Compare Stocks: ZEN, HTL, EDT, and OPS

Comparative Price Performance Over Time

Compare Price & Volume

Company	Current Price	50-Day Moving Average	52-Week Range	Market Cap	Beta	Avg. Volume	Today's Volume
EDT Spectral Medical	C$1.17 -0.8%	C$1.30	C$1.03 ▼ C$1.65	C$343.46M	0.938656	52,642 shs	6,420 shs
HTL Hamilton Thorne	C$1.45 +4.3%	C$1.45	C$1.25 ▼ C$1.73	C$149.69M	0.54	35,118 shs	25,700 shs
OPS Opsens		C$0.00	C$1.36 ▼ C$2.90	C$335.47M	0.32	112,402 shs	49,783 shs
ZEN Zentek	C$0.73 +1.4%	C$0.80	C$0.52 ▼ C$1.50	C$92.43M	0.334737	142,496 shs	12,744 shs

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Compare Price Performance

Company	1-Day Performance	7-Day Performance	30-Day Performance	90-Day Performance	1-Year Performance
EDT Spectral Medical	+3.51%	+2.61%	-9.23%	-11.28%	-18.06%
HTL Hamilton Thorne	0.00%	0.00%	0.00%	0.00%	0.00%
OPS Opsens	0.00%	0.00%	0.00%	0.00%	0.00%
ZEN Zentek	0.00%	-4.00%	-1.37%	+7.46%	-33.94%

Compare Price & Volume

Company	Current Price	50-Day Moving Average	52-Week Range	Market Cap	Beta	Avg. Volume	Today's Volume
EDT Spectral Medical	C$1.17 -0.8%	C$1.30	C$1.03 ▼ C$1.65	C$343.46M	0.938656	52,642 shs	6,420 shs
HTL Hamilton Thorne	C$1.45 +4.3%	C$1.45	C$1.25 ▼ C$1.73	C$149.69M	0.54	35,118 shs	25,700 shs
OPS Opsens		C$0.00	C$1.36 ▼ C$2.90	C$335.47M	0.32	112,402 shs	49,783 shs
ZEN Zentek	C$0.73 +1.4%	C$0.80	C$0.52 ▼ C$1.50	C$92.43M	0.334737	142,496 shs	12,744 shs

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Compare Price Performance

Company	1-Day Performance	7-Day Performance	30-Day Performance	90-Day Performance	1-Year Performance
EDT Spectral Medical	+3.51%	+2.61%	-9.23%	-11.28%	-18.06%
HTL Hamilton Thorne	0.00%	0.00%	0.00%	0.00%	0.00%
OPS Opsens	0.00%	0.00%	0.00%	0.00%	0.00%
ZEN Zentek	0.00%	-4.00%	-1.37%	+7.46%	-33.94%

Compare Analyst Forecasts

Company	Consensus Rating Score	Consensus Rating	Consensus Price Target	% Upside from Current Price
EDT Spectral Medical	0.00	N/A	N/A	N/A
HTL Hamilton Thorne	0.00	N/A	N/A	N/A
OPS Opsens	0.00	N/A	N/A	N/A
ZEN Zentek	4.00	Strong Buy	N/A	N/A

Current Analyst Ratings Breakdown

Latest ZEN, HTL, EDT, and OPS Analyst Ratings

Date	Company	Brokerage	Action	Rating	Price Target	Details
9/14/2026	ZEN Zentek	Atrium Research Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Upgrade	Strong-Buy

(Data available from 10/2/2023 forward. View 10+ years of historical ratings with our analyst ratings screener.)

Compare Sales & Book Value

Company	Annual Revenue	Price/Sales	Cashflow	Price/Cash	Book Value	Price/Book
EDT Spectral Medical	C$2.57M	133.69	C$0.01 per share	82.50	C($0.08) per share	-14.63
HTL Hamilton Thorne	C$38.41M	3.90	C$0.10 per share	14.17	C$0.44 per share	3.33
OPS Opsens	C$48.35M	0.00	N/A	8.68	C$0.29 per share	0.00
ZEN Zentek	C$108.25K	853.87	C$0.05 per share	13.85	C$0.22 per share	3.33

Compare Profitability & Earnings

Company	Net Income	EPS	Trailing P/E Ratio	Forward P/E Ratio	P/E Growth	Net Margins	Return on Equity (ROE)	Return on Assets (ROA)	Next Earnings Date
EDT Spectral Medical	-C$18.68M	-C$0.12	N/A	N/A	N/A	N/A	-973.97%	-93.22%	N/A
HTL Hamilton Thorne	C$1.79M	C$0.02	58.94	N/A	N/A	-0.90%	-1.02%	1.57%	N/A
OPS Opsens	-C$12.40M	-C$0.11	N/A	N/A	N/A	-25.65%	-36.43%	-15.76%	N/A
ZEN Zentek	-C$10.75M	-C$0.10	N/A	N/A	N/A	-9,652.83%	-70.73%	-27.09%	N/A

Compare Dividends

Company	Annual Payout	Dividend Yield	5-Year Annualized Dividend Growth	Payout Ratio	Years of Consecutive Growth
EDT Spectral Medical	N/A	1.45%	N/A	N/A	N/A
HTL Hamilton Thorne	N/A	N/A	N/A	N/A	N/A
OPS Opsens	N/A	N/A	N/A	N/A	N/A
ZEN Zentek	N/A	N/A	N/A	N/A	N/A

