Alto Neuroscience, Inc. (ANRO)
Data as of , from SEC Form 4 filings.
Net insider selling (90d)Watch ANRO
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About Alto Neuroscience, Inc. (ANRO)
Alto Neuroscience, Inc. is an SEC registrant, filing under CIK 0001999480, classified as pharmaceutical preparations. We track it alongside the rest of the Health Care sector.
ANRO Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 3 | 134,886 | $3.57M |
| Option exercise | 8 | 379,772 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
ANRO insider transactions (Form 4)
6020 Form 4 filings on record, the earliest from Jul 3, 2025, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Nicholas Conrad Smith - Officer | Option exercise | Common Stock | 55,000 | $2.32 | $128K | |
| Nicholas Conrad Smith - Officer | Option exercise | Employee Stock Option (Right to Buy) | 55,000 | $0.00 | - | |
| Nicholas Conrad Smith - Officer | Open-market sale | Common Stock | 886 | $26.87 | $24K | |
| Nicholas Conrad Smith - Officer | Option exercise | Common Stock | 56,455 | $2.35 | $133K | |
| Nicholas Conrad Smith - Officer | Option exercise | Common Stock | 54,375 | $2.35 | $128K | |
| Nicholas Conrad Smith - Officer | Open-market sale | Common Stock | 110,830 | $26.58 footnote F2 | $2.95M | |
| Nicholas Conrad Smith - Officer | Option exercise | Common Stock | 24,056 | $2.35 | $57K | |
| Nicholas Conrad Smith - Officer | Open-market sale | Common Stock | 23,170 | $25.78 | $597K | |
| Nicholas Conrad Smith - Officer | Option exercise | Employee Stock Option (Right to Buy) | 56,455 | $0.00 | - | |
| Nicholas Conrad Smith - Officer | Option exercise | Employee Stock Option (Right to Buy) | 54,375 | $0.00 | - | |
| Nicholas Conrad Smith - Officer | Option exercise | Employee Stock Option (Right to Buy) | 24,056 | $0.00 | - | |
| ||||||
| Andrew Craig Miller - Director | Grant or award | Stock Option (right to buy) | 26,000 | $0.00 footnote F2 | - | |
| ||||||
| Amit Etkin - Officer | Gift | Common Stock | 400,000 | $0.00 | - | |
| Ramiro Sanchez - Director | Grant or award | Stock Option (right to buy) | 10,958 | $0.00 footnote F2 | - | |
| ||||||
 Christopher Nixon Cox - Director | Grant or award | Stock Option (right to buy) | 10,958 | $0.00 footnote F2 | - | |
| ||||||
 Husseini Manji - Director | Grant or award | Stock Option (right to buy) | 10,958 | $0.00 footnote F2 | - | |
| ||||||
 Andrew Dreyfus - Director | Grant or award | Stock Option (right to buy) | 10,958 | $0.00 footnote F2 | - | |
| ||||||
 Gwill York - Director | Grant or award | Stock Option (right to buy) | 10,958 | $0.00 footnote F2 | - | |
| ||||||
| Amit Etkin - Officer | Tax withholding / forfeiture | Common Stock | 6,227 footnote F1 | $19.69 | $123K | |
| ||||||
| Nicholas Conrad Smith - Officer | Tax withholding / forfeiture | Common Stock | 2,806 footnote F1 | $19.69 | $55K | |
| ||||||
| Amit Etkin - Officer | Grant or award | Employee Stock Option (Right to Buy) | 306,000 | $0.00 | - | |
| Adam Savitz - Officer | Grant or award | Employee Stock Option (Right to Buy) | 124,000 | $0.00 | - | |
| Nicholas Conrad Smith - Officer | Grant or award | Employee Stock Option (Right to Buy) | 200,000 | $0.00 | - | |
| Jr. Michael Conick Hanley - Officer | Grant or award | Employee Stock Option (Right to Buy) | 131,000 | $0.00 | - | |
| Ramiro Sanchez - Director | Grant or award | Stock Option (right to buy) | 30,574 | $0.00 | - | |
| Ramiro Sanchez - Director | Grant or award | Stock Option (right to buy) | 3,928 | $2.21 | $9K | |
| Adam Savitz - Officer | Grant or award | Employee Stock Option (Right to Buy) | 123,645 | - | - | |
| Adam Savitz - Officer | Derivative | Employee Stock Option (Right to Buy) | 123,645 | - | - | |
| Adam Savitz - Officer | Grant or award | Employee Stock Option (Right to Buy) | 73,000 | - | - | |
| Adam Savitz - Officer | Derivative | Employee Stock Option (Right to Buy) | 73,000 | - | - | |
| Adam Savitz - Officer | Grant or award | Employee Stock Option (Right to Buy) | 76,000 | - | - | |
| Adam Savitz - Officer | Derivative | Employee Stock Option (Right to Buy) | 76,000 | - | - | |
| Adam Savitz - Officer | Grant or award | Employee Stock Option (Right to Buy) | 22,481 | - | - | |
| Adam Savitz - Officer | Derivative | Employee Stock Option (Right to Buy) | 22,481 | - | - | |
