DAVIDSON CHARLES E

CIK 000100139120 companiesGREENWICH, CT

SEC Profile

Transactions

Companies

Filings

CIK

0001001391

Recent Transactions

50 trades

Other
NEPHROS INC$NEPH
Common Stock
2024-03-13−91,463→ 56,060 total
Other
MAMMOTH ENERGY SERVICES, INC.$TUSK
Common Stock
2024-03-12−535,366→ 21,690,075 total
Purchase
MAMMOTH ENERGY SERVICES, INC.$TUSK
Common Stock
2022-06-17$2.17/sh+10,382→ 22,434,125 total
Purchase
MAMMOTH ENERGY SERVICES, INC.$TUSK
Common Stock
2022-06-16$2.13/sh+35,000→ 22,423,743 total
Purchase
MAMMOTH ENERGY SERVICES, INC.$TUSK
Common Stock
2022-06-15$2.23/sh+5,100→ 22,388,743 total
Purchase
MAMMOTH ENERGY SERVICES, INC.$TUSK
Common Stock
2022-06-14$2.28/sh+20,600→ 22,383,643 total
Purchase
MAMMOTH ENERGY SERVICES, INC.$TUSK
Common Stock
2022-06-13$2.35/sh+25,102→ 22,363,043 total
Purchase
MAMMOTH ENERGY SERVICES, INC.$TUSK
Common Stock
2022-06-10$2.46/sh+54,779→ 22,337,941 total
Purchase
MAMMOTH ENERGY SERVICES, INC.$TUSK
Common Stock
2022-06-09$2.48/sh+27,489→ 22,283,162 total
Purchase
MAMMOTH ENERGY SERVICES, INC.$TUSK
Common Stock
2022-06-08$2.50/sh+15,500→ 22,255,673 total
Exercise of In-Money
NEPHROS INC$NEPH
Common Stock
2021-06-01$2.70/sh+66,667→ 3,544,492 total
Exercise of In-Money
NEPHROS INC$NEPH
Common Stock Warrants
2021-06-01$2.70/sh−66,667→ 0 total
Exercise/Conversion
NEPHROS INC$NEPH
Stock Option (Right to Buy)
2021-01-27−4,477→ 4,477 total
Exercise/Conversion
NEPHROS INC$NEPH
Common Stock
2021-01-27$4.50/sh+4,477→ 106,037 total
Exercise/Conversion
NEPHROS INC$NEPH
Stock Option (Right to Buy)
2021-01-27−3,765→ 3,765 total
Exercise/Conversion
NEPHROS INC$NEPH
Common Stock
2021-01-27$3.60/sh+3,765→ 101,560 total
Exercise/Conversion
NEPHROS INC$NEPH
Common Stock
2021-01-27$4.14/sh+2,956→ 97,795 total
Exercise/Conversion
NEPHROS INC$NEPH
Stock Option (Right to Buy)
2021-01-27−2,956→ 2,956 total
Exercise/Conversion
NEPHROS INC$NEPH
Stock Option (Right to Buy)
2021-01-27−3,556→ 3,556 total
Exercise/Conversion
NEPHROS INC$NEPH
Common Stock
2021-01-27$4.59/sh+3,556→ 94,839 total
Award
NEPHROS INC$NEPH
Common Stock
2021-01-06+3,196→ 3,196 total
Award
NEPHROS INC$NEPH
Common Stock, par value $0.001
2020-10-15$6.00/sh+166,667→ 3,605,471 total
Purchase
MAMMOTH ENERGY SERVICES, INC.$TUSK
Common Stock
2019-11-20$1.33/sh+16,692→ 22,045,273 total
Purchase
MAMMOTH ENERGY SERVICES, INC.$TUSK
Common Stock
2019-11-13$1.36/sh+35,904→ 22,028,581 total
Sale
MAMMOTH ENERGY SERVICES, INC.$TUSK
Common Stock
2018-07-30$38.01/sh−266,026→ 21,978,893 total
Sale
MAMMOTH ENERGY SERVICES, INC.$TUSK
Common Stock
2018-06-29$38.01/sh−2,764,400→ 22,244,919 total
Exercise of In-Money
BBQ HOLDINGS, INC.
Common Stock, par value $0.01
2018-04-16$3.50/sh+68,623→ 1,685,556 total
Exercise of In-Money
BBQ HOLDINGS, INC.
Common Stock, par value $0.01
2018-04-10$3.50/sh+284,222→ 1,616,933 total
Exercise of In-Money
BBQ HOLDINGS, INC.
Subscription Rights
2018-04-10−284,222→ 0 total
Award
MAMMOTH ENERGY SERVICES, INC.$TUSK
Common Stock, par value $0.01
2017-06-08+4,565,416→ 25,009,319 total
Sale
MAMMOTH ENERGY SERVICES, INC.$TUSK
Common Stock, par value $0.01
2016-10-19$14.06/sh−171,797→ 20,445,923 total
Award
NEPHROS INC$NEPH
Common Stock Warrant
2016-06-03+600,000→ 600,000 total
Sale
Rhino Resource Partners LP
Subordianted Units
2016-03-17−857,765→ 0 total
Sale
Rhino Resource Partners LP
Subordinated Units
2016-03-17−8,597,487→ 0 total
Sale
Rhino Resource Partners LP
Common Units
2016-01-21$0.52/sh−599,631→ 0 total
Sale
Rhino Resource Partners LP
Common Units
2016-01-21$0.52/sh−6,010,265→ 0 total
Sale
Rhino Resource Partners LP
Common Units
2016-01-21$0.52/sh−159,216→ 0 total
Other
Rhino Resource Partners LP
Subordinated Units
2015-12-31−3,179,613→ 5,417,874 total
Other
Rhino Resource Partners LP
Common Units
2015-12-31−6,793→ 592,838 total
Other
Rhino Resource Partners LP
Common Units
2015-12-31−2,222,779→ 3,787,486 total
Other
Rhino Resource Partners LP
Subordinated Units
2015-12-31−9,719→ 848,046 total
Exercise of In-Money
NEPHROS INC$NEPH
Common Stock Warrants
2015-12-18−2,782,576→ 0 total
Exercise of In-Money
NEPHROS INC$NEPH
Common Stock, par value $0.001
2015-12-18+2,782,576→ 29,800,424 total
Sale
Diamondback Energy, Inc.$FANG
Common Stock, par value $0.01
2015-12-09$76.74/sh−9,822→ 67,232 total
Sale
Diamondback Energy, Inc.$FANG
Common Stock, par value $0.01
2015-11-18$80.71/sh−9,736→ 0 total
Sale
Diamondback Energy, Inc.$FANG
Common Stock, par value $0.01
2015-11-17$79.60/sh−15,013→ 9,736 total
Award
Rhino Resource Partners LP
Common Units
2015-10-05+121,952→ 159,216 total
Sale
Diamondback Energy, Inc.$FANG
Common Stock, par value $0.01
2015-09-18$68.58/sh−70,000→ 24,749 total
Sale
Diamondback Energy, Inc.$FANG
Common Stock, par value $0.01
2015-09-17$70.93/sh−105,100→ 94,749 total
Sale
Diamondback Energy, Inc.$FANG
Common Stock, par value $0.01
2015-09-16$69.53/sh−216,135→ 199,849 total

Recent Filings

Address

C/O WEXFORD CAPITAL LP 411 WEST PUTNAM AVE.

GREENWICH, CT, 06830

View on SEC.gov