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CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
Hamilton Thorne Ltd. stock logo
HTL
Hamilton Thorne
C$1.45
+4.3%		C$1.45
C$1.25
▼
C$1.73
C$149.69M0.5435,118 shs25,700 shs
Opsens Inc. stock logo
OPS
Opsens
C$0.00
C$1.36
▼
C$2.90
C$335.47M0.32112,402 shs49,783 shs
Protech Home Medical Corp. stock logo
PTQ
Protech Home Medical
C$8.24
-5.1%		C$8.24
C$0.98
▼
C$8.60
C$232.51MN/A445,429 shs184,783 shs
Zentek Ltd. stock logo
ZEN
Zentek
C$0.79
+2.6%		C$0.78
C$0.52
▼
C$1.50
C$100.03M0.334737149,838 shs51,859 shs
7 Energy Stocks to Buy and Hold Forever Cover
7 Energy Stocks to Buy and Hold Forever

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Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
Hamilton Thorne Ltd. stock logo
HTL
Hamilton Thorne
0.00%0.00%0.00%0.00%0.00%
Opsens Inc. stock logo
OPS
Opsens
0.00%0.00%0.00%0.00%0.00%
Protech Home Medical Corp. stock logo
PTQ
Protech Home Medical
0.00%0.00%0.00%0.00%0.00%
Zentek Ltd. stock logo
ZEN
Zentek
+1.32%+4.05%-8.33%+24.19%-40.31%
CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
Hamilton Thorne Ltd. stock logo
HTL
Hamilton Thorne
C$1.45
+4.3%		C$1.45
C$1.25
▼
C$1.73
C$149.69M0.5435,118 shs25,700 shs
Opsens Inc. stock logo
OPS
Opsens
C$0.00
C$1.36
▼
C$2.90
C$335.47M0.32112,402 shs49,783 shs
Protech Home Medical Corp. stock logo
PTQ
Protech Home Medical
C$8.24
-5.1%		C$8.24
C$0.98
▼
C$8.60
C$232.51MN/A445,429 shs184,783 shs
Zentek Ltd. stock logo
ZEN
Zentek
C$0.79
+2.6%		C$0.78
C$0.52
▼
C$1.50
C$100.03M0.334737149,838 shs51,859 shs
7 Energy Stocks to Buy and Hold Forever Cover
7 Energy Stocks to Buy and Hold Forever

With the proliferation of data centers and electric vehicles, the electric grid will only get more strained. Download this report to learn how energy stocks can play a role in your portfolio as the global demand for energy continues to grow.

Get This Free Report

Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
Hamilton Thorne Ltd. stock logo
HTL
Hamilton Thorne
0.00%0.00%0.00%0.00%0.00%
Opsens Inc. stock logo
OPS
Opsens
0.00%0.00%0.00%0.00%0.00%
Protech Home Medical Corp. stock logo
PTQ
Protech Home Medical
0.00%0.00%0.00%0.00%0.00%
Zentek Ltd. stock logo
ZEN
Zentek
+1.32%+4.05%-8.33%+24.19%-40.31%
CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
Hamilton Thorne Ltd. stock logo
HTL
Hamilton Thorne
0.00
N/AN/AN/A
Opsens Inc. stock logo
OPS
Opsens
0.00
N/AN/AN/A
Protech Home Medical Corp. stock logo
PTQ
Protech Home Medical
0.00
N/AN/AN/A
Zentek Ltd. stock logo
ZEN
Zentek
4.00
Strong BuyN/AN/A

