ALTO ($ALTO) Insider Trading & Smart Money Activity

ALTO · Specialty Chemicals · Latest filing Jun 23, 2026

$ALTO has 6 insider trades on file. Insiders filed 6 Form 4 transactions in the last 12 months, none of them open-market purchases or sales.

Insider buyers (12 mo)

0

Insider sellers (12 mo)

0

Net insider $ (12 mo)

$0

Congress trades (12 mo)

0

13F moves on file

0

Analyst ratings on file

0

ALTO insider buying and selling by quarter

Quarter	Insider buys	Insider sales	Congress buys / sales	13F added / cut
Q1 2026	0	0	0 / 0	0 / 0
Q2 2026	0	0	0 / 0	0 / 0
Q3 2026	0	0	0 / 0	0 / 0
Q4 2026	0	0	0 / 0	0 / 0

Insider buys and sales count open-market trades only (Form 4 codes P and S). Grants, option exercises and tax withholding are left out.

All ALTO insider, congress, 13F and analyst activity

All Insiders

Date	Source	Who	Action	Shares	Value / amount	ΔOwn	1W	1M	6M	Filing	Story
Jun 23, 2026	Insider	Tank Alan Robert	Buy (Grant or award)	23.61K sh			+11.5%	-2.7%			Read
Jun 23, 2026	Insider	Tank Alan Robert	Buy (Grant or award)	23.61K sh			+11.5%	-2.7%			Read
Jun 23, 2026	Insider	Dianne Nury	Buy (Grant or award)	23.61K sh			+11.5%	-2.7%			Read
Jun 23, 2026	Insider	Gilbert Nathan	Buy (Grant or award)	31.65K sh			+11.5%	-2.7%			—
Jun 23, 2026	Insider	Gilbert Nathan	Buy (Grant or award)	31.65K sh			+11.5%	-2.7%			—
Jun 23, 2026	Insider	Maria Gray	Buy (Grant or award)	23.61K sh			+11.5%	-2.7%			Read

1W / 1M / 6M = how ALTO moved from the trade or filing date.

Insider trading in ALTO: who is buying and selling

Insider	Role	Trades	Open-market net	Shares held	Last trade
Tank Alan Robert		2	—		Jun 23, 2026
Gilbert Nathan		2	—		Jun 23, 2026
Dianne Nury		1	—		Jun 23, 2026
Maria Gray		1	—		Jun 23, 2026

Frequently asked questions

What is the latest insider trade in ALTO?

Tank Alan Robert filed a buy (grant or award) of 23.61K sh on Jun 23, 2026.

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Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.