First Trust Large Cap Growth AlphaDEX® Fund (FTC)

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Holdings

Holdings of the Fund as of 5/7/2021
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Total Number of Holdings (excluding cash): 187

Security Name	Identifier	CUSIP	Classification	Shares / Quantity	Market Value	Weighting
Moderna, Inc.	MRNA	60770K107	Health Care	72,376	$11,808,144.40	1.08%
Caesars Entertainment Inc.	CZR	12769G100	Consumer Discretionary	108,378	$11,460,973.50	1.05%
SVB Financial Group	SIVB	78486Q101	Financials	19,199	$11,288,628.02	1.04%
Charles River Laboratories International, Inc.	CRL	159864107	Health Care	32,701	$11,201,727.55	1.03%
Cheniere Energy, Inc.	LNG	16411R208	Energy	131,616	$10,878,062.40	1.00%
Dell Technologies Inc. (Class C)	DELL	24703L202	Information Technology	107,517	$10,865,668.02	1.00%
Fortinet, Inc.	FTNT	34959E109	Information Technology	51,391	$10,883,072.07	1.00%
HubSpot, Inc.	HUBS	443573100	Information Technology	20,863	$10,633,036.58	0.98%
Nasdaq, Inc.	NDAQ	631103108	Financials	64,273	$10,576,764.88	0.97%
Tractor Supply Company	TSCO	892356106	Consumer Discretionary	53,521	$10,461,214.66	0.96%
Lowe's Companies, Inc.	LOW	548661107	Consumer Discretionary	49,835	$10,385,614.00	0.95%
AutoZone, Inc.	AZO	053332102	Consumer Discretionary	6,749	$10,172,092.80	0.93%
Deere & Company	DE	244199105	Industrials	25,331	$9,985,986.82	0.92%
Lam Research Corporation	LRCX	512807108	Information Technology	15,922	$10,039,457.88	0.92%
Teradyne, Inc.	TER	880770102	Information Technology	77,891	$9,983,289.47	0.92%
Snap Inc. (Class A)	SNAP	83304A106	Communication Services	181,251	$9,914,429.70	0.91%
The Estee Lauder Companies Inc.	EL	518439104	Consumer Staples	32,586	$9,884,963.10	0.91%
Entegris, Inc.	ENTG	29362U104	Information Technology	84,773	$9,724,310.83	0.89%
Gartner, Inc.	IT	366651107	Information Technology	41,535	$9,719,190.00	0.89%
Occidental Petroleum Corporation	OXY	674599105	Energy	356,035	$9,751,798.65	0.89%
Square, Inc. (Class A)	SQ	852234103	Information Technology	41,743	$9,740,729.05	0.89%
Trimble Inc.	TRMB	896239100	Information Technology	121,836	$9,665,249.88	0.89%
Qorvo, Inc.	QRVO	74736K101	Information Technology	51,875	$9,554,337.50	0.88%
Zebra Technologies Corporation	ZBRA	989207105	Information Technology	19,534	$9,543,921.72	0.88%
Generac Holdings Inc.	GNRC	368736104	Industrials	28,944	$9,475,686.72	0.87%
Applied Materials, Inc.	AMAT	038222105	Information Technology	70,943	$9,431,871.85	0.86%
eBay Inc.	EBAY	278642103	Consumer Discretionary	154,762	$9,251,672.36	0.85%
IQVIA Holdings Inc.	IQV	46266C105	Health Care	39,257	$9,201,448.23	0.84%
KKR & Co. Inc. (Class A)	KKR	48251W104	Financials	155,213	$9,114,107.36	0.84%
KLA Corporation	KLAC	482480100	Information Technology	28,685	$9,170,594.50	0.84%
Novavax, Inc.	NVAX	670002401	Health Care	52,272	$9,199,872.00	0.84%
Wayfair Inc. (Class A)	W	94419L101	Consumer Discretionary	30,112	$9,198,914.88	0.84%
Horizon Therapeutics Plc	HZNP	G46188101	Health Care	102,973	$9,054,415.89	0.83%
PTC Inc.	PTC	69370C100	Information Technology	68,854	$9,030,890.64	0.83%
