Aterian, Inc. (ATER) Insider Trading & SEC Filings

Updated Jul 16, 2026 · Last SEC filing 2026-05-22

Aterian, Inc. (ATER) has filed 2 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-05-22. 4 Form 8-K material event filings were reported by ATER in the last 90 days. InsiderAlpha tracks every ATER SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.

About Aterian, Inc. (ATER)

SEC CIK	0001757715

90-Day SEC Filing Activity

Form 4 filings (90d)	2
Form 8-K filings (90d)	4
Latest Form 4 filing	2026-05-22

Recent ATER Insider Transactions (Form 4)

Date	Insider	Role	Transaction	Shares	Price	Value	Filing
2026-05-21	Rodriguez Arturo	Chief Executive Officer	A — Grant or award	70.0K	$0.00	—	SEC
2026-01-23	Lattmann Susan E.	Director	A — Grant or award	25.6K	$0.00	—	SEC
2026-01-23	Feldman Joshua O	Chief Financial Officer	A — Grant or award	120.0K	$0.00	—	SEC
2026-01-23	Rodriguez Arturo	Chief Executive Officer	A — Grant or award	50.0K	$0.00	—	SEC
2026-01-23	KURTZ WILLIAM	Director	A — Grant or award	40.4K	$0.00	—	SEC
2026-01-23	Harlam Bari A	Director	A — Grant or award	24.7K	$0.00	—	SEC
2025-08-13	KURTZ WILLIAM	Director	A — Grant or award	78.0K	$0.00	—	SEC
2025-08-13	Lattmann Susan E.	Director	A — Grant or award	78.0K	$0.00	—	SEC
2025-08-13	Harlam Bari A	Director	A — Grant or award	78.0K	$0.00	—	SEC
2025-06-10	KURTZ WILLIAM	Director	S — Open-market sale	5.0K	$1.39	$7K	SEC
2025-06-09	KURTZ WILLIAM	Director	S — Open-market sale	4.7K	$1.41	$7K	SEC
2024-12-13	Lepper Phillip	Chief Revenue Officer	S — Open-market sale	1.7K	$2.35	$4K	SEC
2024-12-13	Zahut Roi Zion	Chief Technology Officer	S — Open-market sale	3.7K	$2.35	$9K	SEC

All transactions sourced from SEC EDGAR Form 4 filings for Aterian, Inc. (ATER). Updated in real time as new filings are submitted to the SEC.

Most-Active ATER Insiders — Last 90 Days

Insider	Form 4 filings	Total transaction value
Lazar David E.	1	—
Rodriguez Arturo	1	—

Recent ATER Form 8-K Material Events

2026-07-10 — Item 7.01, 9.01 [SEC]
2026-06-26 — Item 7.01, 9.01 [SEC]
2026-05-21 — Item 8.01, 9.01 [SEC]
2026-04-29 — Item 1.01, 3.02, 3.03, 5.02, 5.03, 7.01, 9.01 [SEC]
2026-03-23 — Item 7.01, 9.01 · Acquisition · neutral [SEC]
Aterian, Inc. issued a press release on March 23, 2026 providing an update on its previously announced Strategic Alternative Process. The company is continuing to evaluate strategic options, which may or may not result in a definitive transaction.

Recent Insider Filings

2026-05-22 — Rodriguez Arturo (Chief Executive Officer)
2026-05-01 — Lazar David E. (Director)
2026-01-23 — KURTZ WILLIAM (Director)
2026-01-23 — Feldman Joshua O (Chief Financial Officer)
2026-01-23 — Rodriguez Arturo (Chief Executive Officer)

Form 4 Transaction Code Reference

SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in ATER insider filings:

P	Open-market purchase by the insider
S	Open-market sale by the insider
A	Grant, award, or other acquisition from the issuer
M	Exercise or conversion of derivative security (e.g. options)
F	Payment of exercise price or tax liability via share withholding
G	Bona-fide gift of securities
D	Disposition to the issuer (e.g. share buyback participation)
J	Other acquisition or disposition
X	Exercise of in-the-money or at-the-money derivative security
C	Conversion of derivative security
V	Transaction voluntarily reported earlier than required

ATER Insider Trading — FAQ

What is the latest insider trade for ATER?: Aterian, Inc. (ATER) had 2 insider filings in the last 90 days, with the most recent on 2026-05-22. InsiderAlpha tracks every Form 4, 10-K, 10-Q, and 8-K filing in real time.
How many insiders are buying ATER stock?: 0 insider purchases of ATER were filed in the last 90 days.
How many insiders are selling ATER stock?: 0 insider sales of ATER were filed in the last 90 days.
Where can I see ATER SEC filings (Form 4, 10-K, 10-Q, 8-K)?: InsiderAlpha aggregates every ATER SEC filing — Form 4 insider transactions, 10-K and 10-Q quarterly reports, and 8-K material event disclosures — in one timeline.

Learn More

Open the live ATER dashboard on InsiderAlpha for real-time alerts, charting, and full historical filing search.