Vault-13

BLACK STONE MINERALS L P BSM

COM UNIT · MLP · CUSIP 09225M101

185 institutional holders +7 vs Q1 2025
34,443,20934.4m shares reported held*
$450.7mreported value*
19 new 56 added 38 reduced 15 sold out net bought ≈ $9.0m (+666.3k shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable. Implied quarter-end price ≈ $13.08. Options: 7 managers hold calls ($2.9m notional), 5 hold puts ($2.0m).

Trends to Q2 2025

Institutional holders

Managers reporting a position, each quarter

0100200Q3 22: 150Q4 22: 173Q1 23: 171Q2 23: 173Q3 23: 181Q4 23: 197Q1 24: 185Q2 24: 188Q3 24: 179Q4 24: 182Q1 25: 178Q2 25: 185185Q3 22Q2 23Q1 24Q4 24Q2 25
Numbers
QuarterHolders
Q3 2022150
Q4 2022173
Q1 2023171
Q2 2023173
Q3 2023181
Q4 2023197
Q1 2024185
Q2 2024188
Q3 2024179
Q4 2024182
Q1 2025178
Q2 2025185

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
1000100Q3 23: 78 bought or addedQ3 23: 57 cut or sold outQ4 23: 84 bought or addedQ4 23: 63 cut or sold outQ4 23Q1 24: 70 bought or addedQ1 24: 83 cut or sold outQ2 24: 85 bought or addedQ2 24: 56 cut or sold outQ2 24Q3 24: 71 bought or addedQ3 24: 72 cut or sold outQ4 24: 75 bought or addedQ4 24: 54 cut or sold outQ4 24Q1 25: 76 bought or addedQ1 25: 61 cut or sold outQ2 25: 75 bought or addedQ2 25: 53 cut or sold outQ2 25
Numbers
QuarterBought or addedCut or sold out
Q3 20237857
Q4 20238463
Q1 20247083
Q2 20248556
Q3 20247172
Q4 20247554
Q1 20257661
Q2 20257553

Calls vs puts

Options held, notional value, last 4 quarters. P/C = puts ÷ calls

CallsPuts
$0$2m$4m$6mQ3 24 calls: $5.1mQ3 24 puts: $6.0mQ3 24P/C 1.17Q4 24 calls: $3.2mQ4 24 puts: $5.3mQ4 24P/C 1.68Q1 25 calls: $3.0mQ1 25 puts: $2.2mQ1 25P/C 0.72Q2 25 calls: $2.9mQ2 25 puts: $2.0mQ2 25P/C 0.68
Numbers
QuarterCallsPutsP/C
Q3 2024$5.1m$6.0m1.17
Q4 2024$3.2m$5.3m1.68
Q1 2025$3.0m$2.2m0.72
Q2 2025$2.9m$2.0m0.68

Biggest buyers

UBS Group AG Added +283,415+283.4k
KEMPNER CAPITAL MANAGEMENT INC. Added +260,727+260.7k
HighTower Advisors, LLC Added +252,729+252.7k
ROYAL BANK OF CANADA Added +165,878+165.9k
ING GROEP NV New +161,000+161.0k
Jump Financial, LLC New +94,025+94.0k
CITIGROUP INC Added +89,021+89.0k
Corient Private Wealth LP Added +58,277+58.3k
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. Added +49,818+49.8k
INVESTMENT MANAGEMENT ASSOCIATES INC /ADV Added +42,553+42.6k

Biggest sellers

FIDUCIENT ADVISORS LLC Reduced -268,234-268.2k
MORGAN STANLEY Reduced -231,048-231.0k
JPMORGAN CHASE & CO Reduced -98,372-98.4k
Tidal Investments LLC Reduced -94,583-94.6k
SPIRIT OF AMERICA MANAGEMENT CORP/NY Reduced -76,000-76.0k
Bristlecone Advisors, LLC Sold out -49,347-49.3k
FIRST TRUST ADVISORS LP Reduced -42,669-42.7k
JANE STREET GROUP, LLC Sold out -37,458-37.5k
Mariner, LLC Reduced -35,323-35.3k
STIFEL FINANCIAL CORP Reduced -34,038-34.0k