| Adam Savitz - Officer | Grant or award | Employee Stock Option (Right to Buy) | 33,008 | - | - | |
| Adam Savitz - Officer | Derivative | Employee Stock Option (Right to Buy) | 33,008 | - | - | |
| Nicholas Conrad Smith - Officer | Grant or award | Employee Stock Option (Right to Buy) | 44,962 | - | - | |
| Nicholas Conrad Smith - Officer | Derivative | Employee Stock Option (Right to Buy) | 44,962 | - | - | |
| Nicholas Conrad Smith - Officer | Grant or award | Employee Stock Option (Right to Buy) | 33,833 | - | - | |
| Nicholas Conrad Smith - Officer | Derivative | Employee Stock Option (Right to Buy) | 33,833 | - | - | |
| Nicholas Conrad Smith - Officer | Grant or award | Employee Stock Option (Right to Buy) | 202,329 | - | - | |
| Nicholas Conrad Smith - Officer | Derivative | Employee Stock Option (Right to Buy) | 202,329 | - | - | |
| Nicholas Conrad Smith - Officer | Grant or award | Employee Stock Option (Right to Buy) | 90,000 | - | - | |
| Nicholas Conrad Smith - Officer | Derivative | Employee Stock Option (Right to Buy) | 90,000 | - | - | |
| Nicholas Conrad Smith - Officer | Grant or award | Employee Stock Option (Right to Buy) | 135,000 | - | - | |
| Nicholas Conrad Smith - Officer | Derivative | Employee Stock Option (Right to Buy) | 135,000 | - | - | |
| Amit Etkin - Officer | Grant or award | Employee Stock Option (Right to Buy) | 34,620 | - | - | |
| Amit Etkin - Officer | Derivative | Employee Stock Option (Right to Buy) | 34,620 | - | - | |
| Amit Etkin - Officer | Grant or award | Employee Stock Option (Right to Buy) | 247,290 | - | - | |
| Amit Etkin - Officer | Derivative | Employee Stock Option (Right to Buy) | 247,290 | - | - | |
| Amit Etkin - Officer | Grant or award | Employee Stock Option (Right to Buy) | 223,000 | - | - | |
| Amit Etkin - Officer | Derivative | Employee Stock Option (Right to Buy) | 223,000 | - | - | |
| Amit Etkin - Officer | Grant or award | Employee Stock Option (Right to Buy) | 215,000 | - | - | |
| Amit Etkin - Officer | Derivative | Employee Stock Option (Right to Buy) | 215,000 | - | - | |
| Jr. Michael Conick Hanley - Officer | Grant or award | Employee Stock Option (Right to Buy) | 8,000 | - | - | |
| Jr. Michael Conick Hanley - Officer | Derivative | Employee Stock Option (Right to Buy) | 8,000 | - | - | |
| Jr. Michael Conick Hanley - Officer | Grant or award | Employee Stock Option (Right to Buy) | 188,000 | - | - | |
| Jr. Michael Conick Hanley - Officer | Derivative | Employee Stock Option (Right to Buy) | 188,000 | - | - | |
| Jr. Michael Conick Hanley - Officer | Grant or award | Employee Stock Option (Right to Buy) | 125,000 | - | - | |
| Jr. Michael Conick Hanley - Officer | Derivative | Employee Stock Option (Right to Buy) | 125,000 | - | - | |
Item 5.02, 9.01
Item 2.02, 9.01
Item 1.01, 9.01
Item 2.02, 8.01
Recent ANRO Form 144 notices of proposed sale
1An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| NICHOLAS SMITH | Officer | 134,886 | $3.60M | View on EDGAR |
ANRO insider trading FAQ
What is the latest insider trade for ANRO?
Alto Neuroscience, Inc. (ANRO) had 2 insider filings in the last 90 days, with the most recent on 2026-10-05. The full record for ANRO runs to 20 Form 4 filings, the earliest from 2025-07-03. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying ANRO stock?
No insider purchases of ANRO were filed in the last 90 days.
How many insiders are selling ANRO stock?
3 insider sales of ANRO were filed in the last 90 days, totaling $3.57M.
Where can I see ANRO SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects ANRO Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Health Care companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Nicholas Conrad Smith view on EDGAR
- - Nicholas Conrad Smith view on EDGAR
- - Andrew Craig Miller view on EDGAR
- - Amit Etkin view on EDGAR
- - Ramiro Sanchez view on EDGAR
- - Christopher Nixon Cox view on EDGAR
- - Husseini Manji view on EDGAR
- - Andrew Dreyfus view on EDGAR
- - Gwill York view on EDGAR
Related companies with recent insider activity
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Health Care
- Where ANRO's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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