Security key
09225M101
Black Stone Minerals, L.P. - Common Units (BSM)
CUSIP: 09225M101
Q2 2026 13F Holders as of 30 Jun 2026
- Security type / class
- Equity / Common Units
- Total 13F shares
- 285,947
- Total 13F value
- $3,994,679
- Share change
- +31,811
- SEC-reported price per share
- $13.97
- Number of holders
- 11
- Value change
- +$444,087
- Number of buys
- 6
- Number of sells
- 1
Report period
Q2 2026
Institutions
11
Top holders
10
BSM full security history
Ownership snapshot
Full 13F holder table
Previous quarter: Q1 2026
Black Stone Minerals, L.P. SEC filings
Black Stone Minerals, L.P. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 09225M101
Recent filing periods:
Ownership snapshot
Top reported holders of BSM - Black Stone Minerals, L.P. - Common Units (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Thomas L. Carter Jr.
Disclosed value leader
Thomas L. Carter Jr.
Comparable rows
0/15
Latest evidence
13 May 2026
3/4/5
13F
Highest disclosed value: $227,754,749
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
Thomas L. Carter Jr. has the largest disclosed position value at $227.75M.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Thomas L. Carter Jr.'s linked filing trail.
Disclosed position value
Top 5
Thomas L. Carter Jr.
$227.75M
MORGAN STANLEY
$125.07M
William Marsh Rice University
$85.63M
James Whitehead
$82.82M
FMR LLC
$68.6M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Thomas L. Carter Jr. |
3/4/5
Executive Chairman, Director
|
—
class O/S missing
|
$227,754,749
15,457,747 shares
|
+$2,908,289 | 13 May 2026 |
| MORGAN STANLEY |
13F
Company
|
—
class O/S missing
|
$125,068,990
8,271,758 shares
|
— | 31 Mar 2026 |
| William Marsh Rice University |
13F
Company
|
—
class O/S missing
|
$85,631,757
5,663,476 shares
|
— | 31 Mar 2026 |
| James Whitehead |
3/4/5
Director
|
—
class O/S missing
|
$82,818,944
6,231,674 shares
|
— | 13 Jan 2026 |
| FMR LLC |
13F
Company
|
—
class O/S missing
|
$68,602,026
4,537,171 shares
|
— | 31 Mar 2026 |
| John H. Longmaid |
3/4/5
Director
|
—
class O/S missing
|
$61,331,624
3,821,285 shares
|
— | 11 Jan 2024 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q2 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
11
Shares
285,947
Rows available
11
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q2 2026 vs Q1 2026 Across Filers
Q1 2026 holders
192
Q2 2026 holders
11
Holder diff
-181
| Investor | Q1 2026 Shares | Q2 2026 Shares | Share Diff | Share Chg % | Q1 2026 value | Q2 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend