Insider · CIK 0001662210
Mark Lowry Maurer
Files at SNEX (StoneX Group Inc.). First filing Dec 16, 2024, latest Sep 15, 2026.
Mark Lowry Maurer files SEC Form 4 as insider at SNEX (StoneX Group Inc.). Since Dec 16, 2024, Mark Lowry Maurer has reported 0 open-market buys worth $0 and 3 open-market sells worth $13M, the latest filed on Sep 15, 2026.
A track record needs three past buys with six months of prices behind them; Mark Lowry Maurer has 0, so none is measured yet.
The newest scored trade: sold $7.0M of SNEX on Sep 14, 2026, filed Sep 15, 2026, scored 23 (weak), under a 10b5-1 plan. In the last 12 months: 0 buys worth $0 and 2 sells worth $12M.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
SNEX: StoneX Group 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 |
|---|---|---|---|---|---|
| 23Weak | StoneX Group Inc. | $7.0M 103,092 shares | -34% | +84% from low-26% from high | |
| 43Moderate | StoneX Group Inc. | $5.0M 40,000 shares | -31% | +80% from low0% from high | |
| 41Moderate | StoneX Group Inc. | $508k 5,000 shares | -9% | - |
Planned sales
Form 144 notices this insider filed before selling restricted or control stock, newest first.
| Filed | Company | Shares | Value | Sale date | Past 3 months |
|---|---|---|---|---|---|
| Dec 12, 2024 | SNEX StoneX Group Inc. | 5,000 0.02% of outstanding | $508k | Dec 12, 2024 | none |
Transactions
Every row this insider has filed, 10 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Sep 14, 2026 | SNEX StoneX Group Inc. | MOption exercise Common Stock10b5-1 | +69,372 | $8.90 | $617k | 306,336 | 28 d ago |
| Sep 14, 2026 | SNEX StoneX Group Inc. | SOpen-market sale Common Stock10b5-1 | -52,564 | $68.83 | $3.6M | 253,772 | 28 d ago |
| Sep 15, 2026 | SNEX StoneX Group Inc. | SOpen-market sale Common Stock10b5-1 | -50,528 | $67.02 | $3.4M | 203,244 | 28 d ago |
| Sep 14, 2026 | SNEX StoneX Group Inc. | MOption exercise Stock Optionsderivative10b5-1 | -69,372 | $0.00 | $0 | 575,622 | 28 d ago |
| Feb 9, 2026 | SNEX StoneX Group Inc. | MOption exercise Common Stock | +40,000 | $20.00 | $800k | 130,331 | Feb 11, 2026 |
| Feb 9, 2026 | SNEX StoneX Group Inc. | SOpen-market sale Common Stock | -40,000 | $124.88 | $5.0M | 90,331 | Feb 11, 2026 |
| Feb 9, 2026 | SNEX StoneX Group Inc. | MOption exercise Stock Optionsderivative | -40,000 | $0.00 | $0 | 410,000 | Feb 11, 2026 |
| Dec 15, 2025 | SNEX StoneX Group Inc. | AGrant or award Restricted Shares of Common Stock | +7,300 | $0.00 | $0 | 90,331 | Dec 17, 2025 |
| Dec 12, 2024 | SNEX StoneX Group Inc. | SOpen-market sale Common Stock | -5,000 | $101.60 | $508k | 48,432 | Dec 16, 2024 |
| Dec 13, 2024 | SNEX StoneX Group Inc. | AGrant or award Restricted Shares of Common Stock | +6,922 | $0.00 | $0 | 55,354 | Dec 16, 2024 |
Questions about Mark Lowry Maurer
Answered from the filings on this page, as of the latest one.
Is Mark Lowry Maurer buying or selling?
In the last 12 months Mark Lowry Maurer reported 0 open-market buys worth $0 and 2 open-market sells worth $12M on SEC Form 4; the latest was sold $7.0M of SNEX on Sep 14, 2026. Grants, option exercises and tax withholding are not counted.
How did Mark Lowry Maurer's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Mark Lowry Maurer has 0.
Where does Mark Lowry Maurer file Form 4?
Mark Lowry Maurer has filed Form 4 at SNEX (StoneX Group 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.