Question 1

How many shares of RGEN does CONGRESS ASSET MANAGEMENT CO own?

Accepted Answer

As of 2026-Q2, CONGRESS ASSET MANAGEMENT CO holds 1M shares of RGEN (REPLIGEN CORP).

Question 2

What is CONGRESS ASSET MANAGEMENT CO's RGEN position worth?

Accepted Answer

As of 2026-Q2, CONGRESS ASSET MANAGEMENT CO's RGEN position is worth $138.1M.

Question 3

Is CONGRESS ASSET MANAGEMENT CO buying or selling RGEN?

Accepted Answer

In 2026-Q2, CONGRESS ASSET MANAGEMENT CO increased their RGEN position (+26.9% change in shares).

Question 4

When did CONGRESS ASSET MANAGEMENT CO first buy RGEN?

Accepted Answer

Based on available 13F filings, CONGRESS ASSET MANAGEMENT CO first reported a position in RGEN in 2024-Q2. They have held the position across 30 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	1M	+26.9%	$138.1M	0.8%	$102.87	53
2026-Q1	Increased	797,867	+6.9%	$94M	0.7%	$123.06	45
2025-Q4	Increased	746,306	+241.4%	$122.3M	0.9%	$166.59	68
2025-Q3	Increased	218,592	+43.4%	$29.2M	0.2%	$124.09	46
2025-Q2	Increased	152,450	+18.0%	$19M	0.1%	$123.56	40
2025-Q1	Increased	129,219	+10.8%	$16.4M	0.1%	$133.41	37
2024-Q4	Increased	116,620	+12.4%	$16.8M	0.1%	$143.81	38
2024-Q3	Increased	103,764	+10.5%	$15.4M	0.1%	$145.93	37
2024-Q2	Increased	93,922	+6.7%	$11.8M	0.1%	$126.06	30

RGENShowing 9 of 30 quarters

RGEN
Showing 9 of 30 quarters