Biggest calls

SIMPLEX TRADING, LLC Reduced $732.0k56.0k shares
JANE STREET GROUP, LLC New $620.0k47.4k shares
GROUP ONE TRADING LLC Reduced $519.3k39.7k shares
CITADEL ADVISORS LLC Added $419.9k32.1k shares
PEAK6 LLC Added $324.4k24.8k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Reduced $307.4k23.5k shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares

Biggest puts

CITADEL ADVISORS LLC Added $1.1m86.0k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Added $691.9k52.9k shares
SIMPLEX TRADING, LLC Added $142.0k10.9k shares
GROUP ONE TRADING LLC Reduced $22.2k1.7k shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares

Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.

Major shareholders (over 5%)

Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.

HolderStakeChangeShares Last filed
MORGAN STANLEY 13G · passive investor new · filed 2026-08-20 5.2% new 11.0m≈ $154.0m 2026-08-20

Insider purchases and sales in Q2 2025

Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.

Officers and directors buying vs selling

Number of people, by quarter (10% owners not included)

BuyingSelling
202Q3 23: 0 buyingQ3 23: 0 sellingQ4 23: 2 buyingQ4 23: 0 sellingQ4 23Q1 24: 1 buyingQ1 24: 0 sellingQ2 24: 0 buyingQ2 24: 0 sellingQ2 24Q3 24: 2 buyingQ3 24: 1 sellingQ4 24: 0 buyingQ4 24: 0 sellingQ4 24Q1 25: 0 buyingQ1 25: 0 sellingQ2 25: 1 buyingQ2 25: 1 sellingQ2 25
Numbers
QuarterBuyingBoughtSellingSoldSold under a plan
Q3 20230—0——
Q4 20232$3.2m0——
Q1 20241$50.3k0——
Q2 20240—0——
Q3 20242$1.9m1$275.0k—
Q4 20240—0——
Q1 20250—0——
Q2 20251$196.0k1$500.4k—
DateInsiderTradeSharesPrice ValueTheir holding
2025-05-29 Clark Carrie Pearson SVP, Chief Commercial Officer Sold 36,900 $13.56 $500.4k36.9k shares -18%
2025-05-21 Carter Thomas L Jr CEO, President, and Chairman, director Bought 14,500 $13.52 $196.0k14.5k shares +<1%

Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).