Skyworks Solutions, Inc.	SWKS	83088M102	Information Technology	51,655	$9,045,823.60	0.83%
Ubiquiti Inc.	UI	90353W103	Information Technology	31,772	$8,908,551.08	0.82%
BlackRock, Inc.	BLK	09247X101	Financials	10,056	$8,787,234.48	0.81%
EPAM Systems, Inc.	EPAM	29414B104	Information Technology	19,113	$8,795,802.60	0.81%
Alphabet Inc. (Class A)	GOOGL	02079K305	Communication Services	3,676	$8,645,694.68	0.79%
First Republic Bank	FRC	33616C100	Financials	45,470	$8,542,448.90	0.78%
Martin Marietta Materials, Inc.	MLM	573284106	Materials	22,579	$8,541,184.12	0.78%
Old Dominion Freight Line, Inc.	ODFL	679580100	Industrials	31,538	$8,501,698.66	0.78%
Bio-Techne Corporation	TECH	09073M104	Health Care	19,852	$8,398,388.60	0.77%
O'Reilly Automotive, Inc.	ORLY	67103H107	Consumer Discretionary	14,947	$8,404,997.04	0.77%
T. Rowe Price Group, Inc.	TROW	74144T108	Financials	44,184	$8,360,938.32	0.77%
The Home Depot, Inc.	HD	437076102	Consumer Discretionary	24,839	$8,426,630.75	0.77%
Garmin Ltd.	GRMN	H2906T109	Consumer Discretionary	57,506	$8,255,561.36	0.76%
NetApp, Inc.	NTAP	64110D104	Information Technology	104,337	$8,296,878.24	0.76%
Aptiv Plc	APTV	G6095L109	Consumer Discretionary	54,983	$8,179,820.91	0.75%
Avantor, Inc.	AVTR	05352A100	Health Care	262,086	$8,182,324.92	0.75%
AbbVie Inc.	ABBV	00287Y109	Health Care	70,062	$8,109,676.50	0.74%
GameStop Corp. (Class A)	GME	36467W109	Consumer Discretionary	49,930	$8,044,222.30	0.74%
Accenture Plc	ACN	G1151C101	Information Technology	27,446	$8,001,332.38	0.73%
Agilent Technologies, Inc.	A	00846U101	Health Care	59,636	$7,985,260.40	0.73%
PayPal Holdings, Inc.	PYPL	70450Y103	Information Technology	31,223	$7,910,659.28	0.73%
Penn National Gaming, Inc.	PENN	707569109	Consumer Discretionary	90,401	$7,830,534.62	0.72%
Catalent, Inc.	CTLT	148806102	Health Care	71,998	$7,744,104.88	0.71%
Cloudflare, Inc. (Class A)	NET	18915M107	Information Technology	107,915	$7,728,872.30	0.71%
Etsy, Inc.	ETSY	29786A106	Consumer Discretionary	46,996	$7,778,307.96	0.71%
Keysight Technologies, Inc.	KEYS	49338L103	Information Technology	52,873	$7,582,516.93	0.70%
Pinterest, Inc (Class A)	PINS	72352L106	Communication Services	128,024	$7,663,516.64	0.70%
Tesla, Inc.	TSLA	88160R101	Consumer Discretionary	11,351	$7,632,071.87	0.70%
Fiserv, Inc.	FISV	337738108	Information Technology	63,694	$7,493,599.10	0.69%
Roku, Inc.	ROKU	77543R102	Communication Services	23,275	$7,378,175.00	0.68%
Microchip Technology Incorporated	MCHP	595017104	Information Technology	48,847	$7,314,838.25	0.67%
Pool Corporation	POOL	73278L105	Consumer Discretionary	16,038	$7,121,032.38	0.65%
Zillow Group, Inc. (Class C)	Z	98954M200	Communication Services	58,486	$6,933,222.89	0.64%
Twilio Inc. (Class A)	TWLO	90138F102	Information Technology	22,250	$6,834,087.50	0.63%
Guardant Health, Inc.	GH	40131M109	Health Care	49,670	$6,724,821.30	0.62%
Hologic, Inc.	HOLX	436440101	Health Care	101,937	$6,690,125.31	0.61%
The Blackstone Group Inc.	BX	09260D107	Financials	74,291	$6,689,161.64	0.61%
DaVita Inc.	DVA	23918K108	Health Care	51,377	$6,514,603.60	0.60%
Twitter, Inc.	TWTR	90184L102	Communication Services	119,159	$6,409,562.61	0.59%