Compare Debt

Company	Debt-to-Equity Ratio	Current Ratio	Quick Ratio
EDT Spectral Medical	26.03	0.61	0.45
HTL Hamilton Thorne	43.24	2.04	2.25
OPS Opsens	27.22	4.42	3.56
ZEN Zentek	7.62	4.65	7.59

Compare Ownership

Institutional Ownership

Company	Institutional Ownership
EDT Spectral Medical	0.03%
HTL Hamilton Thorne	10.89%
OPS Opsens	21.98%
ZEN Zentek	0.05%

Insider Ownership

Company	Insider Ownership
EDT Spectral Medical	18.18%
HTL Hamilton Thorne	29.41%
OPS Opsens	4.75%
ZEN Zentek	6.01%

Compare Miscellaneous Stats

Company	Employees	Shares Outstanding	Free Float	Optionable
EDT Spectral Medical	29	293.55 million	N/A	Not Optionable
HTL Hamilton Thorne	N/A	103.23 million	N/A	Not Optionable
OPS Opsens	293	115.68 million	N/A	Not Optionable
ZEN Zentek	24	126.62 million	N/A	Not Optionable

ZEN, HTL, EDT, and OPS Headlines

Recent News About These Companies

Zentek Ships First ZenGUARD Air Filters Under Canada Federal Contract

October 1 at 10:30 AM | tipranks.com

Zentek Files Technical Report Confirming US$3.85 Billion NPV for Albany Graphite Project

September 25, 2026 | finance.yahoo.com

Zentek Files Technical Report for the Albany Graphite PEA: US$3.85 Billion After-Tax NPV at a 5% Discount Rate, 27.4% After-Tax IRR, on an Acid-Free Route to Ultra-High-Purity ...

September 24, 2026 | finance.yahoo.com

Zentek (CVE:ZEN) Stock Price Passes Below Two Hundred Day Moving Average - What's Next?

September 24, 2026 | americanbankingnews.com

Zentek Secures Pre-Qualification in Canada’s Defence Drone Marketplace

September 16, 2026 | tipranks.com

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.com

Zentek Shares to Shift From Nasdaq to OTC Markets After Delisting Notice

August 28, 2026 | tipranks.com

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.com

Zentek Wins Ottawa HVAC Filter Deal as ZenGUARD Gains Federal Traction

August 20, 2026 | tipranks.com

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.com

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.com

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.com

Off-market insider buying at Zentek (ZEN)

June 6, 2026 | theglobeandmail.com

Media Sentiment Over Time

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ZEN, HTL, EDT, and OPS Company Descriptions

Spectral Medical TSE:EDT

C$1.17 -0.01 (-0.85%)

As of 03:58 PM Eastern

Spectral is a Phase 3 company seeking U.S. FDA approval for its unique product for the treatment of patients with septic shock, Toraymyxin¿ ('PMX'). PMX is a therapeutic hemoperfusion device that removes endotoxin, which can cause sepsis, from the bloodstream and is guided by the Company's FDA cleared Endotoxin Activity Assay (EAA¿), the clinically available test for endotoxin in blood. PMX is approved for therapeutic use in Japan and Europe, licensed by Health Canada, and has been used safely and effectively with over 360,000 units sold worldwide to date. In March 2009, Spectral obtained the exclusive development and commercial rights in the U.S. for PMX, and in November 2010, signed an exclusive distribution agreement for this product in Canada. In July 2022, the U.S. FDA granted Breakthrough Device Designation for PMX for the treatment of endotoxic septic shock. Approximately 330,000 patients are diagnosed with septic shock in North America each year.

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 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.

Zentek CVE:ZEN

C$0.73 +0.01 (+1.39%)

As of 03:24 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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Compare Stocks

Comparative Price Performance Over Time

Compare Price & Volume

Compare Price Performance

Compare Price & Volume

Compare Price Performance

Compare Analyst Forecasts

Current Analyst Ratings Breakdown

Latest ZEN, HTL, EDT, and OPS Analyst Ratings

Compare Sales & Book Value

Compare Profitability & Earnings

Compare Dividends

Compare Debt

Compare Ownership

Institutional Ownership

Insider Ownership

Compare Miscellaneous Stats

ZEN, HTL, EDT, and OPS Headlines

Recent News About These Companies

Media Sentiment Over Time

Top Headlines

ZEN, HTL, EDT, and OPS Company Descriptions

Spectral Medical TSE:EDT

Hamilton Thorne CVE:HTL

Opsens TSE:OPS

Zentek CVE:ZEN

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Current Analyst Ratings Breakdown

Latest ZEN, HTL, EDT, and OPS Analyst Ratings

Compare Sales & Book Value

Compare Profitability & Earnings

Compare Dividends

Compare Debt

Compare Ownership

Institutional Ownership

Insider Ownership

Compare Miscellaneous Stats

ZEN, HTL, EDT, and OPS Headlines

Recent News About These Companies

Media Sentiment Over Time

Top Headlines

ZEN, HTL, EDT, and OPS Company Descriptions

Spectral Medical TSE:EDT

Hamilton Thorne CVE:HTL

Opsens TSE:OPS

Zentek CVE:ZEN

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