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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001109357-20-000053
Filing Date
2020-02-11
Accepted
2020-02-11 16:02:37
Documents
324
Period of Report
2019-12-31

Document Format Files

Seq Description Document Type Size
1 10-K exc-20191231x10k.htm   iXBRL 10-K 28102213
2 EXHIBIT 4.63 exc-20191231x10kxexh463.htm EX-4.63 25531
3 EXHIBIT 4.64 exc-20191231x10kxexh464.htm EX-4.64 5407
4 EXHIBIT 4.65 exc-20191231x10kxexh465.htm EX-4.65 6403
5 EXHIBIT 10.13 exc-20191231x10kxexh1013.htm EX-10.13 133471
6 EXHIBIT 10.21 exc-20191231x10kxexh1021.htm EX-10.21 71856
7 EXHIBIT 10.20.1 exc-20191231x10kxexh10201.htm EX-10.20.1 93121
8 SUBSIDIARIES - EXELON CORPORATION exc-20191231x10kxexh211.htm EX-21.1 252671
9 SUBSIDIARIES - EXELON GENERATION COMPANY, LLC exc-20191231x10kxexh212.htm EX-21.2 201771
10 SUBSIDIARIES - COMMONWEALTH EDISON COMPANY exc-20191231x10kxexh213.htm EX-21.3 6836
11 SUBSIDIARIES - PECO ENERGY COMPANY exc-20191231x10kxexh214.htm EX-21.4 9634
12 SUBSIDIARIES - BALTIMORE GAS AND ELECTRIC COMPANY exc-20191231x10kxexh215.htm EX-21.5 5251
13 SUBSIDIARIES - PEPCO HOLDINGS LLC exc-20191231x10kxexh216.htm EX-21.6 9013
14 SUBSIDIARIES - POTOMAC ELECTRIC POWER COMPANY exc-20191231x10kxexh217.htm EX-21.7 5257
15 SUBSIDIARIES - DELMARVA POWER & LIGHT COMPANY exc-20191231x10kxexh218.htm EX-21.8 5229
16 SUBSIDIARIES - ATLANTIC CITY ELECTRIC COMPANY exc-20191231x10kxexh219.htm EX-21.9 5274
17 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTANTS - EXELON CORPORATION exc-20191231x10kxexh231.htm EX-23.1 4195
18 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTANTS - EXELON GENERATION COMPANY exc-20191231x10kxexh232.htm EX-23.2 3900
19 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTANTS - COMMONWEALTH EDISON CO exc-20191231x10kxexh233.htm EX-23.3 3744
20 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTANTS - PECO ENERGY COMPANY exc-20191231x10kxexh234.htm EX-23.4 3857
21 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTANTS - BALTIMORE GAS & ELECTRIC exc-20191231x10kxexh235.htm EX-23.5 4110
22 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTANTS - POTOMAC ELECTRIC POWER CO exc-20191231x10kxexh236.htm EX-23.6 3859
23 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTANTS - DELMARVA POWER & LIGHT CO exc-20191231x10kxexh237.htm EX-23.7 3881
24 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTANTS - ATLANTIC CITY ELECTRIC CO exc-20191231x10kxexh238.htm EX-23.8 3859
25 POWER OF ATTORNEY - ANTHONY K. ANDERSON exc-20191231x10kxexh241.htm EX-24.1 4598
26 POWER OF ATTORNEY - ANN C. BERZIN exc-20191231x10kxexh242.htm EX-24.2 4636
27 POWER OF ATTORNEY - LAURIE BRLAS exc-20191231x10kxexh243.htm EX-24.3 4273
28 POWER OF ATTORNEY - CHRISTOPHER M. CRANE exc-20191231x10kxexh244.htm EX-24.4 4261
29 POWER OF ATTORNEY - YVES C. DE BALMANN exc-20191231x10kxexh245.htm EX-24.5 4407
