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RAMBUS INC

RMBS Net selling
CIK 0000917273 #939 in the set updated 17 Sep 2026
Bought (120 mo)
$0.00
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$77.99M
$26.27M on a plan · $6.51M straight out of an exercise
Sold at will
$45.21M
111 of 227 sales
Net
−$77.99M
−$45.21M against sales at will

By person

25 insiders · 228 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Seraphin Luc
President and CEO
—
$25.79M (75) scheduled
−$25.79M
345,767
0.3188%
$34.89M
+138.0%
FAN XIANZHI SEAN
EVP, COO
—
$20.67M (13)
−$20.67M
168,358
0.1552%
$16.99M
—
STANG ERIC B
Director
—
$5.20M (15)
−$5.20M
21,441
0.0198%
$2.16M
−68.2%
Sayiner Necip
Director
—
$4.91M (8)
−$4.91M
18,223
0.0168%
$1.84M
—
Shinn John
SVP, General Counsel
—
$3.77M (19) scheduled
−$3.77M
21,112
0.0195%
$2.13M
−28.7%
Lynch Desmond
SVP, CFO
—
$3.57M (10) scheduled
−$3.57M
63,618
0.0587%
$6.42M
+72.1%
KISSNER CHARLES
Director
—
$3.24M (11) scheduled
−$3.24M
54,292
0.0501%
$5.48M
+54.3%
Higashi Emiko
Director
—
$3.04M (6)
−$3.04M
49,519
0.0457%
$5.00M
—
Kim Jae
SVP, GC & Secretary
—
$2.48M (24) scheduled
−$2.48M
129,279
0.1192%
$13.05M
+41.5%
Rao Meera
Director
—
$2.05M (5) scheduled
−$2.05M
19,974
0.0184%
$2.02M
—
LAUB STEVEN
Director
—
$804.87K (5)
−$804.87K
7,519
0.0069%
$758.82K
—
STARK LAURA
SVP, GM ESD
—
$668.97K (14) scheduled
−$668.97K
235,590
0.2172%
$23.78M
+39.4%
SHRIGLEY DAVID A
Director
—
$607.79K (7)
−$607.79K
56,311
0.0519%
$5.68M
+5.5%
HERSCHER PENNY
Director
—
$577.95K (3)
−$577.95K
50,811
0.0468%
$5.13M
−26.8%
FISHER ELLIS THOMAS
Director
—
$242.18K (10)
−$242.18K
55,833
0.0515%
$5.63M
+623.2%
Jones Keith A
Principal Accounting Officer
—
$207.06K (1)
−$207.06K
54,719
0.0505%
$5.52M
+1.7%
BLACK RONALD D
President & CEO
—
$154.82K (1)
−$154.82K
976,371
0.9002%
$98.54M
+171.8%
MATHUR RAHUL
SVP, CFO
—
—
—
242,447
0.2235%
$24.47M
+5,326%
Saraf Sanjay
Director
—
—
—
50,241
0.0463%
$5.07M
—
Gagneja Sumeet
SVP, CFO
—
—
—
41,320
0.0381%
$4.17M
—
ROGGE KAREN M
Director
—
—
—
17,364
0.0160%
$1.75M
—
Allen John K
Chief Accounting Officer
—
—
—
17,131
0.0158%
$1.73M
+65.7%
MITAROTONDA JAMES A
Director
—
—
—
13,946
0.0129%
$1.41M
—
BENTLEY J THOMAS
Director
—
—
—
11,792
0.0109%
$1.19M
—
PENG VICTOR
Director
—
—
—
2,391
0.0022%
$241.30K
—

