William Blair Investment Management, LLC Penumbra Inc Transaction History

William Blair Investment Management, LLC

  • $38.3 Billion
  • Q4 2024

A detailed history of William Blair Investment Management, LLC transactions in Penumbra Inc stock. As of the latest transaction made, William Blair Investment Management, LLC holds 883,098 shares of PEN stock, worth $227 Million. This represents 0.55% of its overall portfolio holdings.

Number of Shares
883,098
Previous 981,309 10.01%
Holding current value
$227 Million
Previous $191 Million 10.07%
% of portfolio
0.55%
Previous 0.49%

Shares

25 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q4 2024

Feb 10, 2025
SELL
$190.97 - $253.66 $18.8 Million - $24.9 Million
-98,211 Reduced 10.01%
883,098 $210 Million
Q3 2024

Nov 08, 2024
BUY
$163.64 - $210.12 $25.6 Million - $32.8 Million
156,330 Added 18.95%
981,309 $191 Million
Q2 2024

Aug 08, 2024
SELL
$172.27 - $223.95 $1.5 Million - $1.95 Million
-8,724 Reduced 1.05%
824,979 $148 Million
Q1 2024

May 08, 2024
BUY
$220.09 - $273.15 $19.9 Million - $24.7 Million
90,444 Added 12.17%
833,703 $186 Million
Q4 2023

Feb 09, 2024
BUY
$181.44 - $260.22 $15.7 Million - $22.5 Million
86,295 Added 13.14%
743,259 $187 Million
Q3 2023

Nov 09, 2023
SELL
$240.69 - $338.77 $3.21 Million - $4.51 Million
-13,322 Reduced 1.99%
656,964 $159 Million
Q2 2023

Aug 10, 2023
SELL
$271.54 - $344.06 $73.4 Million - $93 Million
-270,446 Reduced 28.75%
670,286 $231 Million
Q1 2023

May 12, 2023
SELL
$220.43 - $278.69 $54.7 Million - $69.2 Million
-248,238 Reduced 20.88%
940,732 $262 Million
Q4 2022

Feb 09, 2023
BUY
$151.88 - $228.5 $21.3 Million - $32.1 Million
140,457 Added 13.4%
1,188,970 $264 Million
Q3 2022

Nov 09, 2022
BUY
$120.36 - $205.88 $9.13 Million - $15.6 Million
75,838 Added 7.8%
1,048,513 $199 Million
Q2 2022

Aug 10, 2022
BUY
$116.09 - $227.33 $13.2 Million - $25.9 Million
113,992 Added 13.28%
972,675 $121 Million
Q1 2022

May 11, 2022
SELL
$187.51 - $283.98 $45.5 Million - $69 Million
-242,871 Reduced 22.05%
858,683 $191 Million
Q4 2021

Feb 14, 2022
BUY
$238.08 - $288.0 $99.9 Million - $121 Million
419,632 Added 61.54%
1,101,554 $316 Million
Q3 2021

Nov 10, 2021
SELL
$250.72 - $291.24 $2.2 Million - $2.56 Million
-8,778 Reduced 1.27%
681,922 $182 Million
Q2 2021

Aug 12, 2021
SELL
$235.0 - $310.7 $41.3 Million - $54.6 Million
-175,853 Reduced 20.29%
690,700 $189 Million
Q1 2021

May 13, 2021
SELL
$175.6 - $291.43 $82.5 Million - $137 Million
-469,710 Reduced 35.15%
866,553 $234 Million
Q4 2020

Feb 09, 2021
BUY
$174.98 - $272.83 $19.1 Million - $29.7 Million
108,878 Added 8.87%
1,336,263 $234 Million
Q3 2020

Nov 06, 2020
SELL
$185.27 - $238.73 $8.23 Million - $10.6 Million
-44,428 Reduced 3.49%
1,227,385 $239 Million
Q2 2020

Aug 12, 2020
BUY
$153.32 - $191.72 $855,525 - $1.07 Million
5,580 Added 0.44%
1,271,813 $227 Million
Q1 2020

May 08, 2020
BUY
$124.34 - $193.76 $5.97 Million - $9.31 Million
48,046 Added 3.94%
1,266,233 $204 Million
Q4 2019

Feb 12, 2020
BUY
$134.81 - $177.8 $6.12 Million - $8.07 Million
45,395 Added 3.87%
1,218,187 $200 Million
Q3 2019

Nov 12, 2019
BUY
$131.82 - $183.4 $28.2 Million - $39.3 Million
214,195 Added 22.34%
1,172,792 $158 Million
Q2 2019

Aug 09, 2019
BUY
$124.65 - $167.39 $33.9 Million - $45.5 Million
271,784 Added 39.57%
958,597 $153 Million
Q1 2019

May 10, 2019
SELL
$115.84 - $160.31 $473,669 - $655,507
-4,089 Reduced 0.59%
686,813 $101 Million
Q4 2018

Feb 13, 2019
BUY
$113.42 - $156.48 $78.4 Million - $108 Million
690,902 New
690,902 $84.4 Million

Others Institutions Holding PEN

# of Institutions
409
Shares Held
29.2M
Call Options Held
254K
Put Options Held
43.3K
View Full List

About Penumbra Inc

PEN Quotes by TradingView
  • Ticker PEN
  • Exchange NYSE
  • Sector Healthcare
  • Industry Medical Devices
  • Shares Outstandng 37,888,400
  • Market Cap $9.75B
  • Description
  • Penumbra, Inc. designs, develops, manufactures, and markets medical devices in the United States and internationally. The company offers aspiration based thrombectomy systems and accessory devices, including revascularization device for mechanical thrombectomy, such as Penumbra System under the Penumbra RED, JET, ACE, 3D Revascularization Device...
More about PEN
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