GROUP ONE TRADING, L.P. - CALPINE CORP ownership

CALPINE CORP's ticker is CPN and the CUSIP is 131347304. A total of 322 filers reported holding CALPINE CORP in Q4 2014. The put-call ratio across all filers is 1.23 and the average weighting 0.7%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of CALPINE CORP
ValueSharesWeighting
Q4 2017$4,937,000
+120.1%
326,335
+114.6%
0.04%
+75.0%
Q3 2017$2,243,000
+39.8%
152,078
+28.3%
0.02%
+17.6%
Q2 2017$1,604,000
-44.0%
118,538
-54.3%
0.02%
-48.5%
Q1 2017$2,866,000
-22.1%
259,321
-19.4%
0.03%
-8.3%
Q4 2016$3,679,000
+12.5%
321,885
+24.5%
0.04%
+2.9%
Q3 2016$3,269,000
+231.5%
258,614
+279.7%
0.04%
+191.7%
Q4 2015$986,000
+3.2%
68,115
+4.1%
0.01%
-7.7%
Q3 2015$955,000
+103.6%
65,439
+151.3%
0.01%
+85.7%
Q2 2015$469,000
+409.8%
26,043
+549.3%
0.01%
+600.0%
Q1 2015$92,000
-92.2%
4,011
-92.5%
0.00%
-94.4%
Q4 2014$1,186,000
-49.3%
53,577
-50.2%
0.02%
-50.0%
Q3 2014$2,337,000
-19.8%
107,688
-12.0%
0.04%
-20.0%
Q2 2014$2,913,000
+18.3%
122,338
+3.8%
0.04%
+9.8%
Q1 2014$2,463,000
+40.7%
117,806
+31.3%
0.04%
+57.7%
Q4 2013$1,750,000
+268.4%
89,692
+266.5%
0.03%
+188.9%
Q3 2013$475,000
-17.8%
24,470
-10.0%
0.01%
-35.7%
Q2 2013$578,00027,2020.01%
Other shareholders
CALPINE CORP shareholders Q4 2014
NameSharesValueWeighting ↓
VEGA ENERGY GP, LLC 2,419,850$30,587,00032.84%
GoldenTree Asset Management 7,686,290$97,155,00032.16%
Signpost Capital Advisors, LP 1,962,463$24,805,00020.87%
SailingStone Capital Partners LLC 19,132,724$241,838,0005.00%
Altalis Capital Management LLC 356,110$4,501,0004.88%
VALUEWORKS LLC 348,225$4,401,0003.91%
Knighthead Capital Management, LLC 2,100,000$26,544,0003.81%
ADDISON CLARK MANAGEMENT, L.L.C. 149,024$1,884,0003.32%
Greenlight Capital 11,239,800$142,072,0002.72%
Breithorn Capital Management 253,370$3,203,0002.40%
View complete list of CALPINE CORP shareholders