Cytosorbents Corp
CTSOCIK 0001175151 · Every Form 4 filed by insiders at this issuer. See financials →
Annual report (10-K)
Latest 10-K/A filed Apr 15, 2026. Sentiment + YoY language diff vs prior year. Read sections →
Signal:NeutralFull-doc fallback
Full filing:tone 0.0006
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 Cytosorbents Corp
| Name | Roles | Filings |
|---|---|---|
| Deliargyris Efthymios | Officer | 7 |
| Mariani Peter J | Officer | 6 |
| Jones Edward Raymond | Director | 5 |
| Kim Jiny | Director | 5 |
| Kraus Al | Director | 2 |
Showing 6-10 of 10
PrevPage 2 of 2
Top performers
Insiders ranked by realized 90-day signed return on their open-market trades at Cytosorbents Corp. 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 | Mariani Peter J | 3 | 100% | +13.2% | +13.5% | +20.1% | +5.9% |
| 2 | Bator Michael G. | 10 | 0% | -31.8% | -17.9% | -17.9% | -57.1% |
| 3 | Chan Phillip P. | 6 | 0% | -22.3% | -21.7% | -0.5% | -42.9% |
| 4 | Sobel Alan D. | 3 | 0% | -17.4% | -4.6% | -4.6% | -42.9% |
| 5 | Bloch Kathleen P. | 8 | 0% | -11.9% | -8.0% | -4.2% | -42.9% |
| 6 | Capponi Vincent | 6 | 17% | -9.2% | -5.5% | +4.5% | -42.9% |
All filings
74 Form 4 / 4-A filings, newest first
| Filed | Top transaction | Shares | Price | Value | ||
|---|---|---|---|---|---|---|