NPORT-P
false
0001517518
XXXXXXXX
ClearBridge Energy Midstream Opportunity Fund Inc.
811-22546
0001517518
549300U6RAJWN6OONX12
620 Eighth Avenue
47th Floor
New York
10018
1-888-777-0102
ClearBridge Energy Midstream Opportunity Fund Inc.
549300U6RAJWN6OONX12
2026-11-30
2026-05-29
N
1494557799.55
373779402.21
1120778397.34
0.00000000
0.00000000
184000000.00000000
0.00000000
0.00000000
0.00000000
0.00000000
0.00000000
0.00000000
0.00000000
0.00000000
0.00000000
68200265.00000000
0.00000000
N
CHENIERE ENERGY PARTNERS LP
5493005UEC8AZ34LDV29
CHENIERE ENERGY PARTNERS LP COM UNIT
16411Q101
611873.00000000
NS
USD
36143338.11000000
3.224842501941
Long
EC
CORP
US
N
1
N
N
N
ONEOK INC
2T3D6M0JSY48PSZI1Q41
ONEOK INC
682680103
1173728.00000000
NS
USD
98522728.32000000
8.790562751194
Long
EC
CORP
US
N
1
N
N
N
PLAINS GP HOLDINGS LP
549300O56BSKRD8FAM12
PLAINS GP HOLDINGS LP LTD PARTNR INT A
72651A207
2614816.00000000
NS
USD
63670769.60000000
5.680941901727
Long
EC
CORP
US
N
1
N
N
N
ANTERO MIDSTREAM CORP
N/A
ANTERO MIDSTREAM CORP COM
03676B102
3305098.00000000
NS
USD
69274854.08000000
6.180959076692
Long
EC
CORP
US
N
1
N
N
N
TC ENERGY CORP
549300UGKOFV2IWJJG27
TC ENERGY CORP COM
87807B107
797294.00000000
NS
USD
53115726.28000000
4.739181840590
Long
EC
CORP
CA
N
1
N
N
N
JPMORGAN TRUST I
549300DM5WZMCZZ70R78
JPMORGAN TRUST I 100%UST MM INS
4812A2835
46778243.71000000
NS
USD
46778243.71000000
4.173728171511
Long
STIV
RF
US
N
1
N
N
N
PLAINS ALL AMERICAN PIPELINE LP
5521FA2ITF25TVH63740
PLAINS ALL AMERICAN PIPELINE LP UNIT LTD PARTN
726503105
2670671.00000000
NS
USD
59903150.53000000
5.344780972953
Long
EC
CORP
US
N
1
N
N
N
KINDER MORGAN INC
549300WR7IX8XE0TBO16
KINDER MORGAN INC COM
49456B101
3181212.00000000
NS
USD
98872068.96000000
8.821732217060
Long
EC
CORP
US
N
1
N
N
N
GENESIS ENERGY LP
549300VJ5D6MDK138782
GENESIS ENERGY LP UNIT LTD PARTN
371927104
2897883.00000000
NS
USD
43555181.49000000
3.886154621945
Long
EC
CORP
US
N
1
N
N
N
SUNOCOCORP LLC
529900W6BS3KGM2OOQ61
SUNOCOCORP LLC COM SHS LLC
86765Q106
460000.00000000
NS
USD
30056400.00000000
2.681743337606
Long
EC
CORP
US
N
1
N
N
N
DT MIDSTREAM INC
N/A
DT MIDSTREAM INC COMMON STOCK
23345M107
221110.00000000
NS
USD
30950977.80000000
2.761560882459
Long
EC
CORP
US
N
1
N
N
N
HESS MIDSTREAM LP
N/A
HESS MIDSTREAM LP CL A SHS
428103105
746133.00000000
NS
USD
27979987.50000000
2.496478123276
Long
EC
CORP
US
N
1
N
N
N
MPLX LP
5493000CZJ19CK4P3G36
MPLX LP COM UNIT REP LTD
55336V100
1946431.00000000
NS
USD
106372454.15000000
9.490944365314
Long
EC
CORP
US
N
1
N
N
N
ENBRIDGE INC
98TPTUM4IVMFCZBCUR27
ENBRIDGE INC COM
29250N105
1444796.00000000
NS
USD
79088133.04000000
7.056536174118
Long
EC
CORP
CA
N
1
N
N
N
DELEK LOGISTICS PARTNERS LP
549300UVYITDIU51P724
DELEK LOGISTICS PARTNERS LP COM UNT RP INT
24664T103
279818.00000000
NS
USD
13817412.84000000
1.232840753604
Long
EC
CORP
US
N
1
N
N
N
WESTERN MIDSTREAM PARTNERS LP
N/A
WESTERN MIDSTREAM PARTNERS LP COM UNIT LP INT
958669103
2332943.00000000
NS
USD
100013266.41000000
8.923554080571
Long
EC
CORP
US
N
1
N
N
N
PEMBINA PIPELINE CORP
5493002W3L9YICM6FU21
PEMBINA PIPELINE CORP COM
706327103
222482.00000000
NS
USD
10356537.10000000
0.924048600916
Long
EC
CORP
CA
N
1
N
N
N
ENTERPRISE PRODUCTS PARTNERS LP
K4CDIF4M54DJZ6TB4Q48
ENTERPRISE PRODUCTS PARTNERS LP COM
293792107
2378260.00000000
NS
USD
87496185.40000000
7.806733749299
Long
EC
CORP
US
N
1
N
N
N
WILLIAMS COMPANIES INC (THE)
D71FAKCBLFS2O0RBPG08
WILLIAMS COMPANIES INC (THE) COM
969457100
1678726.00000000
NS
USD
119844249.14000000
10.69294781416
Long
EC
CORP
US
N
1
N
N
N
TARGA RESOURCES CORP
5493003QENHHS261UR94
TARGA RESOURCES CORP
87612G101
710170.00000000
NS
USD
181143061.90000000
16.16225494084
Long
EC
CORP
US
N
1
N
N
N
ENERGY TRANSFER LP
MTLVN9N7JE8MIBIJ1H73
ENERGY TRANSFER LP COM UT LTD PTN
29273V100
7066316.00000000
NS
USD
135461277.72000000
12.08635694991
Long
EC
CORP
US
N
1
N
N
N
2026-07-22
ClearBridge Energy Midstream Opportunity Fund Inc.
Christopher Berarducci
Christopher Berarducci
Principal Financial Officer