Fred Alger Management, LLC

SEC CIK: 0000003520
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

INSP holding history

Inspire Medical Systems, Inc. in every 13F filed by Fred Alger Management, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

INSP overview All 13F holders of INSP Full Q2 2026 holdings

Shares (Q4 2025): 0; Sold out in Q4 2025
Value: $0
% of portfolio: 0.0%
Quarters held: 19; Since Q1 2021

Holdings of INSP by Fred Alger Management, LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q4 2025	0	$0	0.0%	−6,936−100.0%	Sold out	Holders
Q3 2025	6,936	$514.7K	<0.1%	−115,722−94.3%	Reduced	Holders
Q2 2025	122,658	$15.9M	0.1%	+65,239+113.6%	Added	Holders
Q1 2025	57,419	$9.15M	0.1%	−5,706−9.0%	Reduced	Holders
Q4 2024	63,125	$11.7M	0.1%	−6,725−9.6%	Reduced	Holders
Q3 2024	69,850	$14.7M	0.1%	−79,747−53.3%	Reduced	Holders
Q2 2024	149,597	$20.0M	0.1%	−72,963−32.8%	Reduced	Holders
Q1 2024	222,560	$47.8M	0.2%	−183,347−45.2%	Reduced	Holders
Q4 2023	405,907	$82.6M	0.4%	+445+0.1%	Added	Holders
Q3 2023	405,462	$80.5M	0.5%	−61,916−13.2%	Reduced	Holders
Q2 2023	467,378	$151.7M	0.8%	−80,776−14.7%	Reduced	Holders
Q1 2023	548,154	$128.3M	0.7%	+38,021+7.5%	Added	Holders
Q4 2022	510,133	$128.5M	0.7%	+50,545+11.0%	Added	Holders
Q3 2022	459,588	$81.5M	0.4%	−130,807−22.2%	Reduced	Holders
Q2 2022	590,395	$107.8M	0.5%	−345,111−36.9%	Reduced	Holders
Q1 2022	935,506	$240.1M	0.8%	−84,214−8.3%	Reduced	Holders
Q4 2021	1,019,720	$234.6M	0.6%	−123,621−10.8%	Reduced	Holders
Q3 2021	1,143,341	$266.3M	0.6%	+8,460+0.7%	Added	Holders
Q2 2021	1,134,881	$219.3M	0.5%	+273,126+31.7%	Added	Holders
Q1 2021	861,755	$178.4M	0.5%	–	–	Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.