Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Rambus Inc (RMBS) since 2015 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Rambus Inc. Table 2 shows the detailed insider transactions. This company's CIK number is 917273.
Total stock buying since 2015: $0.
Total stock sales since 2015: $57,412,878.
Total stock option exercises since 2015: $3,887,667.
| Insider Buying | Insider Sales | Option Exercises | ||||
|---|---|---|---|---|---|---|
| Year | Shares | Value | Shares | Value | Shares | Value |
| 2025 | 0 | $0 | 151,571 | $9,062,929 | 0 | $0 |
| 2024 | 0 | $0 | 216,132 | $13,298,398 | 0 | $0 |
| 2023 | 0 | $0 | 218,230 | $11,305,121 | 29,474 | $405,731 |
| 2022 | 0 | $0 | 332,961 | $10,609,260 | 65,438 | $508,205 |
| 2021 | 0 | $0 | 67,289 | $1,317,940 | 1,779 | $22,806 |
| 2020 | 0 | $0 | 183,484 | $2,792,330 | 81,271 | $1,034,409 |
| 2019 | 0 | $0 | 227,378 | $2,778,806 | 42,844 | $508,594 |
| 2018 | 0 | $0 | 40,410 | $491,874 | 8,173 | $64,307 |
| 2017 | 0 | $0 | 152,441 | $1,999,023 | 66,174 | $492,816 |
| 2016 | 0 | $0 | 166,699 | $2,199,866 | 53,716 | $396,116 |
| 2015 | 0 | $0 | 124,327 | $1,557,331 | 73,139 | $454,683 |
| Trading Period | Insider Buying | Insider Sales | Option Exercises | |||
|---|---|---|---|---|---|---|
| year-month | Shares | Value | Shares | Value | Shares | Value |
| 2025-09 | 0 | $0 | 3,000 | $215,160 | 0 | $0 |
| 2025-08 | 0 | $0 | 12,737 | $955,290 | 0 | $0 |
| 2025-05 | 0 | $0 | 12,271 | $648,418 | 0 | $0 |
| 2025-04 | 0 | $0 | 37,603 | $1,809,430 | 0 | $0 |
| 2025-03 | 0 | $0 | 29,008 | $1,566,930 | 0 | $0 |
| 2025-02 | 0 | $0 | 56,952 | $3,867,701 | 0 | $0 |
| 2024-12 | 0 | $0 | 7,870 | $457,976 | 0 | $0 |
| 2024-05 | 0 | $0 | 11,408 | $643,085 | 0 | $0 |
| 2024-04 | 0 | $0 | 35,530 | $2,143,664 | 0 | $0 |
| 2024-03 | 0 | $0 | 119,320 | $7,398,153 | 0 | $0 |
| 2024-02 | 0 | $0 | 42,004 | $2,655,520 | 0 | $0 |
| 2023-12 | 0 | $0 | 25,269 | $1,663,196 | 0 | $0 |
| 2023-11 | 0 | $0 | 28,685 | $1,771,463 | 25,000 | $348,375 |
| 2023-08 | 0 | $0 | 25,847 | $1,406,478 | 0 | $0 |
| 2023-05 | 0 | $0 | 29,556 | $1,385,050 | 4,474 | $57,356 |
| 2023-04 | 0 | $0 | 50,000 | $2,486,986 | 0 | $0 |
| 2023-03 | 0 | $0 | 50,000 | $2,188,387 | 0 | $0 |
| 2023-02 | 0 | $0 | 8,873 | $403,561 | 0 | $0 |
| 2022-11 | 0 | $0 | 137,401 | $5,218,802 | 15,000 | $209,025 |
| 2022-05 | 0 | $0 | 49,674 | $1,272,361 | 0 | $0 |
| 2022-04 | 0 | $0 | 45,813 | $1,248,730 | 10,438 | $133,980 |
| 2022-03 | 0 | $0 | 90,000 | $2,599,260 | 40,000 | $165,200 |
| 2022-02 | 0 | $0 | 10,073 | $270,107 | 0 | $0 |
| 2021-11 | 0 | $0 | 2,033 | $49,910 | 0 | $0 |
| Trade Date | Insider Name | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-09-02 | Rao Meera | Sale | 3,000 | 71.72 | 215,160 |
| 2025-08-29 | Laub Steven | Sale | 2,261 | 78.72 | 177,994 |
| 2025-08-13 | Higashi Emiko | Sale | 1,075 | 77.75 | 83,581 |
| 2025-08-08 | Sayiner Necip | Sale | 7,500 | 73.53 | 551,445 |
| 2025-08-04 | Shinn John (SVP, General Counsel) | Sale | 790 | 74.61 | 58,945 |
