MARSHALL WACE, LLP - PROPHASE LABS INC ownership

PROPHASE LABS INC's ticker is PRPH and the CUSIP is 74345W108. A total of 23 filers reported holding PROPHASE LABS INC in Q3 2021. The put-call ratio across all filers is 2.12 and the average weighting 0.0%.

Quarter-by-quarter ownership
MARSHALL WACE, LLP ownership history of PROPHASE LABS INC
ValueSharesWeighting
Q2 2023$81,711
-79.4%
11,255
-78.4%
0.00%
-100.0%
Q1 2023$396,873
-53.8%
52,083
-41.6%
0.00%
-50.0%
Q4 2022$858,303
-11.6%
89,128
+3.5%
0.00%0.0%
Q3 2022$971,000
+117.7%
86,093
+145.1%
0.00%
+100.0%
Q2 2022$446,000
+274.8%
35,122
+54.0%
0.00%
Q3 2021$119,000
-68.3%
22,801
-55.1%
0.00%
-100.0%
Q1 2021$375,00050,7500.00%
Other shareholders
PROPHASE LABS INC shareholders Q3 2021
NameSharesValueWeighting ↓
Renaissance Technologies 219,510$760,0000.00%
ROYAL BANK OF CANADA 130$00.00%
VANGUARD GROUP INC 42,127$146,0000.00%
Advisory Services Network, LLC 600$2,0000.00%
UBS Group AG 5,103$18,0000.00%
COMMONWEALTH EQUITY SERVICES, LLC 16,936$58,0000.00%
BANK OF AMERICA CORP /DE/ 23$00.00%
PNC FINANCIAL SERVICES GROUP, INC. 25,402$88,0000.00%
WELLS FARGO & COMPANY/MN 54$00.00%
NORTHERN TRUST CORP 40,606$141,0000.00%
View complete list of PROPHASE LABS INC shareholders