Oracle Corporation	ORCL	68389X105	Information Technology	78,908	$6,344,203.20	0.58%
10X Genomics, Inc. (Class A)	TXG	88025U109	Health Care	41,891	$6,131,166.76	0.56%
Align Technology, Inc.	ALGN	016255101	Health Care	10,225	$6,118,026.50	0.56%
PerkinElmer, Inc.	PKI	714046109	Health Care	43,159	$6,084,124.23	0.56%
Waters Corporation	WAT	941848103	Health Care	19,484	$6,130,640.60	0.56%
AMETEK, Inc.	AME	031100100	Industrials	43,349	$5,953,118.17	0.55%
Exact Sciences Corporation	EXAS	30063P105	Health Care	57,536	$6,012,512.00	0.55%
Facebook, Inc. (Class A)	FB	30303M102	Communication Services	18,800	$5,998,704.00	0.55%
Lyft, Inc. (Class A)	LYFT	55087P104	Industrials	120,008	$6,008,800.56	0.55%
Amazon.com, Inc.	AMZN	023135106	Consumer Discretionary	1,789	$5,888,690.29	0.54%
Fastenal Company	FAST	311900104	Industrials	110,123	$5,864,049.75	0.54%
Keurig Dr Pepper Inc.	KDP	49271V100	Consumer Staples	161,098	$5,896,186.80	0.54%
Motorola Solutions, Inc.	MSI	620076307	Information Technology	29,444	$5,861,417.08	0.54%
Palo Alto Networks, Inc.	PANW	697435105	Information Technology	17,192	$5,885,509.28	0.54%
Automatic Data Processing, Inc.	ADP	053015103	Information Technology	29,378	$5,725,478.42	0.53%
CrowdStrike Holdings, Inc. (Class A)	CRWD	22788C105	Information Technology	30,338	$5,739,342.84	0.53%
Eli Lilly and Company	LLY	532457108	Health Care	29,637	$5,791,662.54	0.53%
Enphase Energy, Inc.	ENPH	29355A107	Information Technology	46,757	$5,749,240.72	0.53%
Activision Blizzard, Inc.	ATVI	00507V109	Communication Services	59,537	$5,644,107.60	0.52%
Amphenol Corporation	APH	032095101	Information Technology	83,931	$5,716,540.41	0.52%
Bristol-Myers Squibb Company	BMY	110122108	Health Care	87,707	$5,651,839.08	0.52%
Cisco Systems, Inc.	CSCO	17275R102	Information Technology	107,076	$5,721,070.68	0.52%
Rockwell Automation, Inc.	ROK	773903109	Industrials	20,859	$5,646,114.12	0.52%
Thermo Fisher Scientific Inc.	TMO	883556102	Health Care	12,132	$5,683,235.40	0.52%
Zendesk, Inc.	ZEN	98936J101	Information Technology	41,750	$5,664,222.50	0.52%
Analog Devices, Inc.	ADI	032654105	Information Technology	35,704	$5,614,811.04	0.51%
Chipotle Mexican Grill, Inc.	CMG	169656105	Consumer Discretionary	3,896	$5,555,890.80	0.51%
NovoCure Limited	NVCR	G6674U108	Health Care	28,681	$5,519,658.45	0.51%
The Walt Disney Company	DIS	254687106	Communication Services	30,008	$5,546,678.72	0.51%
Abbott Laboratories	ABT	002824100	Health Care	46,203	$5,495,846.85	0.50%
Texas Instruments Incorporated	TXN	882508104	Information Technology	29,298	$5,500,992.48	0.50%
Monolithic Power Systems, Inc.	MPWR	609839105	Information Technology	15,676	$5,373,576.04	0.49%
Cadence Design Systems, Inc.	CDNS	127387108	Information Technology	40,419	$5,216,071.95	0.48%
Carvana Co.	CVNA	146869102	Consumer Discretionary	21,102	$5,229,286.62	0.48%
Marvell Technology Inc.	MRVL	573874104	Information Technology	113,045	$5,195,548.20	0.48%
Workday, Inc. (Class A)	WDAY	98138H101	Information Technology	22,288	$5,275,792.48	0.48%
Cognex Corporation	CGNX	192422103	Information Technology	66,718	$5,175,982.44	0.47%
Equifax Inc.	EFX	294429105	Industrials	20,930	$5,013,990.80	0.46%
