SEC Insider Transactions from de Masi Niccolo.

Last updated: 2026-03-17 23:02 UTC | Total transactions: 26

Niccolo de Masi, President and CEO, made no open market purchases of common shares in the last 365 days but conducted significant sales. He sold Rush Street Interactive ($RSI) shares nine times for a total of $27.3 million, with the most recent on July 31, 2025; these rank 518th among 11,678 insiders in our database. For IonQ ($IONQ), he sold three times totaling $105.9 million, most recently on September 11, 2025, ranking 152nd. His sales exceed the average insider amount of $8.6 million across 6.37 transactions.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 14, 2026 Rush Street Interactive, Inc. $RSI de Masi Niccolo Director A Class A Common Stock 7968 $0.00 23,171.0000 236,118,275 52.41% 0.00%
March 11, 2026 IonQ, Inc. $IONQ de Masi Niccolo President and CEO F Common Stock 20785 $34.80 1,155,667.0000 354,279,591 1.77% 0.01%
Feb. 20, 2026 IonQ, Inc. $IONQ de Masi Niccolo President and CEO A Common Stock 11556 $0.00 1,176,452.0000 354,279,591 0.99% 0.00%
Dec. 11, 2025 IonQ, Inc. $IONQ de Masi Niccolo President and CEO F Common Stock 16290 $50.49 1,164,896.0000 354,279,591 1.38% 0.00%
Sept. 11, 2025 IonQ, Inc. $IONQ de Masi Niccolo President and CEO S Common Stock 16120 $44.40 1,181,186.0000 222,842,179 1.35% 0.01%
Aug. 13, 2025 IonQ, Inc. $IONQ de Masi Niccolo President and CEO A Common Stock 485319 $0.00 1,197,306.0000 222,842,179 68.16% 0.22%
July 31, 2025 Rush Street Interactive, Inc. $RSI de Masi Niccolo Director S Class A Common Stock 446094 $18.35 15,203.0000 88,415,067 96.70% 0.50%
July 7, 2025 Rush Street Interactive, Inc. $RSI de Masi Niccolo Director S Class A Common Stock 276163 $15.15 519,750.0000 88,415,067 34.70% 0.31%
July 8, 2025 Rush Street Interactive, Inc. $RSI de Masi Niccolo Director S Class A Common Stock 58453 $15.28 461,297.0000 88,415,067 11.25% 0.07%
July 3, 2025 Rush Street Interactive, Inc. $RSI de Masi Niccolo Director S Class A Common Stock 111478 $15.10 795,913.0000 88,415,067 12.29% 0.13%
June 18, 2025 Rush Street Interactive, Inc. $RSI de Masi Niccolo Director S Class A Common Stock 286769 $14.08 937,087.0000 88,415,067 23.43% 0.32%
June 20, 2025 Rush Street Interactive, Inc. $RSI de Masi Niccolo Director S Class A Common Stock 29696 $13.90 907,391.0000 88,415,067 3.17% 0.03%
June 12, 2025 Planet Labs PBC $PL de Masi Niccolo Director S Warrants 8600 $0.68 1,474,733.0000 292,124,291 0.58% 0.00%
June 13, 2025 Planet Labs PBC $PL de Masi Niccolo Director S Warrants 3800 $0.64 1,470,933.0000 292,124,291 0.26% 0.00%
June 17, 2025 Rush Street Interactive, Inc. $RSI de Masi Niccolo Director S Class A Common Stock 224337 $13.92 1,223,856.0000 88,415,067 15.49% 0.25%
June 13, 2025 Rush Street Interactive, Inc. $RSI de Masi Niccolo Director S Class A Common Stock 171023 $13.37 1,628,555.0000 88,415,067 9.50% 0.19%
June 16, 2025 Rush Street Interactive, Inc. $RSI de Masi Niccolo Director S Class A Common Stock 180362 $13.70 1,448,193.0000 88,415,067 11.07% 0.20%
June 11, 2025 IonQ, Inc. $IONQ de Masi Niccolo President and CEO S Common Stock 2597500 $40.34 711,987.0000 222,842,179 78.49% 1.17%
June 9, 2025 IonQ, Inc. $IONQ de Masi Niccolo President and CEO S Common Stock 9280 $42.23 3,309,487.0000 222,842,179 0.28% 0.00%
May 29, 2025 Rush Street Interactive, Inc. $RSI de Masi Niccolo Director A Class A Common Stock 10958 $0.00 1,799,578.0000 88,415,067 0.61% 0.01%
Feb. 26, 2025 IonQ, Inc. $IONQ de Masi Niccolo President and CEO A Common Stock 668226 $0.00 3,318,767.0000 222,842,179 25.21% 0.30%
Feb. 24, 2025 Rush Street Interactive, Inc. $RSI de Masi Niccolo Director A Class A Common Stock 4245 $0.00 1,788,620.0000 88,415,067 0.24% 0.00%
July 11, 2024 Planet Labs PBC $PL de Masi Niccolo Director A Class A Common Stock 93583 $0.00 3,285,866.0000 279,585,698 2.93% 0.03%
June 6, 2024 IonQ, Inc. $IONQ de Masi Niccolo Not found A Common Stock 23391 $0.00 2,650,541.0000 0 0.89% 0.00%
July 11, 2023 Planet Labs PBC $PL de Masi Niccolo Director A Class A Common Stock 40541 $0.00 3,192,283.0000 267,126,918 1.29% 0.02%
July 11, 2023 Planet Labs PBC $PL de Masi Niccolo Director A Class A Common Stock 54055 $0.00 3,151,742.0000 267,126,918 1.75% 0.02%