Aterian (ATER) Stock: Why It's Down Today
Updated Oct 19, 2026, 4:00 PM ET · closing price
- Closed at $0.55, -1.25% vs the prior close of $0.56.
- Volume 71.98K shares, 0.0x its 50-day average (light).
- No new SEC filings since the prior session.
- No new insider buys or sales reported since the prior session.
ATER dips 1.2% to $0.55, a 1-month low, 3 down days in a row. Closed at $0.55, -1.25% vs the prior close of $0.56. Day range $0.52–$0.57, opened at $0.55.
ATER daily analysis — what happened
A plain-English, data-only note for every US trading day (today's note updates every 2 hours while the market is open). Newest first; older days stay archived below.
Oct 19, 2026 — ATER dips 1.2% to $0.55, a 1-month low, 3 down days in a row
- Closed at $0.55, -1.25% vs the prior close of $0.56. Day range $0.52–$0.57, opened at $0.55.
- Volume was 71.98K shares, 0.0x its 50-day average of 2.25M — lighter than usual.
- Price is -4.2% vs its 50-day average ($0.58) and -29.1% vs its 200-day average ($0.78).
- 52-week range $0.35–$1.87; today's close sits at 13% of that range, 70.4% below the 52-week high.
- That makes 3 straight losses.
Oct 16, 2026 — ATER slides 4.3% to $0.56, a 1-month low
- Closed at $0.56, -4.27% vs the prior close of $0.59. Day range $0.55–$0.59, opened at $0.59.
- Volume was 51.03K shares, 0.0x its 50-day average of 2.25M — lighter than usual.
- Price is -2.8% vs its 50-day average ($0.58) and -28.2% vs its 200-day average ($0.78).
- 52-week range $0.35–$1.87; today's close sits at 14% of that range, 70.0% below the 52-week high.
Oct 15, 2026 — ATER dips 2.0% to $0.59
- Closed at $0.59, -2.01% vs the prior close of $0.60. Day range $0.58–$0.61, opened at $0.58.
- Volume was 40.00K shares, 0.0x its 50-day average of 2.26M — lighter than usual.
- Price is +1.9% vs its 50-day average ($0.58) and -25.1% vs its 200-day average ($0.78).
- 52-week range $0.35–$1.87; today's close sits at 15% of that range, 68.7% below the 52-week high.
Oct 14, 2026 — ATER jumps 4.7% to $0.60
- Closed at $0.60, +4.73% vs the prior close of $0.57. Day range $0.55–$0.60, opened at $0.56.
- Volume was 72.50K shares, 0.0x its 50-day average of 2.27M — lighter than usual.
- Price is +4.2% vs its 50-day average ($0.57) and -23.6% vs its 200-day average ($0.78).
- 52-week range $0.35–$1.87; today's close sits at 16% of that range, 68.0% below the 52-week high.
Oct 13, 2026 — ATER slides 6.1% to $0.57, a 1-month low
- Closed at $0.57, -6.09% vs the prior close of $0.61. Day range $0.56–$0.63, opened at $0.61.
- Volume was 72.10K shares, 0.0x its 50-day average of 2.27M — lighter than usual.
- Price is -0.1% vs its 50-day average ($0.57) and -27.1% vs its 200-day average ($0.78).
- 52-week range $0.35–$1.87; today's close sits at 14% of that range, 69.5% below the 52-week high.
Oct 12, 2026 — ATER dips 0.5% to $0.61
- Closed at $0.61, -0.49% vs the prior close of $0.61. Day range $0.59–$0.62, opened at $0.59.
- Volume was 157.30K shares, 0.1x its 50-day average of 2.27M — lighter than usual.
- Price is +6.8% vs its 50-day average ($0.57) and -22.4% vs its 200-day average ($0.78).
- 52-week range $0.35–$1.87; today's close sits at 17% of that range, 67.5% below the 52-week high.
Oct 9, 2026 — ATER rises 0.3% to $0.61
- Closed at $0.61, +0.33% vs the prior close of $0.61. Day range $0.58–$0.66, opened at $0.59.
- Volume was 46.10K shares, 0.0x its 50-day average of 2.28M — lighter than usual.
- Price is +8.1% vs its 50-day average ($0.57) and -22.1% vs its 200-day average ($0.78).
