A detailed history of Granahan Investment Management, LLC transactions in Cytosorbents Corp stock. As of the latest transaction made, Granahan Investment Management, LLC holds 2,094,882 shares of CTSO stock, worth $1.93 Million. This represents 0.13% of its overall portfolio holdings.

Number of Shares
2,094,882
Previous 2,663,811 21.36%
Holding current value
$1.93 Million
Previous $1.86 Million 68.56%
% of portfolio
0.13%
Previous 0.08%

Shares

25 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2024

Nov 14, 2024

SELL
$0.7 - $1.55 $398,250 - $881,839
-568,929 Reduced 21.36%
2,094,882 $3.14 Million
Q2 2024

Aug 14, 2024

SELL
$0.7 - $1.01 $266,715 - $384,832
-381,022 Reduced 12.51%
2,663,811 $1.86 Million
Q1 2024

May 15, 2024

SELL
$0.86 - $1.07 $493,046 - $613,441
-573,310 Reduced 15.85%
3,044,833 $2.89 Million
Q4 2023

Feb 14, 2024

BUY
$1.08 - $1.94 $2.23 Million - $4.01 Million
2,065,750 Added 133.07%
3,618,143 $4.02 Million
Q3 2023

Nov 14, 2023

SELL
$1.86 - $4.03 $119,400 - $258,701
-64,194 Reduced 3.97%
1,552,393 $2.92 Million
Q2 2023

Aug 14, 2023

BUY
$2.37 - $3.65 $116,241 - $179,021
49,047 Added 3.13%
1,616,587 $5.8 Million
Q1 2023

May 15, 2023

SELL
$1.79 - $4.17 $46,846 - $109,133
-26,171 Reduced 1.64%
1,567,540 $5.28 Million
Q4 2022

Feb 14, 2023

BUY
$1.03 - $2.03 $85,162 - $167,844
82,682 Added 5.47%
1,593,711 $2.47 Million
Q3 2022

Nov 14, 2022

BUY
$1.2 - $2.46 $152,418 - $312,456
127,015 Added 9.18%
1,511,029 $2.06 Million
Q2 2022

Aug 15, 2022

BUY
$1.76 - $3.22 $295,831 - $541,236
168,086 Added 13.82%
1,384,014 $3.03 Million
Q1 2022

May 16, 2022

BUY
$2.88 - $4.23 $317,724 - $466,657
110,321 Added 9.98%
1,215,928 $3.88 Million
Q4 2021

Feb 14, 2022

SELL
$4.05 - $8.11 $198,263 - $397,016
-48,954 Reduced 4.24%
1,105,607 $4.63 Million
Q3 2021

Nov 15, 2021

BUY
$7.0 - $9.71 $1.06 Million - $1.47 Million
151,015 Added 15.05%
1,154,561 $9.38 Million
Q2 2021

Aug 16, 2021

BUY
$7.55 - $9.42 $690,009 - $860,912
91,392 Added 10.02%
1,003,546 $7.58 Million
Q1 2021

May 17, 2021

BUY
$8.23 - $11.48 $859,664 - $1.2 Million
104,455 Added 12.93%
912,154 $7.92 Million
Q4 2020

Feb 12, 2021

BUY
$7.65 - $8.98 $1.34 Million - $1.58 Million
175,664 Added 27.79%
807,699 $6.44 Million
Q3 2020

Nov 12, 2020

BUY
$7.37 - $11.54 $313,608 - $491,050
42,552 Added 7.22%
632,035 $5.04 Million
Q2 2020

Aug 14, 2020

SELL
$6.28 - $10.59 $638,343 - $1.08 Million
-101,647 Reduced 14.71%
589,483 $5.84 Million
Q1 2020

May 12, 2020

BUY
$3.77 - $7.73 $47,170 - $96,717
12,512 Added 1.84%
691,130 $5.34 Million
Q4 2019

Feb 14, 2020

BUY
$3.61 - $5.22 $50,229 - $72,631
13,914 Added 2.09%
678,618 $2.61 Million
Q3 2019

Nov 15, 2019

BUY
$4.33 - $7.63 $1.16 Million - $2.05 Million
268,829 Added 67.91%
664,704 $3.34 Million
Q2 2019

Aug 14, 2019

BUY
$5.92 - $7.78 $415,720 - $546,334
70,223 Added 21.56%
395,875 $2.62 Million
Q1 2019

May 14, 2019

BUY
$6.82 - $8.56 $323,827 - $406,445
47,482 Added 17.07%
325,652 $2.47 Million
Q4 2018

Feb 13, 2019

BUY
$7.05 - $12.64 $640,633 - $1.15 Million
90,870 Added 48.52%
278,170 $2.25 Million
Q3 2018

Nov 13, 2018

BUY
$10.95 - $14.8 $2.05 Million - $2.77 Million
187,300 New
187,300 $2.42 Million

Others Institutions Holding CTSO

About Cytosorbents Corp


  • Ticker CTSO
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Medical Devices
  • Shares Outstandng 43,577,400
  • Market Cap $40.1M
  • Description
  • Cytosorbents Corporation engages in the research, development, and commercialization of medical devices with its blood purification technology platform incorporating a proprietary adsorbent and porous polymer technology. Its flagship product is CytoSorb, an extracorporeal cytokine filter for adjunctive therapy in the treatment of sepsis, adjunct...
More about CTSO
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