Insider
Date
Role
Action
Shares
Price
Amount
BERKSHIRE HATHAWAY INC
31 Jul 2026
10% owner
Sell
indirect
182,980
$199.55
$36.51M
Rodriguez Javier
16 Jun 2026
Chief Executive Officer
Sell
39,407
$209.28
$8.25M
Rodriguez Javier
15 Jun 2026
Chief Executive Officer
Sell
30,000
$209.50
$6.29M
Waters Kathleen Alyce
15 Jun 2026
Chief Legal & Pub. Affairs Off
Sell
6,455
$209.17
$1.35M
Waters Kathleen Alyce
15 Jun 2026
Chief Legal & Pub. Affairs Off
Sell
8,950
$207.84
$1.86M
HEARTY JAMES O
15 May 2026
Chief Compliance Officer
Sell
15,000
$193.98
$2.91M
HEARTY JAMES O
14 May 2026
Chief Compliance Officer
Exercised, kept
5,784
$110.63
$639.88K
Maughan David Paul
12 May 2026
Chief Operating Officer, DKC
Sell
13,456
$199.25
$2.68M
Maughan David Paul
11 May 2026
Chief Operating Officer, DKC
Sell
7,073
$199.15
$1.41M
ACKERMAN JOEL
7 May 2026
CFO and Treasurer
Sell
51,471
$192.10
$9.89M
HEARTY JAMES O
6 May 2026
Chief Compliance Officer
Sell
2,184
$174.87
$381.92K
BERKSHIRE HATHAWAY INC
1 May 2026
10% owner
Sell
indirect
1,220,376
$149.84
$182.86M
ACKERMAN JOEL
6 Feb 2026
CFO and Treasuer
Exercised, kept
44,065
$108.93
$4.80M
Waters Kathleen Alyce
6 Feb 2026
Chief Legal & Pub. Affairs Off
Exercised, kept
8,079
$108.93
$880.05K
BERKSHIRE HATHAWAY INC
29 Jan 2026
10% owner
Sell
indirect
1,658,480
$120.56
$199.94M
HEARTY JAMES O
4 Dec 2025
Chief Compliance Officer
Exercised, kept
5,875
$108.93
$639.96K
BERKSHIRE HATHAWAY INC
27 Oct 2025
10% owner
Sell
indirect
401,514
$135.36
$54.35M
BERKSHIRE HATHAWAY INC
31 Jul 2025
10% owner
Sell
indirect
1,635,962
$140.61
$230.02M
HEARTY JAMES O
23 Jul 2025
Chief Compliance Officer
Sold on a plan
2,351
$150.00
$352.65K
BERKSHIRE HATHAWAY INC
27 May 2025
10% owner
Sell
indirect
11,978
$140.18
$1.68M
BERKSHIRE HATHAWAY INC
27 May 2025
10% owner
Sell
indirect
71,966
$139.56
$10.04M
BERKSHIRE HATHAWAY INC
27 May 2025
10% owner
Sell
indirect
19,330
$138.59
$2.68M
BERKSHIRE HATHAWAY INC
23 May 2025
10% owner
Sell
indirect
800
$138.60
$110.88K
BERKSHIRE HATHAWAY INC
23 May 2025
10% owner
Sell
indirect
36,094
$138.19
$4.99M
BERKSHIRE HATHAWAY INC
23 May 2025
10% owner
Sell
indirect
27,172
$137.28
$3.73M
BERKSHIRE HATHAWAY INC
22 May 2025
10% owner
Sell
indirect
1,256
$139.88
$175.69K
BERKSHIRE HATHAWAY INC
22 May 2025
10% owner
Sell
indirect
31,404
$138.94
$4.36M
BERKSHIRE HATHAWAY INC
8 May 2025
10% owner
Sell
indirect
1,145,938
$147.11
$168.58M
HEARTY JAMES O
3 Mar 2025
Chief Compliance Officer
Exercised, kept
4,609
$75.95
$350.05K
BERKSHIRE HATHAWAY INC
19 Feb 2025
10% owner
Sell
indirect
9,477
$155.25
$1.47M
BERKSHIRE HATHAWAY INC
19 Feb 2025
10% owner
Sell
indirect
54,979
$154.48
$8.49M
BERKSHIRE HATHAWAY INC
19 Feb 2025
10% owner
Sell
indirect
65,482
$153.61
$10.06M
BERKSHIRE HATHAWAY INC
18 Feb 2025
10% owner
Sell
indirect
1,800
$158.01
$284.42K
BERKSHIRE HATHAWAY INC
18 Feb 2025
10% owner
Sell
indirect
200
$156.11
$31.22K
BERKSHIRE HATHAWAY INC
18 Feb 2025
10% owner
Sell
indirect
28,515
