Marshall Wace, LLP

SEC CIK: 0001318757
Latest filing: Aug 13, 2026

SEC filings (opens in a new tab)

INSP holding history

Inspire Medical Systems, Inc. in every 13F filed by Marshall Wace, LLP, 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 (Q1 2026): 0; Sold out in Q1 2026
Value: $0
% of portfolio: 0.0%
Quarters held: 19; Since Q1 2021

Holdings of INSP by Marshall Wace, LLP, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q1 2026	0	$0	0.0%	−531,079−100.0%	Sold out	Holders
Q4 2025	531,079	$49.0M	<0.1%	+396,810+295.5%	Added	Holders
Q3 2025	134,269	$9.96M	<0.1%	+118,364+744.2%	Added	Holders
Q2 2025	15,905	$2.06M	<0.1%	+577+3.8%	Added	Holders
Q1 2025	15,328	$2.44M	<0.1%	−261,803−94.5%	Reduced	Holders
Q4 2024	277,131	$51.4M	0.1%	+262,353+1,775.3%	Added	Holders
Q3 2024	14,778	$3.12M	<0.1%	−25,695−63.5%	Reduced	Holders
Q2 2024	40,473	$5.42M	<0.1%	+40,473	New	Holders
Q1 2024	0	$0	0.0%	−247,641−100.0%	Sold out	Holders
Q4 2023	247,641	$50.4M	0.1%	+236,746+2,173.0%	Added	Holders
Q3 2023	10,895	$2.16M	<0.1%	−266,082−96.1%	Reduced	Holders
Q2 2023	276,977	$89.9M	0.2%	+119,058+75.4%	Added	Holders
Q1 2023	157,919	$37.0M	0.1%	−48,003−23.3%	Reduced	Holders
Q4 2022	205,922	$51.9M	0.1%	−158,515−43.5%	Reduced	Holders
Q3 2022	364,437	$64.6M	0.2%	−5,666−1.5%	Reduced	Holders
Q2 2022	370,103	$67.6M	0.2%	+265,304+253.2%	Added	Holders
Q1 2022	104,799	$26.9M	0.1%	−250,762−70.5%	Reduced	Holders
Q4 2021	355,561	$81.8M	0.2%	−10,588−2.9%	Reduced	Holders
Q3 2021	366,149	$85.3M	0.4%	−70,080−16.1%	Reduced	Holders
Q2 2021	436,229	$84.3M	0.4%	+68,758+18.7%	Added	Holders
Q1 2021	367,471	$76.1M	0.4%	–	–	Holders

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