30 POWER OF ATTORNEY - NICHOLAS DEBENEDICTIS exc-20191231x10kxexh246.htm EX-24.6 4291
31 POWER OF ATTORNEY - LINDA P. JOJO exc-20191231x10kxexh247.htm EX-24.7 4276
32 POWER OF ATTORNEY - PAUL JOSKOW exc-20191231x10kxexh248.htm EX-24.8 4276
33 POWER OF ATTORNEY - ROBERT J. LAWLESS exc-20191231x10kxexh249.htm EX-24.9 4275
34 POWER OF ATTORNEY - RICHARD W. MIES exc-20191231x10kxexh2410.htm EX-24.10 4289
35 POWER OF ATTORNEY - MAYO A. SHATTUCK III exc-20191231x10kxexh2412.htm EX-24.12 4309
36 POWER OF ATTORNEY - STEPHEN D. STEINOUR exc-20191231x10kxexh2413.htm EX-24.13 4414
37 POWER OF ATTORNEY - JOHN F. YOUNG exc-20191231x10kxexh2414.htm EX-24.14 4125
38 POWER OF ATTORNEY - JOHN RICHARDSON exc-20191231x10kxexh2415.htm EX-24.15 4041
39 POWER OF ATTORNEY - JAMES W. COMPTON exc-20191231x10kxexh2416.htm EX-24.16 4286
40 POWER OF ATTORNEY - CHRISTOPHER M. CRANE exc-20191231x10kxexh2417.htm EX-24.17 4322
41 POWER OF ATTORNEY - A. STEVEN CROWN exc-20191231x10kxexh2418.htm EX-24.18 4173
42 POWER OF ATTORNEY - NICHOLAS DEBENEDICTIS exc-20191231x10kxexh2419.htm EX-24.19 4193
43 POWER OF ATTORNEY - JOSEPH DOMINGUEZ exc-20191231x10kxexh2420.htm EX-24.20 4136
44 POWER OF ATTORNEY - PETER V. FAZIO, JR. exc-20191231x10kxexh2421.htm EX-24.21 4186
45 POWER OF ATTORNEY - MICHAEL H. MOSKOW exc-20191231x10kxexh2422.htm EX-24.22 4070
46 POWER OF ATTORNEY - CALVIN G. BUTLER, JR. exc-20191231x10kxexh2423.htm EX-24.23 4178
47 POWER OF ATTORNEY - JUAN OCHOA exc-20191231x10kxexh2424.htm EX-24.24 4023
48 POWER OF ATTORNEY - CHRISTOPHER M. CRANE exc-20191231x10kxexh2425.htm EX-24.25 4399
49 POWER OF ATTORNEY - NICHOLAS DEBENEDICTIS exc-20191231x10kxexh2427.htm EX-24.27 4381
50 POWER OF ATTORNEY - NELSON A. DIAZ exc-20191231x10kxexh2428.htm EX-24.28 4357
51 POWER OF ATTORNEY - JOHN S. GRADY exc-20191231x10kxexh2429.htm EX-24.29 4247
52 POWER OF ATTORNEY - ROSEMARIE B. GRECO exc-20191231x10kxexh2430.htm EX-24.30 4485
53 POWER OF ATTORNEY - MICHAEL A. INNOCENZO exc-20191231x10kxexh2431.htm EX-24.31 4483
54 POWER OF ATTORNEY - CHARISSE R. LILLIE exc-20191231x10kxexh2432.htm EX-24.32 4504
55 POWER OF ATTORNEY - CALVIN G. BUTLER, JR. exc-20191231x10kxexh2433.htm EX-24.33 4366
56 POWER OF ATTORNEY - ANN C. BERZIN exc-20191231x10kxexh2434.htm EX-24.34 4367
57 POWER OF ATTORNEY - CARIM V. KHOUZAMI exc-20191231x10kxexh2435.htm EX-24.35 4349
58 POWER OF ATTORNEY - CHRISTOPHER M. CRANE exc-20191231x10kxexh2436.htm EX-24.36 4402
59 POWER OF ATTORNEY - MICHAEL E. CRYOR exc-20191231x10kxexh2437.htm EX-24.37 4382
60 POWER OF ATTORNEY - JAMES R. CURTISS exc-20191231x10kxexh2438.htm EX-24.38 4486
61 POWER OF ATTORNEY - JOSEPH HASKINS, JR. exc-20191231x10kxexh2439.htm EX-24.39 4394
62 POWER OF ATTORNEY - CALVIN G. BUTLER, JR. exc-20191231x10kxexh2440.htm EX-24.40 4385
63 POWER OF ATTORNEY - MICHAEL D. SULLIVAN exc-20191231x10kxexh2441.htm EX-24.41 4412
64 POWER OF ATTORNEY - MARIA HARRIS TILDON exc-20191231x10kxexh2442.htm EX-24.42 4508
