Tower Research Capital LLC (TRC) - ATRION CORP ownership

ATRION CORP's ticker is ATRI and the CUSIP is 049904105. A total of 125 filers reported holding ATRION CORP in Q4 2021. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
Tower Research Capital LLC (TRC) ownership history of ATRION CORP
ValueSharesWeighting
Q3 2023$16,113
-16.2%
39
+14.7%
0.00%0.0%
Q2 2023$19,234
+12637.7%
34
-85.9%
0.00%
-80.0%
Q1 2023$151
+2416.7%
241
+2310.0%
0.01%
Q4 2022$6
-100.0%
10
-70.6%
0.00%
Q3 2022$19,000
-62.0%
34
-57.5%
0.00%
-100.0%
Q2 2022$50,000
-62.4%
80
-57.2%
0.00%0.0%
Q1 2022$133,000
+786.7%
187
+790.5%
0.00%
Q4 2021$15,000
-34.8%
21
-36.4%
0.00%
-100.0%
Q3 2021$23,000
-91.9%
33
-92.8%
0.00%
-85.7%
Q2 2021$283,000
+20.4%
457
+24.9%
0.01%
+75.0%
Q1 2021$235,000
-61.9%
366
-61.9%
0.00%
-78.9%
Q4 2020$617,000
-35.7%
961
-37.2%
0.02%
+72.7%
Q3 2020$959,000
+178.0%
1,531
+183.0%
0.01%
-21.4%
Q2 2020$345,000
+6800.0%
541
+7628.6%
0.01%
Q3 2019$5,000
-84.8%
7
-81.1%
0.00%
-100.0%
Q1 2019$33,000
+37.5%
37
+12.1%
0.00%0.0%
Q4 2018$24,000
-57.9%
33
-59.8%
0.00%
-50.0%
Q3 2018$57,000
+216.7%
82
+173.3%
0.00%
+300.0%
Q2 2018$18,0000.0%30
+3.4%
0.00%
-50.0%
Q1 2018$18,000
-83.0%
29
-82.6%
0.00%
-85.7%
Q4 2017$106,000
-39.4%
167
-35.8%
0.01%0.0%
Q3 2017$175,000
+5733.3%
260
+5100.0%
0.01%
Q2 2017$3,000
-80.0%
5
-84.4%
0.00%
-100.0%
Q1 2017$15,000
+114.3%
32
+128.6%
0.00%0.0%
Q4 2016$7,000
-92.0%
14
-93.2%
0.00%
-87.5%
Q2 2016$87,000
-13.9%
205
-22.6%
0.01%
-50.0%
Q4 2015$101,000
-6.5%
265
-8.0%
0.02%
+60.0%
Q3 2015$108,000
+3500.0%
288
+3100.0%
0.01%
Q4 2014$3,000
-98.7%
9
-98.8%
0.00%
-100.0%
Q3 2014$233,000
+323.6%
765
+352.7%
0.03%
+271.4%
Q2 2014$55,000
-51.3%
169
-54.2%
0.01%
-50.0%
Q1 2014$113,000
+117.3%
369
+82.7%
0.01%
+133.3%
Q3 2013$52,0002020.01%
Other shareholders
ATRION CORP shareholders Q4 2021
NameSharesValueWeighting ↓
ROBERTS GLORE & CO INC /IL/ 5,369$3,420,0001.34%
PBMares Wealth Management LLC 1,350$860,0001.29%
ICW Investment Advisors LLC 2,184$1,391,0001.13%
Aldebaran Financial Inc. 1,400$892,0001.05%
THB ASSET MANAGEMENT 4,927$3,138,0000.91%
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC 190,994$121,667,0000.51%
Zebra Capital Management LLC 466$297,0000.43%
Boston Trust Walden Corp 25,300$16,117,0000.22%
ROYCE & ASSOCIATES LP 27,082$17,252,0000.19%
Laurel Wealth Advisors LLC 824$525,0000.17%
View complete list of ATRION CORP shareholders