Current Analyst Ratings Breakdown

Latest ZEN, HTL, OPS, and PTQ Analyst Ratings

DateCompanyBrokerageActionRatingPrice TargetDetails
9/14/2026
Zentek Ltd. stock logo
ZEN
Zentek
Atrium Research logo
Atrium Research
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
UpgradeStrong-Buy
(Data available from 9/16/2023 forward. View 10+ years of historical ratings with our analyst ratings screener.)
CompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/Book
Hamilton Thorne Ltd. stock logo
HTL
Hamilton Thorne
C$38.41M3.90C$0.10 per share14.17C$0.44 per share3.33
Opsens Inc. stock logo
OPS
Opsens
C$48.35M0.00N/A8.68C$0.29 per share0.00
Protech Home Medical Corp. stock logo
PTQ
Protech Home Medical
C$82.22M2.83C$0.86 per share9.62C$0.26 per share32.06
Zentek Ltd. stock logo
ZEN
Zentek
C$108.25K924.05C$0.06 per share13.85C$0.22 per share3.61
CompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings Date
Hamilton Thorne Ltd. stock logo
HTL
Hamilton Thorne
C$1.79MC$0.0258.94N/AN/A-0.90%-1.02%1.57%N/A
Opsens Inc. stock logo
OPS
Opsens
-C$12.40M-C$0.11N/AN/AN/A-25.65%-36.43%-15.76%N/A
Protech Home Medical Corp. stock logo
PTQ
Protech Home Medical
N/A-C$0.05N/AN/AN/AN/AN/AN/AN/A
Zentek Ltd. stock logo
ZEN
Zentek
-C$10.75M-C$0.10N/AN/AN/A-9,652.83%-70.73%-27.09%N/A
CompanyAnnual PayoutDividend Yield5-Year Annualized Dividend GrowthPayout RatioYears of Consecutive Growth
Hamilton Thorne Ltd. stock logo
HTL
Hamilton Thorne
N/AN/AN/AN/AN/A
Opsens Inc. stock logo
OPS
Opsens
N/AN/AN/AN/AN/A
Protech Home Medical Corp. stock logo
PTQ
Protech Home Medical
N/AN/AN/AN/AN/A
Zentek Ltd. stock logo
ZEN
Zentek
N/AN/AN/AN/AN/A
CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
Hamilton Thorne Ltd. stock logo
HTL
Hamilton Thorne
43.24
2.04
2.25
Opsens Inc. stock logo
OPS
Opsens
27.22
4.42
3.56
Protech Home Medical Corp. stock logo
PTQ
Protech Home Medical
85.53
1.40
1.12
Zentek Ltd. stock logo
ZEN
Zentek
7.62
4.65
7.59

Institutional Ownership

CompanyInstitutional Ownership
Hamilton Thorne Ltd. stock logo
HTL
Hamilton Thorne
10.89%
Opsens Inc. stock logo
OPS
Opsens
21.98%
Protech Home Medical Corp. stock logo
PTQ
Protech Home Medical
N/A
Zentek Ltd. stock logo
ZEN
Zentek
0.05%

Insider Ownership

CompanyInsider Ownership
Hamilton Thorne Ltd. stock logo
HTL
Hamilton Thorne
29.41%
Opsens Inc. stock logo
OPS
Opsens
4.75%
Protech Home Medical Corp. stock logo
PTQ
Protech Home Medical
N/A
Zentek Ltd. stock logo
ZEN
Zentek
6.01%
CompanyEmployeesShares OutstandingFree FloatOptionable
Hamilton Thorne Ltd. stock logo
HTL
Hamilton Thorne
N/A103.23 millionN/ANot Optionable
Opsens Inc. stock logo
OPS
Opsens
293115.68 millionN/ANot Optionable
Protech Home Medical Corp. stock logo
PTQ
Protech Home Medical
N/A28.22 millionN/ANot Optionable
Zentek Ltd. stock logo
ZEN
Zentek
24126.62 millionN/ANot Optionable