65 POWER OF ATTORNEY - CHRISTOPHER M. CRANE exc-20191231x10kxexh2443.htm EX-24.43 4396
66 POWER OF ATTORNEY - LINDA W. CROPP exc-20191231x10kxexh2444.htm EX-24.44 4350
67 POWER OF ATTORNEY - MICHAEL E. CRYOR exc-20191231x10kxexh2445.htm EX-24.45 4358
68 POWER OF ATTORNEY - ERNEST DIANASTASIS exc-20191231x10kxexh2446.htm EX-24.46 4369
69 POWER OF ATTORNEY - DEBRA P. DILORENZO exc-20191231x10kxexh2447.htm EX-24.47 4369
70 POWER OF ATTORNEY - CALVIN G. BUTLER, JR. exc-20191231x10kxexh2448.htm EX-24.48 4367
71 POWER OF ATTORNEY - DAVID M. VELAZQUEZ exc-20191231x10kxexh2449.htm EX-24.49 4329
72 POWER OF ATTORNEY - J. TYLER ANTHONY exc-20191231x10kxexh2450.htm EX-24.50 4370
73 POWER OF ATTORNEY - PHILLIP S. BARNETT exc-20191231x10kxexh2451.htm EX-24.51 4585
74 POWER OF ATTORNEY - CHRISTOPHER M. CRANE exc-20191231x10kxexh2452.htm EX-24.52 4464
75 POWER OF ATTORNEY - MELISSA A. LAVINSON exc-20191231x10kxexh2453.htm EX-24.53 4359
76 POWER OF ATTORNEY - KEVIN M. MCGOWAN exc-20191231x10kxexh2454.htm EX-24.54 4445
77 POWER OF ATTORNEY - CALVIN G. BUTLER, JR. exc-20191231x10kxexh2455.htm EX-24.55 4682
78 POWER OF ATTORNEY - DAVID M. VELAZQUEZ exc-20191231x10kxexh2456.htm EX-24.56 4656
79 POWER OF ATTORNEY - CALVIN G. BUTLER, JR. exc-20191231x10kxexh2457.htm EX-24.57 4387
80 POWER OF ATTORNEY - DAVID M. VELAZQUEZ exc-20191231x10kxexh2458.htm EX-24.58 4347
81 POWER OF ATTORNEY - DAVID M. VELAZQUEZ exc-20191231x10kxexh2459.htm EX-24.59 4652
82 CERTIFICATION FILED BY CHRISTOPHER M. CRANE FOR EXELON CORPORATION exc-20191231x10kxexh311.htm EX-31.1 12770
83 CERTIFICATION FILED BY JOSEPH NIGRO FOR EXELON CORPORATION exc-20191231x10kxexh312.htm EX-31.2 12472
84 CERTIFICATION FILED BY KENNETH W. CORNEW FOR EXELON GENERATION COMPANY, LLC exc-20191231x10kxexh313.htm EX-31.3 12783
85 CERTIFICATION FILED BY BRYAN P. WRIGHT FOR EXELON GENERATION COMPANY, LLC exc-20191231x10kxexh314.htm EX-31.4 12789
86 CERTIFICATION FILED BY JOSEPH DOMINGUEZ FOR COMMONWEALTH EDISON COMPANY exc-20191231x10kxexh315.htm EX-31.5 12646
87 CERTIFICATION FILED BY JEANNE M. JONES FOR COMMONWEALTH EDISON COMPANY exc-20191231x10kxexh316.htm EX-31.6 12877
88 CERTIFICATION FILED BY MICHAEL A. INNOCENZO FOR PECO ENERGY COMPANY exc-20191231x10kxexh317.htm EX-31.7 12789
89 CERTIFICATION FILED BY ROBERT J. STEFANI FOR PECO ENERGY COMPANY exc-20191231x10kxexh318.htm EX-31.8 12635
90 CERTIFICATION FILED BY CARIM V. KHOUZAMI FOR BALTIMORE GAS AND ELECTRIC CO exc-20191231x10kxexh319.htm EX-31.9 12772
91 CERTIFICATION FILED BY DAVID M. VAHOS FOR BALTIMORE GAS AND ELECTRIC CO exc-20191231x10kxexh3110.htm EX-31.10 12806
92 CERTIFICATION FILED BY DAVID M. VELAZQUEZ FOR PEPCO HOLDINGS LLC exc-20191231x10kxexh3111.htm EX-31.11 12221
93 CERTIFICATION FILED BY PHILLIP S. BARNETT FOR PEPCO HOLDINGS LLC exc-20191231x10kxexh3112.htm EX-31.12 12244
94 CERTIFICATION FILED BY DAVID M. VELAZQUEZ FOR POTOMAC ELECTRIC POWER COMPANY exc-20191231x10kxexh3113.htm EX-31.13 12245
