| 
                   EXELON CORP
                   (EXC) | 
               
                   Khouzami Carim V
                    (CEO of BGE) | 
               12239 (S) $42.88 | 
               2021-03-18 | 
           | 
                   CLEAN HARBORS INC
                   (CLH) | 
               
                   Marlin Rod
                    (Director) | 
               14841 (S) $89.08 | 
               2021-03-18 | 
           | 
                   Stabilis Solutions, Inc.
                   (SLNG) | 
               
                   JCH Crenshaw Holdings, LLC
                    (10% owner) | 
               6181 (B) $7.20 | 
               2021-03-17 | 
           | 
                   Sunnova Energy International Inc.
                   (NOVA) | 
               
                   Grasso Michael P
                    (See Remarks) | 
               4878 (S) $38.65 | 
               2021-03-16 | 
           | 
                   NEXTERA ENERGY INC
                   (NEE) | 
               
                   Silagy Eric E
                    (Director, Pres & CEO of Sub) | 
               895 (S) $76.12 | 
               2021-03-16 | 
           | 
                   Cheniere Energy, Inc.
                   (LNG) | 
               
                   KILPATRICK DAVID B
                    (Director) | 
               10000 (S) $75.54 | 
               2021-03-16 | 
           | 
                   Pacific Green Technologies Inc.
                   (PGTK) | 
               
                   Fresh Air Investments (Canada) Ltd.
                    (10% owner) | 
               423334 (B) $2.20 | 
               2021-03-16 | 
           | 
                   AVISTA CORP
                   (AVA) | 
               
                   MORRIS SCOTT L
                    (Chairman of the Board) | 
               10000 (S) $47.68 | 
               2021-03-15 | 
           | 
                   AVISTA CORP
                   (AVA) | 
               
                   MEYER DAVID J
                    (Vice President) | 
               1522 (S) $47.91 | 
               2021-03-15 | 
           | 
                   CALIFORNIA WATER SERVICE GROUP
                   (CWT) | 
               
                   Ouyang Elissa Y
                    (Chief Procurement & Lead CI) | 
               500 (S) $53.31 | 
               2021-03-15 | 
           | 
                   PUBLIC SERVICE ENTERPRISE GROUP INC
                   (PEG) | 
               
                   Chernick Rose M
                    (Vice President and Controller) | 
               397 (S) $57.85 | 
               2021-03-15 | 
           | 
                   NEXTERA ENERGY INC
                   (NEE) | 
               
                   KETCHUM JOHN W
                    (President & CEO of Sub) | 
               12155 (S) $75.49 | 
               2021-03-15 | 
           | 
                   NEXTERA ENERGY INC
                   (NEE) | 
               
                   Silagy Eric E
                    (Director, Pres & CEO of Sub) | 
               28564 (S) $75.88 | 
               2021-03-15 | 
           | 
                   US Ecology, Inc.
                   (ECOL) | 
               
                   Bell Simon G
                    (EVP & COO) | 
               2500 (S) $44.89 | 
               2021-03-15 | 
           | 
                   CLEAN HARBORS INC
                   (CLH) | 
               
                   TWOHIG MICHAEL J
                    (EVP (CHESI)) | 
               5653 (S) $59.27 | 
               2021-03-15 | 
           | 
                   CONSOLIDATED EDISON INC
                   (ED) | 
               
                   Miller Joseph
                    (VP & Controller) | 
               1 (B) $71.28 | 
               2021-03-15 | 
           | 
                   Stabilis Solutions, Inc.
                   (SLNG) | 
               
                   Broussard Benjamin J.
                    (Director) | 
               500 (B) $6.15 | 
               2021-03-12 | 
           | 
                   Stabilis Solutions, Inc.
                   (SLNG) | 
               
                   JCH Crenshaw Holdings, LLC
                    (10% owner) | 
               43500 (B) $7.21 | 
               2021-03-12 | 
           | 
                   Archrock, Inc.
                   (AROC) | 
               
                   JDH Capital Holdings, L.P.
                    (10% owner) | 
               6378 (S) $10.52 | 
               2021-03-12 | 
           | 
                   Evergy, Inc.
                   (EVRG) | 
               
