KOS Kosmos Energy Ltd.

NYSE
$2.58

Kosmos Energy Ltd. (KOS) Insider Activity

What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.

30D 90D 6M 1Y
Insider signal Moderately bearish Selling ran elevated versus KOS's own trailing one-year pace, with 0% of sale value under a prearranged plan.
Cluster activity 0 buyers in the last 30 days 0 buyers in the last 90 days 0 sellers in the last 90 days
Insiders buying
0
0 transactions
Insiders selling
7
7 transactions
Purchases
$0
0 shares
Sales
$689.3K
294,580 shares
Net activity
-$689.3K
purchases less sales

How much of that selling was preplanned? 0% planned / 100% discretionary

10b5-1 plan sales $0 0 transactions · 0 shares
Discretionary sales $689.3K 7 transactions · 294,580 shares

Largest single sale: $176.2K.

Where they traded

Buy Sell Dot area is proportional to transaction value.

Last open-market purchase: March 10, 2026 , by Ogunlesi Adebayo O. .

Recent open-market activity

Date Insider Role Action Shares Price Value Held after
INGLIS ANDREW G Chairman and CEO Sell 85,935 $2.05 $176.2K 4,678,043 −1.8% of holding
Shah Nealesh D. SVP and CFO Sell 45,980 $2.05 $94.3K 1,935,410 −2.3% of holding
Marion Josh R. SVP and General Counsel Sell 24,969 $2.05 $51.2K 233,404 −9.7% of holding
Glass Ronald W. VP & Chief Accounting Officer Sell 12,128 $2.05 $24.9K 358,700 −3.3% of holding
Franklin Roy A. Director Sell 43,466 $2.73 $118.7K 150,722 −22.4% of holding
Grant John Douglas Kelso Director Sell 43,466 $2.73 $118.7K 82,311 −34.6% of holding
Sterin Steven Director Sell 38,636 $2.73 $105.5K 331,295 −10.4% of holding

Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.