Recent News About These Companies

Zentek Secures Pre-Qualification in Canada’s Defence Drone Marketplace
 |  tipranks.comhttps://www.tipranks.com/news/company-announcements/zentek-secures-pre-qualification-in-canadas-defence-drone-marketplace?utm_source=marketbeat.com&utm_medium=referral
Zentek (CVE:ZEN) Stock Crosses Below 200 Day Moving Average - What's Next?
September 9, 2026  |  americanbankingnews.comhttps://www.americanbankingnews.com/?p=31012771
Zentek Ltd. Begins Trading on OTCQX Best Market
September 2, 2026  |  financialpost.comF
Zentek Shifts U.S. Trading to OTCQX as Nasdaq Listing Suspended
September 1, 2026  |  tipranks.comhttps://www.tipranks.com/news/company-announcements/zentek-shifts-u-s-trading-to-otcqx-as-nasdaq-listing-suspended?utm_source=marketbeat.com&utm_medium=referral
Zentek Shares to Shift From Nasdaq to OTC Markets After Delisting Notice
August 28, 2026  |  tipranks.comhttps://www.tipranks.com/news/company-announcements/zentek-shares-to-shift-from-nasdaq-to-otc-markets-after-delisting-notice?utm_source=marketbeat.com&utm_medium=referral
Zentek secures Canadian government HVAC filter standing offer
August 24, 2026  |  filtsep.comF
Zentek Awarded Canadian Government Standing Offer Contract For HVAC Filters
August 20, 2026  |  finance.yahoo.comhttps://finance.yahoo.com/healthcare/articles/zentek-awarded-canadian-government-standing-194427864.html
Zentek Wins Ottawa HVAC Filter Deal as ZenGUARD Gains Federal Traction
August 20, 2026  |  tipranks.comhttps://www.tipranks.com/news/company-announcements/zentek-wins-ottawa-hvac-filter-deal-as-zenguard-gains-federal-traction?utm_source=marketbeat.com&utm_medium=referral
Zentek lines-up US patent for EMI shielding technology
August 19, 2026  |  canadianminingjournal.comC
Hearst-area graphite deposit shows 30+ years of mining life
August 18, 2026  |  timminstoday.comT
Zentek Updates Investors with June 2026 Interim Financials in New SEC Filing
August 14, 2026  |  tipranks.comhttps://www.tipranks.com/news/company-announcements/zentek-updates-investors-with-june-2026-interim-financials-in-new-sec-filing?utm_source=marketbeat.com&utm_medium=referral
New economic study due out this summer for Hearst-area graphite deposit
July 22, 2026  |  northernontariobusiness.comN
Zentek Hires IMPAQ Capital to Boost North American Investor Reach
July 20, 2026  |  tipranks.comhttps://www.tipranks.com/news/company-announcements/zentek-hires-impaq-capital-to-boost-north-american-investor-reach?utm_source=marketbeat.com&utm_medium=referral
Quality Filters places first commercial order for Zentek’s ZenGuard air filtration media
July 8, 2026  |  filtsep.comF
Former NHLer Jeremy Roenick becomes a player for Hearst graphite mine developer
June 27, 2026  |  elliotlaketoday.comE
Zentek Creates U.S. Joint Venture to Advance Albany Ultra-High-Purity Graphite in National-Security Supply Chain
June 26, 2026  |  tipranks.comhttps://www.tipranks.com/news/company-announcements/zentek-creates-u-s-joint-venture-to-advance-albany-ultra-high-purity-graphite-in-national-security-supply-chain?utm_source=marketbeat.com&utm_medium=referral
Off-market insider buying at Zentek (ZEN)
June 6, 2026  |  theglobeandmail.comhttps://www.theglobeandmail.com/investing/markets/commodities/YMZ20/pressreleases/2337907/off-market-insider-buying-at-zentek-zen/
Zentek Raises C$18 Million in Brokered LIFE Financing to Advance Albany Graphite and ZenGUARD
May 27, 2026  |  tipranks.comhttps://www.tipranks.com/news/company-announcements/zentek-raises-c18-million-in-brokered-life-financing-to-advance-albany-graphite-and-zenguard?utm_source=marketbeat.com&utm_medium=referral
Zendesk Appoints Tifenn Dano Kwan as Chief Marketing Officer
May 27, 2026  |  businesswire.comhttps://www.businesswire.com/news/home/20260527128359/en/zendesk-appoints-tifenn-dano-kwan-as-chief-marketing-officer/
Zendesk Commits $100M to Help Startups Build with AI, Expands VC Program
May 20, 2026  |  businesswire.comhttps://www.businesswire.com/news/home/20260520066723/en/zendesk-commits-100m-to-help-startups-build-with-ai-expands-vc-program/

Media Sentiment Over Time

Top Headlines

View All Headlines
NVIDIA logo over a computer chip, server racks, and an upward-trending green stock price chart.
NVIDIA’s Blockbuster Quarter May Still Undersell How Big the AI Buildout Is
By Thomas Hughes | August 27, 2026
Split image comparing a Home Depot store aisle with lumber to a Walmart store aisle with a shopping cart.
Walmart and Home Depot Earnings Show the K (Shaped Economy) Is Here to Stay
By Dan Schmidt | August 24, 2026
Illuminated GitLab logo sign on a desk in a dimly lit office with a computer screen and plant.
GitLab’s Earnings Beat Just Gave Software Bulls a New SaaSpocalypse Test
By Thomas Hughes | September 2, 2026
GitLab logo and company name displayed over a dim office desk with computer monitors showing code in the background.
GitLab’s AI Tools Are Starting to Turn Developer Demand Into Real Revenue
By Jeffrey Neal Johnson | September 5, 2026
Amgen logo displayed on a glass panel in a laboratory setting with microscopes and sample vials.
Amgen Drops 10% on a Trial It Didn't Even Run
By Chris Markoch | September 11, 2026
Hamilton Thorne stock logo

