SIMPLEX TRADING, LLC - NATUS MEDICAL INC DEL ownership

NATUS MEDICAL INC DEL's ticker is NTUS and the CUSIP is 639050103. A total of 194 filers reported holding NATUS MEDICAL INC DEL in Q2 2015. The put-call ratio across all filers is 0.92 and the average weighting 0.2%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of NATUS MEDICAL INC DEL
ValueSharesWeighting
Q2 2022$270,000
+6650.0%
8,259
+4029.5%
0.00%
Q4 2021$4,000
-89.5%
200
-86.8%
0.00%
Q1 2021$38,000
-22.4%
1,511
-47.9%
0.00%
Q3 2020$49,000
+716.7%
2,902
+921.8%
0.00%
Q2 2020$6,000
-99.8%
284
-99.8%
0.00%
-100.0%
Q1 2020$3,108,000
+3600.0%
134,403
+5152.2%
0.01%
Q4 2019$84,000
+342.1%
2,559
+308.1%
0.00%
Q3 2019$19,000
+850.0%
627
+508.7%
0.00%
Q2 2019$2,000
-96.2%
103
-93.5%
0.00%
Q4 2018$53,000
+3.9%
1,583
+21.5%
0.00%
-100.0%
Q1 2017$51,000
-21.5%
1,303
-30.8%
0.00%
-50.0%
Q4 2016$65,000
+195.5%
1,884
+228.2%
0.00%
+300.0%
Q3 2016$22,000
-75.8%
574
-76.0%
0.00%
-85.7%
Q1 2016$91,000
-36.4%
2,392
-19.7%
0.01%
-36.4%
Q4 2015$143,000
+1200.0%
2,979
+930.8%
0.01%
+1000.0%
Q3 2015$11,000
-31.2%
289
-25.3%
0.00%0.0%
Q2 2015$16,0003870.00%
Other shareholders
NATUS MEDICAL INC DEL shareholders Q2 2015
NameSharesValueWeighting ↓
CYPRESS GROWTH FUND III LP 70,000$1,792,0001.55%
RUTABAGA CAPITAL MANAGEMENT LLC/MA 116,181$2,975,0001.37%
Bridge City Capital, LLC 110,571$2,832,0000.94%
Sio Capital Management, LLC 169,454$4,340,0000.88%
Zebra Capital Management LLC 27,115$694,0000.76%
Factorial Partners, LLC 989,892$989,892,0000.68%
GLOBEFLEX CAPITAL L P 128,245$3,284,0000.60%
DAFNA Capital Management LLC 95,653$2,450,0000.58%
Mirador Capital Partners LP 56,817$1,455,0000.37%
Values First Advisors, Inc. 13,548$347,0000.26%
View complete list of NATUS MEDICAL INC DEL shareholders