Individual transactions

111
Insider
Date
Role
Action
Shares
Price
Amount
Sayiner Necip
3 Jun 2026
Director
Sell
5,000
$170.15
$850.75K
Higashi Emiko
2 Jun 2026
Director
Sell
5,000
$158.00
$790.00K
Higashi Emiko
2 Jun 2026
Director
Sell
5,000
$163.00
$815.00K
STANG ERIC B
1 Jun 2026
Director
Sell indirect
5,000
$146.00
$730.00K
FAN XIANZHI SEAN
26 May 2026
EVP, COO
Sell
100
$152.35
$15.24K
FAN XIANZHI SEAN
26 May 2026
EVP, COO
Sell
37,814
$151.69
$5.74M
Higashi Emiko
26 May 2026
Director
Sell
5,000
$157.57
$787.85K
Shinn John
22 May 2026
SVP, General Counsel
Sell
1,000
$143.63
$143.63K
Sayiner Necip
8 May 2026
Director
Sell
9,824
$130.18
$1.28M
LAUB STEVEN
7 May 2026
Director
Sell
1,500
$125.52
$188.28K
STANG ERIC B
10 Nov 2025
Director
Sell indirect
4,000
$111.79
$447.14K
STANG ERIC B
7 Nov 2025
Director
Sell indirect
5,000
$102.35
$511.76K
Sayiner Necip
11 Sep 2025
Director
Sell
7,500
$85.63
$642.23K
LAUB STEVEN
29 Aug 2025
Director
Sell
2,261
$78.72
$177.99K
Higashi Emiko
13 Aug 2025
Director
Sell
1,075
$77.75
$83.58K
Sayiner Necip
8 Aug 2025
Director
Sell
7,500
$73.53
$551.45K
Shinn John
4 Aug 2025
SVP, General Counsel
Sell
790
$74.61
$58.94K
Higashi Emiko
4 Aug 2025
Director
Sell
1,111
$75.00
$83.33K
LAUB STEVEN
27 May 2025
Director
Sell
1,847
$55.13
$101.82K
LAUB STEVEN
19 May 2025
Director
Sell
3,653
$55.56
$202.96K
STANG ERIC B
9 May 2025
Director
Sell indirect
3,653
$51.13
$186.78K
FAN XIANZHI SEAN
19 Feb 2025
EVP, COO
Sell
52,327
$68.02
$3.56M
Sayiner Necip
19 Feb 2025
Director
Sell
4,625
$66.74
$308.68K
Shinn John
12 Dec 2024
SVP, General Counsel
Sell
2,462
$58.13
$143.12K
Rao Meera
12 Dec 2024
Director
Sell
5,408
$58.22
$314.85K
STANG ERIC B
8 May 2024
Director
Sell indirect
6,000
$55.85
$335.10K
STANG ERIC B
7 May 2024
Director
Sell indirect
5,408
$56.95
$307.99K
FAN XIANZHI SEAN
5 Feb 2024
SVP, COO
Sell
20,000
$68.73
$1.37M
LAUB STEVEN
15 Nov 2023
Director
Sell
2,000
$66.91
$133.82K
STANG ERIC B
15 Nov 2023
Director
Sell indirect
8,685
$67.16
$583.29K
Higashi Emiko
8 Nov 2023
Director
Sell
8,000
$60.00
$480.00K
FAN XIANZHI SEAN
29 Aug 2023
COO
Sell
17,309
$54.99
$951.82K
STANG ERIC B
16 Aug 2023
Director
Sell indirect
8,538
$53.25
$454.65K
Seraphin Luc
8 May 2023
President and CEO
Sell
12,500
$47.98
$599.75K
Seraphin Luc
1 May 2023
President and CEO
Sell
12,500
$44.83
$560.37K
Seraphin Luc
24 Apr 2023
President and CEO
Sell
12,500
$49.41
$617.67K
Seraphin Luc
17 Apr 2023
President and CEO
Sell
12,500
$49.58
$619.71K
Seraphin Luc
10 Apr 2023
President and CEO
Sell
12,500
$48.68
$608.56K
Seraphin Luc
3 Apr 2023
President and CEO
Sell
12,500
$51.28
$641.04K
