Stocks
INSM INSMED Inc

INSM

INSMED Inc

Company with tickers: INSM

CIK

1104506

CUSIP

457669307

Shares Outstanding

215,852,149

Price Holdings Short Volume Short Interest Fails to Deliver SEC Filings Earnings Calls Insider Trading Congress Trades

Date	Insider	Role	Type	Shares	Price	Value	After
2026-04-06	Lewis William	Director	Convert	6,259	—	—	43,814
2026-04-06	Lewis William	Director	Convert	6,259	$30.46	$190,649	307,444
2026-04-06	Lewis William	Director	Other	233,924	—	—	233,924
2026-04-06	Lewis William	Director	Sell	787	$161.73	$127,282	311,097
2026-04-01	Adsett Roger	Chief Operating Officer	Convert	88,060	—	—	0
2026-04-01	Adsett Roger	Chief Operating Officer	Convert	88,060	$14.56	$1,282,154	194,870
2026-04-01	Adsett Roger	Chief Operating Officer	Sell	6,715	$163.18	$1,095,754	188,155
2026-03-30	Smith Michael Alexander	Chief Legal Officer	Sell	19,638	$150.98	$2,964,945	51,871
2026-03-30	Smith Michael Alexander	Chief Legal Officer	Convert	5,649	$17.07	$96,428	57,520
2026-03-30	Smith Michael Alexander	Chief Legal Officer	Convert	5,649	—	—	8,633
2026-03-19	Lewis William	Director	Other	233,924	—	—	233,924
2026-03-19	Lewis William	Director	Sell	1,629	$142.17	$231,595	310,255
2026-03-19	Lewis William	Director	Convert	6,259	—	—	50,073
2026-03-19	Lewis William	Director	Convert	6,259	$30.46	$190,649	307,444
2026-03-05	Lewis William	Director	Other	233,924	—	—	233,924
2026-03-05	Lewis William	Director	Sell	2,083	$144.23	$300,431	309,801
2026-03-05	Lewis William	Director	Convert	6,259	—	—	56,332
2026-03-05	Lewis William	Director	Convert	6,259	$30.46	$190,649	307,444
2026-03-03	SHAROKY MELVIN MD	Director	Gift	100	—	—	242,776
2026-03-03	SHAROKY MELVIN MD	Director	Other	6,847	—	—	6,847
2026-02-25	SHAROKY MELVIN MD	Director	Gift	1,072	—	—	242,876
2026-02-25	SHAROKY MELVIN MD	Director	Other	5,000	—	—	5,000
2026-02-24	Smith Michael Alexander	Chief Legal Officer	Sell	4,852	$153.93	$746,868	71,793
2026-02-24	Smith Michael Alexander	Chief Legal Officer	Convert	20,248	—	—	14,282
2026-02-24	Smith Michael Alexander	Chief Legal Officer	Convert	20,248	$17.07	$345,633	76,645
2026-02-23	Brennan David R	Director	Other	60,000	—	—	60,000
2026-02-23	Brennan David R	Director	Gift	6,000	—	—	60,933
2026-02-19	Lewis William	Director	Other	233,924	—	—	233,924
2026-02-19	Lewis William	Director	Convert	6,259	—	—	62,591
2026-02-19	Lewis William	Director	Convert	6,259	$30.46	$190,649	307,444
2026-02-19	Lewis William	Director	Sell	1,988	$149.17	$296,550	309,896
2026-02-09	MCGIRR DAVID W J	Director	Gift	53,400	—	—	44,323
2026-02-09	Lewis William	Director	Sell	4,888	$147.17	$719,367	309,693
2026-02-09	Lewis William	Director	Other	233,924	—	—	233,924
2026-02-09	Lewis William	Director	Convert	4,440	$17.16	$76,190	308,322
2026-02-09	Lewis William	Director	Convert	4,440	—	—	48,840
2026-02-05	Flammer Martina M.D.	Chief Medical Officer	Sell	869	$152.44	$132,470	83,243
2026-02-03	Adsett Roger	Chief Operating Officer	Sell	791	$156.17	$123,530	106,810
2026-02-03	Lewis William	Director	Other	233,924	—	—	233,924
2026-02-03	Lewis William	Director	Sell	3,009	$156.34	$470,427	303,882
2026-02-03	Smith Michael Alexander	Chief Legal Officer	Sell	640	$156.27	$100,013	56,397
2026-02-03	Bonstein Sara	Chief Financial Officer	Sell	748	$156.34	$116,942	79,758
2026-02-03	Flammer Martina M.D.	Chief Medical Officer	Sell	795	$155.77	$123,837	84,112
2026-02-02	Flammer Martina M.D.	Chief Medical Officer	Sell	563	$152.06	$85,610	92,326
2026-02-02	Flammer Martina M.D.	Chief Medical Officer	Convert	7,982	$65.72	$524,577	92,889
2026-02-02	Flammer Martina M.D.	Chief Medical Officer	Convert	7,982	—	—	23,948
2026-01-20	Lewis William	Director	Sell	1,006	$156.80	$157,741	316,584
2026-01-20	Lewis William	Director	Other	233,924	—	—	233,924
2026-01-20	Lewis William	Director	Convert	6,259	$30.46	$190,649	313,150
2026-01-20	Lewis William	Director	Convert	6,259	—	—	75,109
