RGEN

Name: RGEN Congressional Trading Activity
Creator: Signal Congress

Congressional ActivityEXPLORE GRAPH →

Repligen Corporation - Common Stock (RGEN) [ST]

TOTAL TRADES

BUYS

SELLS

MEMBERS

unique traders

BIPARTISAN CLUSTERS

AVG ALPHA 60D

+0.86%

vs SPY benchmark

RGEN timeline8 trades · Congress + cabinet · convergence

Positioned by disclosure date. Click any marker for its source filing.

CongressCabinetContract cut8-K13D▲ buy ▼ sell ◆ n/a ■ event

EXECUTIVE HOLDINGS

Primary-source OGE 278-T disclosures

View all on Executive page →

OFFICIAL	AGENCY	DATE	TYPE	AMOUNT
Feinberg, Stacey	—	Dec 30, 25	BUY	$50K–$100K
Stephens, Warren	—	Jul 24, 25	SELL	$500K–$1.0M
Mcgranahan, John Russell Russell General Counsel	General Services Administration	Jan 23, 25	SELL	$1K–$15K

7 trades

Congressional trading data from STOCK Act filings. Not investment advice.

ABOUT CONGRESSIONAL TRADING IN RGEN

As of July 2026, 2 members of Congress have collectively executed 7 disclosed trades on RGEN (Repligen Corporation - Common Stock). This includes 3 purchases and 4 sales, with bipartisan cluster activity detected 0 times — instances where members of both parties traded RGEN within overlapping time windows, often a signal of coordinated information or policy-related activity.

MOST-ACTIVE TRADERS

The most active trader of RGEN on Signal Congress is Lisa McClain with 6 trades, followed by Jefferson Shreve (1 trade).

Signal Congress tracks RGEN congressional trades through STOCK Act PTR filings from the House Clerk XML feed and Senate eFD system. Each trade is scored for conviction (0–100 scale) based on filing speed, amount, and corroboration signals, and analyzed for alpha generation against the SPY benchmark over 60-day and 180-day windows.