PDT Partners, LLC - AMBER RD INC ownership

AMBER RD INC's ticker is AMBR and the CUSIP is 02318Y108. A total of 81 filers reported holding AMBER RD INC in Q1 2017. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
PDT Partners, LLC ownership history of AMBER RD INC
ValueSharesWeighting
Q2 2017$187,000
-37.0%
21,800
-43.3%
0.01%
-50.0%
Q1 2017$297,000
-64.8%
38,479
-58.6%
0.02%
-70.9%
Q4 2016$844,000
+194.1%
92,934
+212.1%
0.06%
+223.5%
Q3 2016$287,00029,7780.02%
Other shareholders
AMBER RD INC shareholders Q1 2017
NameSharesValueWeighting ↓
Altai Capital Management 2,464,916$21,371,00018.18%
HARBERT FUND ADVISORS, INC. 419,000$3,633,0003.57%
NEEDHAM INVESTMENT MANAGEMENT LLC 1,156,850$10,029,0003.41%
Gagnon Advisors, LLC 671,219$5,819,0003.33%
GAGNON SECURITIES LLC 1,380,369$11,968,0002.61%
OAKTOP CAPITAL MANAGEMENT II, L.P. 1,398,791$12,128,0002.53%
Divisar Capital Management LLC 762,917$6,614,0002.16%
Herald Investment Management Ltd 910,000$7,889,0002.01%
Penbrook Management LLC 84,000$728,0000.76%
Lapides Asset Management, LLC 158,500$1,374,0000.52%
View complete list of AMBER RD INC shareholders