REPLIGEN CORP

NOTE 1.000%12/1 · CUSIP 759916AC3

5 institutional holders -38 vs Q4 2023

18,265,00018.3m shares reported held*

$40.8mreported value*

2 new 1 added 2 reduced 40 sold out net sold ≈ $628.1m (-9.2m shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable. Implied quarter-end price ≈ $2.23.

Trends to Q1 2024

Institutional holders

Managers reporting a position, each quarter

Numbers

Quarter	Holders
Q4 2023	43
Q1 2024	5

Biggest buyers

LORD, ABBETT & CO. LLC	New	+12,265,000+12.3m
ABSOLUTE INVESTMENT ADVISERS, LLC	Added	+1,000,000+1.0m
KBC Group NV	New	+100,000+100.0k

Biggest sellers

D. E. Shaw & Co., Inc.	Sold out	-74,172,000-74.2m
DeepCurrents Investment Group LLC	Sold out	-58,224,000-58.2m
Aequim Alternative Investments LP	Sold out	-50,000,000-50.0m
FRANKLIN RESOURCES INC	Sold out	-45,000,000-45.0m
WOLVERINE ASSET MANAGEMENT LLC	Sold out	-29,000,000-29.0m
HIGHBRIDGE CAPITAL MANAGEMENT LLC	Sold out	-27,500,000-27.5m
Balyasny Asset Management L.P.	Sold out	-25,000,000-25.0m
LAZARD ASSET MANAGEMENT LLC	Sold out	-21,560,000-21.6m
Polar Asset Management Partners Inc.	Sold out	-20,000,000-20.0m
READYSTATE ASSET MANAGEMENT LP	Sold out	-16,500,000-16.5m

Holders, Q1 2024

#	Manager	Location	Shares	Value	% of their portfolio	Change	Shares change
1	LORD, ABBETT & CO. LLC 0.02% of their portfolio	JERSEY CITY, NJ	12,265,00012.3m $13.8m	$13.8m	0.02%	New
2	Segantii Capital Management Ltd 1.16% of their portfolio	HONG KONG, K3	10,500,00010.5m $11.8m	$11.8m	1.16%	Reduced -4.5m	-4,500,000
3	BARCLAYS PLC 0.00% of their portfolio	LONDON, X0	7,482,0007.5m $8.4m	$8.4m	0.00%	Reduced -1.2m	-1,155,000
4	ABSOLUTE INVESTMENT ADVISERS, LLC 0.92% of their portfolio	ROSEMARY BEACH, FL	6,000,0006.0m $6.7m	$6.7m	0.92%	Added +1.0m	+1,000,000
5	KBC Group NV 0.00% of their portfolio	Brussels, C9	100,000100.0k $113.0k	$113.0k	0.00%	New