                   KING CHARLES L
                    (SVP & CHIEF TECHNOLOGY OFFICER) | 
               1000 (S) $57.63 | 
               2021-03-12 | 
           | 
                   AMEREN CORP
                   (AEE) | 
               
                   BIRK MARK C
                    (SVP of Subsidiary) | 
               2000 (S) $76.10 | 
               2021-03-11 | 
           | 
                   AMEREN CORP
                   (AEE) | 
               
                   MOEHN MICHAEL L
                    (Executive VP & CFO) | 
               10000 (S) $76.10 | 
               2021-03-11 | 
           | 
                   NISOURCE INC.
                   (NI) | 
               
                   Hooper Michael
                    (SVP and President, NIPSCO) | 
               5000 (S) $22.23 | 
               2021-03-11 | 
           | 
                   MIDDLESEX WATER CO
                   (MSEX) | 
               
                   Sohler Bernadette M
                    (VP-Corporate Affairs) | 
               503 (S) $76.93 | 
               2021-03-10 | 
           | 
                   CMS ENERGY CORP
                   (CMS) | 
               
                   Brossoit Jean-Francois
                    (Senior Vice President) | 
               3010 (S) $57.21 | 
               2021-03-10 | 
           | 
                   SOUTHERN CO
                   (SO) | 
               
                   Kuczynski Stephen E
                    (Pres. & CEO, Southern Nuclear) | 
               2500 (S) $59.41 | 
               2021-03-10 | 
           | 
                   OGE ENERGY CORP.
                   (OGE) | 
               
                   McQuistion Cristina F
                    (VP- Corp Resp & Stewardship) | 
               7000 (S) $31.68 | 
               2021-03-10 | 
           | 
                   Archrock, Inc.
                   (AROC) | 
               
                   JDH Capital Holdings, L.P.
                    (10% owner) | 
               72674 (S) $10.50 | 
               2021-03-10 | 
           | 
                   Evergy, Inc.
                   (EVRG) | 
               
                   Lawrence Sandra AJ
                    (Director) | 
               2342 (S) $57.00 | 
               2021-03-10 | 
           | 
                   EDISON INTERNATIONAL
                   (EIX) | 
               
                   Trent Keith
                    (Other) | 
               271 (B) $57.40 | 
               2021-03-09 | 
           | 
                   Waste Connections, Inc.
                   (WCN) | 
               
                   LITTLE JAMES
                    (Executive VP Engineering) | 
               2310 (S) $103.03 | 
               2021-03-09 | 
           | 
                   AVISTA CORP
                   (AVA) | 
               
                   KENSOK JAMES M
                    (Vice President) | 
               500 (S) $43.04 | 
               2021-03-08 | 
           | 
                   AVISTA CORP
                   (AVA) | 
               
                   MORRIS SCOTT L
                    (Chairman of the Board) | 
               10000 (S) $43.18 | 
               2021-03-08 | 
           | 
                   ENTERGY CORP /DE/
                   (ETR) | 
               
                   FISACKERLY HALEY
                    ("Officer" Under Sec 16 Rules) | 
               2100 (S) $89.45 | 
               2021-03-08 | 
           | 
                   WASTE MANAGEMENT INC
                   (WM) | 
               
                   Boettcher Charles C
                    (EVP, Corp Development & CLO) | 
               2891 (S) $120.00 | 
               2021-03-08 | 
           | 
                   MGE ENERGY INC
                   (MGEE) | 
               
                   Berbee James G
                    (Director) | 
               1028 (B) $66.26 | 
               2021-03-08 | 
           | 
                   CHESAPEAKE UTILITIES CORP
                   (CPK) | 
               
                   SCHIMKAITIS JOHN R
                    (Chair of the Board) | 
               8250 (S) $115.00 | 
               2021-03-08 | 
           | 
                   Targa Resources Corp.
                   (TRGP) | 
               
                   WHALEN JAMES W
                    (Director) | 
               40000 (S) $35.00 | 
               2021-03-08 | 
           | 
                   AVISTA CORP
                   (AVA) | 
               
                   MEYER DAVID J
                    (Vice President) | 
               2000 (S) $41.77 | 
               2021-03-05 | 
           | 
                   CLEAN HARBORS INC
                   (CLH) | 
               