| 2025-08-04 | Higashi Emiko | Sale | 1,111 | 75.00 | 83,325 |
| 2025-05-27 | Laub Steven (Director) | Sale | 1,847 | 55.12 | 101,815 |
| 2025-05-19 | Laub Steven (Director) | Sale | 3,653 | 55.56 | 202,960 |
| 2025-05-09 | Stang Eric B (Director) | Sale | 3,653 | 51.13 | 186,777 |
| 2025-05-05 | Lynch Desmond (SVP, CFO) | Sale | 3,118 | 50.31 | 156,866 |
| 2025-04-23 | Seraphin Luc (President and CEO) | Sale | 6,348 | 46.97 | 298,165 |
| 2025-04-22 | Seraphin Luc (President and CEO) | Sale | 1,255 | 45.00 | 56,475 |
| 2025-04-15 | Seraphin Luc (President and CEO) | Sale | 10,000 | 47.79 | 477,870 |
| 2025-04-08 | Seraphin Luc (President and CEO) | Sale | 10,000 | 46.81 | 468,100 |
| 2025-04-01 | Seraphin Luc (President and CEO) | Sale | 10,000 | 50.88 | 508,820 |
| 2025-03-21 | Shinn John (SVP, General Counsel) | Sale | 7,632 | 55.73 | 425,293 |
| 2025-03-18 | Seraphin Luc (President and CEO) | Sale | 10,000 | 53.79 | 537,890 |
| 2025-03-14 | Lynch Desmond (SVP, CFO) | Sale | 3,743 | 53.27 | 199,389 |
| 2025-03-14 | Shinn John (SVP, General Counsel) | Sale | 7,633 | 52.98 | 404,358 |
| 2025-02-19 | Fan Xianzhi Sean (EVP, COO) | Sale | 52,327 | 68.02 | 3,559,020 |
| 2025-02-19 | Sayiner Necip (Director) | Sale | 4,625 | 66.74 | 308,681 |
| 2024-12-12 | Shinn John (SVP, General Counsel) | Sale | 2,462 | 58.13 | 143,123 |
| 2024-12-12 | Rao Meera (Director) | Sale | 5,408 | 58.22 | 314,853 |
| 2024-05-08 | Stang Eric B (Director) | Sale | 6,000 | 55.85 | 335,100 |
| 2024-05-07 | Stang Eric B (Director) | Sale | 5,408 | 56.95 | 307,985 |
| 2024-04-16 | Seraphin Luc (President and CEO) | Sale | 5,530 | 58.66 | 324,389 |
| 2024-04-09 | Seraphin Luc (President and CEO) | Sale | 15,000 | 61.35 | 920,280 |
| 2024-04-02 | Seraphin Luc (President and CEO) | Sale | 15,000 | 59.93 | 898,995 |
| 2024-03-26 | Shinn John (SVP, General Counsel) | Sale | 3,947 | 62.71 | 247,500 |
| 2024-03-26 | Seraphin Luc (President and CEO) | Sale | 15,000 | 62.69 | 940,380 |
| 2024-03-19 | Shinn John (SVP, General Counsel) | Sale | 3,949 | 58.84 | 232,347 |
| 2024-03-19 | Seraphin Luc (President and CEO) | Sale | 15,000 | 58.35 | 875,295 |
| 2024-03-12 | Shinn John (SVP, General Counsel) | Sale | 3,889 | 62.68 | 243,750 |
| 2024-03-12 | Seraphin Luc (President and CEO) | Sale | 15,000 | 62.69 | 940,275 |
| 2024-03-11 | Lynch Desmond (SVP, CFO) | Sale | 7,837 | 62.21 | 487,571 |
| 2024-03-07 | Shinn John (SVP, General Counsel) | Sale | 3,928 | 64.92 | 255,025 |
| 2024-03-05 | Seraphin Luc (President and CEO) | Sale | 15,000 | 62.17 | 932,580 |
| 2024-03-04 | Fan Xianzhi Sean (SVP, COO) | Sale | 15,770 | 64.91 | 1,023,630 |
| 2024-03-01 | Fan Xianzhi Sean (SVP, COO) | Sale | 20,000 | 60.99 | 1,219,800 |
| 2024-02-20 | Fan Xianzhi Sean (SVP, COO) | Sale | 2,004 | 55.00 | 110,220 |
| 2024-02-12 | Fan Xianzhi Sean (SVP, COO) | Sale | 20,000 | 58.53 | 1,170,620 |
| 2024-02-05 | Fan Xianzhi Sean (SVP, COO) | Sale | 20,000 | 68.73 | 1,374,680 |
| 2023-12-11 | Fan Xianzhi Sean (COO) | Sale | 16,904 | 66.35 | 1,121,546 |
