Sectors & Industries IndustrialsSecurity & Protection Services
Best Security & Protection Service Stocks to Buy Now (2025)
Top security & protection service stocks in 2025 ranked by overall Zen Rating. "A" Rated stocks have returned an average of +32.52% per year, and are the best security & protection service stocks to buy now. Learn More.

Industry: Security & Protection Ser...

Growth Financials Momentum Sentiment Forecast Dividends Due Diligence

Security & Protection Services is Zen Rated B and is the 52nd ranked industry out of 145 stock market industries

Ticker	Company	Price	Graham Fair Value	Graham Fair Value %	P/E	Forward P/E	P/S	P/B	PEG	Free Cash Flow	Free Cash Flow Yield	Book Value	BVPS	EV	EV/EBITDA
MG	MISTRAS GROUP INC	$9.12	$9.83	-7.23%	14.95x	10.99x	0.39x	1.43x	0.51x	$33.85M	12.00%	$198.57M	6.42	$454.82M	6.12
ADT	ADT INC	$8.02	$6.59	21.72%	12.94x	10.69x	1.30x	1.85x	0.93x	$1.33B	20.54%	$3.62B	4.48	$14.44B	5.63
BRC	BRADY CORP	$70.29	$38.30	83.54%	17.40x	15.36x	2.37x	3.00x	1.62x	$186.24M	5.54%	$1.12B	23.42	$3.35B	11.85
MSA	MSA SAFETY INC	$157.42	$64.40	144.44%	21.74x	19.52x	3.42x	5.40x	2.39x	$242.67M	3.93%	$1.14B	29.13	$6.57B	13.79
BCO	BRINKS CO	$89.24	$121.18	-26.36%	24.25x	12.51x	0.79x	20.82x	0.32x	$203.50M	5.15%	$184.90M	4.17	$6.18B	7.88
REZI	RESIDEO TECHNOLOGIES INC	$16.78	$18.56	-9.61%	27.06x	9.53x	0.36x	0.75x	0.40x	$364.00M	14.86%	$3.31B	22.66	$3.77B	8.46
CXW	CORECIVIC INC	$22.64	$31.60	-28.35%	36.52x	14.27x	1.26x	1.65x	0.29x	$211.72M	8.59%	$1.49B	13.72	$3.33B	11.58
ALLE	ALLEGION PLC	$139.20	$57.18	143.44%	19.44x	17.98x	3.14x	7.45x	2.96x	$642.40M	5.35%	$1.61B	18.62	$13.48B	14.26
NL	NL INDUSTRIES INC	$8.58	$15.39	-44.23%	6.22x	N/A	2.87x	1.06x	0.40x	$29.14M	6.96%	$396.90M	8.13	$235.42M	2.75
SPCB	SUPERCOM LTD	$5.65	N/A	N/A	14.87x	N/A	0.35x	1.05x	N/A	-$4.64M	-47.49%	$11.70M	6.76	$39.74M	15.23
GEO	GEO GROUP INC	$31.28	$24.99	25.16%	136.00x	29.93x	1.69x	3.29x	0.47x	$163.55M	3.98%	$1.33B	10.17	$5.98B	16.69
CIX	COMPX INTERNATIONAL INC	$27.20	$7.92	243.35%	20.15x	N/A	2.30x	2.29x	30.26x	$21.51M	6.42%	$146.15M	11.87	$274.28M	10.79
CIGL	CONCORDE INTERNATIONAL GROUP LTD	$4.20	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	$2.40M	0.11	N/A	N/A
NSSC	NAPCO SECURITY TECHNOLOGIES INC	$22.85	N/A	N/A	17.31x	19.53x	4.48x	4.77x	N/A	$49.47M	5.93%	$174.23M	4.77	$751.17M	13.75
BAER	BRIDGER AEROSPACE GROUP HOLDINGS INC	$1.45	N/A	N/A	-1.79x	N/A	0.74x	-0.24x	N/A	$4.76M	6.48%	-$326.70M	-6.47	$238.09M	9.59
GFAI	GUARDFORCE AI CO LTD	$1.06	N/A	N/A	-2.00x	N/A	0.33x	0.59x	N/A	-$3.55M	-30.00%	$32.05M	2.87	-$481.52k	0.16
VRME	VERIFYME INC	$0.73	N/A	N/A	-1.96x	-3.82x	0.31x	0.88x	N/A	$348.00k	4.55%	$10.21M	0.98	$8.36M	-3.37
BKYI	BIO KEY INTERNATIONAL INC	$0.80	N/A	N/A	-0.38x	N/A	0.24x	1.24x	N/A	-$2.93M	-176.74%	$3.77M	1.83	$6.01M	-1.64
KSCP	KNIGHTSCOPE INC	$4.99	N/A	N/A	-0.45x	-1.03x	1.34x	2.18x	N/A	-$25.63M	-177.52%	$15.78M	5.45	$28.94M	-1.01
EVLV	EVOLV TECHNOLOGIES HOLDINGS INC	$4.39	N/A	N/A	-12.91x	-16.26x	6.62x	6.10x	N/A	-$68.17M	-9.91%	$117.65M	0.75	$695.15M	-19.74
IVDA	IVEDA SOLUTIONS INC	$2.15	N/A	N/A	-1.19x	N/A	0.79x	2.41x	N/A	-$4.42M	-93.35%	$2.51M	1.14	$4.30M	-1.11
LGMK	LOGICMARK INC	$0.02	N/A	N/A	-0.00x	-0.13x	0.00x	0.10x	N/A	-$5.72M	-52,947.06%	$10.39M	16.36	-$2.78M	0.36
SUGP	SU GROUP HOLDINGS LTD	$0.60	$3.02	-80.15%	5.71x	N/A	0.33x	0.66x	0.09x	$1.42M	18.17%	$12.54M	0.96	$2.53M	1.28
UUU	UNIVERSAL SECURITY INSTRUMENTS INC	$2.08	N/A	N/A	-3.85x	N/A	0.22x	1.16x	N/A	-$358.89k	-7.45%	$4.16M	1.80	$6.30M	-7.22

