Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for Yorktown Energy Partners VIII, L.P.
Common stock purchase or sale:
Transaction
Date
Reported
DateTime
CompanySymbolInsider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2019-11-12
Sale
2019-11-13
5:06 pm
Antero Midstream CorpAMYorktown Energy Partners VIII L.P.
Director
1,820,463$6.52$11,869,4193,445,636
(Direct)
View
2019-05-21
Sale
2019-05-23
8:08 pm
Antero Midstream CorpAMYorktown Energy Partners VIII L.P.
Director
10% Owner
1,825,600$12.61$23,020,8165,266,099
(Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
CompanySymnbolInsider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2021-10-13
Other
2021-10-15
7:28 pm
N/A
N/A
Riley Exploration Permian Inc.REPXRiley Exploration Group LLC
YORKTOWN ENERGY PARTNERS IV LP
Yorktown IV CO LLC
YORKTOWN ENERGY PARTNERS V LP
Yorktown V CO LLC
Yorktown Energy Partners VI LP
Yorktown VI Associates LLC
Yorktown Energy Partners VII L.P.
Yorktown VII Associates LLC
Yorktown Energy Partners VIII L.P.
10% Owner
1,601,542$02,076,907
(Direct)
View
2021-07-28
Conversion
2021-07-30
2:01 pm
2021-07-22
N/A
Riley Exploration Permian Inc.REPXRiley Exploration Group LLC
YORKTOWN ENERGY PARTNERS IV LP
Yorktown IV CO LLC
YORKTOWN ENERGY PARTNERS V LP
Yorktown V CO LLC
Yorktown Energy Partners VI LP
Yorktown VI Associates LLC
Yorktown Energy Partners VII L.P.
Yorktown VII Associates LLC
Yorktown Energy Partners VIII L.P.
10% Owner
5,755,202$05,068,270
(Direct)
View
2021-07-28
Other
2021-07-30
2:01 pm
N/A
N/A
Riley Exploration Permian Inc.REPXRiley Exploration Group LLC
YORKTOWN ENERGY PARTNERS IV LP
Yorktown IV CO LLC
YORKTOWN ENERGY PARTNERS V LP
Yorktown V CO LLC
Yorktown Energy Partners VI LP
Yorktown VI Associates LLC
Yorktown Energy Partners VII L.P.
Yorktown VII Associates LLC
Yorktown Energy Partners VIII L.P.
10% Owner
390,860$40.895,068,270
(Direct)
View
2021-07-28
Conversion
2021-07-30
2:01 pm
N/A
N/A
Riley Exploration Permian Inc.REPXRiley Exploration Group LLC
YORKTOWN ENERGY PARTNERS IV LP
Yorktown IV CO LLC
YORKTOWN ENERGY PARTNERS V LP
Yorktown V CO LLC
Yorktown Energy Partners VI LP
Yorktown VI Associates LLC
Yorktown Energy Partners VII L.P.
Yorktown VII Associates LLC
Yorktown Energy Partners VIII L.P.
10% Owner
390,860$40.895,068,270
(Direct)
View
2021-02-26
Ownership
2021-03-01
9:45 pm
N/A
N/A
Riley Exploration Permian Inc.REPXRiley Exploration Group LLC
YORKTOWN ENERGY PARTNERS IV LP
Yorktown IV CO LLC
YORKTOWN ENERGY PARTNERS V LP
Yorktown V CO LLC
Yorktown Energy Partners VI LP
Yorktown VI Associates LLC
Yorktown Energy Partners VII L.P.
Yorktown VII Associates LLC
Yorktown Energy Partners VIII L.P.
10% Owner
0$05,121,009
(Direct)
View
2019-03-12
Disposition
2019-03-15
06:37 am
N/A
N/A
Antero Midstream CorpAMYorktown Energy Partners VIII L.P.
Director
10% Owner
7,091,699$07,091,699
(Direct)
View
2019-03-12
Ownership
2019-03-15
06:20 am
N/A
N/A
Antero Midstream CorpAMYorktown Energy Partners VIII L.P.
Director
10% Owner
0$07,091,699
(Direct)
View
2018-11-12
Other
2018-11-14
6:23 pm
N/A
N/A
HALLADOR ENERGY COHNRGYorktown Energy Partners VIII L.P.
10% Owner
1,000,000$02,950,000
(Direct)
View