Uber Technologies, Inc.	UBER	90353T100	Industrials	101,577	$4,777,166.31	0.44%
Nuance Communications, Inc.	NUAN	67020Y100	Information Technology	86,872	$4,587,710.32	0.42%
The Sherwin-Williams Company	SHW	824348106	Materials	15,411	$4,426,501.53	0.41%
West Pharmaceutical Services, Inc.	WST	955306105	Health Care	13,454	$4,489,330.72	0.41%
Danaher Corporation	DHR	235851102	Health Care	16,843	$4,353,578.64	0.40%
Otis Worldwide Corporation	OTIS	68902V107	Industrials	55,385	$4,330,553.15	0.40%
AON Plc	AON	G0403H108	Financials	16,475	$4,259,117.00	0.39%
Charter Communications, Inc.	CHTR	16119P108	Communication Services	6,144	$4,260,495.36	0.39%
IDEXX Laboratories, Inc.	IDXX	45168D104	Health Care	7,748	$4,216,926.48	0.39%
Marsh & McLennan Companies, Inc.	MMC	571748102	Financials	31,125	$4,294,316.25	0.39%
Newmont Corporation	NEM	651639106	Materials	62,901	$4,235,124.33	0.39%
NVIDIA Corporation	NVDA	67066G104	Information Technology	7,100	$4,206,679.00	0.39%
Yum! Brands, Inc.	YUM	988498101	Consumer Discretionary	35,044	$4,248,384.12	0.39%
Arista Networks, Inc.	ANET	040413106	Information Technology	12,558	$4,125,554.16	0.38%
Dollar General Corporation	DG	256677105	Consumer Discretionary	18,710	$4,119,942.00	0.38%
IDEX Corporation	IEX	45167R104	Industrials	18,112	$4,093,312.00	0.38%
Mettler-Toledo International Inc.	MTD	592688105	Health Care	3,280	$4,193,676.80	0.38%
Peloton Interactive, Inc. (Class A)	PTON	70614W100	Consumer Discretionary	49,244	$4,127,139.64	0.38%
Philip Morris International Inc.	PM	718172109	Consumer Staples	42,722	$4,161,550.02	0.38%
VMware, Inc.	VMW	928563402	Information Technology	25,198	$4,117,605.18	0.38%
Apple Inc.	AAPL	037833100	Information Technology	31,036	$4,041,197.56	0.37%
Bio-Rad Laboratories, Inc. (Class A)	BIO	090572207	Health Care	6,637	$4,035,362.37	0.37%
Broadridge Financial Solutions, Inc.	BR	11133T103	Information Technology	24,763	$4,066,084.60	0.37%
Essex Property Trust, Inc.	ESS	297178105	Real Estate	13,945	$4,028,431.60	0.37%
Microsoft Corporation	MSFT	594918104	Information Technology	16,079	$4,059,304.34	0.37%
Amgen Inc.	AMGN	031162100	Health Care	15,236	$3,873,143.56	0.36%
Intercontinental Exchange, Inc.	ICE	45866F104	Financials	33,946	$3,897,340.26	0.36%
Paychex, Inc.	PAYX	704326107	Information Technology	38,677	$3,906,763.77	0.36%
QUALCOMM Incorporated	QCOM	747525103	Information Technology	28,593	$3,941,545.05	0.36%
SS&C Technologies Holdings, Inc.	SSNC	78467J100	Information Technology	54,259	$3,979,897.65	0.36%
TransDigm Group Incorporated	TDG	893641100	Industrials	6,448	$3,920,319.52	0.36%
Global Payments Inc.	GPN	37940X102	Information Technology	18,807	$3,787,917.87	0.35%
Monster Beverage Corporation	MNST	61174X109	Consumer Staples	41,618	$3,797,642.50	0.35%
The Trade Desk, Inc. (Class A)	TTD	88339J105	Information Technology	5,817	$3,847,538.31	0.35%
Synopsys, Inc.	SNPS	871607107	Information Technology	15,303	$3,700,877.52	0.34%
Zscaler, Inc.	ZS	98980G102	Information Technology	22,083	$3,739,093.56	0.34%
Plug Power Inc.	PLUG	72919P202	Industrials	154,491	$3,561,017.55	0.33%
Citrix Systems, Inc.	CTXS	177376100	Information Technology	27,009	$3,268,899.27	0.30%
