17 transactions on file (2 open-market purchases and 7 open-market sales).
7 open-market sales by CTGO insiders, between Jan 8, 2026 and Aug 19, 2026.
Discretionary.
Planned (10b5-1).
Not stated.
The 2 open-market purchases on file carry no plan label.
| Date | Insider | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-08-19 | Clark Michael Aaron CFO Open-market sale Discretionary | Open-market sale Discretionary | −1,289 | $20.94 | −26.99K | 54,709 |
| 2026-08-19 | Larimer David Gregory VP Exploration Open-market sale Discretionary | Open-market sale Discretionary | −96 | $20.94 | −2.01K | 17,997 |
| 2026-06-25 | Van Nieuwenhuyse Rick President & CEO · Director Open-market purchase | Open-market purchase | +4,111 | $15.24 | +62.65K | 555,251 |
| 2026-04-08 | Khunkhun Shawn President and Director · Director Option exercise | Option exercise | +20,650 | $12.46 | +257.3K | 90,389 |
| 2026-04-08 | Devine Darren Paul Director Option exercise | Option exercise | +10,325 | $12.46 | +128.65K | 49,471 |
12 more transactions are on Measure
Free, no card, and it does not expire. See what the paid plans add
| Insider | Role | On Sep 23, 2025 | Now | Change | Sold | Shape |
|---|---|---|---|---|---|---|
| Clark Michael AaronCFO & Secretary | CFO & Secretary | 59,970 | 54,709 | −8.77% | $470K$470K no plan | |
| Van Nieuwenhuyse RickPresident & CEO, Director | President & CEO, Director | 558,369 | 555,251 | −0.56% | $897K$897K no plan | |
| Larimer David GregoryVP Exploration | VP Exploration | 15,568 | 17,997 | +15.60% | $51.74K$51.74K no plan |
1 more insider is on Measure
Free, no card, and it does not expire. See what the paid plans add
The assistant answers from what CTGO has actually filed: 17 annual reports filed with the SEC, 17 Form 4 filings from the last year and 2 funds that hold it. Every figure in a reply links to the filing it came from, so an answer can be checked rather than believed.
Press one and the answer appears right here on the page, from CTGO's filings and figures. One a day without an account; a free account has its own, and no card.
Get the next CTGO Form 4 in your inbox: a free account, no card, one email a day at most.
Ten seconds. No card. Nothing to cancel.
Source
From SEC Form 4 filings, filed within two business days of a transaction.
Past transactions say nothing about future ones, and none of this is investment advice.
What each insider held after every open-market trade, over the last twelve months.
Be told the next time a CTGO insider trades
Watch CTGO and every open-market Form 4 worth a row (a purchase, a senior officer's sale, anything at a million dollars) lands in the bell and a daily email, with the 10b5-1 word on it when the filing says so. Free.
See who bought, not who was handed shares
Every Form 4 CTGO insiders file, not just the latest handful, with vesting and tax withholding struck out so what's left reads as a decision.
Every filingMeasure
Follow the investors who hold it
Each stake priced at the quarter it was filed, and diffed against the quarter before: how big a bet it is for them, and by how much it moved.
Every position, sizedMeasure
Ask what a run of filings adds up to
Whether this is one decision or a pattern, and how it compares with CTGO's own history of insider activity.
Free, no card, and it does not expire.
The table above says who traded. This says what CTGO did over the following 30, 90 and 180 days after each open-market purchase and sale, from this company’s own record rather than a study about companies in general, and with the number of transactions shown beside every average.
Free, no card, and it does not expire. See what the paid plans add