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buyModerate cluster of 4

Christopher Thomas Giordano bought $20k of TENX

CEO at TENAX THERAPEUTICS, INC.. 2,605 shares at an average of $7.68, traded Nov 18, 2025, filed Nov 20, 2025.

Conviction score
48
Value
$20k
2,605 shares
Holdings after
2,605
change unknown
From 52-week low
+61%
low $4.77, close $7.68
From 52-week high
-2%
high $7.83, as of Nov 18, 2025

Score components

  • Role
    CEO
    +25
  • Trade size
    $20k at market
    0
  • Relative to holdings
    First purchase: no shares before this trade
    +8
  • Price context
    Near the top of the 52-week range
    0
  • Cluster
    4 insiders buying within 14 days
    +15
  • 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.

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.

TENXOct 9, 2026 · close 1.87
Since filing Nov 20, 2025: -75.7%SPY +20.6% · excess -96.3%

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 0001871714-25-000002, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Nov 18, 2025POpen-market purchase
Common Stock
+1,612$7.75$13k1,612Nov 20, 2025
Nov 19, 2025POpen-market purchase
Common Stock
+455$7.51$3,4172,067Nov 20, 2025
Nov 20, 2025POpen-market purchase
Common Stock
+538$7.59$4,0832,605Nov 20, 2025

Related signals

Other insiders at TENAX THERAPEUTICS, INC. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
50Moderate
TENXbuy 4
TENAX THERAPEUTICS, INC.
Declan Doogan
director
$102k
53,000 shares
+2331%
50Moderate
TENXbuy 4
TENAX THERAPEUTICS, INC.
Christopher Thomas Giordano
CEO
$20k
10,850 shares
+96%
47Moderate
TENXbuy 4
TENAX THERAPEUTICS, INC.
Thomas R Staab II
Chief Financial Officer
$11k
5,675 shares
+57%
55Moderate
TENXbuy 4
TENAX THERAPEUTICS, INC.
ADAR1 Capital Management, LLC
owner
$1.6M
900,000 shares
+16%
50Moderate
TENXbuy 3
TENAX THERAPEUTICS, INC.
ADAR1 Capital Management, LLC
owner
$1.4M
770,333 shares
+16%
37Weak
TENXbuy
TENAX THERAPEUTICS, INC.
Stuart Rich
Chief Medical Officer
$51k
5,000 shares
+200%
39Weak
TENXbuy 2
TENAX THERAPEUTICS, INC.
Stuart Rich
Chief Medical Officer
$46k
5,000 shares
+1880%
38Weak
TENXbuy 3
TENAX THERAPEUTICS, INC.
June Sherie Almenoff
director
$15k
1,993 shares
-
38Weak
TENXbuy 3
TENAX THERAPEUTICS, INC.
June Sherie Almenoff
director
$15k
1,993 shares
-
52Moderate
TENXbuy 3
TENAX THERAPEUTICS, INC.
Thomas McGauley
Interim CFO
$58k
8,000 shares
-

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.

Christopher Thomas Giordano bought $20k of TENX | InsiderTell