Insider · CIK 0002125738
David Mark O'Hara
Files at CDZI (CADIZ INC). First filing May 28, 2026, latest May 28, 2026.
In brief
David Mark O'Hara files SEC Form 4 as director at CDZI (CADIZ INC). Since May 28, 2026, David Mark O'Hara has reported 1 open-market buy worth $508k and 0 open-market sells worth $0, the latest filed on May 28, 2026.
A track record needs three past buys with six months of prices behind them; David Mark O'Hara has 0, so none is measured yet.
The newest scored trade: bought $508k of CDZI on May 26, 2026, filed May 28, 2026, scored 51 (moderate). In the last 12 months: 1 buy worth $508k and 0 sells worth $0.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
CDZI: CADIZ INC
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 51Moderate | CDZIbuy CADIZ INC | $508k 110,865 shares | +1589% | +64% from low-34% from high |
Transactions
Every row this insider has filed, 6 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Oct 1, 2026 | CDZI CADIZ INC | AGrant or award Common STock | +4,954 | $3.79 | $19k | 130,311 | 8 d ago |
| Jun 30, 2026 | CDZI CADIZ INC | AGrant or award Common Stock | +3,052 | $4.10 | $13k | 120,893 | Jul 2, 2026 |
| Jul 1, 2026 | CDZI CADIZ INC | AGrant or award Common Stock | +4,464 | $4.20 | $19k | 125,357 | Jul 2, 2026 |
| May 26, 2026 | CDZI CADIZ INC | POpen-market purchase Common Stock | +110,865 | $4.58 | $508k | 117,841 | May 28, 2026 |
| Apr 1, 2026 | CDZI CADIZ INC | AGrant or award Common Stock | +3,267 | $5.74 | $19k | 3,267 | Apr 3, 2026 |
| Apr 1, 2026 | CDZI CADIZ INC | AGrant or award Common Stock | +3,709 | $5.06 | $19k | 6,976 | Apr 3, 2026 |
Questions about David Mark O'Hara
Answered from the filings on this page, as of the latest one.
Is David Mark O'Hara buying or selling?
In the last 12 months David Mark O'Hara reported 1 open-market buy worth $508k and 0 open-market sells worth $0 on SEC Form 4; the latest was bought $508k of CDZI on May 26, 2026. Grants, option exercises and tax withholding are not counted.
How did David Mark O'Hara's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and David Mark O'Hara has 0.
Where does David Mark O'Hara file Form 4?
David Mark O'Hara has filed Form 4 at CDZI (CADIZ INC). A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
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.