Insider · CIK 0001480011
Niccolo de Masi
Files at RSI (Rush Street Interactive, Inc.), IONQ (IonQ, Inc.), PL (Planet Labs PBC). First filing Jun 10, 2025, latest Sep 12, 2025.
Niccolo de Masi files SEC Form 4 as CEO, president and director at RSI (Rush Street Interactive, Inc.), and also at IONQ (IonQ, Inc.), PL (Planet Labs PBC). Since Jun 10, 2025, Niccolo de Masi has reported 0 open-market buys worth $0 and 7 open-market sells worth $133M, the latest filed on Sep 12, 2025.
A track record needs three past buys with six months of prices behind them; Niccolo de Masi has 0, so none is measured yet.
The newest scored trade: sold $716k of IONQ on Sep 11, 2025, filed Sep 12, 2025, scored 61 (notable).
Where the trades landed
Last year at the 2 companies this insider has traded most, with each buy and sell on the bar it happened.
RSI: Rush Street Interactive, 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™
IONQ: IonQ, 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 |
|---|---|---|---|---|---|
| 61Notable | IonQ, Inc. | $716k 16,120 shares | -1% | +551% from low-8% from high | |
| 55Moderate | Rush Street Interactive, Inc. | $8.2M 446,094 shares | -100% | +111% from low0% from high | |
| 55Moderate | Rush Street Interactive, Inc. | $6.8M 446,094 shares | -50% | +57% from low-10% from high | |
| 45Moderate | Rush Street Interactive, Inc. | $4.5M 316,465 shares | -26% | +48% from low-16% from high | |
| 45Moderate | Rush Street Interactive, Inc. | $7.9M 575,722 shares | -32% | +39% from low-21% from high | |
| 65Notable | IonQ, Inc. | $105M 2,597,500 shares | -100% | +449% from low-22% from high | |
| 56Moderate | IonQ, Inc. | $392k 9,280 shares | -1% | +454% from low-22% 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 |
|---|---|---|---|---|---|
| Dec 10, 2025 | IONQ IonQ, Inc. | 17,690 0.01% of outstanding | $932k | Dec 11, 2025 | $716k |
| Sep 29, 2025 | PL PLANET LABS PBC | 42,916 0.33% of outstanding | $139k | Sep 29, 2025 | $1.5M |
| Sep 17, 2025 | PL PLANET LABS PBC | 170,262 1.33% of outstanding | $350k | Sep 17, 2025 | $1.2M |
| Sep 16, 2025 | PL PLANET LABS PBC | 422,335 3.29% of outstanding | $846k | Sep 16, 2025 | $350k |
| Sep 12, 2025 | PL PLANET LABS PBC | 169,694 1.32% of outstanding | $340k | Sep 12, 2025 | $19k |
| Sep 11, 2025 | IONQ IonQ, Inc. | 20,470 0.01% of outstanding | $901k | Sep 11, 2025 | $105M |
| Aug 19, 2025 | PL PLANET LABS PBC | 10,000 0.08% of outstanding | $10k | Aug 19, 2025 | $8,293 |
| Jul 31, 2025 | RSI Rush Street Interactive, Inc. | 446,094 0.47% of outstanding | $7.2M | Jul 31, 2025 | $19M |
| Jul 11, 2025 | PL Planet Labs PBC | 3,011,400 1.07% of outstanding | $20M | Jul 11, 2025 | $8,293 |
| Jul 7, 2025 | RSI Rush Street Interactive, Inc. | 334,616 0.35% of outstanding | $5.0M | Jul 7, 2025 | $14M |
| Jul 3, 2025 | RSI Rush Street Interactive, Inc. | 111,478 0.12% of outstanding | $1.7M | Jul 3, 2025 | $12M |
| Jun 13, 2025 | PL PLANET LABS PBC | 3,800 0.03% of outstanding | $2,443 | Jun 13, 2025 | none |
| Jun 13, 2025 | RSI Rush Street Interactive, Inc. | 892,187 0.93% of outstanding | $12M | Jun 13, 2025 | none |
| Jun 12, 2025 | PL PLANET LABS PBC | 8,600 0.07% of outstanding | $5,850 | Jun 12, 2025 | none |
| Jun 11, 2025 | IONQ IONQ, INC. | 2,597,500 1.05% of outstanding | $103M | Jun 11, 2025 | $392k |
| Jun 6, 2025 | IONQ IonQ, Inc. | 13,320 0.01% of outstanding | $488k | Jun 9, 2025 | none |
Transactions
Every row this insider has filed, 22 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Sep 11, 2026 | IONQ IonQ, Inc. | FTax withholding Common Stock | -16,121 | $37.09 | $598k | 1,123,426 | 28 d ago |
