VivoSim Labs, INC. (Nasdaq: VIVS), an SEC filer in Biological Products, (No Diagnostic Substances), closed at $0.29, -2.6%, on 2026-08-28, with a market cap of $4M as of 2026-08-27, a return on equity of -35.3%, a net margin of -1727.8% and 3-year sales growth of -54.2%. Institutional ownership, earnings history and filed financials are on the tabs below.
| # | Holder | Shares | Value | % of shares out | Δ QoQ |
|---|---|---|---|---|---|
| 1 | GEODE CAPITAL MANAGEMENT, LLC | 36,85036,850 | $52,697 | 1.41% | ADD 78% |
| 2 | GOLDMAN SACHS GROUP INC | 16,07216,072 | $22,983 | 0.62% | NEW |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 15,37115,371 | $21,981 | 0.59% | NEW |
| 4 | BlackRock, Inc. | 11,81711,817 | $16,898 | 0.45% | — |
| 5 | VANGUARD FIDUCIARY TRUST CO | 7,0037,003 | $10,014 | 0.27% | NEW |
| 6 | CITIGROUP INC | 6,5046,504 | $9,301 | 0.25% | ADD 33% |
| 7 | Tower Research Capital LLC (TRC) | 2,3082,308 | $3,300 | 0.09% | ADD 22% |
| 8 | UBS Group AG | 952952 | $1,361 | 0.04% | ADD 5850% |
| 9 | SBI Securities Co., Ltd. | 221221 | $316 | 0.01% | — |
| 10 | Allworth Financial LP | 208208 | $298 | 0.01% | — |
Ranked by each filer’s own reported value, not shares.
1 holder — The filer reported no value for this line, so it carries no dollar figure and is left out of the percentage and value columns.
| Biggest buyers | Δ shares | Δ value | |
|---|---|---|---|
| GEODE CAPITAL MANAGEMENT, LLC | +16,201 | $23,167 | ADD |
| GOLDMAN SACHS GROUP INC | +16,072 | $22,983 | OPEN |
| VANGUARD CAPITAL MANAGEMENT LLC | +15,371 | $21,981 | OPEN |
| VANGUARD FIDUCIARY TRUST CO | +7,003 | $10,014 | OPEN |
| CITIGROUP INC | +1,630 | $2,331 | ADD |
| Biggest sellers | Δ shares | Δ value | |
|---|---|---|---|
| VANGUARD GROUP INC | −22,374 | $31,995 | CLOSE |
| CITADEL ADVISORS LLC | −19,449 | $27,812 | CLOSE |
| TWO SIGMA INVESTMENTS, LP | −11,830 | $16,917 | CLOSE |
| NORTHERN TRUST CORP | −10,535 | $15,065 | CLOSE |
| Farther Finance Advisors, LLC | −58 | $83 | CLOSE |
Prior quarter split-rebased · 13Fs are long, US-listed only.
| Holder | 2024-Q4 | 2025-Q1 | 2025-Q2 | 2025-Q3 | 2025-Q4 | 2026-Q1 | Latest value |
|---|---|---|---|---|---|---|---|
| GEODE CAPITAL MANAGEMENT, LLC | — | — | — | 18K | 21K | 37K | $52,697 |
| GOLDMAN SACHS GROUP INC | — | — | — | — | — | 16K | $22,983 |
| VANGUARD CAPITAL MANAGEMENT LLC | — | — | — | — | — | 15K | $21,981 |
| BlackRock, Inc. | — | 12K | 12K | 12K | 12K | 12K | $16,898 |
| VANGUARD FIDUCIARY TRUST CO | — | — | — | — | — | 7K | $10,014 |
| CITIGROUP INC | — | — | 1 | 71 | 5K | 7K | $9,301 |
| Tower Research Capital LLC (TRC) | — | 179 | 2K | 1K | 2K | 2K | $3,300 |
| UBS Group AG | — | 53 | 14K | 15K | 16 | 952 | $1,361 |
| SBI Securities Co., Ltd. | — | 169 | 219 | 221 | 221 | 221 | $316 |
| Allworth Financial LP | — | 208 | 208 | 208 | 208 | 208 | $298 |
Green = added, red = trimmed, grey = held; a dash is a quarter with no 13F on file — a gap, not an exit.
Breaks = no 13F that quarter.
Short interest has its own tab now — open SI →
SEC Form 13F · ~10,250 filers, 10y · long-only, US-listed, filed ≤45d after quarter-end.
| Holder | % of class | Type | As of | |
|---|---|---|---|---|
| Esousa Group Holdings LLC | 9.9% | Passive | 2026-06-30 | SEC → |
SEC Schedule 13D/G XML · group aggregate.