                   Battles Michael Louis
                    (EVP and CFO) | 
               10000 (S) $86.39 | 
               2021-03-05 | 
           | 
                   NORTHWESTERN CORP
                   (NWE) | 
               
                   Pohl Curtis T
                    (Vice President - Distribution) | 
               3500 (S) $60.37 | 
               2021-03-05 | 
           | 
                   MIDDLESEX WATER CO
                   (MSEX) | 
               
                   Andreasen G. Christian Jr.
                    (VP-Enterprise Engineering) | 
               600 (S) $72.00 | 
               2021-03-05 | 
           | 
                   DOMINION ENERGY, INC
                   (D) | 
               
                   Kington Mark J
                    (Director) | 
               2000 (B) $69.29 | 
               2021-03-04 | 
           | 
                   Archrock, Inc.
                   (AROC) | 
               
                   Henderson Donna A
                    (VP, CHIEF ACCOUNTING OFFICER) | 
               10449 (S) $10.58 | 
               2021-03-04 | 
           | 
                   DTE ENERGY CO
                   (DTE) | 
               
                   Muschong Lisa A.
                    (VP, Corp Sec & Chief of Staff) | 
               1600 (S) $120.67 | 
               2021-03-04 | 
           | 
                   Vistra Corp.
                   (VST) | 
               
                   HELM SCOTT B
                    (Director) | 
               10000 (B) $16.76 | 
               2021-03-04 | 
           | 
                   WASTE MANAGEMENT INC
                   (WM) | 
               
                   Rankin Devina A
                    (EVP, CFO and Treasurer) | 
               17603 (S) $115.00 | 
               2021-03-04 | 
           | 
                   CENTERPOINT ENERGY INC
                   (CNP) | 
               
                   Biddle Leslie D.
                    (Director) | 
               35000 (S) $19.94 | 
               2021-03-04 | 
           | 
                   Clearway Energy, Inc.
                   (CWEN) | 
               
                   Sotos Christopher S
                    (President and CEO) | 
               2000 (B) $26.26 | 
               2021-03-04 | 
           | 
                   Pacific Green Technologies Inc.
                   (PGTK) | 
               
                   Fresh Air Investments (Canada) Ltd.
                    (10% owner) | 
               8500 (B) $2.31 | 
               2021-03-04 | 
           | 
                   Clean Energy Fuels Corp.
                   (CLNE) | 
               
                   Corbus Barclay
                    (SVP, Strategic Development) | 
               15675 (S) $12.99 | 
               2021-03-03 | 
           | 
                   Clean Energy Fuels Corp.
                   (CLNE) | 
               
                   Pratt Mitchell W
                    (COO and Secretary) | 
               11756 (S) $12.99 | 
               2021-03-03 | 
           | 
                   Evergy, Inc.
                   (EVRG) | 
               
                   Andrews Kirkland B
                    (EVP - Chief Financial Officer) | 
               10000 (B) $53.48 | 
               2021-03-03 | 
           | 
                   Vistra Corp.
                   (VST) | 
               
                   BARBAS PAUL M
                    (Director) | 
               12000 (B) $16.42 | 
               2021-03-03 | 
           | 
                   DOMINION ENERGY, INC
                   (D) | 
               
                   BLUE ROBERT M
                    (President and CEO) | 
               14401 (B) $69.44 | 
               2021-03-03 | 
           | 
                   Evergy, Inc.
                   (EVRG) | 
               
                   Campbell David A
                    (President and CEO) | 
               10000 (B) $52.92 | 
               2021-03-03 | 
           | 
                   ENTERPRISE PRODUCTS PARTNERS L.P.
                   (EPD) | 
               
                   WILLIAMS RANDA DUNCAN
                    (10% owner) | 
               15412 (S) $1,000.00 | 
               2021-03-03 | 
           | 
                   Vistra Corp.
                   (VST) | 
               
                   FERRAIOLI BRIAN K
                    (Director) | 
               3000 (B) $16.60 | 
               2021-03-03 | 
           | 
                   WEC ENERGY GROUP, INC.
                   (WEC) | 
               
                   Liu Xia
                    (EVP and CFO) | 
               1000 (B) $81.50 | 
               2021-03-03 | 
           | 
                   Evergy, Inc.
                   (EVRG) | 
               