95 CERTIFICATION FILED BY PHILLIP S. BARNETT FOR POTOMAC ELECTRIC POWER COMPANY exc-20191231x10kxexh3114.htm EX-31.14 12268
96 CERTIFICATION FILED BY DAVID M. VELAZQUEZ FOR DELMARVA POWER & LIGHT COMPANY exc-20191231x10kxexh3115.htm EX-31.15 12249
97 CERTIFICATION FILED BY PHILLIP S. BARNETT FOR DELMARVA POWER & LIGHT COMPANY exc-20191231x10kxexh3116.htm EX-31.16 12272
98 CERTIFICATION FILED BY DAVID M. VELAZQUEZ FOR ATLANTIC CITY ELECTRIC COMPANY exc-20191231x10kxexh3117.htm EX-31.17 12245
99 CERTIFICATION FILED BY PHILLIP S. BARNETT FOR ATLANTIC CITY ELECTRIC COMPANY exc-20191231x10kxexh3118.htm EX-31.18 12268
100 CERTIFICATION FILED BY CHRISTOPHER M. CRANE FOR EXELON CORPORATION exc-20191231x10kxexh321.htm EX-32.1 4499
101 CERTIFICATION FILED BY JOSEPH NIGRO FOR EXELON CORPORATION exc-20191231x10kxexh322.htm EX-32.2 4516
102 CERTIFICATION FILED BY KENNETH W. CORNEW FOR EXELON GENERATION COMPANY, LLC exc-20191231x10kxexh323.htm EX-32.3 4526
103 CERTIFICATION FILED BY BRYAN P. WRIGHT FOR EXELON GENERATION COMPANY, LLC exc-20191231x10kxexh324.htm EX-32.4 4532
104 CERTIFICATION FILED BY JOSEPH DOMINGUEZ FOR COMMONWEALTH EDISON COMPANY exc-20191231x10kxexh325.htm EX-32.5 4391
105 CERTIFICATION FILED BY JEANNE M. JONES FOR COMMONWEALTH EDISON COMPANY exc-20191231x10kxexh326.htm EX-32.6 4534
106 CERTIFICATION FILED BY MICHAEL A. INNOCENZO FOR PECO ENERGY COMPANY exc-20191231x10kxexh327.htm EX-32.7 4376
107 CERTIFICATION FILED BY ROBERT J. STEFANI FOR PECO ENERGY COMPANY exc-20191231x10kxexh328.htm EX-32.8 4390
108 CERTIFICATION FILED BY CARIM V. KHOUZAMI FOR BALTIMORE GAS AND ELECTRIC CO exc-20191231x10kxexh329.htm EX-32.9 4393
109 CERTIFICATION FILED BY DAVID M. VAHOS FOR BALTIMORE GAS AND ELECTRIC CO exc-20191231x10kxexh3210.htm EX-32.10 4424
110 CERTIFICATION FILED BY DAVID M. VELAZQUEZ FOR PEPCO HOLDINGS LLC exc-20191231x10kxexh3211.htm EX-32.11 4328
111 CERTIFICATION FILED BY PHILLIP S. BARNETT FOR PEPCO HOLDINGS LLC exc-20191231x10kxexh3212.htm EX-32.12 4351
112 CERTIFICATION FILED BY DAVID M. VELAZQUEZ FOR POTOMAC ELECTRIC POWER COMPANY exc-20191231x10kxexh3213.htm EX-32.13 4364
113 CERTIFICATION FILED BY PHILLIP S. BARNETT FOR POTOMAC ELECTRIC POWER COMPANY exc-20191231x10kxexh3214.htm EX-32.14 4387
114 CERTIFICATION FILED BY DAVID M. VELAZQUEZ FOR DELMARVA POWER & LIGHT COMPANY exc-20191231x10kxexh3215.htm EX-32.15 4372
115 CERTIFICATION FILED BY PHILLIP S. BARNETT FOR DELMARVA POWER & LIGHT COMPANY exc-20191231x10kxexh3216.htm EX-32.16 4395
116 CERTIFICATION FILED BY DAVID M. VELAZQUEZ FOR ATLANTIC CITY ELECTRIC COMPANY exc-20191231x10kxexh3217.htm EX-32.17 4383
117 CERTIFICATION FILED BY PHILLIP S. BARNETT FOR ATLANTIC CITY ELECTRIC COMPANY exc-20191231x10kxexh3218.htm EX-32.18 4387
123 COMPARISON OF 5-YEAR CUMULATIVE RETURN fiveyearcumulativereturn.jpg GRAPHIC 95785
  Complete submission text file 0001109357-20-000053.txt   106460043