Holders, Q2 2025

#ManagerLocationShares Value% of their portfolioChangeShares change
1 William Marsh Rice University 52.75% of their portfolio HOUSTON, TX 5,663,4765.7m $74.1m $74.1m 52.75% Unchanged
2 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 3,876,8193.9m $50.7m $50.7m 0.00% Reduced -231.0k -231,048
3 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 2,543,8142.5m $33.3m $33.3m 0.00% Added +17.6k +17,556
4 PENN DAVIS MCFARLAND INC 2.73% of their portfolio DALLAS, TX 1,851,8921.9m $24.2m $24.2m 2.73% Reduced -9.8k -9,849
5 INVESTMENT MANAGEMENT ASSOCIATES INC /ADV 6.96% of their portfolio GREENWOOD VILLAGE, CO 1,577,8871.6m $20.6m $20.6m 6.96% Added +42.6k +42,553
6 NATIXIS 0.09% of their portfolio PARIS, I0 1,457,0001.5m $19.1m $19.1m 0.09% Reduced -20.7k -20,700
7 UBS Group AG 0.00% of their portfolio ZURICH, V8 1,253,9201.3m $16.4m $16.4m 0.00% Added +283.4k +283,415
8 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.02% of their portfolio CAUSEWAY BAY, K3 963,313963.3k $12.6m $12.6m 0.02% Added +49.8k +49,818
9 BROWN ADVISORY INC 0.02% of their portfolio BALTIMORE, MD 896,934896.9k $11.7m $11.7m 0.02% Unchanged
10 Mudita Advisors LLP 3.34% of their portfolio London, X0 760,877760.9k $10.0m $10.0m 3.34% Unchanged
11 KEMPNER CAPITAL MANAGEMENT INC. 5.32% of their portfolio GALVESTON, TX 759,343759.3k $9.9m $9.9m 5.32% Added +260.7k +260,727
12 HighTower Advisors, LLC 0.01% of their portfolio CHICAGO, IL 655,630655.6k $8.6m $8.6m 0.01% Added +252.7k +252,729
13 Concorde Financial Corp 4.65% of their portfolio DALLAS, TX 601,495601.5k $7.9m $7.9m 4.65% Reduced -1.9k -1,879
14 Cresset Asset Management, LLC 0.04% of their portfolio Chicago, IL 596,853596.9k $7.8m $7.8m 0.04% Unchanged
15 EPACRIA CAPITAL PARTNERS, LLC 6.32% of their portfolio BOULDER, CO 578,422578.4k $7.6m $7.6m 6.32% Unchanged
16 Fayez Sarofim & Co 0.02% of their portfolio Houston, TX 515,045515.0k $6.7m $6.7m 0.02% Added +24.3k +24,305
17 FIDUCIENT ADVISORS LLC 0.76% of their portfolio Chicago, IL 477,189477.2k $6.2m $6.2m 0.76% Reduced -268.2k -268,234
18 Cambridge Investment Research Advisors, Inc. 0.02% of their portfolio FAIRFIELD, IA 399,907399.9k $5.2m $5.2m 0.02% Added +4.0k +4,027
19 REGIONS FINANCIAL CORP 0.04% of their portfolio BIRMINGHAM, AL 395,999396.0k $5.2m $5.2m 0.04% Added +5.5k +5,500
20 Lummis Asset Management, LP 2.79% of their portfolio FORT WORTH, TX 340,513340.5k $4.3m $4.3m 2.79% Unchanged
21 Clarus Group, Inc. 1.60% of their portfolio HOUSTON, TX 333,996334.0k $4.4m $4.4m 1.60% Unchanged
22 FIRST TRUST ADVISORS LP 0.00% of their portfolio Wheaton, IL 333,834333.8k $4.4m $4.4m 0.00% Reduced -42.7k -42,669
23 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 298,164298.2k $3.9m $3.9m 0.00% Reduced -5.0k -5,000
24 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 285,772285.8k $3.7m $3.7m 0.00% Added +165.9k +165,878