$155.41
$4.43M
BERKSHIRE HATHAWAY INC
18 Feb 2025
10% owner
Sell
indirect
50,016
$154.72
$7.74M
BERKSHIRE HATHAWAY INC
18 Feb 2025
10% owner
Sell
indirect
39,531
$153.69
$6.08M
BERKSHIRE HATHAWAY INC
14 Feb 2025
10% owner
Sell
indirect
1,300
$159.16
$206.91K
BERKSHIRE HATHAWAY INC
14 Feb 2025
10% owner
Sell
indirect
27,901
$158.41
$4.42M
BERKSHIRE HATHAWAY INC
14 Feb 2025
10% owner
Sell
indirect
65,483
$157.74
$10.33M
BERKSHIRE HATHAWAY INC
14 Feb 2025
10% owner
Sell
indirect
66,208
$156.68
$10.37M
BERKSHIRE HATHAWAY INC
14 Feb 2025
10% owner
Sell
indirect
70,460
$155.54
$10.96M
BERKSHIRE HATHAWAY INC
14 Feb 2025
10% owner
Sell
indirect
91,987
$154.70
$14.23M
BERKSHIRE HATHAWAY INC
14 Feb 2025
10% owner
Sell
indirect
77,665
$153.66
$11.93M
BERKSHIRE HATHAWAY INC
14 Feb 2025
10% owner
Sell
indirect
34,789
$152.70
$5.31M
BERKSHIRE HATHAWAY INC
14 Feb 2025
10% owner
Sell
indirect
30,075
$151.60
$4.56M
BERKSHIRE HATHAWAY INC
14 Feb 2025
10% owner
Sell
indirect
34,132
$150.78
$5.15M
BERKSHIRE HATHAWAY INC
11 Feb 2025
10% owner
Sell
indirect
203,091
$156.01
$31.68M
Waters Kathleen Alyce
27 Nov 2024
Chief Legal & Pub. Affairs Off
Exercised, kept
8,078
$108.93
$879.94K
Rodriguez Javier
16 Sep 2024
Chief Executive Officer
Sell
50,000
$165.05
$8.25M
ACKERMAN JOEL
16 Sep 2024
CFO and Treasuer
Exercised, kept
78,999
$75.95
$6.00M
Rodriguez Javier
13 Sep 2024
Chief Executive Officer
Sell
9,881
$162.85
$1.61M
ACKERMAN JOEL
28 Aug 2024
CFO and Treasuer
Sell
4,740
$155.02
$734.78K
Waters Kathleen Alyce
28 Aug 2024
Chief Legal & Pub. Affairs Off
Exercised, kept
26,333
$75.95
$2.00M
Rodriguez Javier
27 Aug 2024
Chief Executive Officer
Sell
7,943
$155.93
$1.24M
ACKERMAN JOEL
27 Aug 2024
CFO and Treasuer
Sell
64,029
$155.06
$9.93M
Rodriguez Javier
26 Aug 2024
Chief Executive Officer
Sell
32,176
$155.93
$5.02M
Rodriguez Javier
20 Aug 2024
Chief Executive Officer
Exercised, kept
750,000
$67.80
$50.85M
STAFFIERI MICHAEL DAVID
16 Aug 2024
Chief Operating Officer, DKC
Sell
32,580
$150.17
$4.89M
STAFFIERI MICHAEL DAVID
15 Aug 2024
Chief Operating Officer, DKC
Sell
9,539
$150.03
$1.43M
Waters Kathleen Alyce
13 Aug 2024
Chief Legal & Pub. Affairs Off
Sell
7,857
$146.21
$1.15M
DESOER BARBARA J
10 May 2024
Director
Sell
indirect
5,030
$138.81
$698.21K
STAFFIERI MICHAEL DAVID
13 Mar 2024
Chief Operating Officer, DKC
Exercised, kept
50,000
$52.41
$2.62M
Rodriguez Javier
6 Mar 2024
Chief Executive Officer
Exercised, kept
750,000
$67.80
$50.85M
ACKERMAN JOEL
6 Mar 2024
CFO and Treasuer
Exercised, kept
55,000
$52.41
$2.88M
STAFFIERI MICHAEL DAVID
6 Mar 2024
Chief Operating Officer, DKC
Exercised, kept
50,000
$52.41
$2.62M
Rodriguez Javier
28 Feb 2024
Chief Executive Officer
Exercised, kept
50,000
$67.80
$3.39M
Rodriguez Javier
27 Feb 2024
Chief Executive Officer
Sell
7,397
$126.87
$938.47K
Rodriguez Javier
26 Feb 2024
Chief Executive Officer
Sold after exercise
67,603
$126.11
$8.53M
ACKERMAN JOEL
21 Feb 2024
CFO and Treasuer
Exercised, kept