Domino's Pizza, Inc.	DPZ	25754A201	Consumer Discretionary	5,018	$2,170,134.46	0.20%
HEICO Corporation	HEI	422806109	Industrials	14,672	$2,077,995.36	0.19%
Invitation Homes Inc.	INVH	46187W107	Real Estate	57,695	$2,021,055.85	0.19%
Moody's Corporation	MCO	615369105	Financials	6,181	$2,067,544.50	0.19%
Prologis, Inc.	PLD	74340W103	Real Estate	17,412	$2,020,140.24	0.19%
S&P Global Inc.	SPGI	78409V104	Financials	5,230	$2,043,413.30	0.19%
Steris Plc	STE	G8473T100	Health Care	9,689	$2,049,223.50	0.19%
Cintas Corporation	CTAS	172908105	Industrials	5,407	$1,950,142.69	0.18%
GoDaddy Inc. (Class A)	GDDY	380237107	Information Technology	23,778	$1,927,444.68	0.18%
Intuit Inc.	INTU	461202103	Information Technology	4,819	$1,932,611.76	0.18%
NIKE, Inc. (Class B)	NKE	654106103	Consumer Discretionary	13,889	$1,914,043.09	0.18%
Okta, Inc.	OKTA	679295105	Information Technology	8,373	$1,986,661.71	0.18%
The Cooper Companies, Inc.	COO	216648402	Health Care	4,805	$1,942,853.70	0.18%
Union Pacific Corporation	UNP	907818108	Industrials	8,374	$1,921,665.52	0.18%
Advanced Micro Devices, Inc.	AMD	007903107	Information Technology	23,512	$1,852,980.72	0.17%
Autodesk, Inc.	ADSK	052769106	Information Technology	6,659	$1,902,875.84	0.17%
Campbell Soup Company	CPB	134429109	Consumer Staples	36,715	$1,819,228.25	0.17%
Church & Dwight Co., Inc.	CHD	171340102	Consumer Staples	21,130	$1,847,395.90	0.17%
Fair Isaac Corporation	FICO	303250104	Information Technology	3,797	$1,883,957.49	0.17%
Illumina, Inc.	ILMN	452327109	Health Care	4,805	$1,844,831.70	0.17%
salesforce.com, inc.	CRM	79466L302	Information Technology	8,711	$1,885,931.50	0.17%
Teleflex Incorporated	TFX	879369106	Health Care	4,443	$1,832,959.65	0.17%
The Procter & Gamble Company	PG	742718109	Consumer Staples	13,628	$1,841,824.20	0.17%
Veeva Systems Inc. (Class A)	VEEV	922475108	Health Care	7,065	$1,836,617.40	0.17%
Walmart, Inc.	WMT	931142103	Consumer Staples	13,587	$1,904,897.40	0.17%
ABIOMED, Inc.	ABMD	003654100	Health Care	5,790	$1,718,529.90	0.16%
Alnylam Pharmaceuticals, Inc.	ALNY	02043Q107	Health Care	13,072	$1,716,353.60	0.16%
Datadog, Inc. (Class A)	DDOG	23804L103	Information Technology	22,146	$1,711,664.34	0.16%
DocuSign, Inc.	DOCU	256163106	Information Technology	9,117	$1,780,367.76	0.16%
Elastic N.V.	ESTC	N14506104	Information Technology	16,598	$1,795,571.64	0.16%
Kimberly-Clark Corporation	KMB	494368103	Consumer Staples	13,273	$1,798,491.50	0.16%
MongoDB, Inc.	MDB	60937P106	Information Technology	6,901	$1,796,468.32	0.16%
Netflix, Inc.	NFLX	64110L106	Communication Services	3,538	$1,782,585.92	0.16%
ServiceNow, Inc.	NOW	81762P102	Information Technology	3,690	$1,784,151.90	0.16%
Take-Two Interactive Software, Inc.	TTWO	874054109	Communication Services	10,446	$1,776,551.22	0.16%
Zoom Video Communications, Inc. (Class A)	ZM	98980L101	Information Technology	5,744	$1,695,858.56	0.16%
Insulet Corporation	PODD	45784P101	Health Care	7,074	$1,656,660.06	0.15%
Paycom Software, Inc.	PAYC	70432V102	Information Technology	4,987	$1,633,641.46	0.15%
US Dollar	$USD		Other	1,036,927	$1,036,927.26	0.10%

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.