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SIMPLEX TRADING, LLC

Position in ATER — Aterian, Inc.

CIK 1488542 CHICAGO, IL

Position in ATER

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$8,147
+$7,272 QoQ
Shares Held
6,172
+390.6% QoQ
Ownership
0.034%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#13
of 25 holders
Holding Since
Dec 2021
17 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ATER Over Time

Shares Held

Position Value (USD)

Position in Furnishings, Fixtures & Appliances

Consumer Cyclical · as of Jun 30, 2026

SIMPLEX TRADING, LLC holds $2,838,693 across 9 Furnishings, Fixtures & Appliances names. ATER ranks #5 (0.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 ATER
Aterian, Inc.
This page
6,172 $8,147

All Filings in ATER

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17 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $8,147 6,172
2025-12-31 $875 1,258
2025-09-30 $7,136 6,797
2025-06-30 $10,821 6,519
2025-03-31 $17,734 8,445
2024-12-31 $60,429 25,179
2024-09-30 $99,388 34,510
2024-06-30 $57,692 20,531
2024-03-31 $3 1,364
2023-12-31 $938 2,690
2023-09-30 $6 21,318
2023-06-30 $14,406 31,318
2023-03-31 $85 100
2022-12-31 $32,982 42,834
2022-09-30 $247 200
2022-06-30 $54,036 25,017
2021-12-31 $185,566 45,150