio | 261.7k $1.0m | Reduced -1.6k |
| FRANKLIN RESOURCES INC 0.00% of their portfolio | 248.9k $958.3k | Added +76.9k |
| XTX Topco Ltd 0.01% of their portfolio | 246.8k $950.2k | Added +205.7k |
| LOS ANGELES CAPITAL MANAGEMENT LLC 0.00% of their portfolio | 246.6k $949.6k | Reduced -272.2k |
| TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio | 246.6k $949.5k | Reduced -20.7k |
| Fisher Asset Management, LLC 0.00% of their portfolio | 245.8k $946.2k | Reduced -810 |
| UBS Group AG 0.00% of their portfolio | 236.0k $908.7k | Reduced -437.0k |
| PRELUDE CAPITAL MANAGEMENT, LLC 0.06% of their portfolio | 215.2k $828.7k | New |
| Pillsbury Lake Capital LLC 0.23% of their portfolio | 215.2k $828.7k | New |
| ExodusPoint Capital Management, LP 0.01% of their portfolio | 206.4k $794.8k | New |
| MARSHALL WACE, LLP 0.00% of their portfolio | 204.9k $788.7k | Reduced -1.7m |
| STRS OHIO 0.00% of their portfolio | 187.4k $721.5k | Added +48.5k |
| IEQ CAPITAL, LLC 0.00% of their portfolio | 168.9k $650.2k | Added +157.0k |
| Turtle Creek Wealth Advisors, LLC 0.03% of their portfolio | 166.7k $641.8k | Unchanged |
| PRINCIPAL FINANCIAL GROUP INC 0.00% of their portfolio | 159.3k $613.2k | Added +6.5k |
| RHUMBLINE ADVISERS 0.00% of their portfolio | 155.6k $599.2k | Added +11.4k |
| Invesco Ltd. 0.00% of their portfolio | 153.2k $590.0k | Added +35.5k |
| VICTORY CAPITAL MANAGEMENT INC 0.00% of their portfolio | 152.9k $588.6k | Reduced -106.8k |
| FMR LLC 0.00% of their portfolio | 152.0k $585.2k | Added +96.2k |
| LAZARD ASSET MANAGEMENT LLC 0.00% of their portfolio | 141.1k $543.1k | Reduced -279.6k |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 137.7k $530.2k | Added +75.0k |
| DEUTSCHE BANK AG\ 0.00% of their portfolio | 135.2k $520.3k | Reduced -899.9k |
| BARCLAYS PLC 0.00% of their portfolio | 133.3k $513.1k | Reduced -54.2k |
| STATE OF WISCONSIN INVESTMENT BOARD 0.00% of their portfolio | 131.6k $506.8k | Reduced -170.4k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 131.0k $512.4k | Added +82.3k |
| CITIGROUP INC 0.00% of their portfolio | 130.3k $501.6k | Added +102.7k |
| Pegasus Asset Management, Inc. 0.14% of their portfolio | 124.0k $477.4k | Unchanged |
| Point72 Asset Management, L.P. 0.00% of their portfolio | 123.6k $475.7k | Reduced -91.0k |
| Cerity Partners LLC 0.00% of their portfolio | 123.2k $474.5k | Added +101.9k |
| AVIVA PLC 0.00% of their portfolio | 118.5k $456.1k | Added +23.0k |
| Mariner, LLC 0.00% of their portfolio | 112.0k $431.3k | Added +83.7k |
| ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio | 107.2k $423.3k | Reduced -1.3k |
| Richmond Brothers, Inc. 0.21% of their portfolio | 105.4k $405.7k | Reduced -12.5k |
| SILVERCREST ASSET MANAGEMENT GROUP LLC 0.00% of their portfolio | 101.2k $389.5k | Reduced -10.0k |
| Schonfeld Strategic Advisors LLC 0.00% of their portfolio | 99.5k $383.2k | New |
| TRUIST FINANCIAL CORP 0.00% of their portfolio | 96.2k $370.6k | Unchanged |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio | 96.0k $370.0k | Reduced -18.5k |
| Jacobi Capital Management LLC 0.02% of their portfolio | 95.5k $367.9k | Added +3.0k |
| AlTi Global, Inc. 0.01% of their portfolio | 95.5k $367.6k | Added +281 |
| QUADRANT CAPITAL GROUP LLC 0.01% of their portfolio | 88.3k $339.8k | Added +87.7k |
| Russell Investments Group, Ltd. 0.00% of their portfolio | 85.8k $330.2k | Added +75.8k |
| Rafferty Asset Management, LLC 0.00% of their portfolio | 82.2k $316.4k | Reduced -41.5k |
| MERCER GLOBAL ADVISORS INC /ADV 0.00% of their portfolio | 76.5k $294.6k | Added +42.1k |
| ALLSTATE CORP 0.00% of their portfolio | 75.2k $289.3k | New |
| DLD Asset Management, LP 0.02% of their portfolio | 75.0k $288.8k | New |
| MetLife Investment Management, LLC 0.00% of their portfolio | 73.3k $282.3k | Added +19.3k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio | 72.7k $280.0k | Reduced -19.3k |
| State of Wyoming 0.03% of their portfolio | 72.6k $279.4k | Reduced -90.6k |
| Allspring Global Investments Holdings, LLC 0.00% of their portfolio | 68.9k $268.7k | Added +2.6k |
| Abel Hall, LLC 0.05% of their portfolio | 68.3k $262.9k | New |
| WEALTH ENHANCEMENT ADVISORY SERVICES, LLC 0.00% of their portfolio | 68.1k $279.8k | Added +55.5k |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% of their portfolio | 65.0k $250.9k | Added +929 |
| D.A. DAVIDSON & CO. 0.00% of their portfolio | 65.0k $250.2k | Reduced -4.5k |
| SEI INVESTMENTS CO 0.00% of their portfolio | 64.9k $249.7k | New |
| GSA CAPITAL PARTNERS LLP 0.02% of their portfolio | 64.5k $248.0k | Reduced -271.4k |
| BROWN ADVISORY INC 0.00% of their portfolio | 62.2k $239.6k | Added +8.0k |
| HighMark Wealth Management LLC 0.07% of their portfolio | 55.9k $215.1k | Unchanged |
| CONNORS INVESTOR SERVICES INC 0.02% of their portfolio | 54.3k $209.1k | Added +25.0k |
| Vanguard Personalized Indexing Management, LLC 0.00% of their portfolio | 54.2k $208.8k | Added +42.3k |
| TUDOR INVESTMENT CORP ET AL 0.00% of their portfolio | 53.4k $205.6k | Reduced -10.8k |
| EVERGREEN CAPITAL MANAGEMENT LLC 0.00% of their portfolio | 53.0k $204.1k | Added +24.4k |