25 HORIZON KINETICS ASSET MANAGEMENT LLC 0.04% of their portfolio NEW YORK, NY 268,638268.6k $3.5m $3.5m 0.04% Unchanged
26 RAYMOND JAMES FINANCIAL INC 0.00% of their portfolio ST. PETERSBURG, FL 263,307263.3k $3.4m $3.4m 0.00% Added +16.2k +16,237
27 EVERGREEN CAPITAL MANAGEMENT LLC 0.10% of their portfolio Bellevue, WA 260,190260.2k $3.4m $3.4m 0.10% Reduced -2.9k -2,910
28 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 255,007255.0k $3.3m $3.3m 0.00% Added +89.0k +89,021
29 GraniteShares Advisors LLC 1.54% of their portfolio NEW YORK, NY 191,917191.9k $2.5m $2.5m 1.54% Added +12.0k +11,990
30 Hill Investment Group Partners, LLC 0.30% of their portfolio ST. LOUIS, MO 177,487177.5k $2.3m $2.3m 0.30% Unchanged
31 LPL Financial LLC 0.00% of their portfolio FORT MILL, SC 175,728175.7k $2.3m $2.3m 0.00% Added +28.2k +28,222
32 Corient Private Wealth LP 0.00% of their portfolio MIAMI, FL 174,476174.5k $2.3m $2.3m 0.00% Added +58.3k +58,277
33 ING GROEP NV 0.01% of their portfolio AMSTERDAM, P7 161,000161.0k $2.1m $2.1m 0.01% New
34 LMG Wealth Partners, LLC 0.40% of their portfolio SHREVEPORT, LA 150,245150.2k $2.0m $2.0m 0.40% Unchanged
35 Board of Trustees of The Leland Stanford Junior University 0.21% of their portfolio STANFORD, CA 147,852147.9k $1.9m $1.9m 0.21% Unchanged
36 SPIRIT OF AMERICA MANAGEMENT CORP/NY 0.39% of their portfolio SYOSSET, NY 142,999143.0k $1.9m $1.9m 0.39% Reduced -76.0k -76,000
37 STIFEL FINANCIAL CORP 0.00% of their portfolio ST. LOUIS, MO 137,887137.9k $1.8m $1.8m 0.00% Reduced -34.0k -34,038
38 Mraz, Amerine & Associates, Inc. 0.28% of their portfolio Modesto, CA 132,598132.6k $1.7m $1.7m 0.28% Added +9.3k +9,338
39 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 127,301127.3k $1.7m $1.7m 0.00% Added +37.8k +37,775
40 CIBC Private Wealth Group LLC 0.00% of their portfolio ATLANTA, GA 125,295125.3k $1.6m $1.6m 0.00% Reduced -30.8k -30,775
41 MCDANIEL TERRY & CO 0.13% of their portfolio AUSTIN, TX 119,987120.0k $1.6m $1.6m 0.13% Unchanged
42 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 114,864114.9k $1.5m $1.5m 0.00% Reduced -22.3k -22,287
43 O'Brien Greene & Co. Inc 0.43% of their portfolio MEDIA, PA 100,000100.0k $1.3m $1.3m 0.43% Unchanged
44 Beacon Pointe Advisors, LLC 0.01% of their portfolio NEWPORT BEACH, CA 99,90399.9k $1.3m $1.3m 0.01% Added +125 +125
45 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 94,18094.2k $1.2m $1.2m 0.00% Added +8.7k +8,730
46 Jump Financial, LLC 0.02% of their portfolio Chicago, IL 94,02594.0k $1.2m $1.2m 0.02% New
47 AlphaCore Capital LLC 0.05% of their portfolio LA JOLLA, CA 93,98094.0k $1.2m $1.2m 0.05% Added +15.0k +15,000
48 MERCER GLOBAL ADVISORS INC /ADV 0.00% of their portfolio DENVER, CO 93,59293.6k $1.2m $1.2m 0.00% Reduced -1.3k -1,272
49 HOWARD FINANCIAL SERVICES, LTD. 0.16% of their portfolio DALLAS, TX 91,88291.9k $1.2m $1.2m 0.16% Added +220 +220
