Insider · CIK 0001236535

YOUNG WILLIAM

Reports to the SEC for 4 companies · CAMBRIDGE, MA

sec.gov

Transactions

Companies

Filings

CIK

0001236535

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2024-05-06	NS Wind Down Co., Inc.M Exercise/Conversion	Director	MExercise/Conversion	+41.1K sh	—	—	102,684
2024-05-06	NS Wind Down Co., Inc.Restricted Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−41.1K sh	—	—	0
2023-06-23	NS Wind Down Co., Inc.Restricted Stock UnitsA Award	Director	AAward	+41.1K sh	—	—	41,133
2023-06-17	NS Wind Down Co., Inc.M Exercise/Conversion	Director	MExercise/Conversion	+14.9K sh	—	—	61,551
2023-06-17	NS Wind Down Co., Inc.Restricted Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−14.9K sh	—	—	0
2023-05-24	NS Wind Down Co., Inc.P Purchase	Director	PPurchase	+35.4K sh	$5.69	+$202K	46,700
2022-06-17	NS Wind Down Co., Inc.Restricted Stock UnitsA Award	Director	AAward	+14.9K sh	—	—	14,851
2022-06-16	NS Wind Down Co., Inc.M Exercise/Conversion	Director	MExercise/Conversion	+3,890 sh	—	—	11,300
2022-06-16	NS Wind Down Co., Inc.Restricted Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−3,890 sh	—	—	0
2022-02-24	NS Wind Down Co., Inc.M Exercise/Conversion	Director	MExercise/Conversion	+20.3K sh	$1.92	+$39.1K	27,753
2022-02-24	NS Wind Down Co., Inc.S Sale	Director	SSale	−800 sh	$29.66	−$23.7K	26,953
2022-02-24	NS Wind Down Co., Inc.S Sale	Director	SSale	−1,716 sh	$30.68	−$52.6K	25,237
2022-02-24	NS Wind Down Co., Inc.S Sale	Director	SSale	−8,498 sh	$31.71	−$269K	16,739
2022-02-24	NS Wind Down Co., Inc.S Sale	Director	SSale	−4,273 sh	$32.40	−$138K	12,466
2022-02-24	NS Wind Down Co., Inc.S Sale	Director	SSale	−3,643 sh	$33.61	−$122K	8,823
2022-02-24	NS Wind Down Co., Inc.S Sale	Director	SSale	−1,413 sh	$34.18	−$48.3K	7,410
2022-02-24	NS Wind Down Co., Inc.Stock Option (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−20.3K sh	$1.92	−$39.1K	0
2021-06-29	NS Wind Down Co., Inc.M Exercise/Conversion	Director	MExercise/Conversion	+400 sh	$1.92	+$768	7,810
2021-06-29	NS Wind Down Co., Inc.S Sale	Director	SSale	−400 sh	$70.19	−$28.1K	7,410
2021-06-29	NS Wind Down Co., Inc.Stock Option (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−400 sh	$1.92	−$768	20,343
2021-06-28	NS Wind Down Co., Inc.M Exercise/Conversion	Director	MExercise/Conversion	+100 sh	$1.92	+$192	7,510
2021-06-28	NS Wind Down Co., Inc.S Sale	Director	SSale	−100 sh	$70.00	−$7,000	7,410
2021-06-28	NS Wind Down Co., Inc.Stock Option (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−100 sh	$1.92	−$192	20,743
2021-06-16	NS Wind Down Co., Inc.Common StockA Award	Director	AAward	+3,890 sh	—	—	3,890
2021-06-15	NS Wind Down Co., Inc.M Exercise/Conversion	Director	MExercise/Conversion	+5,520 sh	—	—	7,410
2021-06-15	NS Wind Down Co., Inc.Common StockM Exercise/Conversion	Director	MExercise/Conversion	−5,520 sh	—	—	0