Security & Protection Service Stocks FAQ

What are the best security & protection service stocks to buy right now in May 2025?

According to Zen Ratings, our proprietary rating system that evaluates 115 factors proven to drive growth in stocks and assigns each stock in our system an overall letter grade as well as 7 individual Component Grades for Value, Growth, Momentum, Sentiment, Safety, Financials, and proprietary AI algorithms, the 3 best security & protection service stocks to buy right now are:

1. Mistras Group (NYSE:MG)

Mistras Group (NYSE:MG) is the #1 top security & protection service stock out of 24 with a Zen Rating of A. Stocks with a rating of A have had an average return of +32.52% per year. Learn more.

The Component Grade breakdown for Mistras Group (NYSE:MG) is: Value: A, Growth: C, Momentum: C, Sentiment: B, Safety: B, Financials: B, and AI: C.

Mistras Group (NYSE:MG) has a Due Diligence Score of 44, which is 10 points higher than the security & protection service industry average of 34.

MG passed 14 out of 33 due diligence checks and has strong fundamentals. Mistras Group has seen its stock return 4.23% over the past year, overperforming other security & protection service stocks by 10 percentage points.

2. Adt (NYSE:ADT)

Adt (NYSE:ADT) is the #2 top security & protection service stock out of 24 with a Zen Rating of A. Stocks with a rating of A have had an average return of +32.52% per year. Learn more.

The Component Grade breakdown for Adt (NYSE:ADT) is: Value: A, Growth: C, Momentum: C, Sentiment: B, Safety: C, Financials: C, and AI: B.

Adt (NYSE:ADT) has a Due Diligence Score of 40, which is 6 points higher than the security & protection service industry average of 34.

ADT passed 14 out of 38 due diligence checks and has average fundamentals. Adt has seen its stock return 23.38% over the past year, overperforming other security & protection service stocks by 29 percentage points.

Adt has an average 1 year price target of $9.00, an upside of 12.22% from Adt's current stock price of $8.02.

Adt stock has a consensus Hold recommendation according to Wall Street analysts. Of the 3 analysts covering Adt, 0% have issued a Strong Buy rating, 0% have issued a Buy, 100% have issued a hold, while 0% have issued a Sell rating, and 0% have issued a Strong Sell.

3. Brady (NYSE:BRC)

Brady (NYSE:BRC) is the #3 top security & protection service stock out of 24 with a Zen Rating of B. Stocks with a rating of B have had an average return of +19.88% per year. Learn more.

The Component Grade breakdown for Brady (NYSE:BRC) is: Value: C, Growth: C, Momentum: C, Sentiment: C, Safety: A, Financials: B, and AI: C.

