OSTERWEIS CAPITAL MANAGEMENT INC - TANDEM DIABETES CARE INC ownership

TANDEM DIABETES CARE INC's ticker is TNDM and the CUSIP is 875372203. A total of 294 filers reported holding TANDEM DIABETES CARE INC in Q1 2021. The put-call ratio across all filers is 0.72 and the average weighting 0.3%.

Quarter-by-quarter ownership
OSTERWEIS CAPITAL MANAGEMENT INC ownership history of TANDEM DIABETES CARE INC
ValueSharesWeighting
Q4 2022$4,320,594
-7.7%
96,120
-1.7%
0.31%
-10.5%
Q3 2022$4,679,000
-39.1%
97,790
-24.6%
0.35%
-39.0%
Q2 2022$7,677,000
-19.3%
129,700
+58.5%
0.58%
+9.9%
Q1 2022$9,517,000
-37.8%
81,840
-19.5%
0.52%
-31.7%
Q4 2021$15,305,000
+49.6%
101,680
+18.7%
0.77%
+37.3%
Q3 2021$10,229,000
-15.4%
85,685
-31.0%
0.56%
-10.3%
Q2 2021$12,096,000
+35.5%
124,185
+22.7%
0.62%
+27.7%
Q1 2021$8,929,000
+128.1%
101,180
+54.1%
0.49%
+79.7%
Q4 2019$3,914,000
+116.4%
65,665
+114.1%
0.27%
+105.3%
Q3 2019$1,809,00030,6750.13%
Other shareholders
TANDEM DIABETES CARE INC shareholders Q1 2021
NameSharesValueWeighting ↓
Delphi Management Partners VIII, L.L.C. 1,000,000$59,610,00047.04%
Prospect Capital Advisors, LLC 127,900$7,624,0004.68%
Asymmetry Capital Management, L.P. 43,559$2,597,0004.66%
Copernicus Capital Management, LLC 50,000$2,981,0003.91%
SECTORAL ASSET MANAGEMENT INC 341,714$20,370,0003.04%
FRIESS ASSOCIATES LLC 627,225$37,389,0002.60%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 1,361,345$81,150,0002.59%
Parkman Healthcare Partners LLC 134,959$8,045,0002.32%
OBERWEIS ASSET MANAGEMENT INC/ 109,940$6,554,0002.18%
First Light Asset Management, LLC 268,574$16,010,0002.05%
View complete list of TANDEM DIABETES CARE INC shareholders