Cero Therapeutics Holdings, Inc.
CEROCIK 0001870404 · Every Form 4 filed by insiders at this issuer. See financials →
Annual report (10-K)
Latest 10-K/A filed Apr 30, 2026. Sentiment + YoY language diff vs prior year. Read sections →
Signal:NeutralFull-doc fallback
Full filing:tone -0.0009
Sentiment via Loughran-McDonald lexicon · YoY diff via Jaccard similarity + paragraph set difference.
Recent 8-K announcements
Per-item disclosure feed. Item 2.02 is the earnings release.
Top insiders
Most active reporters at Cero Therapeutics Holdings, Inc.
| Name | Roles | Filings |
|---|---|---|
| Atwood Brian G | OfficerDirector | 12 |
| Laporte Kathleen | Director | 9 |
| Ehrlich Christopher B | OfficerDirector | 8 |
| Byrnes Michael | Director | 6 |
| Rolfe Lindsey | Director | 6 |
Showing 1-5 of 22
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Top performers
Insiders ranked by realized 90-day signed return on their open-market trades at Cero Therapeutics Holdings, Inc.. Minimum 3 scored trades. Returns are signed - a sale followed by a rally counts against the insider.
| # | Insider | Trades | Win rate | Avg | Median | Best | Worst |
|---|---|---|---|---|---|---|---|
| 1 | Kossar Mitchell William | 7 | 100% | +80.8% | +83.2% | +87.3% | +61.1% |
| 2 | Yk Bioventures Opportunities Fund I, L.P. | 7 | 100% | +80.8% | +83.2% | +87.3% | +61.1% |
| 3 | Yk Bioventures Opportunities Gp I, LLC | 7 | 100% | +80.8% | +83.2% | +87.3% | +61.1% |
| 4 | Yeung Gary Kahing | 7 | 100% | +80.8% | +83.2% | +87.3% | +61.1% |
All filings
66 Form 4 / 4-A filings, newest first
| Filed | Top transaction | Shares | Price | Value | ||
|---|---|---|---|---|---|---|