- 52-week range $0.35–$1.87; today's close sits at 17% of that range, 67.3% below the 52-week high.
Oct 8, 2026 — ATER dips 0.3% to $0.61
- Closed at $0.61, -0.33% vs the prior close of $0.61. Day range $0.57–$0.64, opened at $0.60.
- Volume was 61.60K shares, 0.0x its 50-day average of 2.28M — lighter than usual.
- Price is +8.6% vs its 50-day average ($0.56) and -22.4% vs its 200-day average ($0.78).
- 52-week range $0.35–$1.87; today's close sits at 17% of that range, 67.4% below the 52-week high.
Oct 7, 2026 — ATER slides 5.0% to $0.61
- Closed at $0.61, -4.98% vs the prior close of $0.64. Day range $0.60–$0.64, opened at $0.62.
- Volume was 66.80K shares, 0.0x its 50-day average of 2.33M — lighter than usual.
- Price is +9.9% vs its 50-day average ($0.56) and -22.2% vs its 200-day average ($0.79).
- 52-week range $0.35–$1.87; today's close sits at 17% of that range, 67.3% below the 52-week high.
Oct 6, 2026 — ATER rises 1.1% to $0.64
- Closed at $0.64, +1.10% vs the prior close of $0.64. Day range $0.63–$0.70, opened at $0.64.
- Volume was 186.60K shares, 0.1x its 50-day average of 2.34M — lighter than usual.
- Price is +16.6% vs its 50-day average ($0.55) and -18.1% vs its 200-day average ($0.79).
- 52-week range $0.35–$1.87; today's close sits at 19% of that range, 65.6% below the 52-week high.
Oct 5, 2026 — ATER dips 2.9% to $0.64
- Closed at $0.64, -2.90% vs the prior close of $0.65. Day range $0.61–$0.69, opened at $0.64.
- Volume was 195.00K shares, 0.1x its 50-day average of 2.35M — lighter than usual.
- Price is +16.5% vs its 50-day average ($0.55) and -19.1% vs its 200-day average ($0.79).
- 52-week range $0.35–$1.87; today's close sits at 19% of that range, 66.0% below the 52-week high.
- SEC filings that day: 8-K.
Oct 2, 2026 — ATER jumps 7.4% to $0.65
- Closed at $0.65, +7.38% vs the prior close of $0.61. Day range $0.62–$0.68, opened at $0.62.
- Volume was 328.70K shares, 0.1x its 50-day average of 2.35M — lighter than usual.
- Price is +21.0% vs its 50-day average ($0.54) and -16.7% vs its 200-day average ($0.79).
- 52-week range $0.35–$1.87; today's close sits at 20% of that range, 65.0% below the 52-week high.
ATER bull case vs bear case (from the data)
- No clear positive signal in the price trend, filings or insider data right now.
- Price is -4.2% vs its 50-day average — short-term trend is down.
- Price is -29.1% vs its 200-day average — below the long-term trend line.
- Annual revenue fell 30.4% in the latest fiscal year (SEC XBRL).
- Latest fiscal-year net income: loss of $18.98M.
- Share count up 79.9% in a year (dilution).
- High volatility: average daily move of 3.2% over 20 sessions.
- Thin trading (under $2M a day on average) can mean wide bid/ask spreads.
ATER latest news & SEC filings
Every SEC filing by or about ATER in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.
Oct 5, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 4.01 — Changed its outside auditor.
- Item 5.02 — Change in directors or officers (appointment, departure or pay).
Oct 2, 2026 · Form 3 — New insider holdings
Initial insider ownership statement (Form 3) — a new director, officer or 10% owner disclosed their holdings
Oct 2, 2026 · Form 3 — New insider holdings
Initial insider ownership statement (Form 3) — a new director, officer or 10% owner disclosed their holdings
Oct 2, 2026 · Form SCHEDULE 13D — Activist-style stake (13D)
Activist-style stake (13D) — an investor reported owning more than 5%
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Oct 2, 2026 · Form SCHEDULE 13D — Activist-style stake (13D)
Activist-style stake (13D) — an investor reported owning more than 5%
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Sep 30, 2026 · Form 3 — New insider holdings
Initial insider ownership statement (Form 3) — a new director, officer or 10% owner disclosed their holdings
Sep 29, 2026 · Form SCHEDULE 13D/A — Update to a 13D 5%+ stake disclosure
Update to a 13D 5%+ stake disclosure
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Sep 29, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Lazar David E. converted 1,300,530 shares on Sep 24, 2026; now holds 8,038,030
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Sep 29, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Natan David received an award of 301,205 shares on Sep 25, 2026; now holds 301,205
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Sep 29, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Kurtz William received an award of 150,602 shares on Sep 25, 2026; now holds 306,524
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Sep 29, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 5.01 — Change in control of the company.
