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buyWeak

Peter J Mariani bought $28k of CTSO

Chief Financial Officer at Cytosorbents Corp. 31,363 shares at an average of $0.89, traded Dec 11, 2024, filed Dec 13, 2024.

Conviction score
30
Value
$28k
31,363 shares
Holdings after
381,363
+9% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    CFO
    +22
  • Trade size
    $28k at market
    +5
  • Relative to holdings
    Holdings up 9%
    +3
  • Price context
    No price history yet
    0
  • Cluster
    No other insider buying within 14 days
    0
  • Repeat buying
    First buy in 90 days
    0
  • Track record
    Too few past buys to judge (0 with prices)
    0

What happened after comparable buys

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m -7.1%, 3m +8.9%, 6m +7.9%.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

CTSOOct 12, 2026 · close 3.59
Since filing Dec 13, 2024: -82.2%SPY +31.8% · excess -114.0%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001104659-24-128223, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Dec 11, 2024POpen-market purchase
Common Stock
+11,363$0.89$10k361,363Dec 13, 2024
Dec 12, 2024POpen-market purchase
Common Stock
+20,000$0.89$18k381,363Dec 13, 2024

Related signals

Other insiders at Cytosorbents Corp and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
38Weak
CTSObuy 3
Cytosorbents Corp
Vincent Capponi
President and COO
$13k
2,073 shares
+5%
45Moderate
CTSObuy 3
Cytosorbents Corp
Phillip P. Chan
Chief Executive Officer
$23k
3,774 shares
+4%
36Weak
CTSObuy 3
Cytosorbents Corp
Alan D. Sobel
director
$15k
2,500 shares
+34%
51Moderate
CTSObuy 3
Cytosorbents Corp
Phillip P. Chan
Chief Executive Officer
$70k
200,000 shares
+11%
47Moderate
CTSObuy 2
Cytosorbents Corp
Peter J Mariani
Chief Financial Officer
$44k
100,000 shares
+19%
64Notable
CTSObuy 2
Cytosorbents Corp
Phillip P. Chan
Chief Executive Officer
$105k
261,469 shares
+18%
30Weak
CTSObuy
Cytosorbents Corp
Peter J Mariani
Chief Financial Officer
$19k
20,000 shares
+5%
51Moderate
CTSObuy 8
Cytosorbents Corp
Michael G. Bator
director
$50k
37,594 shares
+43%
55Moderate
CTSObuy 8
Cytosorbents Corp
Kathleen P. Bloch
Chief Financial Officer
$50k
37,594 shares
+9%
48Moderate
CTSObuy 8
Cytosorbents Corp
Vincent Capponi
President & COO
$25k
18,797 shares
+3%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Peter J Mariani bought $28k of CTSO | InsiderTell