Insider · CIK 0001861113

Niedzwiecki Daniel

Reports to the SEC for 1 company · BEDFORD, MA

sec.gov

Transactions

Companies

Filings

CIK

0001861113

Forms 4 and 5

Insider transactions

44 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-04-17	LNTHLantheus Holdings, Inc.F Tax Payment	See Remarks	FTax Payment	−1,911 sh	$83.82	−$160K	117,465
2026-03-05	LNTHLantheus Holdings, Inc.A Award	See Remarks	AAward	+36.7K sh	—	—	120,659
2026-03-05	LNTHLantheus Holdings, Inc.F Tax Payment	See Remarks	FTax Payment	−1,283 sh	$76.31	−$97.9K	119,376
2026-03-02	LNTHLantheus Holdings, Inc.A Award	See Remarks	AAward	+5,169 sh	—	—	92,226
2026-03-02	LNTHLantheus Holdings, Inc.F Tax Payment	See Remarks	FTax Payment	−8,259 sh	$76.30	−$630K	83,967
2025-06-13	LNTHLantheus Holdings, Inc.S Sale	See Remarks	SSale	−6,000 sh	$78.74	−$472K	87,057
2025-06-05	LNTHLantheus Holdings, Inc.S Sale	See Remarks	SSale	−6,000 sh	$79.65	−$478K	93,057
2025-04-17	LNTHLantheus Holdings, Inc.F Tax Payment	See Remarks	FTax Payment	−178 sh	$101.32	−$18K	99,057
2025-03-05	LNTHLantheus Holdings, Inc.A Award	See Remarks	AAward	+23.9K sh	—	—	99,235
2025-03-05	LNTHLantheus Holdings, Inc. · Stock Option (right to buy)A Award	See Remarks	AAward	+13.9K sh	—	—	13,927
2025-03-03	LNTHLantheus Holdings, Inc.A Award	See Remarks	AAward	+10.5K sh	—	—	88,258
2025-03-03	LNTHLantheus Holdings, Inc.F Tax Payment	See Remarks	FTax Payment	−12.9K sh	$94.86	−$1.22M	75,351
2024-08-14	LNTHLantheus Holdings, Inc.S Sale	See Remarks	SSale	−2,500 sh	$97.54	−$244K	77,744
2024-05-30	LNTHLantheus Holdings, Inc.S Sale	See Remarks	SSale	−12.9K sh	$79.86	−$1.03M	80,244
2024-05-17	LNTHLantheus Holdings, Inc.F Tax Payment	See Remarks	FTax Payment	−1,466 sh	$79.67	−$117K	93,117
2024-04-17	LNTHLantheus Holdings, Inc.F Tax Payment	See Remarks	FTax Payment	−177 sh	$61.48	−$10.9K	94,583
2024-03-05	LNTHLantheus Holdings, Inc.F Tax Payment	See Remarks	FTax Payment	−8,457 sh	$65.36	−$553K	94,760
2024-03-04	LNTHLantheus Holdings, Inc.A Award	See Remarks	AAward	+6,466 sh	—	—	103,217
2024-03-01	LNTHLantheus Holdings, Inc.A Award	See Remarks	AAward	+30.5K sh	—	—	96,751
2024-03-01	LNTHLantheus Holdings, Inc. · Stock Option (right to buy)A Award	See Remarks	AAward	−18K sh	—	—	18,043
2023-09-15	LNTHLantheus Holdings, Inc.M Exercise/Conversion	See Remarks	MExercise/Conversion	+2,846 sh	$17.79	+$50.6K	69,141
2023-09-15	LNTHLantheus Holdings, Inc.S Sale	See Remarks	SSale	−2,846 sh	$66.43	−$189K	66,295
2023-09-15	LNTHLantheus Holdings, Inc. · Stock Option (right to buy)M Exercise/Conversion	See Remarks	MExercise/Conversion	−2,846 sh	—	—	0
2023-08-11	LNTHLantheus Holdings, Inc.S Sale	See Remarks	SSale	−4,297 sh	$67.93	−$292K	66,295
2023-05-18	LNTHLantheus Holdings, Inc.F Tax Payment	See Remarks	FTax Payment	−1,466 sh	$97.97	−$144K	70,592
2023-05-11	LNTHLantheus Holdings, Inc.S Sale	See Remarks	SSale	−6,113 sh	$98.82	−$604K	72,058
2023-04-17	LNTHLantheus Holdings, Inc.A Award	See Remarks	AAward	+3,301 sh	—	—	78,171
2023-04-17	LNTHLantheus Holdings, Inc. · Stock Option (right to buy)A Award	See Remarks	AAward	+1,960 sh	—	—	1,960
2023-03-07	LNTHLantheus Holdings, Inc.S Sale	See Remarks	SSale	−1,055 sh	$72.15	−$76.1K	74,870
2023-03-06	LNTHLantheus Holdings, Inc.S Sale	See Remarks	SSale	−9,079 sh	$72.56	−$659K	75,925
2023-03-03	LNTHLantheus Holdings, Inc.A Award	See Remarks	AAward	+7,515 sh	—	—	85,004
2023-03-02	LNTHLantheus Holdings, Inc. · Stock Option (right to buy)A Award	See Remarks	AAward	+7,196 sh	—	—	7,196
2022-11-11	LNTHLantheus Holdings, Inc.S Sale	See Remarks	SSale	−3,000 sh	$59.73	−$179K	65,143
2022-08-11	LNTHLantheus Holdings, Inc.S Sale	See Remarks	SSale	−3,000 sh	$82.66	−$248K	68,143
2022-05-18	LNTHLantheus Holdings, Inc.S Sale	See Remarks	SSale	−1,380 sh	$64.54	−$89.1K	71,143
2022-03-08	LNTHLantheus Holdings, Inc.S Sale	See Remarks	SSale	−432 sh	$50.63	−$21.9K	72,523
2022-03-07	LNTHLantheus Holdings, Inc.S Sale	See Remarks	SSale	−1,330 sh	$52.55	−$69.9K	72,955
2022-03-03	LNTHLantheus Holdings, Inc.A Award	See Remarks	AAward	+15.8K sh	—	—	74,285
2022-03-03	LNTHLantheus Holdings, Inc. · Stock Option (right to buy)A Award	See Remarks	AAward	+8,992 sh	—	—	8,992
2022-03-02	LNTHLantheus Holdings, Inc.A Award	See Remarks	AAward	+12.3K sh	—	—	77,489
2022-03-01	LNTHLantheus Holdings, Inc.S Sale	See Remarks	SSale	−2,645 sh	$48.04	−$127K	58,514
2022-02-28	LNTHLantheus Holdings, Inc.A Award	See Remarks	AAward	+4,099 sh	—	—	61,159
2021-08-16	LNTHLantheus Holdings, Inc.F Tax Payment	See Remarks	FTax Payment	−243 sh	$24.98	−$6,070.14	57,060
2021-05-17	LNTHLantheus Holdings, Inc.A Award	See Remarks	AAward	+9,093 sh	—	—	57,303