- Item 5.02 — Change in directors or officers (appointment, departure or pay).
- Item 8.01 — Reported other events the company considers important.
Sep 10, 2026 · Form SCHEDULE 13D — Activist-style stake (13D)
Activist-style stake (13D) — an investor reported owning more than 5%
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Sep 8, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 3.01 — Stock exchange listing notice or transfer of listing.
- Item 5.02 — Change in directors or officers (appointment, departure or pay).
Aug 14, 2026 · Form 10-Q — Quarterly report
Quarterly report (unaudited financial statements for the quarter)
Quarter ended Jun 30, 2026:
- Revenue: $7.00K (prior year $88.00K) (-92.0% vs Jun 30, 2025)
- Net income: -$491.00K (prior year -$4.86M) (loss narrowed vs Jun 30, 2025)
- Diluted EPS: -$0.05 (prior year -$0.63) (loss narrowed vs Jun 30, 2025)
Jul 27, 2026 · Form EFFECT — EFFECT filing
EFFECT filing
Things to know before you trade ATER
- Last results release: Nov 13, 2025 (8-K Item 2.02). Previous ones: Aug 13, 2025, May 14, 2025, Mar 18, 2025. Based on that rhythm, the next report is likely around Feb 12, 2026 — an estimate, not a confirmed date.
- How much it moves: over the last 20 sessions the average daily move was 3.24% (largest 7.4%). That is a volatile stock.
- Liquidity: about 129.58K shares (≈$71.79K) trade per day on average. Thin volume can mean wider bid/ask spreads.
- 52-week position: $0.55 vs a range of $0.35–$1.87 (13% of the range).
- Dividends: no cash dividends in the last 2 years.
- Splits: none in the last 2 years.
- Insider trades (Form 4, last 12 months, recent 25 shown): 0 open-market buys, 0 sales.
- Latest filings: 8-K Oct 5, 2026; 8-K Sep 29, 2026; 8-K Sep 8, 2026.
- Share count: 17.97M shares outstanding (Aug 12, 2026), +79.9% vs a year earlier — notable dilution.
- Listing: Nasdaq · industry: Electric Housewares & Fans.
ATER market data (last 20 sessions)
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Oct 19, 2026 | 0.55 | 0.57 | 0.52 | 0.55 | 71.98K |
| Oct 16, 2026 | 0.58 | 0.58 | 0.55 | 0.56 | 51.30K |
| Oct 15, 2026 | 0.58 | 0.61 | 0.58 | 0.59 | 40.00K |
| Oct 14, 2026 | 0.56 | 0.60 | 0.55 | 0.60 | 72.50K |
| Oct 13, 2026 | 0.61 | 0.63 | 0.56 | 0.57 | 72.10K |
| Oct 12, 2026 | 0.59 | 0.62 | 0.59 | 0.61 | 157.30K |
| Oct 9, 2026 | 0.59 | 0.66 | 0.58 | 0.61 | 46.10K |
| Oct 8, 2026 | 0.60 | 0.64 | 0.57 | 0.61 | 61.60K |
| Oct 7, 2026 | 0.62 | 0.64 | 0.60 | 0.61 | 66.80K |
| Oct 6, 2026 | 0.64 | 0.70 | 0.63 | 0.64 | 186.60K |
| Oct 5, 2026 | 0.64 | 0.69 | 0.61 | 0.64 | 195.00K |
| Oct 2, 2026 | 0.62 | 0.68 | 0.62 | 0.65 | 328.70K |
| Oct 1, 2026 | 0.58 | 0.63 | 0.56 | 0.61 | 211.30K |
| Sep 30, 2026 | 0.64 | 0.65 | 0.58 | 0.59 | 331.30K |
| Sep 29, 2026 | 0.65 | 0.65 | 0.63 | 0.63 | 55.10K |
| Sep 28, 2026 | 0.66 | 0.68 | 0.63 | 0.65 | 106.30K |
| Sep 25, 2026 | 0.67 | 0.69 | 0.65 | 0.66 | 76.60K |
| Sep 24, 2026 | 0.64 | 0.69 | 0.63 | 0.68 | 155.70K |
| Sep 23, 2026 | 0.66 | 0.66 | 0.63 | 0.63 | 127.70K |
| Sep 22, 2026 | 0.69 | 0.69 | 0.63 | 0.66 | 177.70K |
About Aterian
Aterian (ATER) is listed on the Nasdaq and classified by the SEC under “Electric Housewares & Fans”. Its business address is in SUMMIT, NJ. State of incorporation: DE. Fiscal year ends December 31. SEC CIK 1757715.
