Insider · CIK 0001805728
Magnin Shelly A Dumas
Files at SNDR (Schneider National, Inc.). First filing May 8, 2026, latest May 8, 2026.
In brief
Magnin Shelly A Dumas files SEC Form 4 as officer at SNDR (Schneider National, Inc.). Since May 8, 2026, Magnin Shelly A Dumas has reported 0 open-market buys worth $0 and 1 open-market sell worth $75k, the latest filed on May 8, 2026.
A track record needs three past buys with six months of prices behind them; Magnin Shelly A Dumas has 0, so none is measured yet.
The newest scored trade: sold $75k of SNDR on May 6, 2026, filed May 8, 2026, scored 31 (weak). In the last 12 months: 0 buys worth $0 and 1 sell worth $75k.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
SNDR: Schneider National, 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 |
|---|---|---|---|---|---|
| 31Weak | Schneider National, Inc. | $75k 2,425 shares | -9% | +54% from low-2% from high |
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 |
|---|---|---|---|---|---|
| May 6, 2026 | SNDR SCHNEIDER NATIONAL, INC. | 2,425 0.00% of outstanding | $75k | May 6, 2026 | none |
Transactions
Every row this insider has filed, 20 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| May 6, 2026 | SNDR Schneider National, Inc. | SOpen-market sale Class B Common Stock | -2,425 | $30.90 | $75k | 24,697 | May 8, 2026 |
| Feb 13, 2026 | SNDR Schneider National, Inc. | AGrant or award Class B Common Stock | +3,916 | $0.00 | $0 | 29,790 | Feb 18, 2026 |
| Feb 15, 2026 | SNDR Schneider National, Inc. | FTax withholding Class B Common Stock | -680 | $28.73 | $20k | 29,110 | Feb 18, 2026 |
| Feb 15, 2026 | SNDR Schneider National, Inc. | FTax withholding Class B Common Stock | -813 | $28.73 | $23k | 28,297 | Feb 18, 2026 |
| Feb 15, 2026 | SNDR Schneider National, Inc. | FTax withholding Class B Common Stock | -714 | $28.73 | $21k | 27,583 | Feb 18, 2026 |
| Feb 15, 2026 | SNDR Schneider National, Inc. | FTax withholding Class B Common Stock | -461 | $28.73 | $13k | 27,122 | Feb 18, 2026 |
| Mar 15, 2025 | SNDR Schneider National, Inc. | FTax withholding Class B Common Stock | -468 | $23.75 | $11k | 25,874 | Mar 18, 2025 |
| Feb 14, 2025 | SNDR Schneider National, Inc. | AGrant or award Class B Common Stock | +4,088 | $0.00 | $0 | 28,340 | Feb 19, 2025 |
| Feb 15, 2025 | SNDR Schneider National, Inc. | FTax withholding Class B Common Stock | -813 | $27.52 | $22k | 27,527 | Feb 19, 2025 |
| Feb 15, 2025 | SNDR Schneider National, Inc. | FTax withholding Class B Common Stock | -505 | $27.52 | $14k | 27,022 | Feb 19, 2025 |
| Feb 15, 2025 | SNDR Schneider National, Inc. | FTax withholding Class B Common Stock | -680 | $27.52 | $19k | 26,342 | Feb 19, 2025 |
| Mar 15, 2024 | SNDR Schneider National, Inc. | FTax withholding Class B Common Stock | -395 | $22.55 | $8,907 | 24,720 | Mar 19, 2024 |
| Mar 15, 2024 | SNDR Schneider National, Inc. | FTax withholding Class B Common Stock | -468 | $22.55 | $11k | 24,252 | Mar 19, 2024 |
| Feb 23, 2024 | SNDR Schneider National, Inc. | AGrant or award Class B Common Stock | +7,406 | $0.00 | $0 | 28,700 | Feb 27, 2024 |
| Feb 23, 2024 | SNDR Schneider National, Inc. | FTax withholding Class B Common Stock | -3,585 | $25.45 | $91k | 25,115 | Feb 27, 2024 |
| Feb 15, 2024 | SNDR Schneider National, Inc. | AGrant or award Class B Common Stock | +4,662 | $0.00 | $0 | 22,427 | Feb 20, 2024 |
| Feb 15, 2024 | SNDR Schneider National, Inc. | FTax withholding Class B Common Stock | -483 | $24.14 | $12k | 21,944 | Feb 20, 2024 |
| Feb 15, 2024 | SNDR Schneider National, Inc. | FTax withholding Class B Common Stock | -650 | $24.14 | $16k | 21,294 | Feb 20, 2024 |
| Feb 21, 2023 | SNDR Schneider National, Inc. | AGrant or award Class B Common Stock | +6,716 | $0.00 | $0 | 20,065 | Jan 17, 2024 |
| Feb 21, 2023 | SNDR Schneider National, Inc. | FTax withholding Class B Common Stock | -2,300 | $23.40 | $54k | 17,765 | Jan 17, 2024 |
Questions about Magnin Shelly A Dumas
Answered from the filings on this page, as of the latest one.
Is Magnin Shelly A Dumas buying or selling?
In the last 12 months Magnin Shelly A Dumas reported 0 open-market buys worth $0 and 1 open-market sell worth $75k on SEC Form 4; the latest was sold $75k of SNDR on May 6, 2026. Grants, option exercises and tax withholding are not counted.
How did Magnin Shelly A Dumas's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Magnin Shelly A Dumas has 0.
Where does Magnin Shelly A Dumas file Form 4?
Magnin Shelly A Dumas has filed Form 4 at SNDR (Schneider National, Inc.) as Vice President and Controller. 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.