A.R.T. Advisors, LLC - AMTECH SYS INC ownership

AMTECH SYS INC's ticker is ASYS and the CUSIP is 032332504. A total of 80 filers reported holding AMTECH SYS INC in Q1 2018. The put-call ratio across all filers is 2.77 and the average weighting 0.6%.

Quarter-by-quarter ownership
A.R.T. Advisors, LLC ownership history of AMTECH SYS INC
ValueSharesWeighting
Q1 2018$212,000
+6.0%
28,968
+45.4%
0.01%0.0%
Q4 2017$200,000
+15.6%
19,918
+37.2%
0.01%0.0%
Q3 2017$173,000
+198.3%
14,518
+36.7%
0.01%
+200.0%
Q1 2017$58,00010,6170.00%
Other shareholders
AMTECH SYS INC shareholders Q1 2018
NameSharesValueWeighting ↓
Pacific Ridge Capital Partners, LLC 1,021,276$9,845,0001.78%
Ibex Investors LLC 104,825$1,011,0000.38%
Diametric Capital, LP 46,622$449,0000.32%
ESSEX INVESTMENT MANAGEMENT CO LLC 198,245$1,911,0000.22%
WHITE PINE CAPITAL LLC 58,758$609,0000.18%
IRONWOOD INVESTMENT MANAGEMENT LLC 30,127$290,0000.15%
BOOTHBAY FUND MANAGEMENT, LLC 456,221$4,398,0000.14%
WealthTrust Axiom LLC 42,406$408,0000.13%
Hillsdale Investment Management Inc. 133,211$1,284,0000.10%
Alpha Paradigm Partners, LLC 19,789$191,000,0000.07%
View complete list of AMTECH SYS INC shareholders