ATER board of directors & executives
From SEC Form 3/4/5 insider filings made in the last 12 months (date = latest filing).
Directors
| Name | Role | Latest filing |
|---|---|---|
| Avraham Ben-Tzvi | Director | Jul 29, 2026 |
| William H Crampton | Director | Sep 30, 2026 |
| Bari A Harlam | Director | Jan 23, 2026 |
| William Kurtz | Director | Sep 29, 2026 |
| Susan E. Lattmann | Director | Jan 23, 2026 |
| David E. Lazar | Chief Executive Officer | Sep 29, 2026 |
| David Natan | Director | Sep 29, 2026 |
| Arturo Rodriguez | Chief Executive Officer | May 22, 2026 |
Executive officers
| Name | Title | Latest filing |
|---|---|---|
| Joshua O Feldman | Chief Financial Officer | Jan 23, 2026 |
| David E. Lazar | Chief Executive Officer | Sep 29, 2026 |
| Arturo Rodriguez | Chief Executive Officer | May 22, 2026 |
Recent insider buys & sales
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| No open-market insider buys or sales reported in the last 12 months. | ||||
ATER financials (annual, from XBRL filings)
| Fiscal year end | Revenue | Net income | Diluted EPS | Operating cash flow |
|---|---|---|---|---|
| Dec 31, 2025 | $68.97M | $-18.98M | — | $-10.89M |
| Dec 31, 2024 | $99.05M | $-11.86M | — | $2.17M |
| Dec 31, 2023 | $142.57M | $-74.56M | — | $-13.39M |
| Dec 31, 2022 | $221.17M | $-196.29M | -2.95 | $-17.48M |
| Dec 31, 2021 | $247.77M | $-236.02M | -6.67 | $-41.97M |
Latest balance sheet: total assets $23.53M, total liabilities $10.91M, cash $2.55M (as of Jun 30, 2026).
ATER earnings / results-day log
| Date | Filing | Close that day |
|---|---|---|
| Nov 13, 2025 | 8-K Item 2.02 (results) | $0.83 |
| Aug 13, 2025 | 8-K Item 2.02 (results) | $1.30 |
| May 14, 2025 | 8-K Item 2.02 (results) | $2.11 |
| Mar 18, 2025 | 8-K Item 2.02 (results) | $2.11 |
| Feb 20, 2025 | 8-K Item 2.02 (results) | $2.12 |
| Nov 12, 2024 | 8-K Item 2.02 (results) | $2.88 |
| Aug 8, 2024 | 8-K Item 2.02 (results) | — |
| Jun 27, 2024 | 8-K Item 2.02 (results) | — |
| May 7, 2024 | 8-K Item 2.02 (results) | — |
| Apr 22, 2024 | 8-K Item 2.02 (results) | — |
| Mar 12, 2024 | 8-K Item 2.02 (results) | — |
| Feb 14, 2024 | 8-K Item 2.02 (results) | — |
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Information only, not investment advice. BuyMeWhiskey is not a registered investment adviser or broker-dealer; nothing here is a recommendation to buy, sell or hold any security, and there are no price targets. Data comes from SEC EDGAR filings and public end-of-day market data and may be delayed or contain errors. Verify with the company's filings before making decisions. Prices: end-of-day data as of Oct 19, 2026, 4:00 PM ET. Filings: SEC EDGAR. Refreshed every 2 hours during US market hours.