RAMBUS INC DEL

Ticker: RMBS CUSIP: 750917106 Class: EQTY

D. E. Shaw & Co., Inc.'s Holding History (CIK: 0001009207)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 18,491 Value ($000) $1,699 Avg Close $98.40 Range $82.51 - $114.55

Q3 2025

Shares 86,103 Value ($000) $8,972 Avg Close $77.09 Range $61.16 - $109.15

Q2 2025

Shares 52,532 Value ($000) $3,363 Avg Close $53.58 Range $40.12 - $64.90

Q1 2025

Shares 56,758 Value ($000) $2,939 Avg Close $58.74 Range $50.01 - $69.15

Q4 2024

Shares 394,352 Value ($000) $20,845 Avg Close $50.98 Range $39.56 - $60.84

Q3 2024

Shares 800,699 Value ($000) $33,806 Avg Close $48.47 Range $37.42 - $67.74

Q2 2024

Shares 53,305 Value ($000) $3,132 Avg Close $57.16 Range $52.52 - $63.31

Q1 2024

Shares 76,525 Value ($000) $4,730 Avg Close $63.29 Range $53.11 - $76.38

Q4 2023

Shares 97,431 Value ($000) $6,650 Avg Close $62.29 Range $48.13 - $71.90

Q3 2023

Shares 207,310 Value ($000) $11,566 Avg Close $56.74 Range $48.51 - $66.22

Q2 2023

Shares 619,792 Value ($000) $39,772 Avg Close $55.06 Range $43.58 - $68.54

Q1 2023

Shares 1,070,599 Value ($000) $54,879 Avg Close $42.95 Range $34.77 - $51.31

Q4 2022

Shares 1,223,547 Value ($000) $43,827 Avg Close $33.82 Range $24.81 - $39.34

Q3 2022

Shares 1,271,753 Value ($000) $32,328 Avg Close $25.00 Range $20.00 - $28.79

Q2 2022

Shares 1,298,006 Value ($000) $27,894 Avg Close $24.73 Range $20.46 - $32.21

Q1 2022

Shares 1,278,334 Value ($000) $40,766 Avg Close $27.68 Range $22.83 - $33.75

Q4 2021

Shares 1,354,013 Value ($000) $39,795 Avg Close $25.43 Range $21.65 - $29.89

Q3 2021

Shares 1,496,189 Value ($000) $33,215 Avg Close $23.54 Range $22.19 - $25.19

Q2 2021

Shares 1,378,624 Value ($000) $32,687 Avg Close $20.13 Range $17.95 - $23.97

Q1 2021

Shares 1,273,952 Value ($000) $24,765 Avg Close $20.08 Range $17.44 - $22.30

Q4 2020

Shares 1,635,855 Value ($000) $28,562 Avg Close $15.69 Range $13.48 - $18.54

Q3 2020

Shares 1,553,630 Value ($000) $21,269 Avg Close $14.20 Range $13.08 - $15.61

Q2 2020

Shares 1,551,546 Value ($000) $23,583 Avg Close $14.09 Range $10.36 - $16.50

Q1 2020

Shares 1,852,433 Value ($000) $20,562 Avg Close $13.85 Range $9.01 - $16.98

Q4 2019

Shares 2,282,131 Value ($000) $31,437 Avg Close $13.42 Range $12.45 - $14.83

Q3 2019

Shares 2,521,092 Value ($000) $33,089 Avg Close $12.54 Range $11.23 - $14.29

Q2 2019

Shares 2,574,768 Value ($000) $31,001 Avg Close $11.46 Range $10.50 - $12.24

Q1 2019

Shares 2,296,998 Value ($000) $24,004 Avg Close $9.60 Range $7.55 - $10.93

Q4 2018

Shares 1,038,082 Value ($000) $7,963 Avg Close $8.69 Range $7.17 - $10.99

Q3 2018

Shares 658,653 Value ($000) $7,186 Avg Close $12.17 Range $10.76 - $13.61

Q2 2018

Shares 745,238 Value ($000) $9,345 Avg Close $13.52 Range $12.54 - $14.30

Q1 2018

Shares 807,221 Value ($000) $10,841 Avg Close $13.39 Range $11.85 - $14.63

Q4 2017

Shares 575,517 Value ($000) $8,184 Avg Close $14.38 Range $13.32 - $15.50

Q3 2017

Shares 384,529 Value ($000) $5,133 Avg Close $12.85 Range $11.30 - $13.64

Q2 2017

Shares 222,935 Value ($000) $2,548 Avg Close $12.28 Range $11.39 - $13.41

Q1 2017

Shares 47,948 Value ($000) $630 Avg Close $13.14 Range $12.37 - $14.24

Q4 2016

Shares 50,009 Value ($000) $689 Avg Close $12.95 Range $11.44 - $14.39

