Insider · CIK 0001856565

Oelschlager Kristen M

Reports to the SEC for 1 company · FRIENDSWOOD, TX

sec.gov

Transactions

Companies

Filings

CIK

0001856565

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-10-01	CSTLCASTLE BIOSCIENCES INCM Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	+4,153 sh	$3.38	+$14K	17,509
2026-10-01	CSTLCASTLE BIOSCIENCES INCS Sale	Chief Operating Officer	SSale	−2,807 sh	$35.75	−$100K	14,702
2026-10-01	CSTLCASTLE BIOSCIENCES INCS Sale	Chief Operating Officer	SSale	−1,346 sh	$36.38	−$49K	13,356
2026-10-01	CSTLCASTLE BIOSCIENCES INC · Stock option (right to buy)M Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	−4,153 sh	—	—	8,305
2026-09-01	CSTLCASTLE BIOSCIENCES INCM Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	+4,152 sh	$3.38	+$14K	17,508
2026-09-01	CSTLCASTLE BIOSCIENCES INCS Sale	Chief Operating Officer	SSale	−3,952 sh	$33.36	−$132K	13,556
2026-09-01	CSTLCASTLE BIOSCIENCES INCS Sale	Chief Operating Officer	SSale	−200 sh	$34.02	−$6,804	13,356
2026-09-01	CSTLCASTLE BIOSCIENCES INC · Stock option (right to buy)M Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	−4,152 sh	—	—	12,458
2026-08-25	CSTLCASTLE BIOSCIENCES INCS Sale	Chief Operating Officer	SSale	−7,161 sh	$34.26	−$245K	77,872
2026-08-25	CSTLCASTLE BIOSCIENCES INCS Sale	Chief Operating Officer	SSale	−5,223 sh	$34.64	−$181K	72,649
2026-08-24	CSTLCASTLE BIOSCIENCES INCS Sale	Chief Operating Officer	SSale	−12.2K sh	$33.69	−$412K	85,033
2026-08-03	CSTLCASTLE BIOSCIENCES INCS Sale	Chief Operating Officer	SSale	−3,000 sh	$29.12	−$87.4K	18,874
2026-08-03	CSTLCASTLE BIOSCIENCES INCS Sale	Chief Operating Officer	SSale	−4,486 sh	$30.00	−$135K	14,388
2026-08-03	CSTLCASTLE BIOSCIENCES INCS Sale	Chief Operating Officer	SSale	−1,100 sh	$30.62	−$33.7K	13,288
2026-07-01	CSTLCASTLE BIOSCIENCES INCS Sale	Chief Operating Officer	SSale	−8,186 sh	$24.40	−$200K	22,274
2026-07-01	CSTLCASTLE BIOSCIENCES INCS Sale	Chief Operating Officer	SSale	−400 sh	$24.78	−$9,912	21,874
2026-06-16	CSTLCASTLE BIOSCIENCES INCS Sale	Chief Operating Officer	SSale	−8,587 sh	$20.71	−$178K	30,460
2026-03-04	CSTLCASTLE BIOSCIENCES INCM Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	+25.8K sh	—	—	45,839
2026-03-04	CSTLCASTLE BIOSCIENCES INCF Tax Payment	Chief Operating Officer	FTax Payment	−6,792 sh	$28.17	−$191K	39,047
2026-03-04	CSTLCASTLE BIOSCIENCES INC · Restricted Stock UnitsM Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	−13.8K sh	—	—	27,621
2026-03-04	CSTLCASTLE BIOSCIENCES INC · Restricted Stock UnitsM Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	−12K sh	—	—	35,878
2026-03-03	CSTLCASTLE BIOSCIENCES INCF Tax Payment	Chief Operating Officer	FTax Payment	−2,427 sh	$27.57	−$66.9K	20,068
2026-03-03	CSTLCASTLE BIOSCIENCES INC · Restricted Stock UnitsA Award	Chief Operating Officer	AAward	+48.4K sh	—	—	48,367
2026-01-12	CSTLCASTLE BIOSCIENCES INCA Award	Chief Operating Officer	AAward	+9,207 sh	—	—	21,530
2026-01-12	CSTLCASTLE BIOSCIENCES INC · Performance-Based Stock UnitA Award	Chief Operating Officer	AAward	+9,207 sh	—	—	9,207
2025-12-17	CSTLCASTLE BIOSCIENCES INCS Sale	Chief Operating Officer	SSale	−14.9K sh	$39.31	−$585K	12,323
2025-12-10	CSTLCASTLE BIOSCIENCES INCM Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	+6,170 sh	—	—	29,763
2025-12-10	CSTLCASTLE BIOSCIENCES INCF Tax Payment	Chief Operating Officer	FTax Payment	−2,552 sh	$38.02	−$97K	27,211
