DRIEHAUS CAPITAL MANAGEMENT LLC - PENUMBRA INC ownership

PENUMBRA INC's ticker is PEN and the CUSIP is 70975L107. A total of 256 filers reported holding PENUMBRA INC in Q4 2019. The put-call ratio across all filers is 1.18 and the average weighting 0.1%.

Quarter-by-quarter ownership
DRIEHAUS CAPITAL MANAGEMENT LLC ownership history of PENUMBRA INC
ValueSharesWeighting
Q3 2023$8,373,473
-74.0%
34,614
-63.0%
0.11%
-73.2%
Q2 2023$32,201,264
+32.8%
93,592
+7.6%
0.41%
+19.7%
Q1 2023$24,247,423
+50.1%
87,005
+19.8%
0.34%
+41.1%
Q4 2022$16,156,825
+95.7%
72,628
+66.8%
0.24%
+92.8%
Q3 2022$8,258,000
+1880.3%
43,555
+1932.4%
0.12%
+1288.9%
Q3 2020$417,000
-17.4%
2,143
-24.1%
0.01%
-25.0%
Q2 2020$505,000
+12.7%
2,822
+1.6%
0.01%
-20.0%
Q1 2020$448,000
-29.6%
2,778
-28.2%
0.02%
-11.8%
Q4 2019$636,000
+22.3%
3,869
+0.1%
0.02%0.0%
Q3 2019$520,000
+16.6%
3,864
+38.7%
0.02%
+21.4%
Q2 2019$446,000
+22.5%
2,785
-6.6%
0.01%
-12.5%
Q4 2018$364,000
-72.5%
2,981
-66.4%
0.02%
-61.0%
Q3 2018$1,326,000
-50.0%
8,861
-53.8%
0.04%
-54.4%
Q2 2018$2,651,000
-0.1%
19,192
-16.3%
0.09%
-4.3%
Q1 2018$2,653,000
-26.0%
22,942
-43.9%
0.09%
-28.8%
Q2 2017$3,587,000
+5.4%
40,876
+0.3%
0.13%
+12.8%
Q1 2017$3,402,000
+100.9%
40,761
+53.6%
0.12%
+95.0%
Q4 2016$1,693,000
-61.0%
26,539
-53.5%
0.06%
-59.2%
Q3 2016$4,338,000
+36.2%
57,087
+6.6%
0.15%
+28.9%
Q2 2016$3,186,000
+129.5%
53,545
+77.5%
0.11%
+153.3%
Q1 2016$1,388,000
-17.5%
30,170
-3.5%
0.04%
-21.1%
Q4 2015$1,682,00031,2590.06%
Other shareholders
PENUMBRA INC shareholders Q4 2019
NameSharesValueWeighting ↓
PFM Health Sciences, LP 1,029,564$138,466,0004.09%
GREAT POINT PARTNERS LLC 300,000$40,347,0003.71%
CARRET ASSET MANAGEMENT, LLC 168,551$22,668,0003.60%
Partner Investment Management, L.P. 12,558$1,689,0002.89%
Redmile Group, LLC 297,972$40,074,0001.34%
Rock Springs Capital Management LP 242,500$32,614,0001.30%
Redwood Investments, LLC 90,147$12,124,0000.93%
Ardevora Asset Management LLP 242,700$32,641,0000.91%
NEXT CENTURY GROWTH INVESTORS LLC 39,134$5,263,0000.85%
Stephens Investment Management Group LLC 307,074$41,298,0000.83%
View complete list of PENUMBRA INC shareholders