Black Stone Minerals, L.P. - Limited Partnership
US ˙ NYSE ˙ US09225M1018

SecurityBSM / Black Stone Minerals, L.P. - Limited Partnership
InstitutionAvidian Wealth Solutions, LLC
Latest Disclosed Ownership32,000 shares
Latest Disclosed Value $ 483,840
Avidian Wealth Solutions, LLC reports 6.67% increase in ownership of BSM / Black Stone Minerals, L.P. - Limited Partnership

On May 7, 2026 - Avidian Wealth Solutions, LLC filed a 13F-HR form disclosing ownership of 32,000 shares of Black Stone Minerals, L.P. - Limited Partnership (US:BSM) valued at $483,840 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 2, 2026 disclosing 30,000 shares of Black Stone Minerals, L.P. - Limited Partnership. This represents a change in shares of 6.67% during the quarter. The current value of the position is $444,480 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)
2026-05-07 2026-03-31 13F BLACK STONE MINERALS L P COM UNIT 09225M101 32,000 2,000 6.67 484 21.36 0.0153
2026-02-02 2025-12-31 13F BLACK STONE MINERALS L P COM UNIT 09225M101 30,000 0 0.00 399 1.02 0.0145
2025-10-30 2025-09-30 13F BLACK STONE MINERALS L P COM UNIT 09225M101 30,000 1,000 3.45 394 3.96 0.0148
2025-07-30 2025-06-30 13F BLACK STONE MINERALS L P COM UNIT 09225M101 29,000 0 0.00 379 -14.25 0.0154
2025-04-25 2025-03-31 13F BLACK STONE MINERALS L P COM UNIT 09225M101 29,000 1,500 5.45 443 10.22 0.0197
2025-01-29 2024-12-31 13F BLACK STONE MINERALS L P COM UNIT 09225M101 27,500 0 0.00 402 -3.37 0.0180
2024-10-30 2024-09-30 13F BLACK STONE MINERALS L P COM UNIT 09225M101 27,500 0 0.00 415 -3.49 0.0189
2024-08-06 2024-06-30 13F BLACK STONE MINERALS L P COM UNIT 09225M101 27,500 0 0.00 431 -2.05 0.0179
2024-05-03 2024-03-31 13F BLACK STONE MINERALS L P COM UNIT 09225M101 27,500 27,500 439 0.0213
2023-08-03 2023-06-30 13F BLACK STONE MINERALS L P COM UNIT 09225M101 0 -13,029 -100.00 0 -100.00
2023-05-08 2023-03-31 13F BLACK STONE MINERALS L P COM UNIT 09225M101 13,029 198 1.54 204 -5.56 0.0112
2023-02-06 2022-12-31 13F BLACK STONE MINERALS L P COM UNIT 09225M101 12,831 151 1.19 216 9.09 0.0141
2022-11-03 2022-09-30 13F BLACK STONE MINERALS L P COM UNIT 09225M101 12,680 170 1.36 198 15.79 0.0143
2022-07-29 2022-06-30 13F BLACK STONE MINERALS L P COM UNIT 09225M101 12,510 1,934 18.29 171 20.42 0.0121
2022-05-10 2022-03-31 13F BLACK STONE MINERALS L P COM UNIT 09225M101 10,576 135 1.29 142 31.48 0.0087
2022-02-14 2021-12-31 13F BLACK STONE MINERALS L P COM UNIT 09225M101 10,441 121 1.17 108 -12.90 0.0067
2021-11-10 2021-09-30 13F BLACK STONE MINERALS L P COM UNIT 09225M101 10,320 139 1.37 124 13.76 0.0094
2021-08-09 2021-06-30 13F BLACK STONE MINERALS L P COM UNIT 09225M101 10,181 10,181 109 0.0084
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.