55,000
$52.41
$2.88M
Waters Kathleen Alyce
21 Feb 2024
Chief Legal & Pub. Affairs Off
Sold after exercise
11,285
$120.73
$1.36M
STAFFIERI MICHAEL DAVID
21 Feb 2024
Chief Operating Officer, DKC
Sold after exercise
29,488
$119.81
$3.53M
HEARTY JAMES O
16 Feb 2024
Chief Compliance Officer
Sold after exercise
26,164
$119.64
$3.13M
Rodriguez Javier
14 Dec 2023
Chief Executive Officer
Exercised, kept
500,000
$67.80
$33.90M
Waters Kathleen Alyce
22 Aug 2023
Chief Legal & Pub. Affairs Off
Sold after exercise
9,794
$101.81
$997.10K
YALE PHYLLIS R
12 May 2023
Director
Sold after exercise
2,196
$95.26
$209.20K
ACKERMAN JOEL
10 May 2023
CFO and Treasuer
Exercised, kept
56,306
$66.29
$3.73M
DESOER BARBARA J
10 May 2023
Director
Sold after exercise
2,449
$101.61
$248.84K
HEARTY JAMES O
10 May 2023
Chief Compliance Officer
Sold after exercise
5,745
$101.64
$583.91K
NEHRA JOHN M
10 May 2023
Director
Exercised, kept
7,165
$66.29
$474.97K
Waters Kathleen Alyce
10 May 2023
Chief Legal & Pub. Affairs Off
Sold after exercise
15,941
$99.24
$1.58M
Rodriguez Javier
10 May 2023
Chief Executive Officer
Sold after exercise
1,400
$100.04
$140.06K
Rodriguez Javier
10 May 2023
Chief Executive Officer
Sold after exercise
15,516
$99.38
$1.54M
STAFFIERI MICHAEL DAVID
10 May 2023
Chief Operating Officer, DKC
Exercised, kept
243,994
$66.29
$16.17M
BERG CHARLES
9 Mar 2023
Director
Sell
1,431
$75.13
$107.51K
BERG CHARLES
1 Mar 2023
Director
Sell
735
$81.78
$60.11K
BERG CHARLES
28 Feb 2023
Director
Exercised, kept
7,165
$66.29
$474.97K
BERG CHARLES
24 Feb 2023
Director
Exercised, kept
3,601
$65.94
$237.45K
NEHRA JOHN M
1 Nov 2022
Director
Buy
indirect
5,000
$71.14
$355.68K
STAFFIERI MICHAEL DAVID
23 Jun 2022
Chief Operating Officer, DKC
Buy
20,000
$77.70
$1.55M
Rodriguez Javier
6 Jun 2022
Chief Executive Officer
Exercised, kept
79,909
$65.48
$5.23M
Waters Kathleen Alyce
6 Jun 2022
Chief Legal & Pub. Affairs Off
Exercised, kept
20,929
$65.48
$1.37M
DESOER BARBARA J
3 Jun 2022
Director
Sell
2,320
$97.42
$226.01K
DESOER BARBARA J
31 May 2022
Director
Exercised, kept
7,178
$66.17
$474.97K
NEHRA JOHN M
10 May 2022
Director
Exercised, kept
7,178
$66.17
$474.97K
HEARTY JAMES O
24 Mar 2022
Chief Compliance Officer
Exercised, kept
2,283
$65.48
$149.49K
Price Paula A
14 Feb 2022
Director
Sell
700
$113.64
$79.55K
Arway Pamela M
23 Nov 2021
Director
Sell
446
$102.86
$45.88K
STAFFIERI MICHAEL DAVID
3 Sep 2021
Chief Operating Officer, DKC
Exercised, kept
37,101
$65.48
$2.43M
Arway Pamela M
23 Aug 2021
Director
Sell
365
$133.09
$48.58K
ACKERMAN JOEL
9 Aug 2021
CFO and Treasuer
Exercised, kept
145,159
$68.89
$10.00M
Price Paula A
5 Aug 2021
Director
Sell
790
$132.66
$104.80K
ACKERMAN JOEL
5 Aug 2021
CFO & Treasurer
Sell
37,760
$131.36
$4.96M
YALE PHYLLIS R
22 Jun 2021
Director
Sold after exercise
5,048
$124.33
$627.60K
Arway Pamela M
24 May 2021
Director
Sell
379
$123.12
$46.66K
DESOER BARBARA J
13 May 2021
Director
Sold after exercise
1,920
$126.01
$241.94K