| 2023-12-08 | Lynch Desmond (SVP, CFO) | Sale | 6,838 | 64.78 | 442,945 |
| 2023-12-07 | Lynch Desmond (SVP, CFO) | Sale | 1,527 | 64.64 | 98,705 |
| 2023-11-15 | Stang Eric B (Director) | Sale | 8,685 | 67.16 | 583,293 |
| 2023-11-15 | Laub Steven (Director) | Sale | 2,000 | 66.91 | 133,820 |
| 2023-11-08 | Sayiner Necip (Director) | Option Ex | 15,000 | 13.94 | 209,025 |
| 2023-11-08 | Higashi Emiko (Director) | Sale | 8,000 | 60.00 | 480,000 |
| 2023-11-06 | Sayiner Necip (Director) | Sale | 10,000 | 57.44 | 574,350 |
| 2023-11-06 | Sayiner Necip (Director) | Option Ex | 10,000 | 13.94 | 139,350 |
| 2023-08-29 | Fan Xianzhi Sean (COO) | Sale | 17,309 | 54.99 | 951,821 |
| 2023-08-16 | Stang Eric B (Director) | Sale | 8,538 | 53.25 | 454,657 |
| 2023-05-15 | Seraphin Luc (President and CEO) | Sale | 4,556 | 49.37 | 224,925 |
| 2023-05-15 | Seraphin Luc (President and CEO) | Option Ex | 4,474 | 12.82 | 57,356 |
| 2023-05-08 | Seraphin Luc (President and CEO) | Sale | 12,500 | 47.98 | 599,750 |
| 2023-05-01 | Seraphin Luc (President and CEO) | Sale | 12,500 | 44.83 | 560,375 |
| 2023-04-24 | Seraphin Luc (President and CEO) | Sale | 12,500 | 49.41 | 617,675 |
| 2023-04-17 | Seraphin Luc (President and CEO) | Sale | 12,500 | 49.58 | 619,712 |
| 2023-04-10 | Seraphin Luc (President and CEO) | Sale | 12,500 | 48.69 | 608,562 |
| 2023-04-03 | Seraphin Luc (President and CEO) | Sale | 12,500 | 51.28 | 641,037 |
| 2023-03-27 | Seraphin Luc (President and CEO) | Sale | 12,500 | 44.99 | 562,325 |
| 2023-03-20 | Seraphin Luc (President and CEO) | Sale | 12,500 | 44.20 | 552,475 |
| 2023-03-13 | Seraphin Luc (President and CEO) | Sale | 12,500 | 41.06 | 513,262 |
| 2023-03-06 | Seraphin Luc (President and CEO) | Sale | 12,500 | 44.83 | 560,325 |
| 2023-02-13 | Stang Eric B (Director) | Sale | 6,000 | 45.46 | 272,760 |
| 2023-02-10 | Sayiner Necip (Director) | Sale | 2,873 | 45.53 | 130,801 |
| 2022-11-18 | Fan Xianzhi Sean (COO) | Sale | 52,852 | 37.88 | 2,002,192 |
| 2022-11-16 | Fan Xianzhi Sean (COO) | Sale | 10,277 | 38.30 | 393,567 |
| 2022-11-15 | Fan Xianzhi Sean (COO) | Sale | 51,772 | 38.51 | 1,993,843 |
| 2022-11-15 | Sayiner Necip (Director) | Sale | 15,000 | 38.16 | 572,355 |
| 2022-11-15 | Sayiner Necip (Director) | Option Ex | 15,000 | 13.94 | 209,025 |
| 2022-11-03 | Stang Eric B (Director) | Sale | 7,500 | 34.25 | 256,845 |
| 2022-05-09 | Kissner Charles (Director) | Sale | 9,674 | 24.78 | 239,741 |
| 2022-05-06 | Kissner Charles (Director) | Sale | 20,000 | 25.72 | 514,400 |
| 2022-05-05 | Kissner Charles (Director) | Sale | 20,000 | 25.91 | 518,220 |
| 2022-04-25 | Seraphin Luc (President and CEO) | Sale | 8,313 | 25.30 | 210,318 |
| 2022-04-25 | Seraphin Luc (President and CEO) | Option Ex | 8,313 | 12.84 | 106,738 |
| 2022-04-18 | Seraphin Luc (President and CEO) | Sale | 12,500 | 25.78 | 322,262 |
| 2022-04-18 | Seraphin Luc (President and CEO) | Option Ex | 2,125 | 12.82 | 27,242 |