| Mar 14, 2026 | RSI Rush Street Interactive, Inc. | AGrant or award Class A Common Stock | +7,968 | $0.00 | $0 | 23,171 | Mar 17, 2026 |
| Mar 11, 2026 | IONQ IonQ, Inc. | FTax withholding Common Stock | -20,785 | $34.80 | $723k | 1,155,667 | Mar 13, 2026 |
| Feb 20, 2026 | IONQ IonQ, Inc. | AGrant or award Common Stock | +11,556 | $0.00 | $0 | 1,176,452 | Feb 20, 2026 |
| Dec 11, 2025 | IONQ IonQ, Inc. | FTax withholding Common Stock | -16,290 | $50.49 | $822k | 1,164,896 | Dec 15, 2025 |
| Sep 11, 2025 | IONQ IonQ, Inc. | SOpen-market sale Common Stock | -16,120 | $44.40 | $716k | 1,181,186 | Sep 12, 2025 |
| Aug 13, 2025 | IONQ IonQ, Inc. | AGrant or award Common Stock | +485,319 | $0.00 | $0 | 1,197,306 | Aug 15, 2025 |
| Jul 31, 2025 | RSI Rush Street Interactive, Inc. | SOpen-market sale Class A Common Stockindirect: See Footnote10b5-1 | -446,094 | $18.35 | $8.2M | 0 | Aug 1, 2025 |
| Jul 3, 2025 | RSI Rush Street Interactive, Inc. | SOpen-market sale Class A Common Stockindirect: See Footnote10b5-1 | -111,478 | $15.10 | $1.7M | 780,710 | Jul 8, 2025 |
| Jul 7, 2025 | RSI Rush Street Interactive, Inc. | SOpen-market sale Class A Common Stockindirect: See Footnote10b5-1 | -276,163 | $15.15 | $4.2M | 504,547 | Jul 8, 2025 |
| Jul 8, 2025 | RSI Rush Street Interactive, Inc. | SOpen-market sale Class A Common Stockindirect: See Footnote10b5-1 | -58,453 | $15.28 | $893k | 446,094 | Jul 8, 2025 |
| Jun 18, 2025 | RSI Rush Street Interactive, Inc. | SOpen-market sale Class A Common Stockindirect: See Footnote10b5-1 | -286,769 | $14.08 | $4.0M | 921,884 | Jun 20, 2025 |
| Jun 20, 2025 | RSI Rush Street Interactive, Inc. | SOpen-market sale Class A Common Stockindirect: See Footnote10b5-1 | -29,696 | $13.90 | $413k | 892,188 | Jun 20, 2025 |
| Jun 12, 2025 | PL Planet Labs PBC | SOpen-market sale Warrantsderivativeindirect: By Isalea Investments LP | -8,600 | $0.68 | $5,850 | 1,474,733 | Jun 18, 2025 |
| Jun 13, 2025 | PL Planet Labs PBC | SOpen-market sale Warrantsderivativeindirect: By Isalea Investments LP | -3,800 | $0.64 | $2,443 | 1,470,933 | Jun 18, 2025 |
| Jun 13, 2025 | RSI Rush Street Interactive, Inc. | SOpen-market sale Class A Common Stockindirect: See Footnote10b5-1 | -171,023 | $13.37 | $2.3M | 1,613,352 | Jun 17, 2025 |
| Jun 16, 2025 | RSI Rush Street Interactive, Inc. | SOpen-market sale Class A Common Stockindirect: See Footnote10b5-1 | -180,362 | $13.70 | $2.5M | 1,432,990 | Jun 17, 2025 |
| Jun 17, 2025 | RSI Rush Street Interactive, Inc. | SOpen-market sale Class A Common Stockindirect: See Footnote10b5-1 | -224,337 | $13.92 | $3.1M | 1,208,653 | Jun 17, 2025 |
| Jun 11, 2025 | IONQ IonQ, Inc. | SOpen-market sale Common Stockindirect: See footnote10b5-1 | -2,597,500 | $40.34 | $105M | 0 | Jun 13, 2025 |
| Jun 9, 2025 | IONQ IonQ, Inc. | SOpen-market sale Common Stock | -9,280 | $42.23 | $392k | 711,987 | Jun 10, 2025 |
| May 29, 2025 | RSI Rush Street Interactive, Inc. | AGrant or award Class A Common Stock | +10,958 | $0.00 | $0 | 15,203 | May 29, 2025 |
| Feb 26, 2025 | IONQ IonQ, Inc. | AGrant or award Common Stock | +668,226 | $0.00 | $0 | 721,267 | Feb 28, 2025 |
Questions about Niccolo de Masi
Answered from the filings on this page, as of the latest one.
Is Niccolo de Masi buying or selling?
Not in the last 12 months. Niccolo de Masi's latest open-market trade on SEC Form 4 was sold $716k of IONQ on Sep 11, 2025.
How did Niccolo de Masi's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Niccolo de Masi has 0.
Where does Niccolo de Masi file Form 4?
Niccolo de Masi has filed Form 4 at RSI (Rush Street Interactive, Inc.); IONQ (IonQ, Inc.) as President and CEO; PL (Planet Labs PBC). 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.