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Compare · SEE vs ZTEK

SEE vs ZTEK

Side-by-side comparison of Sealed Air Corporation (SEE) and Zentek Ltd. (ZTEK): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both SEE and ZTEK operate in Major Chemicals (Industrials), so they compete in similar markets.
  • SEE is the larger of the two at $10.06B, about 149.4x ZTEK ($67.3M).
  • Over the past year, SEE is up 37.0% and ZTEK is down 39.9% - SEE leads by 76.9 points.
  • ZTEK has hit the wire 4 times in the past 4 weeks while SEE has been quiet.
  • SEE has more recent analyst coverage (25 ratings vs 0 for ZTEK).
PerformanceSEE+37.04%ZTEK-30.47%
2025-07-28+0.00%2026-04-08
MetricSEEZTEK
Company
Sealed Air Corporation
Zentek Ltd.
Price
$42.14-0.02%
$0.55-0.45%
Market cap
$10.06B
$67.3M
1M return
+0.29%
+29.26%
1Y return
+37.04%
-39.89%
Industry
Major Chemicals
Major Chemicals
Exchange
NYSE
NASDAQ
IPO
News (4w)
0
4
Recent ratings
25
0
SEE

Sealed Air Corporation

Sealed Air Corporation provides food safety and security, and product protection solutions and equipment in North America, South America, Europe, the Middle East, Africa, and the Asia Pacific. It operates in two segments, Food and Protective. The Food segment offers integrated packaging materials and automation equipment solutions to provide food safety and shelf life extension, automate processes, and optimize total cost for perishable food processors in the fresh red meat, smoked and processed meats, poultry, seafood, plant-based, and dairy markets under the Cryovac, Cryovac Grip & Tear, Cryovac Darfresh, Cryovac Mirabella, Simple Steps, and Optidure brands. This segment sells its solutions directly to customers through its sales, marketing, and customer service personnel. The Protective segment provides foam, corrugated, molded pulp, and wood packaging solutions to protect goods in shipping for the e-commerce, consumer goods, pharmaceutical and medical devices, and industrial manufacturing markets under the Bubble Wrap, Autobag, Sealed Air, Instapak, Korrvu, Kevothermal, and TempGuard brands. This segment sells its solutions through supply distributors, as well as directly to fabricators, original equipment manufacturers, contract manufacturers, third-party logistics partners, e-commerce/fulfillment operations, and retail centers. Sealed Air Corporation was founded in 1960 and is headquartered in Charlotte, North Carolina.

ZTEK

Zentek Ltd.

Zentek Ltd. engages in the research and development of graphene and related nanomaterials in Canada. It owns 100% interest in the Albany Graphite project located in Northern Ontario, 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 compound. In addition, it develops synthesize graphene, graphene oxide, and graphene quantum dots for applications of graphene. 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 Thunder Bay, Canada.