Data Files

Seq Description Document Type Size
118 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT exc-20191231.xsd EX-101.SCH 240841
119 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT exc-20191231_cal.xml EX-101.CAL 279045
120 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT exc-20191231_def.xml EX-101.DEF 2266223
121 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT exc-20191231_lab.xml EX-101.LAB 2681620
122 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT exc-20191231_pre.xml EX-101.PRE 2465010
272 EXTRACTED XBRL INSTANCE DOCUMENT exc-20191231x10k_htm.xml XML 31546860
Mailing Address 500 NORTH WAKEFIELD DRIVE NEWARK DE 19702
Business Address 500 NORTH WAKEFIELD DRIVE NEWARK DE 19702 202-872-2000
ATLANTIC CITY ELECTRIC CO (Filer) CIK: 0000008192 (see all company filings)

IRS No.: 210398280 | State of Incorp.: NJ | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-03559 | Film No.: 20596508
SIC: 4911 Electric Services
Office of Energy & Transportation

Mailing Address 2 CENTER PLAZA 110 W. FAYETTE STREET BALTIMORE MD 21201
Business Address 2 CENTER PLAZA 110 W. FAYETTE STREET BALTIMORE MD 21201 4104702800
BALTIMORE GAS & ELECTRIC CO (Filer) CIK: 0000009466 (see all company filings)

IRS No.: 520280210 | State of Incorp.: MD | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-01910 | Film No.: 20596504
SIC: 4931 Electric & Other Services Combined
Office of Energy & Transportation

Mailing Address 440 S LASALLE STREET CHICAGO IL 60605-1028
Business Address 440 S LASALLE STREET CHICAGO IL 60605-1028 3123944321
COMMONWEALTH EDISON Co (Filer) CIK: 0000022606 (see all company filings)

IRS No.: 360938600 | State of Incorp.: IL | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-01839 | Film No.: 20596502
SIC: 4911 Electric Services
Office of Energy & Transportation

Mailing Address 800 KING ST P O BOX 231 WILMINGTON DE 19899
Business Address 800 KING ST PO BOX 231 WILMINGTON DE 19899 3024293114
DELMARVA POWER & LIGHT CO /DE/ (Filer) CIK: 0000027879 (see all company filings)

IRS No.: 510084283 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-01405 | Film No.: 20596507
SIC: 4931 Electric & Other Services Combined
Office of Energy & Transportation

Mailing Address 2301 MARKET STREET PO BOX 8699 PHILADELPHIA PA 19101-8699
Business Address 2301 MARKET STREET PO BOX 8699 PHILADELPHIA PA 19101-8699 215-841-4000
PECO ENERGY CO (Filer) CIK: 0000078100 (see all company filings)

IRS No.: 230970240 | State of Incorp.: PA | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 000-16844 | Film No.: 20596503
SIC: 4931 Electric & Other Services Combined
Office of Energy & Transportation

Mailing Address 701 NINTH STREET, NW OFFICE OF CORPORATE SECY., ROOM 1300 WASHINGTON DC 20068
Business Address 701 NINTH STREET, NW OFFICE OF CORPORATE SECY., ROOM 1300 WASHINGTON DC 20068 2028722000
POTOMAC ELECTRIC POWER CO (Filer) CIK: 0000079732 (see all company filings)

IRS No.: 530127880 | State of Incorp.: VA | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-01072 | Film No.: 20596506
SIC: 4911 Electric Services
Office of Energy & Transportation

Mailing Address PO BOX 805398 CHICAGO IL 60680-5398
Business Address PO BOX 805398 CHICAGO IL 60680-5398 3123947399
EXELON CORP (Filer) CIK: 0001109357 (see all company filings)

IRS No.: 232990190 | State of Incorp.: PA | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-16169 | Film No.: 20596509
SIC: 4931 Electric & Other Services Combined
Office of Energy & Transportation

Mailing Address SUITE 1300 701 NINTH STREET, NW WASHINGTON DC 20068
Business Address SUITE 1300 701 NINTH STREET, NW WASHINGTON DC 20068 202-872-2000
PEPCO HOLDINGS LLC (Filer) CIK: 0001135971 (see all company filings)

IRS No.: 522297449 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-31403 | Film No.: 20596505
SIC: 4931 Electric & Other Services Combined
Office of Energy & Transportation

Mailing Address 300 EXELON WAY KENNETT SQUARE PA 19348-2473
Business Address 300 EXELON WAY KENNETT SQUARE PA 19348-2473 610-765-5959
EXELON GENERATION CO LLC (Filer) CIK: 0001168165 (see all company filings)

IRS No.: 233064219
Type: 10-K | Act: 34 | File No.: 333-85496 | Film No.: 20596501
SIC: 4911 Electric Services
Office of Energy & Transportation