Seraphin Luc
27 Mar 2023
President and CEO
Sell
12,500
$44.99
$562.33K
Seraphin Luc
20 Mar 2023
President and CEO
Sell
12,500
$44.20
$552.48K
Seraphin Luc
13 Mar 2023
President and CEO
Sell
12,500
$41.06
$513.26K
Seraphin Luc
6 Mar 2023
President and CEO
Sell
12,500
$44.83
$560.32K
Shinn John
6 Mar 2023
SVP, General Counsel
Sell
8,505
$44.82
$381.22K
STANG ERIC B
13 Feb 2023
Director
Sell indirect
6,000
$45.46
$272.76K
Sayiner Necip
10 Feb 2023
Director
Sell
2,873
$45.53
$130.80K
FAN XIANZHI SEAN
18 Nov 2022
COO
Sell
52,852
$37.88
$2.00M
FAN XIANZHI SEAN
16 Nov 2022
COO
Sell
10,277
$38.30
$393.57K
FAN XIANZHI SEAN
15 Nov 2022
COO
Sell
51,772
$38.51
$1.99M
STANG ERIC B
3 Nov 2022
Director
Sell indirect
7,500
$34.25
$256.85K
KISSNER CHARLES
9 May 2022
Director
Sell indirect
9,674
$24.78
$239.74K
KISSNER CHARLES
6 May 2022
Director
Sell indirect
20,000
$25.72
$514.40K
KISSNER CHARLES
5 May 2022
Director
Sell indirect
20,000
$25.91
$518.22K
Seraphin Luc
11 Apr 2022
President and CEO
Sell
12,500
$25.86
$323.27K
Seraphin Luc
4 Apr 2022
President and CEO
Sell
12,500
$31.43
$392.87K
Seraphin Luc
28 Mar 2022
President and CEO
Sell
12,500
$32.30
$403.78K
Seraphin Luc
21 Mar 2022
President and CEO
Sell
12,500
$31.09
$388.68K
Seraphin Luc
14 Mar 2022
President and CEO
Sell
12,500
$26.68
$333.44K
Seraphin Luc
7 Mar 2022
President and CEO
Sell
12,500
$28.11
$351.40K
Shinn John
15 Feb 2022
SVP, General Counsel
Sell
10,073
$26.81
$270.11K
Shinn John
17 Nov 2021
SVP, General Counsel
Sell
2,033
$24.55
$49.91K
Shinn John
17 Aug 2021
SVP, General Counsel
Sell
2,037
$23.68
$48.24K
Shinn John
17 May 2021
SVP, General Counsel
Sell
2,037
$18.43
$37.54K
Jones Keith A
10 Mar 2021
Principal Accounting Officer
Sell
10,432
$19.85
$207.06K
Seraphin Luc
4 Feb 2021
President and CEO
Sell
12,605
$19.09
$240.64K
Seraphin Luc
2 Feb 2021
President and CEO
Sell
36,366
$19.34
$703.35K
STANG ERIC B
6 Aug 2020
Director
Sell indirect
17,500
$14.74
$257.95K
KISSNER CHARLES
1 May 2020
Director
Sell indirect
4,129
$12.05
$49.77K
Seraphin Luc
23 Mar 2020
President and CEO
Sell
15,733
$9.77
$153.65K
FISHER ELLIS THOMAS
3 Mar 2020
Director
Sell
750
$14.07
$10.55K
Kim Jae
4 Feb 2020
SVP, GC & Secretary
Sell
31,379
$16.41
$514.83K
Seraphin Luc
4 Feb 2020
President and CEO
Sell
32,722
$16.41
$536.82K
Kim Jae
4 Dec 2019
SVP, GC & Secretary
Sell
7,292
$12.76
$93.08K
Seraphin Luc
3 Dec 2019
President and CEO
Sell
3,746
$12.69
$47.54K
FISHER ELLIS THOMAS
2 Dec 2019
Director
Sell
750
$13.06
$9.80K
STANG ERIC B
7 Nov 2019
Director
Sell indirect
37,615
$14.13
$531.50K
Seraphin Luc
4 Nov 2019
President and CEO
Sell
18,226
$13.94
$254.00K
