Mustard Seed Investor logo: a sprouting mustard seedMustard Seed Investor
← All stocks
MTDREnergyCommon Stock

Matador Resources Co

Held by 9 tracked managers as of Q2 2026 · CUSIP ⓘCUSIP: A 9-character ID for one specific security - one share class of one company, or one bond. Tickers can change and can mean different things in different countries; a CUSIP always identifies exactly the same security, which is why filings use it. Guide 576485205 · Sector ⓘGICS sectors: The 11-sector system most investors know (Global Industry Classification Standard): Technology, Health Care, Financials and so on. This site assigns each company a GICS-style sector from its SIC code, with a few hand corrections, so sector pages match the names investors expect. Guide

Download report
In plain English: 9 of the investors we track own this stock. In the latest quarter, 6 of them bought more of it and 4 sold some or all of theirs (2 bought it for the first time). That tells you what they did last quarter — not what the stock will do next.

Educational and informational only, not personalized investment advice. Based on public filings that may be delayed or contain errors; verify with the original filings. Disclaimer

Managers holding
9
+1 vs last quarter (like-for-like)
Total value held
$282.68M
Across tracked managers
Average weight ⓘOn average, how big this stock is in the portfolios that own it (its share of each manager's reported portfolio value).
0.1%
Of each manager's book
QoQ value ⓘLike-for-like: only managers that filed both quarters are compared, so a manager filing late (or confidentially) does not look like buying or selling. Includes price changes.
-$52.39M
-15.6% vs last quarter
Net shares bought
+375.2K
Est. net flow +$18.62M
Quarter activity
6 bought · 4 sold
2 new · 1 sold out

Tracked capital in this stock

Total value held (area) and number of managers (line). Dips can mean a large holder filed that quarter confidentially (e.g. Norges Bank in Q1/Q3).

Chart: Tracked capital in this stock

Aggregate buying and selling

Net share change reported each quarter

Chart: Aggregate buying and selling

Who owns MTDR?

🔒 The 'who added and who trimmed' chart is a Plus feature

You're viewing the Free plan. Upgrade to unlock The 'who added and who trimmed' chart — every paid plan starts with a 7-day free trial, and you can cancel in two clicks.

See plans & upgrade Sign in

Who owns MTDR? — Q2 2026

Holders ranked by position size, with each one's quarter-over-quarter change.

CSV Excel
Column filters

Numbers accept 1.5M, 2B, 250K. Percent columns take percent (5 = 5%).

# Manager Fund Shares Value ↓ % of their portfolio QoQ Δ shares Δ shares % Est. Δ value ⓘChange in shares × this quarter's price
1 LSV Asset Management LSV Asset Management 4.02M $200.30M 0.4% Added +175.8K +4.6% +$8.75M
2 Ken Fisher Fisher Asset Management 795.51K $39.60M 0.0% Reduced -34.8K -4.2% -$1.73M
3 Chuck Royce Royce & Associates 373.49K $18.59M 0.1% Added +49.4K +15.2% +$2.46M
4 Israel Englander Millennium Management 137.99K $6.87M 0.0% Reduced -4.1K -2.9% -$202.75K
5 Two Sigma Two Sigma Investments 136.38K $6.79M 0.0% New +136.4K — +$6.79M
6 Jeremy Grantham GMO 134.87K $6.71M 0.0% Added +77.2K +133.9% +$3.84M
7 Tweedy, Browne & Co Tweedy, Browne Company LLC 37.90K $1.89M 0.1% Added +9.6K +34.0% +$478.63K
8 Matthew McLennan First Eagle Investment Management 30.00K $1.49M 0.0% New +30.0K — +$1.49M
9 David Shaw D.E. Shaw & Co. 8.68K $432.29K 0.0% Reduced -60.0K -87.4% -$2.99M

Sold out completely this quarter

CSV Excel
Column filters

Numbers accept 1.5M, 2B, 250K. Percent columns take percent (5 = 5%).

Manager Fund Shares sold Value last quarter ↓
Wasatch Advisors Wasatch Advisors LP -4.3K $273.95K

Politician trades

Politician trades in MTDR

CSV Excel
Column filters

Numbers accept 1.5M, 2B, 250K. Percent columns take percent (5 = 5%).

No politician trades match these filters.