Tengasco Inc

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Tengasco Inc
TickerREPX
CIK #0001001614
CUSIP76665T102
SectorEnergy & Transportation - Crude Petroleum & Natural Gas
Address10215 Technology Drive Suite 301, Knoxville, TN 37932
Source [EDGAR]
CIK Filing 2011 - 2025
[0001001614] 10-K
[0001001614] 10-Q
[0001001614] 3
[0001001614] 4
[0001001614] 8-K
[0001001614] SC 13D
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Bluescape Riley Exploration Holdings LLC Riley Exploration Permian Inc [2021-03-08] 32.9
Boomer Petroleum LLC Riley Exploration Permian Inc [2021-03-08] 19.9
Yorktown Energy Partners Xi LP Riley Exploration Permian Inc [2021-03-08] 10.0
Riley Exploration Group LLC Riley Exploration Permian Inc [2021-03-08] 26.2
Salas Peter E Tengasco Inc [2015-01-15] 33.6
ICN Fund I LLC Tengasco Inc [2014-11-26] 5.1
[2013-01-10] None
SSB Ventures LLC Tengasco Inc [2013-01-10] 1126.92
Form 3/4/5 Filer 2011 - 2025
Riley Bobby
Riley Exploration Permian, Inc.
Riley Corey Neil
Libin Alvin Gerald
Balmon Investments Ltd.
2624063 Alberta Ltd.
Suter John Patrick
Gutman Jeffrey
Arriaga Brent Alexander
Nordberg E Wayne
Bayless Rebecca L
Lawrence Bryan H
di Santo Beth A
Riley Philip A
Bonney Amber
Bluescape Resources Co LLC
Bluescape Energy Recapitalization & Restructuring Fund III L
Bluescape Resources GP Holdings LLC
Bluescape Energy Partners III GP LLC
Bluescape Riley Exploration Holdings LLC
Yorktown Energy Partners X, L.P.
Yorktown IX Associates LLC
Yorktown X Associates LLC
Yorktown Energy Partners IX, L.P.
Riley Exploration Group, LLC
Riley Kevin
Balmon California, Inc.
Palmer Michael H
Estate of Antonie VandenBrink
Boomer Petroleum LLC
Texel Resources Inc.
Yorktown VIII Associates LLC
Yorktown Energy Partners VI LP
Yorktown Energy Partners VII, L.P.
Yorktown Energy Partners VIII, L.P.
Yorktown Energy Partners V LP
Yorktown IV CO LLC
Yorktown VI Associates LLC
Yorktown V CO LLC
Yorktown Energy Partners IV LP
Yorktown VII Associates LLC
Bluescape Riley Exploration Acquisition LLC
Wilder C John
Rugen Michael J.
Yorktown XI Associates LLC
Yorktown Energy Partners XI, L.P.
Dolphin Offshore Partners LP
Salas Peter E
Thon Richard M
Behrent Matthew K
Brooks Hughree Fennon
SSB Ventures LLC
Sorensen Cary V
Bailey Jeffrey R
Clendening John A
Form 13F Holdings
Firm Period DFND Voting Shares
Bluescape Energy Partners LLC [2025-06-30] SOLE 4,521,767 4,521,767
Yorktown Energy Partners XI, L.P. [2025-06-30] DFND 1,784,113 1,784,113
Vanguard Group Inc [2025-06-30] SOLE 0 891,154
BlackRock, Inc. [2025-06-30] SOLE 843,518 886,684
American Century Companies Inc [2025-06-30] DFND 531,648 531,648
Dimensional Fund Advisors LP [2025-06-30] SOLE 452,157 455,124
Yorktown Energy Partners X, L.P. [2025-06-30] DFND 390,860 390,860
Jackson Hole Capital Partners LLC [2025-06-30] SOLE 346,039 346,039
Geode Capital Management LLC [2025-06-30] DFND 319,695 319,695
Bank of New York Mellon Corp [2025-06-30] DFND 233,730 237,120
State Street Corp [2025-06-30] DFND 213,178 219,723
Kennedy Capital Management LLC [2025-06-30] SOLE 216,141 216,141
First Eagle Investment Management LLC [2025-06-30] SOLE 208,048 208,048
Royce & Associates LP [2025-06-30] SOLE 176,558 176,558
Northern Trust Corp [2025-06-30] DFND 121,068 137,760
Ameriprise Financial Inc [2025-06-30] DFND 0 125,047
Mackenzie Financial Corp [2025-06-30] SOLE 121,731 121,731
Charles Schwab Investment Management Inc [2025-06-30] SOLE 116,949 116,951
Renaissance Technologies LLC [2025-06-30] SOLE 113,200 113,200
Brandywine Global Investment Management LLC [2025-06-30] SOLE 94,760 94,760
UBS Group AG [2025-06-30] DFND 64,935 79,058
Raymond James Financial Inc [2025-06-30] DFND 0 77,516
Segall Bryant & Hamill LLC [2025-06-30] SOLE 74,380 74,380
First Trust Advisors LP [2025-06-30] SOLE 62,321 62,321
Morgan Stanley [2025-06-30] DFND 46,029 57,830
Victory Capital Management Inc [2025-06-30] SOLE 50,278 57,178
Prudential Financial Inc [2025-06-30] DFND 54,457 55,342
Vanguard Group Inc [2025-06-30] DFND 0 54,834
FMR LLC [2025-06-30] DFND 54,185 54,634
LSV Asset Management [2025-06-30] SOLE 17,800 54,200
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