Peter J. Mariani
CIK: 0001222357
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
Cytosorbents Corp
Discretionary Trading P&L
Holdings
Transaction History (9 total)
- Jun 15, 2026CTSO
Cytosorbents Corp
Purchase(P)Direct100K shares at avg. $0.44$44K - Aug 8, 2025CTSO
Cytosorbents Corp
Award(A)Direct71.5K shares- - Feb 24, 2025CTSO
Cytosorbents Corp
Out-of-Term(O)Direct32.6K shares at avg. $1.13$37K - Jan 17, 2025CTSO
Cytosorbents Corp
Other(J)DirectSeries B Right Warrants
32.6K shares- - Jan 17, 2025CTSO
Cytosorbents Corp
In-the-Money(X)Direct32.6K shares at avg. $1.00$33K - Jan 17, 2025CTSO
Cytosorbents Corp
Other(J)DirectSeries A Right Warrants
32.6K shares- - Dec 13, 2024CTSO
Cytosorbents Corp
Purchase(P)Direct20K shares at avg. $0.96$19K - Dec 12, 2024CTSO
Cytosorbents Corp
Purchase(P)Direct20K shares at avg. $0.89$18K - Dec 11, 2024CTSO
Cytosorbents Corp
Purchase(P)Direct11.4K shares at avg. $0.89$10K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Jun 15, 2026 | CTSO Cytosorbents Corp | Purchase(P) | 100,000 | $0.44 | $44,000 | Direct |
| Aug 8, 2025 | CTSO Cytosorbents Corp | Award(A) | 71,500 | - | - | Direct |
| Feb 24, 2025 | CTSO Cytosorbents Corp | Out-of-Term(O) | 32,625 | $1.13 | $36,866 | Direct |
| Jan 17, 2025 | CTSO Cytosorbents Corp | Other(J) Series B Right Warrants | 32,625 | - | - | Direct |
| Jan 17, 2025 | CTSO Cytosorbents Corp | In-the-Money(X) | 32,625 | $1.00 | $32,625 | Direct |
| Jan 17, 2025 | CTSO Cytosorbents Corp | Other(J) Series A Right Warrants | 32,625 | - | - | Direct |
| Dec 13, 2024 | CTSO Cytosorbents Corp | Purchase(P) | 20,000 | $0.96 | $19,294 | Direct |
| Dec 12, 2024 | CTSO Cytosorbents Corp | Purchase(P) | 20,000 | $0.89 | $17,872 | Direct |
| Dec 11, 2024 | CTSO Cytosorbents Corp | Purchase(P) | 11,363 | $0.89 | $10,103 | Direct |
1-9 of 9 transactions
About MARIANI PETER J
MARIANI PETER J (SEC CIK 0001222357) files insider reports with the SEC as Chief Financial Officer of Cytosorbents Corp (CTSO).
Signal8 holds 6 ownership filings by MARIANI PETER J, all Form 4s, filed between Dec 13, 2024 and Jun 16, 2026. Those filings report 9 transactions, from Dec 11, 2024 to Jun 15, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on MARIANI PETER J's filings is in PRINCETON, NJ.
Recent filings by MARIANI PETER J
- Jun 15, 2026: Open-market purchase of CTSO shares (Form 4, code P).
- Aug 8, 2025: Grant or award of CTSO shares (Form 4, code A).
- Feb 24, 2025: Out-of-the-money exercise transaction of CTSO shares (Form 4, code O).
- Jan 17, 2025: Other transaction of CTSO derivative securities (Form 4, code J).
- Jan 17, 2025: Option exercise of CTSO shares (Form 4, code X).
Other insiders filing for Cytosorbents Corp (CTSO)
- Chan Phillip P., Chief Executive Officer
- Capponi Vincent, President and COO
- Sobel Alan D., Director
- Jones Edward Raymond, Director
- BATOR MICHAEL G., Director
- Kim Jiny, Director