Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period:
Insider Trading Transactions for MAETZOLD DEREK J
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Common stock purchase or sale:
Transaction
Date
Reported
DateTime
Company Symbol Insider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2021-11-15
Sale
2021-11-17
6:08 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
16,406 $52.51 $861,463 738,373
(Indirect
Direct)
View
2021-11-09
Sale
2021-11-12
4:38 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
3,700 $56.54 $209,181 423,983
(Indirect
Direct)
View
2021-10-21
Sale
2021-10-25
4:36 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
2,500 $62.95 $157,386 425,217
(Indirect
Direct)
View
2021-10-19
Sale
2021-10-21
5:28 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
5,000 $66.24 $331,181 426,050
(Indirect
Direct)
View
2021-10-06
Sale
2021-10-08
4:43 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
2,500 $63.74 $159,353 427,717
(Indirect
Direct)
View
2021-10-04
Sale
2021-10-06
4:52 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
5,000 $61.69 $308,459 428,550
(Indirect
Direct)
View
2021-09-30
Sale
2021-10-01
5:20 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
12,500 $65.91 $823,892 430,217
(Indirect
Direct)
View
2021-09-28
Sale
2021-09-30
4:07 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
25,000 $66.15 $1,653,828 441,050
(Indirect
Direct)
View
2021-09-15
Sale
2021-09-16
4:15 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
15,000 $74.37 $1,115,569 462,717
(Indirect
Direct)
View
2021-09-14
Sale
2021-09-15
6:16 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
3,333 $74.38 $247,922 148,365
(Indirect)
View
2021-09-13
Sale
2021-09-15
6:13 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
26,667 $73.75 $1,966,678 464,146
(Indirect
Direct)
View
2021-08-31
Sale
2021-09-02
5:27 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
15,000 $75.72 $1,135,730 497,717
(Indirect
Direct)
View
2021-08-27
Sale
2021-08-31
4:08 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
30,000 $74.34 $2,230,222 509,383
(Indirect
Direct)
View
2021-08-23
Sale
2021-08-25
4:13 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
7,500 $70.57 $529,297 532,717
(Indirect
Direct)
View
2021-08-17
Sale
2021-08-19
5:28 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
12,500 $59.78 $747,291 535,217
(Indirect
Direct)
View
2021-08-13
Sale
2021-08-17
4:39 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
25,000 $63.21 $1,580,170 546,050
(Indirect
Direct)
View
2021-08-03
Sale
2021-08-06
4:07 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
4,020 $70.35 $282,807 567,717
(Indirect
Direct)
View
2021-07-30
Sale
2021-08-03
4:17 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
3,480 $70.21 $244,315 569,057
(Indirect
Direct)
View
2021-07-21
Sale
2021-07-23
5:16 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
12,500 $68.05 $850,645 570,218
(Indirect
Direct)
View
2021-07-19
Sale
2021-07-21
4:19 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
25,000 $65.3 $1,632,406 581,051
(Indirect
Direct)
View
2021-07-09
Sale
2021-07-12
4:16 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
10,000 $72.56 $725,606 938,478
(Indirect
Direct)
View
2021-07-07
Sale
2021-07-09
4:27 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
20,000 $69.78 $1,395,614 948,478
(Indirect
Direct)
View
2021-06-24
Sale
2021-06-28
4:08 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
10,000 $74.93 $749,286 968,478
(Indirect
Direct)
View
2021-06-22
Sale
2021-06-24
4:06 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
20,000 $74.81 $1,496,237 978,478
(Indirect
Direct)
View
2021-06-10
Sale
2021-06-14
4:20 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
10,000 $70.49 $704,880 998,478
(Indirect
Direct)
View
2021-06-08
Sale
2021-06-10
5:09 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
20,000 $70.99 $1,419,896 1,008,478
(Indirect
Direct)
View
2021-06-01
Sale
2021-06-03
5:33 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
2,438 $59.33 $144,653 1,028,478
(Indirect
Direct)
View
2021-05-27
Sale
2021-06-01
5:03 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
13,531 $60.14 $813,818 1,030,916
(Indirect
Direct)
View
2021-05-25
Sale
2021-05-27
4:22 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
12,632 $60.15 $759,815 1,044,447
(Indirect
Direct)
View
2021-05-20
Sale
2021-05-24
4:36 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
1,300 $60.47 $78,611 1,057,079
(Indirect
Direct)
View
2021-05-18
Sale
2021-05-20
4:08 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
100 $60.09 $6,009 1,058,379
(Indirect
Direct)
View
2021-05-13
Sale
2021-05-14
4:27 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
3,333 $50.71 $169,020 1,058,479
(Indirect
Direct)
View
2021-05-11
Sale
2021-05-13
4:33 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
6,666 $52.69 $351,254 1,061,812
(Indirect
Direct)
View
2021-04-28
Sale
2021-04-29
4:14 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
14,374 $68.48 $984,312 1,068,478
(Indirect
Direct)
View
2021-04-26
Sale
2021-04-28
4:17 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
28,748 $70.02 $2,012,980 1,082,852
(Indirect
Direct)
View
2021-04-15
Sale
2021-04-19
4:07 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
14,374 $68.38 $982,858 1,111,600
(Indirect
Direct)
View
2021-04-13
Sale
2021-04-15
4:10 pm
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
28,748 $69.08 $1,985,989 1,125,974
(Indirect
Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
Company Symnbol Insider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2022-04-26
Option Award
2022-04-28
7:29 pm
N/A
N/A
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
22,311 $0 743,250
(Direct)
View
2022-01-10
Gift
2022-01-20
5:16 pm
N/A
N/A
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
122,181 $0 720,939
(Indirect)
View
2021-12-10
Option Award
2021-12-14
7:56 pm
N/A
2031-12-09
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
168,074 $0 905,100
(Direct)
View
2021-12-10
Tax Withholding
2021-12-14
7:56 pm
N/A
N/A
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
2,111 $40.52 905,100
(Direct)
View
2021-12-10
Exercise
2021-12-14
7:56 pm
N/A
N/A
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
5,363 $0 905,100
(Direct)
View
2021-11-15
Exercise
2021-11-17
6:08 pm
N/A
N/A
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
16,406 $2.36 738,373
(Direct)
View
2021-11-15
Exercise
2021-11-17
6:08 pm
N/A
2022-07-20
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
31,815 $0 738,373
(Direct)
View
2021-11-15
Exercise
2021-11-17
6:08 pm
N/A
N/A
CASTLE BIOSCIENCES INC CSTL MAETZOLD DEREK J
CEO
15,409 $3.72 738,373
(Direct)
View
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