Primary Smelting & Refining of Nonferrous Metals
20 tracked issuers filing with the SEC under this industry classification.
Issuers
20
Filings
40
SIC Code
3330
Industry Overview
Primary Smelting & Refining of Nonferrous Metals
The Primary Smelting & Refining of Nonferrous Metals sector (SIC 3330) produces aluminum, copper, zinc, nickel, and precious metal ingots, cathodes, and alloys for automakers, aerospace and electronics OEMs, construction suppliers, battery makers, and renewable energy projects. Core services span ore and concentrate processing, anode/cathode casting, toll refining, and recycling of scrap and industrial residues. Operators face volatile metal and power prices, tightening EPA emissions and tailings rules, carbon reporting requirements, permitting delays, and geopolitical supply shocks, alongside strict worker-safety obligations. In 2024-2025, investment is flowing to low-carbon smelting technologies, electrified furnaces, AI-driven process control, and traceable recycled feedstocks to capture green premiums, while demand is buoyed by EVs, grid expansion, and data center build-outs and tempered by high energy costs and selective capacity restarts. For the latest disclosures shaping this market, view live SEC filings on Earnings Feed.
Source: Earnings Feed research · 11/23/2025
Latest Filings
- 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Jan 5, 7:30 AM ET296.2 KB - 8-KStardust Power Inc.$SDST
Stardust Power Inc. 8-K
Dec 31, 5:10 PM ET1.4 MB - 8-KStardust Power Inc.$SDST
Stardust Power Inc. 8-K
Dec 17, 5:00 PM ET258.2 KB - 8-KStardust Power Inc.$SDST
Stardust Power Inc. 8-K
Dec 16, 5:29 PM ET286.3 KB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Nov 25, 9:01 AM ET269.7 KB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Nov 14, 4:13 PM ET376.3 KB - 10-QStardust Power Inc.$SDST
Stardust Power Inc. 10-Q
Nov 13, 5:16 PM ET8.4 MB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Nov 12, 11:02 AM ET463.8 KB - 10-QUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 10-Q
Nov 12, 11:01 AM ET21.9 MB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Nov 12, 1:11 AM ET318.7 KB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Nov 7, 8:09 AM ET275.3 KB - 8-KStardust Power Inc.$SDST
Stardust Power Inc. 8-K
Nov 3, 9:25 AM ET283.9 KB - 8-KStardust Power Inc.$SDST
Stardust Power Inc. 8-K
Oct 31, 9:25 AM ET267.9 KB - 8-KStardust Power Inc.$SDST
Stardust Power Inc. 8-K
Oct 30, 5:25 PM ET323.2 KB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Oct 30, 8:05 AM ET308.4 KB - 8-KStardust Power Inc.$SDST
Stardust Power Inc. 8-K
Oct 21, 9:00 AM ET284.9 KB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Oct 20, 6:03 AM ET268.4 KB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Oct 17, 4:35 PM ET191.0 KB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Oct 10, 5:54 PM ET450.1 KB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Oct 7, 6:20 AM ET451.6 KB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Oct 6, 9:32 AM ET762.0 KB - 8-KStardust Power Inc.$SDST
Stardust Power Inc. 8-K
Oct 3, 5:25 PM ET257.9 KB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Sep 23, 8:26 AM ET177.8 KB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Sep 17, 5:43 PM ET480.6 KB - 8-KStardust Power Inc.$SDST
Stardust Power Inc. 8-K
Sep 9, 8:45 AM ET285.8 KB - 8-KStardust Power Inc.$SDST
Stardust Power Inc. 8-K
Sep 4, 6:15 AM ET307.9 KB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Sep 2, 7:00 PM ET735.1 KB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Aug 28, 7:29 PM ET527.2 KB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Aug 19, 8:34 AM ET180.7 KB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Aug 15, 11:26 AM ET254.2 KB - 10-QStardust Power Inc.$SDST
Stardust Power Inc. 10-Q
Aug 13, 5:10 PM ET7.8 MB - 10-QUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 10-Q
Aug 12, 5:04 PM ET6.1 MB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Aug 12, 4:47 PM ET354.5 KB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Aug 6, 9:34 PM ET170.3 KB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Aug 4, 1:38 PM ET164.1 KB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Jul 25, 10:22 AM ET22.6 MB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Jul 15, 4:51 PM ET4.4 MB - 8-KUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K
Jul 15, 2:15 PM ET182.6 KB - 10-K/AStardust Power Inc.$SDST
Stardust Power Inc. 10-K/A
Jul 11, 5:03 PM ET396.0 KB - 8-K/AUNITED STATES ANTIMONY CORP$UAMY
UNITED STATES ANTIMONY CORP 8-K/A
Jul 1, 1:45 PM ET873.9 KB
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Classification
- SIC Code
- 3330
- Total Issuers
- 20
- Recent Filings
- 40