GAMCO INVESTORS, INC. ET AL - TETRAPHASE PHARMACEUTICALS I ownership

TETRAPHASE PHARMACEUTICALS I's ticker is TTPHXXXX and the CUSIP is 88165N105. A total of 89 filers reported holding TETRAPHASE PHARMACEUTICALS I in Q2 2018. The put-call ratio across all filers is 0.54 and the average weighting 0.0%.

Quarter-by-quarter ownership
GAMCO INVESTORS, INC. ET AL ownership history of TETRAPHASE PHARMACEUTICALS I
ValueSharesWeighting
Q2 2019$24,000
-64.2%
50,0000.0%0.00%
-100.0%
Q1 2019$67,000
+17.5%
50,0000.0%0.00%
Q4 2018$57,000
-41.2%
50,000
+42.9%
0.00%
-100.0%
Q3 2018$97,000
-22.4%
35,0000.0%0.00%0.0%
Q2 2018$125,000
+35.9%
35,000
+16.7%
0.00%0.0%
Q1 2018$92,00030,0000.00%
Other shareholders
TETRAPHASE PHARMACEUTICALS I shareholders Q2 2018
NameSharesValueWeighting ↓
683 Capital Management, LLC 600,000$2,142,0000.14%
Tekla Capital Management LLC 859,322$3,068,0000.12%
DOW CHEMICAL CO /DE/ 65,000$232,0000.08%
Candriam S.C.A. 495,613$1,769,0000.03%
A.R.T. Advisors, LLC 174,335$622,0000.02%
Baker Brothers Advisors 935,000$3,338,0000.02%
FLAGSHIP HARBOR ADVISORS, LLC 29,400$104,0000.02%
Alambic Investment Management, L.P. 17,804$64,0000.02%
Teton Advisors, Inc. 44,000$157,0000.01%
Man Group plc 737,715$2,634,0000.01%
View complete list of TETRAPHASE PHARMACEUTICALS I shareholders