                   SOMMA ANTHONY D
                    (EVP/Principal Financial Ofcr) | 
               37573 (S) $26.75 | 
               2021-03-02 | 
           | 
                   Vistra Corp.
                   (VST) | 
               
                   BURKE JAMES A
                    (President and CFO) | 
               30000 (B) $16.52 | 
               2021-03-02 | 
           | 
                   Archrock, Inc.
                   (AROC) | 
               
                   JDH Capital Holdings, L.P.
                    (10% owner) | 
               4100000 (S) $10.10 | 
               2021-03-02 | 
           | 
                   NORTHWESTERN CORP
                   (NWE) | 
               
                   Heather H. Grahame
                    (General Counsel & VP) | 
               7979 (S) $59.53 | 
               2021-03-01 | 
           | 
                   NORTHWESTERN CORP
                   (NWE) | 
               
                   Ide Britt E
                    (Director) | 
               2700 (S) $59.11 | 
               2021-03-01 | 
           | 
                   NORTHWESTERN CORP
                   (NWE) | 
               
                   Rowe Robert C
                    (CEO) | 
               3000 (S) $59.63 | 
               2021-03-01 | 
           | 
                   RGC RESOURCES INC
                   (RGCO) | 
               
                   Oliver Lawrence T.
                    (Vice President) | 
               8 (B) $23.10 | 
               2021-03-01 | 
           | 
                   RGC RESOURCES INC
                   (RGCO) | 
               
                   Burton Randall P. II
                    (VP, Treasurer, Secretary & CFO) | 
               4 (B) $23.10 | 
               2021-03-01 | 
           | 
                   AMERICAN ELECTRIC POWER CO INC
                   (AEP) | 
               
                   Feinberg David Matthew
                    (Executive Vice President) | 
               11951 (S) $75.42 | 
               2021-03-01 | 
           | 
                   AMERICAN ELECTRIC POWER CO INC
                   (AEP) | 
               
                   Beasley J Barnie
                    (Director) | 
               2048 (S) $76.71 | 
               2021-03-01 | 
           | 
                   American Water Works Company, Inc.
                   (AWK) | 
               
                   GOSS MARTHA CLARK
                    (Director) | 
               61 (B) $144.83 | 
               2021-03-01 | 
           | 
                   PUBLIC SERVICE ENTERPRISE GROUP INC
                   (PEG) | 
               
                   LaRossa Ralph A
                    (COO) | 
               1924 (S) $54.27 | 
               2021-03-01 | 
           | 
                   NISOURCE INC.
                   (NI) | 
               
                   Vegas Pablo
                    (EVP, COO & President Utilities) | 
               5616 (S) $21.84 | 
               2021-03-01 | 
           | 
                   OGE ENERGY CORP.
                   (OGE) | 
               
                   Sanner J. Michael
                    (Director) | 
               2000 (B) $29.75 | 
               2021-03-01 | 
           | 
                   CENTERPOINT ENERGY INC
                   (CNP) | 
               
                   Biddle Leslie D.
                    (Director) | 
               50000 (B) $19.84 | 
               2021-03-01 | 
           | 
                   CENTERPOINT ENERGY INC
                   (CNP) | 
               
                   Smitherman Barry T
                    (Director) | 
               10000 (B) $19.80 | 
               2021-03-01 | 
           | 
                   Avangrid, Inc.
                   (AGR) | 
               
                   Solomont Alan D
                    (Director) | 
               108 (B) $46.02 | 
               2021-03-01 | 
           | 
                   CONSOLIDATED EDISON INC
                   (ED) | 
               
                   de la Bastide Lore
                    (SVP, Utility Shared Services) | 
               5 (B) $65.65 | 
               2021-02-28 | 
           | 
                   CONSOLIDATED EDISON INC
                   (ED) | 
               
                   Cawley Timothy
                    (Director, President, CEO) | 
               35 (B) $65.65 | 
               2021-02-28 | 
           | 
                   CONSOLIDATED EDISON INC
                   (ED) | 
               
                   Donnley Deneen L
                    (SVP and General Counsel) | 
               35 (B) $65.65 | 
               2021-02-28 | 
           | 
                   CONSOLIDATED EDISON INC
                   (ED) | 
               
