John Cox, EVP Pharmaceutical Oper & Tech at Biogen, holds 0.00 shares in Sigilon Therapeutics (Ticker: SGTX), holds 923.00 shares in Repligen (Ticker: RGEN), holds 0.00 shares in Bioverativ Inc (Ticker: BIVV).

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John Cox
Biogen (BIIB)
EVP Pharmaceutical Oper & Tech

Ranked #95,611 out of 98,501 Corporate Insiders

Profitable Transactions

0 out of 4 Profitable Transactions

Average Return

-119.60%

Average return per transaction

Time Frame

1 Year

Compare to

No Benchmark

How are Insiders Ranked?

Insider Holdings

97.11%

BIIB

2.89%

RGEN

0.00%

DYN

A breakdown of John Cox's holdings

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Insider Roles

Biogen
(BIIB)

EVP Pharmaceutical Oper & Tech

Repligen
(RGEN)

Director

Dyne Therapeutics
(DYN)

See Remarks, Director

Roles that John Cox holds in companies

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Most Profitable Insider Trade

Stock:

Repligen
(RGEN)

Rating:Informative Sell

Date:Mar 05, 2020 - Mar 05, 2021

Return:-98.60%

The most profitable trade made by John Cox

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John Cox's Trading History

BIIB

Biogen

Apr 05, 2016

EVP Pharmaceutical Oper & Tech

Uninformative Buy

―

$4.87M

BIVV

Bioverativ Inc

Mar 08, 2018

―

Uninformative Sell

―

$0.00

SGTX

Sigilon Therapeutics

Aug 11, 2023

―

Uninformative Sell

―

$0.00

DYN

Dyne Therapeutics

―

See Remarks, Director

―

RGEN

Repligen

Mar 26, 2020

Director

Informative Sell

179.71K

$144.97K

List of latest transactions for each holding click on a transaction to see John Cox's performance on stock

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John Cox insider profile FAQ

What is the percentage of profitable transactions made by John Cox?

The percentage of profitable transactions made by John Cox is 0%.

What is the average return per transaction made by John Cox?

The average return per transaction made by John Cox is -119.60%.

What stocks does John Cox hold?

John Cox holds: BIIB, BIVV, SGTX, DYN, RGEN stocks.

What was John Cox’s latest transaction?

John Cox latest transaction was an Uninformative Sell of ―.

What was John Cox's most profitable transaction?

John Cox’s most profitable transaction was an Informative Sell of RGEN stock on March 5, 2020. The return on the trade was -98.60%.

What is John Cox's role in Biogen?

John Cox's role in Biogen is EVP Pharmaceutical Oper & Tech.

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John Cox Insider Profile

John Cox Biogen (BIIB)EVP Pharmaceutical Oper & Tech