50 Savant Capital, LLC 0.01% of their portfolio ROCKFORD, IL 90,74290.7k $1.2m $1.2m 0.01% Unchanged
51 EAGLE GLOBAL ADVISORS LLC 0.05% of their portfolio Houston, TX 89,12289.1k $1.2m $1.2m 0.05% Unchanged
52 Anthracite Investment Company, Inc. 0.60% of their portfolio FORT WORTH, TX 88,10488.1k $1.2m $1.2m 0.60% Unchanged
53 RAHLFS CAPITAL, LLC 1.01% of their portfolio LAKE KIOWA, TX 84,26784.3k $1.1m $1.1m 1.01% Unchanged
54 Icon Wealth Advisors, LLC 0.08% of their portfolio HOUSTON, TX 84,26384.3k $1.1m $1.1m 0.08% Added +2.2k +2,227
55 ZIONS BANCORPORATION, NATIONAL ASSOCIATION /UT/ 0.06% of their portfolio SALT LAKE CITY, UT 82,53382.5k $1.1m $1.1m 0.06% Unchanged
56 Independent Advisor Alliance 0.03% of their portfolio CHARLOTTE, NC 74,99875.0k $981.0k $981.0k 0.03% Added +1.5k +1,511
57 AVENIR CORP 0.10% of their portfolio ALEXANDRIA, VA 73,90073.9k $966.6k $966.6k 0.10% Unchanged
58 Cetera Investment Advisers 0.00% of their portfolio SCHAUMBURG, IL 71,22271.2k $931.6k $931.6k 0.00% Reduced -1.6k -1,581
59 Gruss & Co., LLC 4.34% of their portfolio WEST PALM BEACH, FL 71,01671.0k $928.9k $928.9k 4.34% Unchanged
60 Sumitomo Mitsui Trust Group, Inc. 0.00% of their portfolio CHIYODA-KU, TOKYO, M0 68,00068.0k $889.4k $889.4k 0.00% Unchanged
61 Cullen/Frost Bankers, Inc. 0.01% of their portfolio San Antonio, TX 67,35967.4k $881.1k $881.1k 0.01% Unchanged
62 FRANKLIN RESOURCES INC 0.00% of their portfolio San Mateo, CA 67,01867.0k $876.6k $876.6k 0.00% Reduced -5.3k -5,339
63 Bramshill Investments, LLC 0.09% of their portfolio NAPLES, FL 66,59466.6k $871.0k $871.0k 0.09% Added +1.9k +1,860
64 Moors & Cabot, Inc. 0.04% of their portfolio BOSTON, MA 63,00063.0k $824.0k $824.0k 0.04% Added +900 +900
65 Jefferies Financial Group Inc. 0.01% of their portfolio NEW YORK, NY 62,40062.4k $816.2k $816.2k 0.01% Unchanged
66 Bahl & Gaynor LLC 0.00% of their portfolio CINCINNATI, OH 61,50061.5k $804.4k $804.4k 0.00% Unchanged
67 Welch & Forbes LLC 0.01% of their portfolio Boston, MA 58,96659.0k $771.3k $771.3k 0.01% Unchanged
68 RWA WEALTH PARTNERS, LLC 0.01% of their portfolio BOSTON, MA 58,87358.9k $770.1k $770.1k 0.01% Unchanged
69 ENVESTNET ASSET MANAGEMENT INC 0.00% of their portfolio Berwyn, PA 58,03658.0k $759.1k $759.1k 0.00% Unchanged
70 CALDWELL SUTTER CAPITAL, INC. 0.33% of their portfolio SAUSALITO, CA 55,79055.8k $729.7k $729.7k 0.33% Unchanged
71 Clear Harbor Asset Management, LLC 0.05% of their portfolio Stamford, CT 52,03252.0k $680.6k $680.6k 0.05% Unchanged
72 CoreCommodity Management, LLC 0.11% of their portfolio STAMFORD, CT 49,72549.7k $650.4k $650.4k 0.11% Reduced -1.7k -1,656
73 Advisory Services Network, LLC 0.01% of their portfolio ATLANTA, GA 48,37548.4k $606.1k $606.1k 0.01% Added +32.6k +32,650
74 Ancora Advisors LLC 0.01% of their portfolio Cleveland, OH 41,89941.9k $548.0k $548.0k 0.01% Reduced -4.2k -4,239
75 Cadence Bank 0.03% of their portfolio Tupelo, MS 40,09740.1k $524.5k $524.5k 0.03% Added +1.1k +1,063