| 2022-04-11 | Seraphin Luc (President and CEO) | Sale | 12,500 | 25.86 | 323,275 |
| 2022-04-04 | Seraphin Luc (President and CEO) | Sale | 12,500 | 31.43 | 392,875 |
| 2022-03-28 | Seraphin Luc (President and CEO) | Sale | 12,500 | 32.30 | 403,775 |
| 2022-03-21 | Seraphin Luc (President and CEO) | Sale | 12,500 | 31.09 | 388,675 |
| 2022-03-14 | Seraphin Luc (President and CEO) | Sale | 12,500 | 26.68 | 333,450 |
| 2022-03-08 | Kissner Charles (Director) | Sale | 40,000 | 28.05 | 1,121,960 |
| 2022-03-08 | Kissner Charles (Director) | Option Ex | 40,000 | 4.13 | 165,200 |
| 2022-03-07 | Seraphin Luc (President and CEO) | Sale | 12,500 | 28.11 | 351,400 |
| 2022-02-15 | Shinn John (SVP, General Counsel) | Sale | 10,073 | 26.82 | 270,107 |
| 2021-11-17 | Shinn John (SVP, General Counsel) | Sale | 2,033 | 24.55 | 49,910 |
| 2021-08-17 | Shinn John (SVP, General Counsel) | Sale | 2,037 | 23.68 | 48,236 |
| 2021-05-17 | Shinn John (SVP, General Counsel) | Sale | 2,037 | 18.43 | 37,541 |
| 2021-03-10 | Jones Keith A (Principal Accounting Officer) | Sale | 10,432 | 19.85 | 207,054 |
| 2021-02-04 | Seraphin Luc (President and CEO) | Sale | 12,605 | 19.09 | 240,642 |
| 2021-02-02 | Seraphin Luc (President and CEO) | Sale | 36,366 | 19.34 | 703,354 |
| 2021-01-04 | Seraphin Luc (President and CEO) | Sale | 1,779 | 17.54 | 31,203 |
| 2021-01-04 | Seraphin Luc (President and CEO) | Option Ex | 1,779 | 12.82 | 22,806 |
| 2020-12-03 | Seraphin Luc (President and CEO) | Sale | 5,930 | 16.32 | 96,765 |
| 2020-12-03 | Seraphin Luc (President and CEO) | Option Ex | 5,930 | 12.82 | 76,022 |
| 2020-12-02 | Kim Jae (SVP, GC & Secretary) | Sale | 12,819 | 16.13 | 206,783 |
| 2020-12-02 | Kim Jae (SVP, GC & Secretary) | Option Ex | 12,819 | 12.65 | 162,160 |
| 2020-11-23 | Kim Jae (SVP, GC & Secretary) | Sale | 10,350 | 16.00 | 165,600 |
| 2020-11-23 | Kim Jae (SVP, GC & Secretary) | Option Ex | 10,350 | 12.82 | 132,687 |
| 2020-11-05 | Kim Jae (SVP, GC & Secretary) | Sale | 2,469 | 15.39 | 37,997 |
| 2020-11-05 | Kim Jae (SVP, GC & Secretary) | Option Ex | 2,469 | 12.31 | 30,393 |
| 2020-11-05 | Seraphin Luc (President and CEO) | Sale | 2,745 | 15.39 | 42,245 |
| 2020-11-05 | Seraphin Luc (President and CEO) | Option Ex | 2,745 | 12.80 | 35,136 |
| 2020-09-16 | Seraphin Luc (President and CEO) | Sale | 2,425 | 14.00 | 33,950 |
| 2020-09-16 | Seraphin Luc (President and CEO) | Option Ex | 2,425 | 12.84 | 31,137 |
| 2020-09-03 | Kim Jae (SVP, GC & Secretary) | Sale | 1,200 | 14.20 | 17,040 |
| 2020-09-03 | Kim Jae (SVP, GC & Secretary) | Option Ex | 1,200 | 12.84 | 15,408 |
| 2020-09-03 | Seraphin Luc (President and CEO) | Sale | 759 | 14.15 | 10,740 |
| 2020-09-03 | Seraphin Luc (President and CEO) | Option Ex | 759 | 12.84 | 9,745 |
| 2020-08-06 | Stang Eric B (Director) | Sale | 17,500 | 14.74 | 257,950 |
| 2020-06-05 | Kim Jae (SVP, GC & Secretary) | Sale | 5,174 | 16.00 | 82,784 |
| 2020-06-05 | Kim Jae (SVP, GC & Secretary) | Option Ex | 5,174 | 12.82 | 66,330 |
