Abingworth LLP - SIENTRA INC ownership

SIENTRA INC's ticker is SIEN and the CUSIP is 82621J105. A total of 126 filers reported holding SIENTRA INC in Q1 2021. The put-call ratio across all filers is 0.10 and the average weighting 0.2%.

Quarter-by-quarter ownership
Abingworth LLP ownership history of SIENTRA INC
ValueSharesWeighting
Q4 2022$3,397,386
+217.2%
1,673,5890.0%1.11%
+202.5%
Q3 2022$1,071,000
-22.9%
1,673,5890.0%0.37%
-17.8%
Q2 2022$1,389,000
-73.3%
1,673,589
-28.8%
0.44%
-69.8%
Q1 2022$5,193,000
-39.6%
2,349,8270.0%1.47%
-29.3%
Q4 2021$8,600,000
-36.1%
2,349,8270.0%2.08%
-31.8%
Q3 2021$13,465,000
-29.2%
2,349,827
-1.7%
3.06%
-48.1%
Q2 2021$19,031,000
+9.6%
2,390,8430.0%5.88%
-1.9%
Q1 2021$17,358,000
+86.6%
2,390,8430.0%6.00%
+88.5%
Q4 2020$9,300,000
+14.4%
2,390,8430.0%3.18%
+82.9%
Q3 2020$8,129,000
-11.9%
2,390,8430.0%1.74%
-32.6%
Q2 2020$9,229,000
+96.9%
2,390,8430.0%2.58%
-17.1%
Q1 2020$4,686,000
-78.0%
2,390,8430.0%3.11%
-69.8%
Q4 2019$21,326,000
+37.9%
2,390,8430.0%10.31%
+5.4%
Q3 2019$15,469,000
+5.2%
2,390,8430.0%9.78%
+73.5%
Q2 2019$14,704,000
-28.2%
2,390,8430.0%5.64%
-69.2%
Q1 2019$20,466,000
-26.8%
2,390,843
+8.7%
18.32%
-27.9%
Q4 2018$27,971,000
-46.7%
2,199,0120.0%25.42%
-18.6%
Q3 2018$52,512,000
+8.7%
2,199,012
-11.3%
31.22%
+13.1%
Q2 2018$48,320,000
+127.7%
2,480,494
+12.8%
27.60%
+109.3%
Q1 2018$21,220,000
-31.2%
2,199,0120.0%13.19%
-41.0%
Q4 2017$30,852,000
-8.8%
2,199,0120.0%22.35%
-4.5%
Q3 2017$33,821,000
+58.6%
2,199,0120.0%23.42%
+37.9%
Q2 2017$21,330,000
+15.6%
2,199,0120.0%16.98%
+23.5%
Q1 2017$18,450,000
-1.3%
2,199,0120.0%13.75%
-12.0%
Q4 2016$18,692,000
-5.4%
2,199,0120.0%15.62%
-17.5%
Q3 2016$19,769,000
+36.6%
2,199,0120.0%18.95%
+25.1%
Q2 2016$14,470,000
-3.8%
2,199,0120.0%15.15%
+8.4%
Q1 2016$15,041,000
+15.5%
2,199,0120.0%13.98%
+77.9%
Q4 2015$13,018,000
-41.7%
2,199,0120.0%7.86%
-39.7%
Q3 2015$22,320,000
-59.5%
2,199,0120.0%13.04%
-47.9%
Q2 2015$55,151,000
+31.2%
2,199,0120.0%25.03%
+40.0%
Q1 2015$42,045,000
+14.0%
2,199,0120.0%17.88%
+70.7%
Q4 2014$36,877,0002,199,01210.47%
Other shareholders
SIENTRA INC shareholders Q1 2021
NameSharesValueWeighting ↓
Abingworth LLP 1,673,589$1,071,0000.37%
NEEDHAM INVESTMENT MANAGEMENT LLC 2,320,000$1,485,0000.29%
X-Square Capital, LLC 265,503$170,0000.11%
AWM Investment Company, Inc. 799,766$512,0000.08%
GSA CAPITAL PARTNERS LLP 813,884$521,0000.07%
Parkman Healthcare Partners LLC 373,586$239,0000.07%
Birchview Capital, LP 40,000$26,0000.02%
Matisse Capital 15,818$10,0000.01%
Frisch Financial Group, Inc. 42,000$27,0000.01%
HighMark Wealth Management LLC 17,300$11,0000.01%
View complete list of SIENTRA INC shareholders