Q3 2016

Shares 57,706 Value ($000) $721 Avg Close $13.21 Range $11.42 - $14.50

Q2 2016

Shares 99,223 Value ($000) $1,198 Avg Close $12.19 Range $11.13 - $13.97

Q1 2016

Shares 241,149 Value ($000) $3,316 Avg Close $12.40 Range $10.66 - $13.99

Q4 2015

Shares 155,098 Value ($000) $1,797 Avg Close $11.54 Range $9.86 - $14.07

Q3 2015

Shares 72,395 Value ($000) $855 Avg Close $12.99 Range $10.36 - $14.80

Q2 2015

Shares 193,548 Value ($000) $2,805 Avg Close $14.29 Range $12.44 - $15.49

Q1 2015

Shares 114,000 Value ($000) $1,434 Avg Close $11.76 Range $10.01 - $12.88

Q4 2014

Shares 32,404 Value ($000) $359 Avg Close $11.33 Range $9.87 - $12.55

Q3 2014

Shares 29,725 Value ($000) $371 Avg Close $12.62 Range $11.27 - $14.77

Q4 2013

Shares 30,381 Value ($000) $288 Avg Close $9.01 Range $8.15 - $10.57

Q3 2013

Shares 25,932 Value ($000) $244 Avg Close $9.16 Range $7.95 - $10.85

Q2 2013

Shares 29,015 Value ($000) $249 Avg Close $7.45 Range $5.31 - $8.99

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	18,491	$1,699	$98.40	$82.51 - $114.55
Q3 2025	86,103	$8,972	$77.09	$61.16 - $109.15
Q2 2025	52,532	$3,363	$53.58	$40.12 - $64.90
Q1 2025	56,758	$2,939	$58.74	$50.01 - $69.15
Q4 2024	394,352	$20,845	$50.98	$39.56 - $60.84
Q3 2024	800,699	$33,806	$48.47	$37.42 - $67.74
Q2 2024	53,305	$3,132	$57.16	$52.52 - $63.31
Q1 2024	76,525	$4,730	$63.29	$53.11 - $76.38
Q4 2023	97,431	$6,650	$62.29	$48.13 - $71.90
Q3 2023	207,310	$11,566	$56.74	$48.51 - $66.22
Q2 2023	619,792	$39,772	$55.06	$43.58 - $68.54
Q1 2023	1,070,599	$54,879	$42.95	$34.77 - $51.31
Q4 2022	1,223,547	$43,827	$33.82	$24.81 - $39.34
Q3 2022	1,271,753	$32,328	$25.00	$20.00 - $28.79
Q2 2022	1,298,006	$27,894	$24.73	$20.46 - $32.21
Q1 2022	1,278,334	$40,766	$27.68	$22.83 - $33.75
Q4 2021	1,354,013	$39,795	$25.43	$21.65 - $29.89
Q3 2021	1,496,189	$33,215	$23.54	$22.19 - $25.19
Q2 2021	1,378,624	$32,687	$20.13	$17.95 - $23.97
Q1 2021	1,273,952	$24,765	$20.08	$17.44 - $22.30
Q4 2020	1,635,855	$28,562	$15.69	$13.48 - $18.54
Q3 2020	1,553,630	$21,269	$14.20	$13.08 - $15.61
Q2 2020	1,551,546	$23,583	$14.09	$10.36 - $16.50
Q1 2020	1,852,433	$20,562	$13.85	$9.01 - $16.98
Q4 2019	2,282,131	$31,437	$13.42	$12.45 - $14.83
Q3 2019	2,521,092	$33,089	$12.54	$11.23 - $14.29
Q2 2019	2,574,768	$31,001	$11.46	$10.50 - $12.24
Q1 2019	2,296,998	$24,004	$9.60	$7.55 - $10.93
Q4 2018	1,038,082	$7,963	$8.69	$7.17 - $10.99
Q3 2018	658,653	$7,186	$12.17	$10.76 - $13.61
Q2 2018	745,238	$9,345	$13.52	$12.54 - $14.30
Q1 2018	807,221	$10,841	$13.39	$11.85 - $14.63
Q4 2017	575,517	$8,184	$14.38	$13.32 - $15.50
Q3 2017	384,529	$5,133	$12.85	$11.30 - $13.64
Q2 2017	222,935	$2,548	$12.28	$11.39 - $13.41
Q1 2017	47,948	$630	$13.14	$12.37 - $14.24
Q4 2016	50,009	$689	$12.95	$11.44 - $14.39
Q3 2016	57,706	$721	$13.21	$11.42 - $14.50
Q2 2016	99,223	$1,198	$12.19	$11.13 - $13.97
Q1 2016	241,149	$3,316	$12.40	$10.66 - $13.99
Q4 2015	155,098	$1,797	$11.54	$9.86 - $14.07
Q3 2015	72,395	$855	$12.99	$10.36 - $14.80
Q2 2015	193,548	$2,805	$14.29	$12.44 - $15.49
Q1 2015	114,000	$1,434	$11.76	$10.01 - $12.88
Q4 2014	32,404	$359	$11.33	$9.87 - $12.55
Q3 2014	29,725	$371	$12.62	$11.27 - $14.77
Q4 2013	30,381	$288	$9.01	$8.15 - $10.57
Q3 2013	25,932	$244	$9.16	$7.95 - $10.85
Q2 2013	29,015	$249	$7.45	$5.31 - $8.99