Skip to content
buyModerate

Mark E Strome bought $200k of ZIVO

owner at Zivo Bioscience, Inc.. 100,000 shares at an average of $2.00, traded Apr 17, 2026, filed Apr 24, 2026.

Conviction score
43
Value
$200k
100,000 shares
Holdings after
572,942
+21% from before
From 52-week low
0%
low $2.11, close $2.11
From 52-week high
-89%
high $19.01, as of Apr 17, 2026

Score components

  • Role
    10% owner
    +12
  • Trade size
    $200k at market
    +12
  • Relative to holdings
    Holdings up 21%
    +6
  • Price context
    0% above the 52-week low; 89% below the 52-week high
    +18
  • Cluster
    No other insider buying within 14 days
    0
  • Repeat buying
    2 buys in 90 days
    +5
  • Track record
    Median 6-month excess return -72% over 3 past buys
    -5
  • Outside holder
    A 10% owner who is not an officer or director
    -5

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.

ZIVOOct 12, 2026 · close 5.30
Since filing Apr 24, 2026: +341.7%SPY +9.5% · excess +332.1%

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 0001213900-26-047650, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Apr 17, 2026POpen-market purchase
Common Stockindirect: By entity
+100,000$2.00$200k572,942Apr 24, 2026

Related signals

Other insiders at Zivo Bioscience, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
23Weak
ZIVObuy
Zivo Bioscience, Inc.
Laith L Yaldoo
director, owner
$15k
1,543 shares
+0%
35Weak
ZIVObuy 2
Zivo Bioscience, Inc.
Mark E Strome
owner
$195k
20,000 shares
+4%
31Weak
ZIVObuy 2
Zivo Bioscience, Inc.
Laith L Yaldoo
director, owner
$25k
2,434 shares
+0%
48Moderate
ZIVObuy 4
Zivo Bioscience, Inc.
Alison A Cornell
director
$100k
11,709 shares
+4%
68Notable
ZIVObuy 4
Zivo Bioscience, Inc.
John Bernard Payne
President and CEO
$100k
11,709 shares
+148%
33Weak
ZIVObuy 4
Zivo Bioscience, Inc.
Christopher D. Maggiore
director, owner
$15k
1,766 shares
+0%
38Weak
ZIVObuy 4
Zivo Bioscience, Inc.
Laith L Yaldoo
director, owner
$15k
1,766 shares
+0%
23Weak
ZIVObuy
Zivo Bioscience, Inc.
Laith L Yaldoo
director, owner
$25k
2,777 shares
+0%
43Moderate
ZIVObuy 3
Zivo Bioscience, Inc.
Mark E Strome
owner
$250k
20,259 shares
+5%
38Weak
ZIVObuy 3
Zivo Bioscience, Inc.
Laith L Yaldoo
director, owner
$20k
1,659 shares
+0%

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.

Mark E Strome bought $200k of ZIVO | InsiderTell