Calamos Advisors LLC - PROOFPOINT INC ownership

PROOFPOINT INC's ticker is and the CUSIP is 743424AF0. A total of 53 filers reported holding PROOFPOINT INC in Q2 2021. The put-call ratio across all filers is - and the average weighting 0.4%.

Quarter-by-quarter ownership
Calamos Advisors LLC ownership history of PROOFPOINT INC
ValueSharesWeighting
Q3 2021$362,000
-98.6%
285,000
-98.7%
0.00%
-98.3%
Q2 2021$26,586,000
-41.3%
21,201,000
-50.2%
0.12%
-51.0%
Q1 2021$45,275,000
+24.3%
42,581,000
+30.6%
0.25%
+17.1%
Q4 2020$36,422,000
+14.3%
32,595,000
+2.3%
0.21%
+2.9%
Q3 2020$31,869,00031,871,0000.20%
Other shareholders
PROOFPOINT INC shareholders Q2 2021
NameSharesValueWeighting ↓
Weiss Asset Management LP 115,466,000$144,888,0003.60%
STEELHEAD PARTNERS LLC 38,971,000$48,869,0003.23%
Cheyne Capital Management (UK) LLP 3,290,000$4,126,0001.88%
Mint Tower Capital Management B.V. 19,709,000$24,723,0001.75%
PIPER SANDLER & CO. 1,300,000$1,631,0001.52%
Shaolin Capital Management LLC 35,000,000$43,922,0001.36%
DeepCurrents Investment Group LLC 28,107,000$35,246,0001.06%
UBS OCONNOR LLC 92,864,000$116,916,000,0001.04%
Verition Fund Management LLC 88,501,000$111,423,0001.01%
BLUEFIN CAPITAL MANAGEMENT, LLC 6,673,650$14,539,0000.92%
View complete list of PROOFPOINT INC shareholders