VivoSim Labs, INC. (VIVS) IPO — S-1 Filing, Stock & Insider Activity

VivoSim Labs, INC. IPO — Status & S-1 Filing

Ticker: VIVS
Status: Registered — S-1 filed with the SEC
S-1 filed: 2026-03-27
Exchange: NASDAQ
Expected price range: not yet disclosed (set in a later S-1/A or pricing amendment)
Shares offered: 2,366,862
SEC CIK: 0001497253 · View the S-1 on SEC EDGAR →

VivoSim Labs, INC. is pre-IPO, so no insider Form 4 transactions have been filed yet. Once insiders begin reporting trades after the offering, they will appear on this page automatically.

Track every registration update on the InsiderAlpha IPO tracker.

Updated Jul 16, 2026 · Last SEC filing 2026-01-30

VivoSim Labs, INC. (VIVS) — no SEC Form 4 insider filings recorded in the last 90 days. InsiderAlpha tracks every VIVS SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.

About VivoSim Labs, INC. (VIVS)

SEC CIK	0001497253

Recent VIVS Insider Transactions (Form 4)

Date	Insider	Role	Transaction	Shares	Price	Value	Filing
2026-01-27	STERN ADAM K	Insider	A — Grant or award	15.0K	$0.00	—	SEC
2026-01-27	Milhous Alison Tjosvold	Insider	A — Grant or award	15.0K	$0.00	—	SEC
2026-01-27	Gobel David	Insider	A — Grant or award	15.0K	$0.00	—	SEC
2026-01-27	Cohen Douglas Jay	Insider	A — Grant or award	15.0K	$0.00	—	SEC
2026-01-27	Murphy Keith	EXECUTIVE CHAIRMAN	A — Grant or award	15.0K	$0.00	—	SEC
2025-11-17	Gobel David	Insider	S — Open-market sale	3.3K	$2.24	$7K	SEC

All transactions sourced from SEC EDGAR Form 4 filings for VivoSim Labs, INC. (VIVS). Updated in real time as new filings are submitted to the SEC.

Recent VIVS Form 8-K Material Events

2026-04-03 — Item 1.01, 8.01, 9.01 · Financing · neutral [SEC]
VivoSim Labs priced a best efforts public offering on March 31, 2026, consisting of common stock and/or pre-funded warrants together with common warrants. The initial tranche closed on April 1, 2026, raising capital through the sale of 286,557 shares of common stock and 2,345,022

Recent Insider Filings

2026-01-30 — Cohen Douglas Jay (Insider)
2026-01-30 — Murphy Keith (EXECUTIVE CHAIRMAN)
2026-01-30 — Milhous Alison Tjosvold (Insider)
2026-01-30 — Gobel David (Insider)
2026-01-30 — STERN ADAM K (Insider)

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 VIVS 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

VIVS Insider Trading — FAQ

What is the latest insider trade for VIVS?: VivoSim Labs, INC. (VIVS) had 0 insider filings in the last 90 days, with the most recent on 2026-01-30. InsiderAlpha tracks every Form 4, 10-K, 10-Q, and 8-K filing in real time.
How many insiders are buying VIVS stock?: 0 insider purchases of VIVS were filed in the last 90 days.
How many insiders are selling VIVS stock?: 0 insider sales of VIVS were filed in the last 90 days.
Where can I see VIVS SEC filings (Form 4, 10-K, 10-Q, 8-K)?: InsiderAlpha aggregates every VIVS 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 VIVS dashboard on InsiderAlpha for real-time alerts, charting, and full historical filing search.