Hamilton Thorne CVE:HTL

C$1.45 +0.06 (+4.32%)
As of 09/6/2023

Hamilton Thorne Ltd. develops, manufactures, and sells precision instruments, consumables, software, and services for the assisted reproductive technologies (ART), research, and cell biology markets. It offers precision laser systems, imaging systems, and other equipment and consumables for the ART and developmental biology research markets. The company also provides test laboratory and endotoxin testing services, as well as sperm assays, including Sperm Motility Index and Sperm Penetration; and fresh and cryopreserved mouse embryos supply, and technician training and proficiency testing services. In addition, it manufactures and distributes products for reproductive medicine, including clinical and laboratory equipment and disposables, as well as complete installations of ART clinics; and bench top incubators, programmable freezers, loggers, alarms, cryo storage, and software systems and sensors for the safe preservation of medical and biological specimens used in ART and cell biology applications. Further, the company offers Cell-Tek Microscope Chamber, a product for controlling temperature, air flow, humidification, and air quality; laminar flow workstations, incubators, and related products; and artificial intelligence enabled CASA software, consumables, and image analysis systems for the ART and laboratory markets, as well as acts as a value-added reseller of a range of capital equipment and consumables. It sells its products and services through a direct sales force in the United States, Germany, France, Australia, Denmark, Spain, and the United Kingdom, as well as through distributors to fertility clinics, hospitals, pharmaceutical companies, biotechnology companies, educational institutions, and other commercial and academic research establishments in approximately 75 countries. The company is headquartered in Beverly, Massachusetts.

Opsens stock logo

Opsens TSE:OPS

Opsens Inc. develops, manufactures, installs, and sells fiber optic sensors for cardiovascular interventions. The company operates in two segments, Medical and Industrial. The company provides advanced optical-based pressure guidewire (OptoWire), a guidewire used in the transcatheter aortic valve replacement procedure; and a range of miniature optical sensors to measure pressure and temperature to be used in a range of applications that can be integrated in other medical devices. It also develops, manufactures, and markets medical products; and offers OPP-GD fiber optic differential pressure sensors and the OEC fiber optic extensometer sensors. The company serves life sciences, energy, defense and aerospace, geotechnical, civil engineering, scientific laboratory, and various other markets. The company sells its products through a network of distributors and direct sales force in the United States, Japan, Canada, and internationally. Opsens Inc. was formerly known as Capital DCB inc. and changed its name to OpSens Inc. in October 2006. The company was founded in 2003 and is headquartered in Québec, Canada. As of December 12, 2023, Opsens Inc. operates as a subsidiary of Haemonetics Corporation.

Protech Home Medical stock logo

Protech Home Medical CVE:PTQ

C$8.24 -0.44 (-5.07%)
As of 05/12/2021

Protech Home Medical Corp. provides in-home monitoring equipment, supplies, and services for patients in the United States. It offers daily and ambulatory aides; power mobility equipment; BiPAP and CPAP machines, oxygen concentrators, and ventilators; oxygen therapy; sleep apnea and PAP treatment equipment; disease management services; and home ventilator equipment, as well as rents respiratory equipment. The company was formerly known as Patient Home Monitoring Corp. and changed its name to Protech Home Medical Corp. in April 2018. Protech Home Medical Corp. was incorporated in 1993 and is headquartered in Wilder, Kentucky.

Zentek stock logo

Zentek CVE:ZEN

C$0.79 +0.02 (+2.60%)
As of 03:11 PM Eastern

Zentek Ltd., together with its subsidiaries, engages in the research and development of graphene and related nanomaterials in Canada. The company develops graphene-based antimicrobial coating under the ZenGUARD brand, surgical masks, HVAC filters, personal protective equipment, rapid detection point of care diagnostics tests, and pharmaceutical products based on graphene-based compounds. It is also developing graphene oxide synthesis and graphene synthesis. In addition, the company owns 100% interest in the Albany graphite project located in Northern Ontario, Canada. The company was formerly known as ZEN Graphene Solutions Ltd. and changed its name to Zentek Ltd. in October 2021. Zentek Ltd. was incorporated in 2008 and is headquartered in Guelph, Canada.

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