KORNITZER CAPITAL MANAGEMENT INC /KS

Position in RGEN — Repligen Corp

CIK 898358 SHAWNEE MISSION, KS

Position in RGEN

as of Mar 31, 2026 · filed Apr 30, 2026 Compact

Position Value

$8,256,825

-$5,471,365 QoQ

Shares Held

70,080

-16.4% QoQ

Ownership

0.124%

of shares outstanding

% of Portfolio

0.18%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

8 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Healthcare · as of Mar 31, 2026

KORNITZER CAPITAL MANAGEMENT INC /KS holds $28,274,742 across 9 Medical Instruments & Supplies names. RGEN ranks #1 (29.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	RGEN	Repligen Corp This page	70,080	$8,256,825
2	ALC	Alcon Inc	76,317	$5,750,485
3	WRBY	Warby Parker Inc.	177,255	$3,734,762
4	WST	West Pharmaceutical Services Inc	13,668	$3,425,747
5	ISRG	Intuitive Surgical Inc	4,878	$2,248,709
6	STVN	Stevanato Group S.p.A.	135,000	$1,856,250
7	LMAT	Lemaitre Vascular Inc	12,714	$1,387,987
8	BLFS	Biolife Solutions Inc	42,745	$815,574

8 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$8,256,825	70,080	-16.4%	Shares	Sole	2026-04-30
2025-12-31	$13,728,190	83,780	+7.0%	Shares	Sole	2026-02-02
2025-09-30	$10,463,687	78,280	+181.7%	Shares	Sole	2025-10-31
2023-03-31	$4,678,724	27,790	-29.8%	Shares	Sole	2023-05-09
2020-12-31	$7,588,164	39,598	-33.7%	Shares	Sole	2021-01-29
2020-09-30	$8,807,105	59,693	-1.2%	Shares	Sole	2020-10-30
2020-06-30	$7,466,414	60,403	-25.6%	Shares	Sole	2020-08-03
2020-03-31	$7,839,530	81,205	—	Shares	Sole	2020-04-30
No filing history on record for this holder in this stock.