A detailed history of Jim Simons (Renaissance Technologies LLC) transactions in Generation Bio Co. stock. As of the latest transaction made, Renaissance Technologies LLC holds 664,500 shares of GBIO stock, worth $1.87 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares
664,500
Previous 689,400 3.61%
Holding current value
$1.87 Million
Previous $1.14 Million 137.7%
% of portfolio
0.0%
Previous 0.0%

Shares

12 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q1 2024

May 13, 2024

SELL
$1.73 - $4.07 $43,077 - $101,343
-24,900 Reduced 3.61%
664,500 $2.71 Million
Q4 2023

Feb 13, 2024

BUY
$0.91 - $3.35 $340,886 - $1.25 Million
374,600 Added 119.0%
689,400 $1.14 Million
Q3 2023

Nov 14, 2023

BUY
$3.65 - $6.9 $24,455 - $46,230
6,700 Added 2.17%
314,800 $1.19 Million
Q2 2023

Aug 11, 2023

BUY
$3.5 - $5.67 $73,850 - $119,637
21,100 Added 7.35%
308,100 $1.7 Million
Q1 2023

May 12, 2023

BUY
$3.61 - $7.01 $126,350 - $245,350
35,000 Added 13.89%
287,000 $1.23 Million
Q4 2022

Feb 13, 2023

SELL
$3.66 - $6.77 $139,812 - $258,613
-38,200 Reduced 13.16%
252,000 $990,000
Q3 2022

Nov 14, 2022

BUY
$4.68 - $8.34 $14,372 - $25,612
3,071 Added 1.07%
290,200 $1.54 Million
Q2 2022

Aug 12, 2022

BUY
$4.87 - $9.41 $1.05 Million - $2.02 Million
214,629 Added 296.04%
287,129 $1.88 Million
Q1 2022

May 13, 2022

SELL
$4.16 - $7.76 $650,624 - $1.21 Million
-156,400 Reduced 68.33%
72,500 $532,000
Q4 2021

Feb 11, 2022

BUY
$5.99 - $24.97 $1.37 Million - $5.72 Million
228,900 New
228,900 $1.62 Million
Q3 2021

Nov 12, 2021

SELL
$20.0 - $27.43 $168,000 - $230,412
-8,400 Closed
0 $0
Q2 2021

Aug 13, 2021

BUY
$24.34 - $38.34 $204,456 - $322,056
8,400 New
8,400 $226,000

Others Institutions Holding GBIO

About Generation Bio Co.


  • Ticker GBIO
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 59,011,200
  • Market Cap $166M
  • Description
  • Generation Bio Co., a genetic medicines company, develops therapies for the treatment of rare and prevalent diseases. The company provides a portfolio of programs, including programs for rare and prevalent diseases of the liver and retina. It also focuses on the diseases of skeletal muscle, central nervous system, and oncology. The company was f...
More about GBIO
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