Rodriguez Javier
5 May 2021
Chief Executive Officer
Sold after exercise
27,053
$122.22
$3.31M
NEHRA JOHN M
5 May 2021
Director
Exercised, kept
5,015
$75.77
$379.99K
BERG CHARLES
4 May 2021
Director
Sold after exercise
1,872
$122.52
$229.36K
HEARTY JAMES O
4 May 2021
Chief Compliance Officer
Sold after exercise
884
$121.89
$107.75K
Waters Kathleen Alyce
3 May 2021
Chief Legal & Pub. Affairs Off
Sold after exercise
5,290
$118.36
$626.15K
Arway Pamela M
22 Mar 2021
Director
Sell
436
$109.51
$47.75K
DIAZ PAUL J
30 Nov 2020
Director
Exercised, kept
7,165
$66.29
$474.97K
DIAZ PAUL J
30 Nov 2020
Director
Exercised, kept
7,178
$66.17
$474.97K
DIAZ PAUL J
30 Nov 2020
Director
Exercised, kept
5,015
$75.77
$379.99K
STAFFIERI MICHAEL DAVID
30 Nov 2020
Chief Operating Officer, DKC
Sell
indirect
25,000
$109.74
$2.74M
Arway Pamela M
20 Nov 2020
Director
Sell
430
$107.88
$46.39K
STAFFIERI MICHAEL DAVID
18 Nov 2020
Chief Operating Officer, DKC
Exercised, kept
37,100
$65.48
$2.43M
STAFFIERI MICHAEL DAVID
18 Nov 2020
Chief Operating Officer, DKC
Exercised, kept
30,000
$75.42
$2.26M
DESOER BARBARA J
17 Nov 2020
Director
Sell
1,388
$111.00
$154.07K
STAFFIERI MICHAEL DAVID
17 Nov 2020
Chief Operating Officer, DKC
Exercised, kept
36,477
$75.42
$2.75M
Arway Pamela M
16 Nov 2020
Director
Sold after exercise
7,326
$111.63
$817.80K
DESOER BARBARA J
11 Nov 2020
Director
Exercised, kept
1,223
$69.71
$85.26K
DESOER BARBARA J
11 Nov 2020
Director
Exercised, kept
2,593
$67.45
$174.90K
Waters Kathleen Alyce
10 Nov 2020
Chief Legal Officer
Sell
8,000
$105.77
$846.13K
Waters Kathleen Alyce
10 Nov 2020
Chief Legal Officer
Sell
2,000
$102.00
$204.00K
NEHRA JOHN M
23 Sep 2020
Director
Buy
1,000
$83.55
$83.55K
NEHRA JOHN M
23 Sep 2020
Director
Buy
1,500
$82.55
$123.82K
NEHRA JOHN M
22 Sep 2020
Director
Buy
3,000
$84.60
$253.81K
ZUMWALT LEANNE M
18 Sep 2020
Group VP, Government Affairs
Sold after exercise
1,337
$88.57
$118.41K
ZUMWALT LEANNE M
18 Sep 2020
Group VP, Government Affairs
Sold after exercise
2,435
$87.73
$213.62K
BERKSHIRE HATHAWAY INC
17 Sep 2020
10% owner
Sell
indirect
2,000,000
$88.00
$176.00M
WESCHLER, R. TED
17 Sep 2020
Member of 10% owner group
Sell
200,000
$88.00
$17.60M
WESCHLER, R. TED
17 Sep 2020
Member of 10% owner group
Sell
indirect
2,000,000
$88.00
$176.00M
Arway Pamela M
24 Aug 2020
Director
Sell
578
$87.02
$50.30K
Arway Pamela M
8 Jun 2020
Director
Sold after exercise
357
$87.32
$31.17K
ROPER WILLIAM L
8 Jun 2020
Director
Sold after exercise
357
$86.79
$30.98K
BERG CHARLES
8 Jun 2020
Director
Sold after exercise
357
$87.53
$31.25K
DIAZ PAUL J
8 Jun 2020
Director
Exercised, kept
4,662
$81.51
$380.00K
NEHRA JOHN M
8 Jun 2020
Director
Exercised, kept
4,662
$81.51
$380.00K
GRAUER PETER T
8 Jun 2020
Director
Exercised, kept
10,465
$66.29
$693.72K
GRAUER PETER T
8 Jun 2020
Director
Exercised, kept
10,484
$66.17
$693.73K
GRAUER PETER T
8 Jun 2020
Director
Exercised, kept
7,325
$75.77
$555.02K
GRAUER PETER T
8 Jun 2020
Director
