NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO - AMTECH SYS INC ownership

AMTECH SYS INC's ticker is ASYS and the CUSIP is 032332504. A total of 44 filers reported holding AMTECH SYS INC in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO ownership history of AMTECH SYS INC
ValueSharesWeighting
Q4 2020$1,0000.0%167
-28.0%
0.00%
Q3 2015$1,0002320.00%
Other shareholders
AMTECH SYS INC shareholders Q4 2020
NameSharesValueWeighting ↓
Pacific Ridge Capital Partners, LLC 963,709$11,015,0002.03%
AIGH Capital Management LLC 273,100$3,121,0000.66%
Diametric Capital, LP 49,578$567,0000.45%
Worth Venture Partners, LLC 62,646$716,0000.32%
ESSEX INVESTMENT MANAGEMENT CO LLC 222,997$2,549,0000.31%
EAM Investors, LLC 117,582$1,344,0000.23%
WHITE PINE CAPITAL LLC 58,813$672,0000.21%
IRONWOOD INVESTMENT MANAGEMENT LLC 30,155$345,0000.18%
HEARTLAND ADVISORS INC 250,000$2,855,0000.17%
WealthTrust Axiom LLC 41,906$478,0000.16%
View complete list of AMTECH SYS INC shareholders