KISSNER CHARLES
1 Oct 2019
Director
Sell indirect
7,055
$13.25
$93.46K
FISHER ELLIS THOMAS
3 Sep 2019
Director
Sell
750
$12.43
$9.32K
Seraphin Luc
3 Jul 2019
President and CEO
Sell
18,287
$11.98
$219.17K
KISSNER CHARLES
2 Jul 2019
Director
Sell indirect
3,723
$12.08
$44.98K
FISHER ELLIS THOMAS
3 Jun 2019
Director
Sell
750
$11.39
$8.54K
Seraphin Luc
2 May 2019
President and CEO
Sell
2,674
$11.40
$30.48K
Seraphin Luc
13 Mar 2019
President and CEO
Sell
37,825
$10.26
$388.08K
FISHER ELLIS THOMAS
5 Mar 2019
Director
Sell
2,500
$10.23
$25.58K
SHRIGLEY DAVID A
20 Feb 2019
Director
Sell
20,000
$10.45
$209.09K
Kim Jae
5 Feb 2019
SVP & General Counsel
Sell
2,126
$9.38
$19.94K
Kim Jae
4 Feb 2019
SVP & General Counsel
Sell
21,215
$9.33
$197.87K
Kim Jae
4 Dec 2018
SVP & General Counsel
Sell
7,292
$8.68
$63.28K
KISSNER CHARLES
2 Oct 2018
Director
Sell indirect
1,100
$10.64
$11.70K
KISSNER CHARLES
2 Oct 2018
Director
Sell indirect
4,796
$10.58
$50.75K
FISHER ELLIS THOMAS
26 Mar 2018
Director
Sell
1,702
$13.45
$22.89K
STANG ERIC B
7 Feb 2018
Director
Sell indirect
6,000
$12.33
$74.00K
SHRIGLEY DAVID A
29 Jan 2018
Director
Sell
5,000
$14.18
$70.90K
KISSNER CHARLES
16 Jan 2018
Director
Sell indirect
6,347
$14.27
$90.54K
FISHER ELLIS THOMAS
26 Dec 2017
Director
Sell
1,702
$14.28
$24.30K
STANG ERIC B
14 Dec 2017
Director
Sell indirect
5,000
$14.73
$73.66K
SHRIGLEY DAVID A
30 Oct 2017
Director
Sell
5,000
$14.06
$70.30K
FISHER ELLIS THOMAS
4 Oct 2017
Director
Sell
6,437
$13.65
$87.88K
HERSCHER PENNY
2 Oct 2017
Director
Sell indirect
6,437
$13.44
$86.54K
FISHER ELLIS THOMAS
25 Sep 2017
Director
Sell
1,702
$12.94
$22.02K
Kim Jae
4 Aug 2017
SVP & GC
Sell
3,254
$12.80
$41.66K
SHRIGLEY DAVID A
28 Jul 2017
Director
Sell
5,000
$12.98
$64.90K
FISHER ELLIS THOMAS
7 Jul 2017
Director
Sell
1,703
$12.50
$21.29K
BLACK RONALD D
8 Jun 2017
President & CEO
Sell
12,750
$12.14
$154.82K
SHRIGLEY DAVID A
28 Apr 2017
Director
Sell
5,000
$12.75
$63.75K
SHRIGLEY DAVID A
30 Jan 2017
Director
Sell
5,000
$13.76
$68.80K
HERSCHER PENNY
28 Nov 2016
Director
Sell indirect
30,000
$13.56
$406.80K
SHRIGLEY DAVID A
28 Oct 2016
Director
Sell
5,000
$12.01
$60.05K
STANG ERIC B
26 Oct 2016
Director
Sell indirect
13,618
$12.70
$172.88K
HERSCHER PENNY
3 Oct 2016
Director
Sell indirect
6,809
$12.43
$84.61K
Show all 228 transactions →

What was left out

Form 4 filings counted 361
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 61
Sales straight out of an exercise 55
Sales at will 111
Transactions with no price 0
Shares from compensation/vesting 6,906,613
Sales filed before the plan box existed 70
History held since 6 Sep 2016