Recent filings

Accepted (ET)
Apr 214
Niedzwiecki Daniel0002064832-26-000171
SEC(opens sec.gov)
Mar 94
Niedzwiecki Daniel0002064832-26-000125
SEC(opens sec.gov)
Mar 44
Niedzwiecki Daniel0002064832-26-000113
SEC(opens sec.gov)
Jun 174
Niedzwiecki Daniel0001062993-25-011827
SEC(opens sec.gov)
Jun 94
Niedzwiecki Daniel0001062993-25-011241
SEC(opens sec.gov)
Apr 214
Niedzwiecki Daniel0001062993-25-007716
SEC(opens sec.gov)
Mar 74
Niedzwiecki Daniel0001062993-25-004987
SEC(opens sec.gov)
Mar 54
Niedzwiecki Daniel0001062993-25-004628
SEC(opens sec.gov)
Aug 164
Niedzwiecki Daniel0000950170-24-098083
SEC(opens sec.gov)
Jun 34
Niedzwiecki Daniel0000950170-24-068031
SEC(opens sec.gov)
May 214
Niedzwiecki Daniel0000950170-24-062957
SEC(opens sec.gov)
Apr 264
Niedzwiecki Daniel0000950170-24-049215
SEC(opens sec.gov)
Mar 74
Niedzwiecki Daniel0000950170-24-028035
SEC(opens sec.gov)
Mar 54
Niedzwiecki Daniel0000950170-24-026647
SEC(opens sec.gov)

Companies

Lantheus Holdings, Inc.See RemarksLNTH

Address

C/O LANTHEUS HOLDINGS, INC. 201 BURLINGTON ROAD, SOUTH BUILDING

BEDFORD, MA, 01730