Exercised, kept
6,809
$81.51
$555.00K
Arway Pamela M
22 May 2020
Director
Sell
599
$78.90
$47.26K
DIAZ PAUL J
18 May 2020
Director
Sell
307
$81.61
$25.05K
DIAZ PAUL J
18 May 2020
Director
Sell
635
$82.16
$52.17K
DIAZ PAUL J
18 May 2020
Director
Sell
4,821
$82.26
$396.60K
THIRY KENT J
12 May 2020
Executive Chairman
Sell
indirect
62,000
$80.89
$5.02M
THIRY KENT J
11 May 2020
Executive Chairman
Sold after exercise
indirect
62,000
$81.28
$5.04M
THIRY KENT J
11 May 2020
Executive Chairman
Sold after exercise
5,390
$81.18
$437.54K
Arway Pamela M
20 Mar 2020
Director
Sell
625
$71.25
$44.53K
NEHRA JOHN M
2 Mar 2020
Director
Sell
indirect
7,694
$80.74
$621.21K
NEHRA JOHN M
27 Feb 2020
Director
Sell
indirect
11,806
$80.49
$950.26K
NEHRA JOHN M
26 Feb 2020
Director
Sell
indirect
20,000
$80.93
$1.62M
NEHRA JOHN M
12 Jun 2018
Director
Exercised, kept
36,000
$65.08
$2.34M
Arway Pamela M
7 Jun 2018
Director
Sold after exercise
1,264
$68.76
$86.92K
ROPER WILLIAM L
22 May 2018
Director
Sold after exercise
1,505
$68.22
$102.68K
BERG CHARLES
14 May 2018
Director
Sold after exercise
338
$66.25
$22.39K
THIRY KENT J
19 Mar 2018
Chairman and CEO
Exercised, kept
900,000
$59.52
$53.57M
Rodriguez Javier
16 Mar 2018
Chief Executive Officer, DKC
Exercised, kept
280,000
$58.94
$16.50M
ZUMWALT LEANNE M
16 Mar 2018
Grp VP, Purch & Public Affairs
Exercised, kept
5,200
$58.94
$306.49K
GRAUER PETER T
15 Mar 2018
Director
Exercised, kept
36,000
$65.08
$2.34M
HILGER JAMES K
16 Jan 2018
Chief Accounting Officer
Sold after exercise
3,572
$78.95
$282.01K
BERG CHARLES
11 Dec 2017
Executive Chair, DMG
Sell
indirect
7,048
$69.24
$488.02K
ZUMWALT LEANNE M
8 Dec 2017
Grp VP, Purch & Public Affairs
Sold after exercise
949
$68.19
$64.71K
THIRY KENT J
8 Dec 2017
Chairman and CEO
Sold after exercise
81,800
$68.04
$5.57M
HILGER JAMES K
7 Dec 2017
Chief Accounting Officer
Sold after exercise
5,608
$69.46
$389.51K
Rodriguez Javier
7 Dec 2017
Chief Executive Officer, DKC
Sold after exercise
22,532
$67.48
$1.52M
JIGANTI JEANINE MARIE
13 Jun 2017
Chief Compliance Officer
Sold after exercise
1,886
$65.57
$123.66K
GRAUER PETER T
16 May 2017
Director
Exercised, kept
36,000
$42.47
$1.53M
HILGER JAMES K
15 May 2017
Chief Accounting Officer
Sell
900
$66.05
$59.45K
JIGANTI JEANINE MARIE
15 May 2017
Chief Compliance Officer
Sell
540
$66.07
$35.68K
ZUMWALT LEANNE M
15 May 2017
Grp VP, Purch & Public Affairs
Sell
1,800
$66.32
$119.38K
Rodriguez Javier
15 May 2017
CEO-Kidney Care
Sell
1,294
$66.21
$85.67K
BERG CHARLES
9 May 2017
Director
Sold after exercise
8,414
$65.80
$553.61K
ROPER WILLIAM L
4 May 2017
Director
Sold after exercise
12,994
$65.89
$856.15K
NEHRA JOHN M
4 May 2017
Director
Exercised, kept
36,000
$42.47
$1.53M
Valine Roger
4 May 2017
Director
Sold after exercise
12,994
$66.21
$860.37K
ZUMWALT LEANNE M
23 Feb 2017
Grp VP, Purch & Public Affairs
Sell
indirect
807
$68.72
$55.46K
Rodriguez Javier
30 Nov 2016
CEO-Kidney Care
Exercised, kept
80,000
$36.96
$2.96M