2026-01-12	Lewis William	Director	Convert	6,259	—	—	81,368
2026-01-12	Lewis William	Director	Other	233,924	—	—	233,924
2026-01-12	Lewis William	Director	Sell	3,974	$167.73	$666,559	322,132
2026-01-12	Lewis William	Director	Convert	6,259	$30.46	$190,649	321,666
2026-01-09	Flammer Martina M.D.	Chief Medical Officer	Sell	1,887	$186.19	$351,341	84,907
2026-01-08	Bonstein Sara	Chief Financial Officer	Sell	1,447	$174.17	$252,024	80,506
2026-01-08	Lewis William	Director	Sell	3,223	$174.17	$561,350	315,407
2026-01-08	Adsett Roger	Chief Operating Officer	Sell	2,059	$174.17	$358,616	107,601
2026-01-08	Smith Michael Alexander	Chief Legal Officer	Sell	1,053	$174.17	$183,401	57,037
2026-01-08	Flammer Martina M.D.	Chief Medical Officer	Sell	1,660	$173.87	$288,624	90,045
2026-01-07	Bonstein Sara	Chief Financial Officer	Sell	1,678	$175.07	$293,767	81,953
2026-01-07	Lewis William	Director	Sell	2,357	$175.07	$412,640	318,630
2026-01-07	Adsett Roger	Chief Operating Officer	Sell	802	$175.07	$140,406	109,660
2026-01-07	Smith Michael Alexander	Chief Legal Officer	Sell	709	$175.07	$124,125	58,090
2026-01-07	Flammer Martina M.D.	Chief Medical Officer	Sell	1,434	$175.84	$252,155	91,705
2026-01-06	Bonstein Sara	Chief Financial Officer	Sell	1,517	$173.33	$262,942	83,631
2026-01-06	Lewis William	Director	Sell	4,096	$173.33	$709,960	320,987
2026-01-06	Lewis William	Director	Other	233,924	—	—	233,924
2026-01-06	Smith Michael Alexander	Chief Legal Officer	Sell	1,396	$173.33	$241,969	58,799
2026-01-06	Adsett Roger	Chief Operating Officer	Sell	1,429	$173.33	$247,689	110,462
2026-01-06	Flammer Martina M.D.	Chief Medical Officer	Convert	8,570	—	—	0
2026-01-06	Flammer Martina M.D.	Chief Medical Officer	Convert	8,570	$26.43	$226,505	103,324
2026-01-06	Flammer Martina M.D.	Chief Medical Officer	Sell	4,783	$173.47	$829,707	98,541
2026-01-05	Flammer Martina M.D.	Chief Medical Officer	Convert	4,358	$19.74	$86,027	99,112
2026-01-05	Flammer Martina M.D.	Chief Medical Officer	Convert	4,358	—	—	8,715
2026-01-05	Flammer Martina M.D.	Chief Medical Officer	Sell	2,799	$169.29	$473,843	104,258
2026-01-02	Lewis William	Director	Award	21,172	—	—	325,083
2026-01-02	Lewis William	Director	Award	110,400	—	—	110,400
2026-01-02	Lewis William	Director	Other	233,924	—	—	233,924
2026-01-02	Flammer Martina M.D.	Chief Medical Officer	Award	31,280	—	—	31,280
2026-01-02	Flammer Martina M.D.	Chief Medical Officer	Award	5,998	—	—	89,109
2026-01-02	Smith Michael Alexander	Chief Legal Officer	Award	5,293	—	—	60,195
2026-01-02	Smith Michael Alexander	Chief Legal Officer	Award	27,600	—	—	27,600
2026-01-02	Schaeffer Orlov S Nicole	Chief People Strategy Officer	Convert	87,290	—	—	0
2026-01-02	Schaeffer Orlov S Nicole	Chief People Strategy Officer	Award	27,600	—	—	27,600
2026-01-02	Schaeffer Orlov S Nicole	Chief People Strategy Officer	Sell	31,030	$174.28	$5,407,908	98,014
2026-01-02	Schaeffer Orlov S Nicole	Chief People Strategy Officer	Award	5,293	—	—	41,754
2026-01-02	Schaeffer Orlov S Nicole	Chief People Strategy Officer	Convert	87,290	$13.91	$1,214,204	129,044
2026-01-02	Bonstein Sara	Chief Financial Officer	Award	5,998	—	—	79,503
2026-01-02	Bonstein Sara	Chief Financial Officer	Award	31,280	—	—	31,280
2026-01-02	Adsett Roger	Chief Operating Officer	Award	5,998	—	—	111,891
2026-01-02	Adsett Roger	Chief Operating Officer	Award	31,280	—	—	31,280
2025-12-18	Lewis William	Director	Sell	350	$162.26	$56,791	314,260
2025-12-18	Lewis William	Director	Other	233,924	—	—	233,924
2025-12-18	Lewis William	Director	Convert	4,440	—	—	62,160
2025-12-18	Lewis William	Director	Convert	4,440	$17.16	$76,190	308,351
2025-12-05	SHAROKY MELVIN MD	Director	Other	0	—	—	0
2025-12-05	SHAROKY MELVIN MD	Director	Sell	20,000	$205.01	$4,100,200	243,948
2025-12-04	Lewis William	Director	Sell	4,516	$204.62	$924,064	310,094
2025-12-04	Lewis William	Director	Convert	6,259	—	—	93,886