76 Family Manage LLC 0.08% of their portfolio NEW YORK, NY 39,76739.8k $520.2k $520.2k 0.08% Unchanged
77 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 37,35237.4k $488.6k $488.6k 0.00% New
78 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio BALA CYNWYD, PA 36,63836.6k $479.2k $479.2k 0.00% Added +12.5k +12,457
79 Fort Sheridan Advisors LLC 0.07% of their portfolio HIGHLAND PARK, IL 36,54036.5k $477.9k $477.9k 0.07% Reduced -19.1k -19,131
80 GSA CAPITAL PARTNERS LLP 0.03% of their portfolio LONDON, X0 36,46336.5k $477.0k $477.0k 0.03% New
81 CHASE INVESTMENT COUNSEL CORP 0.15% of their portfolio CHARLOTTESVILLE, VA 34,91434.9k $456.0k $456.0k 0.15% Unchanged
82 COMMONWEALTH EQUITY SERVICES, LLC 0.00% of their portfolio WALTHAM, MA 34,41134.4k $450.0k $450.0k 0.00% Added +795 +795
83 Aristides Capital LLC 0.14% of their portfolio LOUISVILLE, KY 34,39634.4k $449.9k $449.9k 0.14% Unchanged
84 OSAIC HOLDINGS, INC. 0.00% of their portfolio SCOTTSDALE, AZ 33,56733.6k $439.1k $439.1k 0.00% Reduced -8.4k -8,398
85 JFS WEALTH ADVISORS, LLC 0.03% of their portfolio HERMITAGE, PA 32,74732.7k $428.3k $428.3k 0.03% Unchanged
86 BARTLETT & CO. WEALTH MANAGEMENT LLC 0.01% of their portfolio CINCINNATI, OH 32,74632.7k $428.3k $428.3k 0.01% Unchanged
87 State of Wyoming 0.05% of their portfolio CHEYENNE, WY 31,65731.7k $414.1k $414.1k 0.05% Reduced -2.8k -2,834
88 Autumn Glory Partners, LLC 0.19% of their portfolio DALLAS, TX 31,60031.6k $413.3k $413.3k 0.19% Unchanged
89 DOLIVER ADVISORS, LP 0.11% of their portfolio HOUSTON, TX 31,37431.4k $410.4k $410.4k 0.11% Reduced -360 -360
90 GRANDFIELD & DODD, LLC 0.02% of their portfolio NEW YORK, NY 30,38230.4k $397.4k $397.4k 0.02% New
91 Global Retirement Partners, LLC 0.01% of their portfolio San Rafael, CA 29,45029.4k $385.2k $385.2k 0.01% First filing
92 Avidian Wealth Enterprises, LLC 0.02% of their portfolio Houston, TX 29,00029.0k $379.3k $379.3k 0.02% Unchanged
93 FLAGSHIP HARBOR ADVISORS, LLC 0.02% of their portfolio BOSTON, MA 26,32326.3k $344.3k $344.3k 0.02% Added +343 +343
94 MAS Advisors LLC 0.56% of their portfolio Miami, FL 26,17626.2k $342.4k $342.4k 0.56% Added +1.0k +1,041
95 Fiduciary Group, LLC 0.03% of their portfolio SAVANNAH, GA 25,12025.1k $328.6k $328.6k 0.03% Added +3.9k +3,902
96 IHT Wealth Management, LLC 0.01% of their portfolio Chicago, IL 22,59822.6k $295.6k $295.6k 0.01% Added +1.1k +1,104
97 TRUIST FINANCIAL CORP 0.00% of their portfolio CHARLOTTE, NC 22,28822.3k $291.5k $291.5k 0.00% Unchanged
98 U.S. Capital Wealth Advisors, LLC 0.01% of their portfolio AUSTIN, TX 21,95622.0k $287.2k $287.2k 0.01% Added +187 +187
99 Cypress Wealth Services, LLC 0.05% of their portfolio PALM DESERT, CA 21,43721.4k $280.4k $280.4k 0.05% Unchanged
100 Sunbelt Securities, Inc. 0.03% of their portfolio HOUSTON, TX 21,29421.3k $310.9k $310.9k 0.03% Reduced -72 -72