Granahan Investment Management PARATEK PHARMACEUTICALS ownership

PARATEK PHARMACEUTICALS's ticker is PRTK and the CUSIP is 699374302. A total of 103 filers reported holding PARATEK PHARMACEUTICALS in Q4 2021. The put-call ratio across all filers is 0.82 and the average weighting 0.1%.

Granahan Investment Management ownership history of PARATEK PHARMACEUTICALS
ValueSharesWeighting
Q4 2021$3,366
-15.7%
749,740
-8.8%
0.07%
-9.2%
Q3 2021$3,993
-29.8%
821,654
-1.5%
0.08%
-28.3%
Q2 2021$5,690
-6.0%
834,260
-2.7%
0.11%
-17.2%
Q1 2021$6,055
+67.9%
857,578
+48.9%
0.13%
+58.0%
Q4 2020$3,607
-3.1%
576,122
-16.3%
0.08%
-35.7%
Q3 2020$3,723
+4.4%
688,246
+0.8%
0.13%
-2.3%
Q2 2020$3,566
+61.1%
683,103
-2.8%
0.13%
+8.4%
Q1 2020$2,214
-22.9%
702,732
-1.3%
0.12%
-9.8%
Q4 2019$2,870
+273.7%
712,095
+300.3%
0.13%
+214.3%
Q3 2019$768
+15.7%
177,873
+6.8%
0.04%
+27.3%
Q2 2019$664
-26.6%
166,512
-1.3%
0.03%
-32.7%
Q1 2019$905
-2.3%
168,775
-6.5%
0.05%
-25.8%
Q4 2018$926
-48.0%
180,510
-1.7%
0.07%
-32.0%
Q3 2018$1,781
-1.1%
183,615
+4.0%
0.10%
-11.0%
Q2 2018$1,801
+45.8%
176,538
+244.5%
0.11%
-4.4%
Q2 2017$1,235
-74.7%
51,238
-79.8%
0.11%
-76.7%
Q1 2017$4,874
-30.5%
253,200
-44.4%
0.49%
+102.9%
Q4 2016$7,011
+27.3%
455,230
+7.6%
0.24%
+33.9%
Q3 2016$5,506
+12.7%
423,230
+20.5%
0.18%
+1.1%
Q2 2016$4,885
+0.2%
351,200
+9.3%
0.18%
+0.6%
Q1 2016$4,874
-21.9%
321,270
-2.4%
0.18%
-17.7%
Q4 2015$6,241
-3.5%
329,019
-3.3%
0.22%
+7.5%
Q3 2015$6,465
+77.5%
340,288
+140.7%
0.20%
+94.2%
Q2 2015$3,643
+54.4%
141,376
+87.3%
0.10%
+51.5%
Q1 2015$2,36075,4860.07%