CASTLEARK MANAGEMENT LLC - TANDEM DIABETES CARE INC ownership

TANDEM DIABETES CARE INC's ticker is TNDM and the CUSIP is 875372203. A total of 315 filers reported holding TANDEM DIABETES CARE INC in Q4 2020. The put-call ratio across all filers is 0.55 and the average weighting 0.4%.

Quarter-by-quarter ownership
CASTLEARK MANAGEMENT LLC ownership history of TANDEM DIABETES CARE INC
ValueSharesWeighting
Q1 2022$9,092,000
-18.1%
78,180
+5.9%
0.39%
-3.9%
Q4 2021$11,108,000
+200.2%
73,800
+138.1%
0.41%
+189.4%
Q3 2021$3,700,000
-75.3%
30,990
-76.5%
0.14%
-75.9%
Q3 2020$14,965,000
+48.6%
131,850
+29.5%
0.59%
+33.8%
Q2 2020$10,069,000
+79.0%
101,785
+16.4%
0.44%
+31.5%
Q1 2020$5,625,000
+59.0%
87,415
+45.8%
0.33%
+131.2%
Q3 2019$3,537,000
-59.7%
59,971
-55.9%
0.14%
-57.3%
Q2 2019$8,784,000
-9.0%
136,141
-10.5%
0.34%
-7.2%
Q1 2019$9,656,000
-9.2%
152,066
-45.7%
0.36%
-19.9%
Q4 2018$10,638,000
-29.4%
280,180
-20.4%
0.45%
+4.6%
Q3 2018$15,073,000
+50.4%
351,850
-22.7%
0.43%
+40.1%
Q2 2018$10,023,000455,1700.31%
Other shareholders
TANDEM DIABETES CARE INC shareholders Q4 2020
NameSharesValueWeighting ↓
Delphi Management Partners VIII, L.L.C. 1,000,000$95,680,00062.89%
Andar Capital Management HK Ltd 101,000$9,664,0006.31%
FRIESS ASSOCIATES LLC 467,861$44,765,0003.30%
SECTORAL ASSET MANAGEMENT INC 471,818$45,144,0003.18%
CROWN ADVISORS MANAGEMENT, INC. 40,000$3,827,0002.74%
HighMark Wealth Management LLC 24,336$2,328,0002.00%
First Light Asset Management, LLC 267,274$25,573,0001.89%
Chicago Capital, LLC 440,174$42,116,0001.88%
Andar Capital Management HK Ltd 30,000$2,870,0001.87%
SHAKER INVESTMENTS LLC/OH 35,113$3,360,0001.69%
View complete list of TANDEM DIABETES CARE INC shareholders