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

TETRAPHASE PHARMACEUTICALS I's ticker is TTPHXXXX and the CUSIP is 88165N105. A total of 93 filers reported holding TETRAPHASE PHARMACEUTICALS I in Q3 2018. The put-call ratio across all filers is 5.28 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 Q3 2018
NameSharesValueWeighting ↓
Broadfin Capital, LLC 1,048,642$3,219,0000.50%
Virtus ETF Advisers LLC 130,920$402,0000.35%
683 Capital Management, LLC 600,000$1,842,0000.16%
Tekla Capital Management LLC 859,322$2,638,0000.10%
DOW CHEMICAL CO /DE/ 65,000$200,0000.07%
Alambic Investment Management, L.P. 115,834$356,0000.05%
A.R.T. Advisors, LLC 262,896$807,0000.03%
Candriam S.C.A. 520,613$1,598,0000.03%
Man Group plc 1,674,341$5,140,0000.02%
Baker Brothers Advisors 935,000$2,870,0000.02%
View complete list of TETRAPHASE PHARMACEUTICALS I shareholders