New User? Sign Up | Sign In

Insider Trading - Starboard Principal Co GP LLC

Select Time period:

Enter Stock Symbol or Cik: Cik Lookup...

Search By Company or Insider Name:
"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>>
Insider Trading Transactions for Starboard Principal Co GP LLC

Common stock purchase or sale:
Transaction
Date
Reported
DateTime
Company Symbol Insider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2016-01-22
Sale
2016-01-26
8:26 pm
QUANTUM CORP QTM Starboard Value LP
Starboard Value GP LLC
STARBOARD VALUE & OPPORTUNITY S LLC
Starboard Principal Co LP
Starboard Principal Co GP LLC
STARBOARD VALUE & OPPORTUNITY MASTER FUND LTD
Starboard Value & Opportunity C LP
Starboard Value R LP
Starboard Value R GP LLC
10% Owner
5,000,000 $0.71008 $3,550,400 4,129,023
(Indirect)
View
2016-03-16
Sale
2016-03-18
8:26 pm
QUANTUM CORP QTM Starboard Value LP
Starboard Value GP LLC
STARBOARD VALUE & OPPORTUNITY S LLC
Starboard Principal Co LP
Starboard Principal Co GP LLC
STARBOARD VALUE & OPPORTUNITY MASTER FUND LTD
Starboard Value & Opportunity C LP
Starboard Value R LP
Starboard Value R GP LLC
10% Owner
1,726,004 $0.61683 $1,064,643 3,784,654
(Indirect)
View
2016-12-01
Sale
2016-12-05
7:00 pm
QUANTUM CORP QTM Starboard Value LP
Starboard Value GP LLC
STARBOARD VALUE & OPPORTUNITY S LLC
Starboard Principal Co LP
Starboard Principal Co GP LLC
STARBOARD VALUE & OPPORTUNITY MASTER FUND LTD
Starboard Value & Opportunity C LP
Starboard Value R LP
Starboard Value R GP LLC
10% Owner
3,600,000 $0.92007 $3,312,260 3,066,390
(Indirect)
View
2016-12-06
Sale
2016-12-07
6:10 pm
QUANTUM CORP QTM Starboard Value LP
Starboard Value GP LLC
STARBOARD VALUE & OPPORTUNITY S LLC
Starboard Principal Co LP
Starboard Principal Co GP LLC
STARBOARD VALUE & OPPORTUNITY MASTER FUND LTD
Starboard Value & Opportunity C LP
Starboard Value R LP
Starboard Value R GP LLC
10% Owner
7,850,000 $0.91123 $7,153,130 1,500,174
(Indirect)
View
2018-07-09
Sale
2018-07-11
9:23 pm
Mellanox Technologies Ltd. MLNX Starboard Value LP
Starboard Value GP LLC
Starboard Principal Co LP
Starboard Principal Co GP LLC
Starboard Value & Opportunity C LP
Starboard Value R LP
STARBOARD VALUE & OPPORTUNITY MASTER FUND LTD
STARBOARD VALUE & OPPORTUNITY S LLC
Starboard Value R GP LLC
Starboard Leaders Papa LLC
10% Owner
344,677 $85.03 $29,309,252 528,034
(Indirect)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
Company Symnbol Insider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2015-10-09
Purchase
2015-10-13
9:47 pm
N/A
2017-11-15
QUANTUM CORP QTM Starboard Value LP
Starboard Value GP LLC
STARBOARD VALUE & OPPORTUNITY S LLC
Starboard Principal Co LP
Starboard Principal Co GP LLC
STARBOARD VALUE & OPPORTUNITY MASTER FUND LTD
Starboard Value & Opportunity C LP
Starboard Value R LP
Starboard Value R GP LLC
10% Owner
3,755,000 $85 7,345,000
(Indirect)
View
2015-10-09
Purchase
2015-10-13
9:47 pm
N/A
2017-11-15
QUANTUM CORP QTM Starboard Value LP
Starboard Value GP LLC
STARBOARD VALUE & OPPORTUNITY S LLC
Starboard Principal Co LP
Starboard Principal Co GP LLC
STARBOARD VALUE & OPPORTUNITY MASTER FUND LTD
Starboard Value & Opportunity C LP
Starboard Value R LP
Starboard Value R GP LLC
10% Owner
435,000 $85 7,345,000
(Indirect)
View
2015-10-09
Purchase
2015-10-13
9:47 pm
N/A
2017-11-15
QUANTUM CORP QTM Starboard Value LP
Starboard Value GP LLC
STARBOARD VALUE & OPPORTUNITY S LLC
Starboard Principal Co LP
Starboard Principal Co GP LLC
STARBOARD VALUE & OPPORTUNITY MASTER FUND LTD
Starboard Value & Opportunity C LP
Starboard Value R LP
Starboard Value R GP LLC
10% Owner
245,000 $85 7,345,000
(Indirect)
View
2015-10-09
Purchase
2015-10-13
9:47 pm
N/A
2017-11-15
QUANTUM CORP QTM Starboard Value LP
Starboard Value GP LLC
STARBOARD VALUE & OPPORTUNITY S LLC
Starboard Principal Co LP
Starboard Principal Co GP LLC
STARBOARD VALUE & OPPORTUNITY MASTER FUND LTD
Starboard Value & Opportunity C LP
Starboard Value R LP
Starboard Value R GP LLC
10% Owner
565,000 $85 7,345,000
(Indirect)
View
2018-02-28
Exercise
2018-03-02
6:20 pm
N/A
N/A
Mellanox Technologies Ltd. MLNX Starboard Value LP
Starboard Value GP LLC
Starboard Principal Co LP
Starboard Principal Co GP LLC
Starboard Value & Opportunity C LP
Starboard Value R LP
STARBOARD VALUE & OPPORTUNITY MASTER FUND LTD
STARBOARD VALUE & OPPORTUNITY S LLC
Starboard Value R GP LLC
Starboard Leaders Papa LLC
10% Owner
460,000 $25 0
(Indirect)
View
2018-02-28
Exercise
2018-03-02
6:20 pm
2018-02-28
2018-02-28
Mellanox Technologies Ltd. MLNX Starboard Value LP
Starboard Value GP LLC
Starboard Principal Co LP
Starboard Principal Co GP LLC
Starboard Value & Opportunity C LP
Starboard Value R LP
STARBOARD VALUE & OPPORTUNITY MASTER FUND LTD
STARBOARD VALUE & OPPORTUNITY S LLC
Starboard Value R GP LLC
Starboard Leaders Papa LLC
10% Owner
1 $25 0
(Indirect)
View