2020-09-14	NS Wind Down Co., Inc.G Gift	Director	GGift	−30K sh	—	—	0
2020-06-16	NS Wind Down Co., Inc.Restricted Stock UnitsA Award	Director	AAward	+5,520 sh	—	—	5,520
2020-06-15	NS Wind Down Co., Inc.M Exercise/Conversion	Director	MExercise/Conversion	+1,890 sh	—	—	31,890
2020-06-15	NS Wind Down Co., Inc.Restricted Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−1,890 sh	—	—	0
2019-11-22	NS Wind Down Co., Inc.M Exercise/Conversion	Director	MExercise/Conversion	+24.1K sh	$2.24	+$54K	54,125
2019-11-22	NS Wind Down Co., Inc.S Sale	Director	SSale	−24.1K sh	$24.86	−$600K	30,000
2019-11-22	NS Wind Down Co., Inc.Stock Option (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−24.1K sh	$2.24	−$54K	0
2019-08-22	NS Wind Down Co., Inc.M Exercise/Conversion	Director	MExercise/Conversion	+24.1K sh	$2.24	+$54K	54,125
2019-08-22	NS Wind Down Co., Inc.S Sale	Director	SSale	−21.5K sh	$25.17	−$542K	32,600
2019-08-22	NS Wind Down Co., Inc.S Sale	Director	SSale	−2,200 sh	$26.12	−$57.5K	30,400
2019-08-22	NS Wind Down Co., Inc.S Sale	Director	SSale	−400 sh	$27.03	−$10.8K	30,000
2019-08-22	NS Wind Down Co., Inc.Stock Option (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−24.1K sh	$2.24	−$54K	24,125
2019-06-18	NS Wind Down Co., Inc.Stock Options (right to buy)A Award	Director	AAward	+3,857 sh	—	—	3,857
2019-06-18	NS Wind Down Co., Inc.Restricted Stock UnitsA Award	Director	AAward	+1,890 sh	—	—	1,890
2019-03-25	NS Wind Down Co., Inc.Common StockA Award	Director	AAward	+4,410 sh	—	—	4,410
2018-03-13	NS Wind Down Co., Inc.P Purchase	Director	PPurchase	+30K sh	$6.91	+$207K	30,000
2018-03-13	NS Wind Down Co., Inc.P Purchase	Director	PPurchase	+30K sh	$6.91	+$207K	30,000
2018-01-01	NS Wind Down Co., Inc.Common StockA Award	Director	AAward	+10.2K sh	—	—	10,168
2017-01-01	NS Wind Down Co., Inc.Stock Option (Right to Buy)A Award	Director	AAward	+8,611 sh	—	—	8,611
2016-01-01	NS Wind Down Co., Inc.Stock Option (Right to Buy)A Award	Director	AAward	+7,828 sh	—	—	7,828
2015-01-01	NS Wind Down Co., Inc.Stock Option (Right to Buy)A Award	Director	AAward	+7,307 sh	—	—	7,307
2014-01-08	BIIBBIOGEN INC.S Sale	Director	SSale	−15K sh	$285.11	−$4.28M	18,509
2014-01-01	NS Wind Down Co., Inc.Stock Option (Right to Buy)A Award	Director	AAward	+5,847 sh	—	—	5,847
2013-07-10	NS Wind Down Co., Inc.Stock Option (Right to Buy)A Award	Director	AAward	+8,768 sh	—	—	8,768

Recent filings

Accepted (ET)
May 84
YOUNG WILLIAM0001401708-24-000082
SEC(opens sec.gov)
Jun 274
YOUNG WILLIAM0001401708-23-000178
SEC(opens sec.gov)
Jun 204
YOUNG WILLIAM0001401708-23-000144
SEC(opens sec.gov)
May 264
YOUNG WILLIAM0001401708-23-000118
SEC(opens sec.gov)
Jun 174
YOUNG WILLIAM0001401708-22-000127
SEC(opens sec.gov)
Feb 284
YOUNG WILLIAM0001401708-22-000039
SEC(opens sec.gov)
Jun 304
YOUNG WILLIAM0001401708-21-000186
SEC(opens sec.gov)

Companies

Address

14 CAMBRIDGE CENTER

CAMBRIDGE, MA, 02142