Calamos Advisors LLC - ZENDESK INC ownership

ZENDESK INC's ticker is and the CUSIP is 98936JAD3. A total of 66 filers reported holding ZENDESK INC in Q3 2022. The put-call ratio across all filers is - and the average weighting 0.4%.

Quarter-by-quarter ownership
Calamos Advisors LLC ownership history of ZENDESK INC
ValueSharesWeighting
Q3 2022$91,119,000
+25.1%
92,595,000
+22.9%
0.42%
+32.8%
Q2 2022$72,857,000
-19.9%
75,339,000
+4.5%
0.31%
-7.9%
Q1 2022$90,965,000
+5.5%
72,073,000
+0.1%
0.34%
+5.6%
Q4 2021$86,257,000
-6.0%
72,010,000
-0.3%
0.32%
-19.5%
Q3 2021$91,755,000
+13.3%
72,249,000
+30.6%
0.40%
+8.4%
Q2 2021$81,010,00055,341,0000.37%
Other shareholders
ZENDESK INC shareholders Q3 2022
NameSharesValueWeighting ↓
STEELHEAD PARTNERS LLC 53,243,000$67,199,0004.62%
Opti Capital Management, LP 20,000,000$25,346,0002.04%
Paloma Partners Management Co 43,350,000$54,916,0001.61%
Lombard Odier Asset Management (Europe) Ltd 25,960,000$32,454,0001.24%
MIZUHO SECURITIES USA LLC 6,155,000$7,695,0001.10%
CAMDEN ASSET MANAGEMENT L P /CA 27,422,000$34,565,0001.03%
III Capital Management 8,500,000$10,743,0000.94%
ZAZOVE ASSOCIATES LLC 5,630,000$7,130,0000.63%
OSTERWEIS CAPITAL MANAGEMENT INC 9,000,000$11,390,0000.63%
SSI INVESTMENT MANAGEMENT LLC 7,597,000$9,574,0000.52%
View complete list of ZENDESK INC shareholders