Walleye Trading LLC - ALPHA PRO TECH LTD ownership

ALPHA PRO TECH LTD's ticker is APT and the CUSIP is 020772109. A total of 31 filers reported holding ALPHA PRO TECH LTD in Q3 2016. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
Walleye Trading LLC ownership history of ALPHA PRO TECH LTD
ValueSharesWeighting
Q1 2017$9,000
-65.4%
3,200
-56.8%
0.00%
Q4 2016$26,000
-68.3%
7,400
-67.5%
0.00%
-100.0%
Q3 2016$82,000
+215.4%
22,800
+98.3%
0.00%
Q2 2016$26,00011,5000.00%
Other shareholders
ALPHA PRO TECH LTD shareholders Q3 2016
NameSharesValueWeighting ↓
NEEDHAM INVESTMENT MANAGEMENT LLC 220,000$884,4000.16%
ESSEX INVESTMENT MANAGEMENT CO LLC 157,728$6340.10%
Lion Street Advisors, LLC 11,088$66,7500.04%
Legato Capital Management LLC 13,344$53,6430.01%
Virtu Financial LLC 11,247$450.01%
BRIDGEWAY CAPITAL MANAGEMENT, LLC 52,900$212,6580.01%
Renaissance Technologies 561,463$2,2570.00%
O'SHAUGHNESSY ASSET MANAGEMENT, LLC 17,617$70,8200.00%
GROUP ONE TRADING, L.P. 69,329$278,7030.00%
PEAK6 Investments LLC 31,600$127,0320.00%
View complete list of ALPHA PRO TECH LTD shareholders