MVM Partners, LLC — 13F Holdings & Portfolio
CIK 1947083 · latest 13F-HR filed 2026-08-14
MVM Partners, LLC manages $1.9M in 13F-reported U.S. long-equity assets across 1 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are MDXH (100.00%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 0 new positions and exited 0; 0 existing positions rose in reported value and 1 fell.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
Long-equity book
Distinct positions
Filed 2026-08-14
vs 2026-03-31
Portfolio charts
Latest quarter's book, what changed, and how the portfolio has evolved across filings.
Portfolio map
Q2 26Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.
Sector mix
% of 13F valueSectors from each company's SIC code; funds and ETFs grouped separately.
Biggest buys and sells
Q1 26 → Q2 26Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.
13F assets and positions
4 quartersTotal reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.
Top positions over time
reported valueThe eight largest current positions, valued at each quarter end.
Concentration
top 10 = 100%Cumulative share of the portfolio held in the largest N positions.
As of the firm’s regulatory filing dated Jun 29, 2026.
| Name | Title / Status | Ownership | Type |
|---|---|---|---|
| BEDNARSKI, ERIC Control | TREASURER since Dec 2015 | 25–50% | Individual |
| MVM (GP) (NO.5A) LIMITED Control | MANAGER since Dec 2015 | Less than 5% | Foreign Entity |
| REEDERS, STEPHEN, THOMAS Control | PRESIDENT since Dec 2015 | 25–50% | Individual |
| Cheng, Kevin, Xu | MEMBER since Jan 2021 | 10–25% | Individual |
| Dempsey, Kyle, Edward | MEMBER since Jan 2021 | 10–25% | Individual |
Ownership & leadership changes · 7 filings with changes since Mar 27, 2012
From the firm’s regulatory filings, newest first. Dates are filing dates: a filing that no longer lists someone does not say when they left.
- ChangedCheng, Kevin, Xu · ownership 5–10% → 10–25%
- No longer listedMVM PARTNERS LLP · PARENT ENTITY · 75% or more · indirect via MVM (GP) (NO.5A) LIMITED · control person · listed since Oct 2006
- No longer listedREEDERS, STEPHEN, THOMAS · MEMBER · 25–50% · indirect via MVM PARTNERS LLP · control person · listed since Aug 2005
- ChangedDempsey, Kyle, Edward · ownership 5–10% → 10–25%
- ChangedREEDERS, STEPHEN, THOMAS · ownership 50–75% → 25–50%
- AddedCheng, Kevin, Xu · MEMBER · 5–10%
- AddedDempsey, Kyle, Edward · MEMBER · 5–10%
- No longer listedREEDERS, STEPHEN, THOMAS · MEMBER · 25–50% · indirect via MVM LIFE SCIENCE PARTNERS LLP · control person · listed since Aug 2005
- AddedREEDERS, STEPHEN, THOMAS · MEMBER · 25–50% · indirect via MVM PARTNERS LLP · control person
- No longer listedMVM (CIP) (NO.3) LIMITED · MANAGER · Less than 5% · control person · listed since Dec 2015
- No longer listedMVM LIFE SCIENCE PARTNERS · PARENT ENTITY · 75% or more · indirect via MVM (CIP) (NO.3) LIMITED · control person · listed since Oct 2006
- AddedMVM (GP) (NO.5A) LIMITED · MANAGER · Less than 5% · control person
- AddedMVM PARTNERS LLP · PARENT ENTITY · 75% or more · indirect via MVM (GP) (NO.5A) LIMITED · control person
- No longer listedMVM LIFE SCIENCE PARTNERS · SHAREHOLDER · 75% or more · control person · listed since Dec 2005
- AddedMVM (CIP) (NO.3) LIMITED · MANAGER · Less than 5% · control person
- AddedMVM LIFE SCIENCE PARTNERS · PARENT ENTITY · 75% or more · indirect via MVM (CIP) (NO.3) LIMITED · control person
- ChangedBEDNARSKI, ERIC · title SECRETARY → TREASURER; ownership Less than 5% → 25–50%
- ChangedREEDERS, STEPHEN, THOMAS · ownership Less than 5% → 50–75%
- No longer listedMURPHY, MARTIN, PATRICK · MEMBER · 25–50% · indirect via MVM LIFE SCIENCE PARTNERS LLP · control person · listed since Feb 2005
- ListedBEDNARSKI, ERIC · SECRETARY · Less than 5% · control person
- ListedMURPHY, MARTIN, PATRICK · MEMBER · 25–50% · indirect via MVM LIFE SCIENCE PARTNERS LLP · control person
- ListedMVM LIFE SCIENCE PARTNERS · SHAREHOLDER · 75% or more · control person
- ListedREEDERS, STEPHEN, THOMAS · PRESIDENT · Less than 5% · control person
- ListedREEDERS, STEPHEN, THOMAS · MEMBER · 25–50% · indirect via MVM LIFE SCIENCE PARTNERS LLP · control person
Quarter-over-quarter changes
Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.
MVM Partners, LLC Holdings (2026-06-30)
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | MDXHealth SA | MDXH | B5950S113 | $1.9M | 100.00% | 4,700,457 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-14 | $1.9M | 1 | 0001104659-26-097111 |
| 2026-03-31 | 2026-05-15 | $10.8M | 1 | 0001104659-26-062485 |
| 2025-12-31 | 2026-02-17 | $16.8M | 1 | 0001104659-26-016420 |
| 2025-09-30 | 2025-11-14 | $21.8M | 1 | 0001104659-25-112527 |
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