Brady (NYSE:BRC) has a Due Diligence Score of 35, which is 1 points higher than the security & protection service industry average of 34.

BRC passed 14 out of 38 due diligence checks and has average fundamentals. Brady has seen its stock return 19.14% over the past year, overperforming other security & protection service stocks by 25 percentage points.

What are the security & protection service stocks with highest dividends?

Out of 6 security & protection service stocks that have issued dividends in the past year, the 3 security & protection service stocks with the highest dividend yields are:

1. Compx International (NYSEMKT:CIX)

Compx International (NYSEMKT:CIX) has an annual dividend yield of 11.76%, which is 8 percentage points higher than the security & protection service industry average of 3.66%. Compx International's dividend payout is not stable, having dropped more than 10% two times in the last 10 years. Compx International's dividend has shown consistent growth over the last 10 years.

Compx International's dividend payout ratio of 237% indicates that its high dividend yield might not be sustainable for the long-term.

2. Nl Industries (NYSE:NL)

Nl Industries (NYSE:NL) has an annual dividend yield of 8.86%, which is 5 percentage points higher than the security & protection service industry average of 3.66%. Nl Industries's dividend payout is not stable, having dropped more than 10% two times in the last 10 years. Nl Industries's dividend has shown consistent growth over the last 10 years.

Nl Industries's dividend payout ratio of 54.3% indicates that its high dividend yield is sustainable for the long-term.

3. Adt (NYSE:ADT)

Adt (NYSE:ADT) has an annual dividend yield of 2.74%, which is -1 percentage points lower than the security & protection service industry average of 3.66%. Adt's dividend payout is not stable, having dropped more than 10% one times in the last 10 years. Adt's dividend has shown consistent growth over the last 10 years.

Adt's dividend payout ratio of 35.5% indicates that its dividend yield is sustainable for the long-term.

Why are security & protection service stocks up?

Security & protection service stocks were up 0.62% in the last day, and up 4.66% over the last week.

We couldn't find a catalyst for why security & protection service stocks are up.

What are the most undervalued security & protection service stocks?

Based on the Valuation rating, one of the 7 components of a stocks overall Zen Ratings grade, which evaluates factors including estimated earnings yield, earnings before interest and taxes/enterprise value, cash flow yield, free cash flow to price, and price-to-earnings growth (PEG ratio), the 3 most undervalued security & protection service stocks right now are:

1. Adt (NYSE:ADT)

Adt (NYSE:ADT) is the most undervalued security & protection service stock based on its Valuation Rating of A. Valuation is one of 7 Component Grades used to calculate the overall Zen Rating.

Adt has a valuation score of 57, which is 24 points higher than the security & protection service industry average of 33. It passed 4 out of 7 valuation due diligence checks.

Adt's stock has gained 23.38% in the past year. It has overperformed other stocks in the security & protection service industry by 29 percentage points.

2. Mistras Group (NYSE:MG)

Mistras Group (NYSE:MG) is the second most undervalued security & protection service stock based on its Valuation Rating of A. Valuation is one of 7 Component Grades used to calculate the overall Zen Rating.

Mistras Group has a valuation score of 71, which is 38 points higher than the security & protection service industry average of 33. It passed 5 out of 7 valuation due diligence checks.

Mistras Group's stock has gained 4.23% in the past year. It has overperformed other stocks in the security & protection service industry by 10 percentage points.

3. Resideo Technologies (NYSE:REZI)

Resideo Technologies (NYSE:REZI) is the third most undervalued security & protection service stock based on its Valuation Rating of B. Valuation is one of 7 Component Grades used to calculate the overall Zen Rating.

Resideo Technologies has a valuation score of 71, which is 38 points higher than the security & protection service industry average of 33. It passed 5 out of 7 valuation due diligence checks.

Resideo Technologies's stock has dropped -14.08% in the past year. It has underperformed other stocks in the security & protection service industry by -8 percentage points.

Are security & protection service stocks a good buy now?

50% of security & protection service stocks rated by analysts are a strong buy right now. On average, analysts expect security & protection service stocks to rise by 28.34% over the next year.

9.52% of security & protection service stocks have a Zen Rating of A (Strong Buy), 14.29% of security & protection service stocks are rated B (Buy), 61.9% are rated C (Hold), 14.29% are rated D (Sell), and 0% are rated F (Strong Sell).

What is the average p/e ratio of the security & protection services industry?

The average P/E ratio of the security & protection services industry is 31.21x.

WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.

Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.