First Trust NASDAQ® Clean Edge® Green Energy Index Fund (QCLN)

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Holdings

Holdings of the Fund as of 10/25/2021
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Total Number of Holdings (excluding cash): 60

Security Name	Identifier	CUSIP	Classification	Shares / Quantity	Market Value	Weighting
Tesla, Inc.	TSLA	88160R101	Automobiles	284,485	$291,557,297.10	10.22%
NIO Inc. (ADR)	NIO	62914V106	Automobiles	5,324,313	$219,734,397.51	7.71%
Albemarle Corporation	ALB	012653101	Chemicals: Diversified	873,460	$209,141,262.40	7.33%
Enphase Energy, Inc.	ENPH	29355A107	Renewable Energy Equipment	1,005,441	$180,406,278.63	6.33%
ON Semiconductor Corporation	ON	682189105	Semiconductors	3,215,507	$148,620,733.54	5.21%
Plug Power Inc.	PLUG	72919P202	Renewable Energy Equipment	4,015,711	$140,067,999.68	4.91%
XPeng Inc. (ADR)	XPEV	98422D105	Automobiles	2,462,338	$118,413,834.42	4.15%
SolarEdge Technologies, Inc.	SEDG	83417M104	Renewable Energy Equipment	361,133	$112,644,605.36	3.95%
First Solar, Inc.	FSLR	336433107	Renewable Energy Equipment	811,754	$88,513,656.16	3.10%
Sunrun Inc.	RUN	86771W105	Alternative Electricity	1,572,306	$85,266,154.38	2.99%
Wolfspeed, Inc.	WOLF	977852102	Semiconductors	884,785	$81,267,502.25	2.85%
Brookfield Renewable Partners LP	BEP	G16258108	Alternative Electricity	2,099,208	$80,861,492.16	2.84%
Universal Display Corporation	OLED	91347P105	Electronic Components	359,762	$62,418,707.00	2.19%
Acuity Brands, Inc.	AYI	00508Y102	Building Materials: Other	272,636	$56,441,104.72	1.98%
ChargePoint Holdings, Inc.	CHPT	15961R105	Alternative Fuels	2,338,320	$53,757,976.80	1.89%
MP Materials Corp.	MP	553368101	General Mining	1,357,111	$51,705,929.10	1.81%
NextEra Energy Partners, LP	NEP	65341B106	Alternative Electricity	584,991	$48,969,596.61	1.72%
Allegro Microsystems, Inc.	ALGM	01749D105	Semiconductors	1,447,959	$47,927,442.90	1.68%
Power Integrations, Inc.	POWI	739276103	Semiconductors	460,320	$47,435,976.00	1.66%
SunPower Corporation	SPWR	867652406	Renewable Energy Equipment	1,319,758	$40,463,780.28	1.42%
Ballard Power Systems Inc.	BLDP	058586108	Alternative Fuels	2,272,212	$37,423,331.64	1.31%
Hannon Armstrong Sustainable Infrastructure Capital, Inc.	HASI	41068X100	Infrastructure REITs	600,248	$36,609,125.52	1.28%
Vicor Corporation	VICR	925815102	Electrical Components	243,096	$36,036,551.04	1.26%
Sunnova Energy International Inc.	NOVA	86745K104	Alternative Electricity	855,018	$34,491,426.12	1.21%
Daqo New Energy Corporation (ADR)	DQ	23703Q203	Specialty Chemicals	445,141	$33,131,844.63	1.16%
Livent Corporation	LTHM	53814L108	Specialty Chemicals	1,233,374	$31,821,049.20	1.12%
Atlantica Sustainable Infrastructure Plc	AY	G0751N103	Alternative Electricity	846,218	$31,293,141.64	1.10%
Bloom Energy Corporation (Class A)	BE	093712107	Machinery: Specialty	1,113,338	$30,828,329.22	1.08%
Ormat Technologies, Inc.	ORA	686688102	Alternative Electricity	427,541	$29,970,624.10	1.05%
Itron, Inc.	ITRI	465741106	Electronic Equipment: Gauges and Meters	345,375	$27,146,475.00	0.95%
Advanced Energy Industries, Inc.	AEIS	007973100	Semiconductors	292,979	$25,143,457.78	0.88%
EnerSys	ENS	29275Y102	Electrical Components	324,666	$25,109,668.44	0.88%
