SEC Insider Transactions from Seraphin Luc.

Last updated: 2026-03-14 11:55 UTC | Total transactions: 37

Seraphin Luc, President and CEO of Rambus Inc. ($RMBS), sold about $6.9 million worth of company shares through 13 open market transactions over the last year. His most recent sale occurred on March 2, 2026. These sales rank him 1,518th among 11,678 insiders in our database by total value sold, below the average of $8.6 million per seller and 6.4 transactions. Luc made no open market purchases during this period.

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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 2, 2026 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 1679 $95.83 369,305.0000 109,235,000 0.45% 0.00%
March 2, 2026 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 13654 $98.22 348,426.0000 109,235,000 3.77% 0.01%
March 2, 2026 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 7225 $97.38 362,080.0000 109,235,000 1.96% 0.01%
March 2, 2026 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 1300 $101.65 331,070.0000 109,235,000 0.39% 0.00%
March 2, 2026 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 6587 $100.20 332,370.0000 109,235,000 1.94% 0.01%
March 2, 2026 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 9469 $99.17 338,957.0000 109,235,000 2.72% 0.01%
Feb. 1, 2026 RAMBUS INC $RMBS Seraphin Luc President and CEO A Common Stock 143744 $0.00 463,507.0000 109,235,000 44.95% 0.13%
Feb. 1, 2026 RAMBUS INC $RMBS Seraphin Luc President and CEO F Common Stock 92523 $113.71 370,984.0000 109,235,000 19.96% 0.08%
April 22, 2025 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 1255 $45.00 325,589.0000 109,041,000 0.38% 0.00%
April 23, 2025 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 6348 $46.97 319,241.0000 109,041,000 1.95% 0.01%
April 15, 2025 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 10000 $47.79 326,844.0000 109,041,000 2.97% 0.01%
April 8, 2025 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 10000 $46.81 336,844.0000 109,041,000 2.88% 0.01%
April 1, 2025 RAMBUS INC $RMBS Seraphin Luc President and CEO A Common Stock 55077 $0.00 362,008.0000 109,041,000 17.94% 0.05%
April 1, 2025 RAMBUS INC $RMBS Seraphin Luc President and CEO F Common Stock 5164 $52.29 356,844.0000 109,041,000 1.43% 0.00%
April 1, 2025 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 10000 $50.88 346,844.0000 109,041,000 2.80% 0.01%
March 25, 2025 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 10000 $58.64 306,931.0000 109,041,000 3.16% 0.01%
March 18, 2025 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 10000 $53.79 316,931.0000 109,041,000 3.06% 0.01%
Feb. 1, 2025 RAMBUS INC $RMBS Seraphin Luc President and CEO F Common Stock 127869 $60.35 326,931.0000 109,041,000 28.12% 0.12%
Feb. 1, 2025 RAMBUS INC $RMBS Seraphin Luc President and CEO A Common Stock 191548 $0.00 454,800.0000 109,041,000 72.76% 0.18%
April 16, 2024 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 5000 $58.66 263,321.0000 110,889,000 1.86% 0.00%
April 16, 2024 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 530 $58.66 262,791.0000 110,889,000 0.20% 0.00%
April 9, 2024 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 5000 $61.35 278,321.0000 110,889,000 1.76% 0.00%
April 9, 2024 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 10000 $61.35 268,321.0000 110,889,000 3.59% 0.01%
April 1, 2024 RAMBUS INC $RMBS Seraphin Luc President and CEO A Common Stock 38566 $0.00 298,321.0000 110,889,000 14.85% 0.03%
April 2, 2024 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 5000 $59.93 293,321.0000 110,889,000 1.68% 0.00%
April 2, 2024 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 10000 $59.94 283,321.0000 110,889,000 3.41% 0.01%
March 26, 2024 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 10000 $62.69 259,755.0000 110,889,000 3.71% 0.01%
March 26, 2024 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 5000 $62.69 269,755.0000 110,889,000 1.82% 0.00%
March 19, 2024 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 10000 $58.36 274,755.0000 110,889,000 3.51% 0.01%
March 19, 2024 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 5000 $58.35 284,755.0000 110,889,000 1.73% 0.00%
March 12, 2024 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 10000 $62.69 289,755.0000 110,889,000 3.34% 0.01%
March 12, 2024 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 5000 $62.68 299,755.0000 110,889,000 1.64% 0.00%
March 5, 2024 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 5000 $62.17 314,755.0000 110,889,000 1.56% 0.00%
March 5, 2024 RAMBUS INC $RMBS Seraphin Luc President and CEO S Common Stock 10000 $62.17 304,755.0000 110,889,000 3.18% 0.01%
Feb. 5, 2024 RAMBUS INC $RMBS Seraphin Luc President and CEO F Common Stock 13363 $68.37 319,755.0000 110,889,000 4.01% 0.01%
Feb. 1, 2024 RAMBUS INC $RMBS Seraphin Luc President and CEO A Common Stock 221310 $0.00 476,642.0000 110,889,000 86.68% 0.20%
Feb. 1, 2024 RAMBUS INC $RMBS Seraphin Luc President and CEO F Common Stock 143524 $68.15 333,118.0000 110,889,000 30.11% 0.13%