Dorchester Minerals, L.P. - Limited Partnership
US ˙ NasdaqGS ˙ US25820R1059

SecurityDMLP / Dorchester Minerals, L.P. - Limited Partnership
InstitutionIng Groep Nv
Latest Disclosed Ownership131,500 shares
Latest Disclosed Value $ 3,563,650
Ing Groep Nv ownership in DMLP / Dorchester Minerals, L.P. - Limited Partnership

On May 11, 2026 - Ing Groep Nv filed a 13F-HR form disclosing ownership of 131,500 shares of Dorchester Minerals, L.P. - Limited Partnership (US:DMLP) valued at $3,563,650 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 11, 2026 disclosing 131,500 shares of Dorchester Minerals, L.P. - Limited Partnership. This represents a change in shares of 0.00% during the quarter. The current value of the position is $3,701,725 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-11 2026-03-31 13F DORCHESTER MINERALS L P COM UNIT 25820R105 131,500 0 0.00 3,564 21.19 0.0218
2026-02-11 2025-12-31 13F DORCHESTER MINERALS COM UNIT 25820R105 131,500 36,400 38.28 2,940 19.42 0.0177
2025-11-06 2025-09-30 13F DORCHESTER MINERALS COM UNIT 25820R105 95,100 38,000 66.55 2,462 54.84 0.0133
2025-08-06 2025-06-30 13F DORCHESTER MINERALS COM UNIT 25820R105 57,100 57,100 1,591 0.0097
2025-02-03 2024-12-31 13F DORCHESTER MINERALS COM UNIT 25820R105 0 -73,000 -100.00 0 -100.00
2024-11-06 2024-09-30 13F DORCHESTER MINERALS COM UNIT 25820R105 73,000 0 0.00 2,201 -2.31 0.0128
2024-08-13 2024-06-30 13F DORCHESTER MINERALS COM UNIT 25820R105 73,000 -17,000 -18.89 2,252 -25.77 0.0134
2024-05-10 2024-03-31 13F DORCHESTER MINERALS COM UNIT 25820R105 90,000 -31,000 -25.62 3,035 -21.22 0.0208
2024-02-08 2023-12-31 13F DORCHESTER MINERALS COM UNIT 25820R105 121,000 32,000 35.96 3,851 48.97 0.0309
2023-10-27 2023-09-30 13F DORCHESTER MINERALS COM UNIT 25820R105 89,000 20,600 30.12 2,585 26.16 0.0228
2023-08-07 2023-06-30 13F DORCHESTER MINERALS COM UNIT 25820R105 68,400 68,400 2,049 0.0155
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.