Granahan Investment Management - PROTEOSTASIS THERAPEUTICS IN ownership

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PROTEOSTASIS THERAPEUTICS IN's ticker is PTI and the CUSIP is 74373B109. A total of 53 filers reported holding PROTEOSTASIS THERAPEUTICS IN in Q1 2018. The put-call ratio across all filers is 0.81 and the average weighting 0.1%.

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Quarter-by-quarter ownership
Granahan Investment Management ownership history of PROTEOSTASIS THERAPEUTICS IN
ValueSharesWeighting
Q4 2018$260,000
+32.0%
80,257
-1.9%
0.02%
+63.6%
Q3 2018$197,000
-13.6%
81,849
+0.2%
0.01%
-21.4%
Q2 2018$228,000
-31.9%
81,693
+15.8%
0.01%
-41.7%
Q1 2018$335,000–70,534–0.02%–
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Other shareholders

There were no reported owners of PROTEOSTASIS THERAPEUTICS IN in Q1 2018.

NameSharesValueWeighting ↓
View complete list of PROTEOSTASIS THERAPEUTICS IN shareholders