Sociedad Quimica y Minera de Chile S.A. (ADR)	SQM	833635105	Chemicals: Diversified	474,837	$24,995,419.68	0.88%
Stem, Inc.	STEM	85859N102	Renewable Energy Equipment	1,000,260	$23,156,019.00	0.81%
Renewable Energy Group, Inc.	REGI	75972A301	Alternative Fuels	383,546	$22,698,252.28	0.80%
Clearway Energy, Inc. (Class C)	CWEN	18539C204	Alternative Electricity	624,244	$20,968,355.96	0.74%
FuelCell Energy, Inc.	FCEL	35952H601	Renewable Energy Equipment	2,800,824	$21,118,212.96	0.74%
Shoals Technologies Group, Inc. (Class A)	SHLS	82489W107	Renewable Energy Equipment	793,647	$20,642,758.47	0.72%
Ameresco, Inc. (Class A)	AMRC	02361E108	Renewable Energy Equipment	254,922	$19,251,709.44	0.68%
The Lion Electric Company	LEV	536221104	Commercial Vehicles and Parts	1,439,187	$19,155,578.97	0.67%
Canadian Solar Inc.	CSIQ	136635109	Renewable Energy Equipment	458,087	$17,888,297.35	0.63%
Array Technologies, Inc.	ARRY	04271T100	Renewable Energy Equipment	969,609	$17,646,883.80	0.62%
JinkoSolar Holding Company Ltd. (ADR)	JKS	47759T100	Renewable Energy Equipment	304,222	$17,401,498.40	0.61%
TPI Composites, Inc.	TPIC	87266J104	Renewable Energy Equipment	284,390	$9,643,664.90	0.34%
Blink Charging Co.	BLNK	09354A100	Auto Services	321,886	$9,308,943.12	0.33%
Niu Technologies (ADR)	NIU	65481N100	Recreational Vehicles and Boats	376,961	$9,454,181.88	0.33%
Azure Power Global Limited	AZRE	V0393H103	Alternative Electricity	367,977	$8,375,156.52	0.29%
Maxeon Solar Technologies, Ltd.	MAXN	Y58473102	Renewable Energy Equipment	337,442	$6,522,753.86	0.23%
Workhorse Group Inc.	WKHS	98138J206	Commercial Vehicles and Parts	946,349	$6,113,414.54	0.21%
FTC Solar, Inc.	FTCI	30320C103	Renewable Energy Equipment	643,648	$5,078,382.72	0.18%
Romeo Power, Inc.	RMO	776153108	Auto Parts	1,023,525	$4,708,215.00	0.17%
American Superconductor Corporation	AMSC	030111207	Renewable Energy Equipment	216,286	$3,730,933.50	0.13%
Advent Technologies Holdings, Inc.	ADN	00788A105	Alternative Fuels	391,415	$3,522,735.00	0.12%
Infrastructure and Energy Alternatives, Inc.	IEA	45686J104	Engineering and Contracting Services	272,556	$2,875,465.80	0.10%
ReneSola Ltd. (ADR)	SOL	75971T301	Renewable Energy Equipment	349,009	$2,851,403.53	0.10%
GreenPower Motor Company Inc.	GP	39540E302	Commercial Vehicles and Parts	164,314	$2,237,956.68	0.08%
LSI Industries Inc.	LYTS	50216C108	Building Materials: Other	202,319	$1,588,204.15	0.06%
US Dollar	$USD		Other	1,846,235	$1,846,235.47	0.06%
CBAK Energy Technology, Inc.	CBAT	14986C102	Electrical Components	675,025	$1,431,053.00	0.05%
O2Micro International Limited (ADR)	OIIM	67107W100	Semiconductors	254,815	$1,541,630.75	0.05%
Sunworks, Inc.	SUNW	86803X204	Renewable Energy Equipment	206,510	$1,283,459.66	0.05%

Holdings are subject to change.

The holdings information set forth above for the date indicated reflects creation and redemption transactions from the prior business day and may differ from the holdings information currently available from the Fund's custodian and accounting agent. With respect to the market value of the Fund's holdings set forth above, the pricing sources are generally third party vendors. The Fund ultimately relies on pricing information provided by the Fund's accounting agent.