// company-profile

Aqua Metals, Inc.

AQMS
ExchangeNasdaqSectorSecondary Smelting & Refining of Nonferrous MetalsInc.DEFilings88Insiders12
// api This Aqua Metals, Inc. insider-trading data is served live by the Form4API insider trading API. Get the same data via API.

// activity-summary

No insider transactions in the last 30 days.

// 90-day insight

Over the last 90 days, Aqua Metals, Inc. insiders sold $18K across 4 transactions with no open-market purchases.

  • Most active insider: West Eric with 2 transactions totaling $6K.
  • Largest single sale: $9K by Cotton Stephen on Apr 13, 2026.

Activity skews bearish — sales outpace buys.

Institutional Ownership

Top 13F-HR holders of Aqua Metals, Inc. as of 2026-03-31

↓ decreasing
Total reported AUM
$752,151
QoQ change
-35.5%
Reporting period
2026-03-31
#1
STIFEL FINANCIAL CORP
CIK 720672
$350,172
82K shares
#2
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
$147,896
35K shares
#3
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$125,040
29K shares

Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValue
May 19, 2026West EricAQMS
Tax Withholding
721$3.91$3K
Apr 13, 2026West EricAQMS
Tax Withholding
863$3.92$3K
Apr 13, 2026Cotton StephenAQMS
Tax Withholding
2,352$3.92$9K
Apr 13, 2026Taecker Benjamin S.AQMS
Tax Withholding
715$3.92$3K
Feb 24, 2026Taecker Benjamin S.AQMS
Tax Withholding
1,006$4.76$5K

45 more transactions hidden

Free account · No credit card required

Building something? Get API access →

Popular companies on Form4API

Browse insider trading activity for other actively-filed companies.