                   HOGLUND ROBERT N
                    (SVP & CFO) | 
               35 (B) $65.65 | 
               2021-02-28 | 
           | 
                   CONSOLIDATED EDISON INC
                   (ED) | 
               
                   Miller Joseph
                    (VP & Controller) | 
               3 (B) $65.65 | 
               2021-02-28 | 
           | 
                   CONSOLIDATED EDISON INC
                   (ED) | 
               
                   Sanchez Robert
                    (President & CEO, O&R) | 
               35 (B) $65.65 | 
               2021-02-28 | 
           | 
                   CONSOLIDATED EDISON INC
                   (ED) | 
               
                   Ketschke Matthew
                    (President CECONY) | 
               1 (B) $65.65 | 
               2021-02-28 | 
           | 
                   CONSOLIDATED EDISON INC
                   (ED) | 
               
                   McAvoy John
                    (Director, Non-Executive Chair) | 
               423 (B) $65.65 | 
               2021-02-28 | 
           | 
                   CONSOLIDATED EDISON INC
                   (ED) | 
               
                   Nadkarni Gurudatta D
                    (VP, Strategic Planning) | 
               31 (B) $65.65 | 
               2021-02-28 | 
           | 
                   CONSOLIDATED EDISON INC
                   (ED) | 
               
                   Nachmias Stuart
                    (President & CEO CET) | 
               10 (B) $65.65 | 
               2021-02-28 | 
           | 
                   AVISTA CORP
                   (AVA) | 
               
                   Cox Bryan Alden
                    (Vice President) | 
               2056 (S) $40.21 | 
               2021-02-26 | 
           | 
                   Clean Energy Fuels Corp.
                   (CLNE) | 
               
                   Corbus Barclay
                    (SVP, Strategic Development) | 
               4651 (S) $12.40 | 
               2021-02-26 | 
           | 
                   Global Water Resources, Inc.
                   (GWRS) | 
               
                   COY DEBRA
                    (Director) | 
               23 (B) $17.20 | 
               2021-02-26 | 
           | 
                   Global Water Resources, Inc.
                   (GWRS) | 
               
                   Krygier Christopher D
                    (Chief Strategy Officer) | 
               3 (B) $17.30 | 
               2021-02-26 | 
           | 
                   CLEAN HARBORS INC
                   (CLH) | 
               
                   PRESTON JOHN T
                    (Director) | 
               6000 (S) $85.49 | 
               2021-02-26 | 
           | 
                   AMERICAN ELECTRIC POWER CO INC
                   (AEP) | 
               
                   Akins Nicholas K
                    (President and CEO) | 
               68583 (S) $76.04 | 
               2021-02-26 | 
           | 
                   AMERICAN ELECTRIC POWER CO INC
                   (AEP) | 
               
                   Barton Lisa M
                    (Exec VP, COO) | 
               10257 (S) $76.23 | 
               2021-02-26 | 
           | 
                   AMERICAN ELECTRIC POWER CO INC
                   (AEP) | 
               
                   McCullough Mark C
                    (EVP - Transmission) | 
               9205 (S) $76.23 | 
               2021-02-26 | 
           | 
                   Avangrid, Inc.
                   (AGR) | 
               
                   ARRIOLA DENNIS V
                    (see below) | 
               25000 (B) $46.53 | 
               2021-02-26 | 
           | 
                   Crestwood Equity Partners LP
                   (CEQP) | 
               
                   Moore William H.
                    (EVP - Corporate Strategy) | 
               100000 (S) $22.12 | 
               2021-02-25 | 
           | 
                   AMEREN CORP
                   (AEE) | 
               
                   Nwamu Chonda J
                    (SVP, GC & Secretary) | 
               4082 (S) $71.13 | 
               2021-02-25 | 
           | 
                   CLEAN HARBORS INC
                   (CLH) | 
               
                   Robertson Andrea
                    (Director) | 
               1500 (S) $89.42 | 
               2021-02-25 | 
           | 
                   DTE ENERGY CO
                   (DTE) | 
               
                   Rolling Mark C.
                    (VP Controller & CAO) | 
               2389 (S) $124.45 | 
               2021-02-24 | 
           | 
                   DTE ENERGY CO
                   (DTE) | 
               
                   Thomas David A
                    (Director) | 
               395 (B) $126.56 | 
               2021-02-24 |