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The company

VivoSim Labs, Inc.

VIVS · Nasdaq

Health CareBiotechnologyNot moving yet

VIVS stood above a rising 150-day average in 3 of the last 52 weekly readings, and has been out of that trend for the last 37 weeks. It is 81.8% below that average now. Biotechnology: 16% of its 561 stocks in an uptrend (−15 points in four weeks); Health Care: 26% (−10 points in four weeks).

SEC filings

Statistics

Rotation: Not moving yet
Weeks in an uptrend: out for 37
Industry in uptrend: 16% -15 in 4 wk
Insider buys, 12 months: $5,604
Insider sales, 12 months: $7,316
Officials’ trades on record: 0
Institutions holding: 23 (+0)

In the rotation

Each square a week: lit when it closed above a rising 150-day average. 3 of 52 weeks.

20 Apr – 19 Oct

Biotechnology: Few of its stocks are in an uptrend and the share has fallen sharply over four weeks. Health Care: A minority of its stocks are in an uptrend and the share has fallen sharply over four weeks.

Money in and out

1 Nov 2024 – 1 Oct 2026

Open-market buys above the line and sales below, in dollars.

Congress and officials

No member of Congress or official has disclosed a trade in it.

Insiders

Buy orders, 12 months1

Sale orders, 12 months1

Buyers · sellers1 · 1

Who	Did	Shares	Traded
Tony Serge LialinChief Commercial Officer	bought	10,000at $0.2804	31 Aug 2026filed 1 Sep 2026

Lines filed since 2 January 2026, newest first; every insider’s older lines are on their own page.

Institutions

Holders23+0 on the quarter

New · exited3 · 3

Reported value$91K

Quarter to 30 Jun 2026, against 31 Mar 2026; newest filing 31 Aug 2026.

Manager	Shares	Change
GEODE CAPITAL MANAGEMENT, LLCreduced · filed 12 Aug 2026	25,976$28K	-10,874−29.5%
RENAISSANCE TECHNOLOGIES LLCnew · filed 13 Aug 2026	18,500$20K	+18,500
VANGUARD CAPITAL MANAGEMENT LLCunchanged · filed 13 Aug 2026	15,371$16K	00.0%
BlackRock, Inc.unchanged · filed 7 Aug 2026	11,817$13K	00.0%
VANGUARD FIDUCIARY TRUST COunchanged · filed 13 Aug 2026	7,003$7,493	00.0%
Tower Research Capital LLC (TRC)added · filed 11 Aug 2026	5,249$5,616	+2,941+127.4%
SBI Securities Co., Ltd.unchanged · filed 23 Jul 2026	221$236	00.0%
Larson Financial Group LLCunchanged · filed 14 Aug 2026	166$178	00.0%
ALBION FINANCIAL GROUPunchanged · filed 22 Jul 2026	159$171	00.0%
WELLS FARGO & COMPANYunchanged · filed 14 Aug 2026	111$119	00.0%