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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

61
Insider
Date
Role
Action
Shares
Price
Amount
KISSNER CHARLES
7 Aug 2026
Director
Sold on a plan indirect
5,000
$100.92
$504.60K
Rao Meera
24 Apr 2026
Director
Sold on a plan
2,972
$150.30
$446.69K
Rao Meera
14 Apr 2026
Director
Sold on a plan
8,538
$118.08
$1.01M
Seraphin Luc
2 Apr 2026
President and CEO
Sold on a plan
165
$88.35
$14.58K
Seraphin Luc
2 Apr 2026
President and CEO
Sold on a plan
2,750
$87.11
$239.56K
Seraphin Luc
2 Apr 2026
President and CEO
Sold on a plan
2,511
$86.04
$216.05K
Shinn John
10 Mar 2026
SVP, General Counsel
Sold on a plan
200
$89.55
$17.91K
Shinn John
10 Mar 2026
SVP, General Counsel
Sold on a plan
4,356
$88.64
$386.10K
Shinn John
3 Mar 2026
SVP, General Counsel
Sold on a plan
700
$94.89
$66.42K
Shinn John
3 Mar 2026
SVP, General Counsel
Sold on a plan
1,603
$94.07
$150.79K
Shinn John
3 Mar 2026
SVP, General Counsel
Sold on a plan
2,254
$92.77
$209.10K
Seraphin Luc
2 Mar 2026
President and CEO
Sold on a plan
1,300
$101.65
$132.15K
Seraphin Luc
2 Mar 2026
President and CEO
Sold on a plan
6,587
$100.20
$660.00K
Seraphin Luc
2 Mar 2026
President and CEO
Sold on a plan
9,469
$99.17
$939.00K
Seraphin Luc
2 Mar 2026
President and CEO
Sold on a plan
13,654
$98.22
$1.34M
Seraphin Luc
2 Mar 2026
President and CEO
Sold on a plan
7,225
$97.38
$703.57K
Seraphin Luc
2 Mar 2026
President and CEO
Sold on a plan
1,679
$95.83
$160.90K
Lynch Desmond
23 Feb 2026
SVP, CFO
Sold on a plan
4,273
$101.53
$433.84K
Lynch Desmond
6 Oct 2025
SVP, CFO
Sold on a plan
3,607
$101.99
$367.89K
Lynch Desmond
6 Oct 2025
SVP, CFO
Sold on a plan
5,467
$101.17
$553.09K
Rao Meera
1 Oct 2025
Director
Sold on a plan
653
$101.99
$66.60K
Lynch Desmond
15 Sep 2025
SVP, CFO
Sold on a plan
9,074
$91.70
$832.10K
Rao Meera
2 Sep 2025
Director
Sold on a plan
3,000
$71.72
$215.16K
Lynch Desmond
5 May 2025
SVP, CFO
Sold on a plan
3,118
$50.31
$156.87K
Seraphin Luc
23 Apr 2025
President and CEO
Sold on a plan
6,348
$46.97
$298.17K
Seraphin Luc
22 Apr 2025
President and CEO
Sold on a plan
1,255
$45.00
$56.48K
Seraphin Luc
15 Apr 2025
President and CEO
Sold on a plan
10,000
$47.79
$477.87K
Seraphin Luc
8 Apr 2025
President and CEO
Sold on a plan
10,000
$46.81
$468.10K
Seraphin Luc
1 Apr 2025
President and CEO
Sold on a plan
10,000
$50.88
$508.82K
Seraphin Luc
25 Mar 2025
President and CEO
Sold on a plan
10,000
$58.64
$586.41K
Shinn John
21 Mar 2025
SVP, General Counsel
Sold on a plan
7,632
$55.73
$425.30K
Seraphin Luc
18 Mar 2025
President and CEO
Sold on a plan
10,000
$53.79
$537.89K
Lynch Desmond
14 Mar 2025
SVP, CFO
Sold on a plan
3,743
$53.27
$199.39K
Shinn John
14 Mar 2025
SVP, General Counsel
Sold on a plan
7,633
$52.98
$404.36K
Seraphin Luc
16 Apr 2024
President and CEO
Sold on a plan
530
$58.66
$31.09K
Seraphin Luc
16 Apr 2024
President and CEO
Sold on a plan
5,000
$58.66
$293.30K
Seraphin Luc
9 Apr 2024
President and CEO
Sold on a plan
10,000
$61.35
$613.51K
Seraphin Luc
9 Apr 2024
President and CEO
Sold on a plan
5,000
$61.35
$306.77K
Seraphin Luc
2 Apr 2024
President and CEO
Sold on a plan
10,000
$59.94
$599.38K
Seraphin Luc
2 Apr 2024
President and CEO
Sold on a plan
5,000
$59.93
$299.64K
Seraphin Luc
26 Mar 2024
President and CEO
Sold on a plan
10,000
$62.69
$626.91K
Seraphin Luc
26 Mar 2024
President and CEO
Sold on a plan
5,000
$62.69
$313.46K
Shinn John
26 Mar 2024
SVP, General Counsel
Sold on a plan
3,947
$62.71
$247.50K
Seraphin Luc
19 Mar 2024
President and CEO
Sold on a plan
10,000
$58.36
$583.57K
Seraphin Luc
19 Mar 2024
President and CEO
Sold on a plan
5,000
$58.35
$291.74K
Shinn John
19 Mar 2024
SVP, General Counsel
Sold on a plan
3,949
$58.84
$232.35K
Seraphin Luc
12 Mar 2024
President and CEO
Sold on a plan
10,000
$62.69
$626.91K
Seraphin Luc
12 Mar 2024
President and CEO
Sold on a plan
5,000
$62.68
$313.40K
Shinn John
12 Mar 2024
SVP, General Counsel
Sold on a plan
3,889
$62.68
$243.75K
Lynch Desmond
11 Mar 2024
SVP, CFO
Sold on a plan
7,646
$62.18
$475.40K
Lynch Desmond
11 Mar 2024
SVP, CFO
Sold on a plan
191
$62.25
$11.89K
Shinn John
7 Mar 2024
SVP, General Counsel
Sold on a plan
3,928
$64.93
$255.03K
Seraphin Luc
5 Mar 2024
President and CEO
Sold on a plan
10,000
$62.17
$621.74K
Seraphin Luc
5 Mar 2024
President and CEO
Sold on a plan
5,000
$62.17
$310.85K
FAN XIANZHI SEAN
4 Mar 2024
SVP, COO
Sold on a plan
15,770
$64.91
$1.02M
FAN XIANZHI SEAN
1 Mar 2024
SVP, COO
Sold on a plan
20,000
$60.99
$1.22M
FAN XIANZHI SEAN
20 Feb 2024
SVP, COO
Sold on a plan
2,004
$55.00
$110.22K
FAN XIANZHI SEAN
12 Feb 2024
SVP, COO
Sold on a plan
20,000
$58.53
$1.17M
FAN XIANZHI SEAN
11 Dec 2023
COO
Sold on a plan
16,904
$66.35
$1.12M
Lynch Desmond
8 Dec 2023
SVP, CFO
Sold on a plan
6,838
$64.78
$442.94K
Lynch Desmond
7 Dec 2023
SVP, CFO
Sold on a plan
1,527
$64.64
$98.71K
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