2025-12-10	CSTLCASTLE BIOSCIENCES INC · Restricted Stock UnitsM Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	−6,170 sh	—	—	0
2025-12-09	CSTLCASTLE BIOSCIENCES INCM Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	+16K sh	—	—	28,284
2025-12-09	CSTLCASTLE BIOSCIENCES INCF Tax Payment	Chief Operating Officer	FTax Payment	−4,691 sh	$38.25	−$179K	23,593
2025-12-09	CSTLCASTLE BIOSCIENCES INC · Restricted Stock UnitsM Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	−16K sh	—	—	15,961
2025-11-11	CSTLCASTLE BIOSCIENCES INCS Sale	Chief Operating Officer	SSale	−18.9K sh	$35.10	−$665K	12,323
2025-10-31	CSTLCASTLE BIOSCIENCES INCS Sale	Chief Operating Officer	SSale	−12.7K sh	$25.04	−$317K	27,569
2025-08-27	CSTLCASTLE BIOSCIENCES INCS Sale	Chief Operating Officer	SSale	−18K sh	$21.69	−$391K	100,937
2025-08-27	CSTLCASTLE BIOSCIENCES INCS Sale	Chief Operating Officer	SSale	−12.7K sh	$22.02	−$279K	141,116
2025-08-27	CSTLCASTLE BIOSCIENCES INCS Sale	Chief Operating Officer	SSale	−18K sh	$21.69	−$391K	153,793
2025-08-08	CSTLCASTLE BIOSCIENCES INCM Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	+10.6K sh	—	—	174,604
2025-08-08	CSTLCASTLE BIOSCIENCES INCF Tax Payment	Chief Operating Officer	FTax Payment	−2,804 sh	$19.36	−$54.3K	171,800
2025-08-08	CSTLCASTLE BIOSCIENCES INC · Performance-Based Stock UnitM Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	−10.6K sh	—	—	0
2025-03-04	CSTLCASTLE BIOSCIENCES INCM Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	+13.8K sh	—	—	167,604
2025-03-04	CSTLCASTLE BIOSCIENCES INCF Tax Payment	Chief Operating Officer	FTax Payment	−3,640 sh	$22.23	−$80.9K	163,964
2025-03-04	CSTLCASTLE BIOSCIENCES INC · Restricted Stock UnitsA Award	Chief Operating Officer	AAward	+47.8K sh	—	—	47,838
2025-03-04	CSTLCASTLE BIOSCIENCES INC · Restricted Stock UnitsM Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	−13.8K sh	—	—	41,432
2024-12-10	CSTLCASTLE BIOSCIENCES INCM Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	+1,750 sh	—	—	148,509
2024-12-10	CSTLCASTLE BIOSCIENCES INCF Tax Payment	Chief Operating Officer	FTax Payment	−530 sh	$29.63	−$15.7K	147,979
2024-12-10	CSTLCASTLE BIOSCIENCES INCM Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	+6,169 sh	—	—	154,148
2024-12-10	CSTLCASTLE BIOSCIENCES INCF Tax Payment	Chief Operating Officer	FTax Payment	−1,626 sh	$29.63	−$48.2K	152,522
2024-12-10	CSTLCASTLE BIOSCIENCES INC · Restricted Stock UnitsM Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	−1,750 sh	—	—	0
2024-12-10	CSTLCASTLE BIOSCIENCES INC · Restricted Stock UnitsM Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	−6,169 sh	—	—	6,170

Recent filings

Accepted (ET)
Oct 54
Oelschlager Kristen M0001628280-26-064912
SEC(opens sec.gov)
Sep 34
Oelschlager Kristen M0001628280-26-060430
SEC(opens sec.gov)
Aug 264
Oelschlager Kristen M0001628280-26-059091
SEC(opens sec.gov)
Aug 54
Oelschlager Kristen M0001628280-26-053391
SEC(opens sec.gov)
Jul 64
Oelschlager Kristen M0001628280-26-047286
SEC(opens sec.gov)
Jun 184
Oelschlager Kristen M0001628280-26-044327
SEC(opens sec.gov)
Mar 54
Oelschlager Kristen M0001628280-26-015352
SEC(opens sec.gov)

Companies

CASTLE BIOSCIENCES INCChief Operating OfficerCSTL

Address

C/O CASTLE BIOSCIENCES, INC. 1500 W. PARKWOOD AVE SUITE 400

FRIENDSWOOD, TX, 77546