| 2020-06-03 | Kim Jae (SVP, GC & Secretary) | Sale | 2,434 | 15.89 | 38,676 |
| 2020-06-03 | Kim Jae (SVP, GC & Secretary) | Option Ex | 2,434 | 11.79 | 28,684 |
| 2020-06-03 | Seraphin Luc (President and CEO) | Sale | 5,930 | 15.65 | 92,816 |
| 2020-06-03 | Seraphin Luc (President and CEO) | Option Ex | 5,930 | 12.82 | 76,022 |
| 2020-05-06 | Seraphin Luc (President and CEO) | Sale | 2,744 | 15.39 | 42,230 |
| 2020-05-06 | Seraphin Luc (President and CEO) | Option Ex | 2,744 | 12.80 | 35,123 |
| 2020-05-05 | Seraphin Luc (President and CEO) | Sale | 4,333 | 14.02 | 60,752 |
| 2020-05-05 | Seraphin Luc (President and CEO) | Option Ex | 4,333 | 12.57 | 54,487 |
| 2020-05-01 | Kissner Charles (Director) | Sale | 4,129 | 12.05 | 49,766 |
| 2020-03-23 | Seraphin Luc (President and CEO) | Sale | 15,733 | 9.77 | 153,648 |
| 2020-03-03 | Fisher Ellis Thomas (Director) | Sale | 750 | 14.07 | 10,552 |
| 2020-02-04 | Kim Jae (SVP, GC & Secretary) | Sale | 31,379 | 16.41 | 514,835 |
| 2020-02-04 | Seraphin Luc (President and CEO) | Sale | 32,722 | 16.41 | 536,837 |
| 2020-01-29 | Seraphin Luc (President and CEO) | Sale | 21,959 | 15.50 | 340,364 |
| 2020-01-29 | Seraphin Luc (President and CEO) | Option Ex | 21,959 | 12.80 | 281,075 |
| 2019-12-26 | Seraphin Luc (President and CEO) | Sale | 6,543 | 14.03 | 91,785 |
| 2019-12-26 | Seraphin Luc (President and CEO) | Option Ex | 6,543 | 12.57 | 82,278 |
| 2019-12-04 | Kim Jae (SVP, GC & Secretary) | Sale | 7,292 | 12.76 | 93,075 |
| 2019-12-03 | Seraphin Luc (President and CEO) | Sale | 3,746 | 12.69 | 47,536 |
| 2019-12-02 | Fisher Ellis Thomas (Director) | Sale | 750 | 13.06 | 9,795 |
| 2019-11-07 | Stang Eric B (Director) | Sale | 37,615 | 14.13 | 531,499 |
| 2019-11-04 | Seraphin Luc (President and CEO) | Sale | 18,226 | 13.94 | 253,997 |
| 2019-10-01 | Kissner Charles (Director) | Sale | 7,055 | 13.25 | 93,457 |
| 2019-09-13 | Kim Jae (SVP, GC & Secretary) | Sale | 3,000 | 14.08 | 42,240 |
| 2019-09-13 | Kim Jae (SVP, GC & Secretary) | Option Ex | 3,000 | 11.26 | 33,780 |
| 2019-09-13 | Seraphin Luc (President and CEO) | Sale | 29,855 | 13.99 | 417,552 |
| 2019-09-13 | Seraphin Luc (President and CEO) | Option Ex | 29,855 | 12.14 | 362,350 |
| 2019-09-10 | Kim Jae (SVP, GC & Secretary) | Sale | 2,297 | 13.00 | 29,861 |
| 2019-09-10 | Kim Jae (SVP, GC & Secretary) | Option Ex | 2,297 | 8.76 | 20,121 |
| 2019-09-03 | Fisher Ellis Thomas (Director) | Sale | 750 | 12.43 | 9,322 |
| 2019-07-24 | Kim Jae (SVP, GC & Secretary) | Sale | 1,149 | 13.00 | 14,937 |
| 2019-07-24 | Kim Jae (SVP, GC & Secretary) | Option Ex | 1,149 | 8.76 | 10,065 |
| 2019-07-03 | Seraphin Luc (President and CEO) | Sale | 18,287 | 11.98 | 219,169 |
| 2019-07-02 | Kissner Charles (Director) | Sale | 3,723 | 12.08 | 44,977 |
Insider trading activities including stock purchases, stock sales, and option exercises of RMBS listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Rambus Inc (symbol RMBS, CIK number 917273) see the Securities and Exchange Commission (SEC) website.