Kosmos Energy Ltd. (KOS) Insider Trading & SEC Filings

Updated Jul 16, 2026 · Last SEC filing 2026-07-06

Kosmos Energy Ltd. (KOS) has filed 11 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-06. 3 Form 8-K material event filings were reported by KOS in the last 90 days. 7 Form 144 notices of proposed sale were filed for KOS stock. InsiderAlpha tracks every KOS SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.

About Kosmos Energy Ltd. (KOS)

SEC CIK0001509991

90-Day SEC Filing Activity

Form 4 filings (90d)11
Form 8-K filings (90d)3
Form 144 notices (90d)7
Latest Form 4 filing2026-07-06

Recent KOS Insider Transactions (Form 4)

DateInsiderRoleTransactionSharesPriceValueFiling
Glass Ronald W.VP & Chief Accounting OfficerS — Open-market sale12.1K$2.05$25KSEC
INGLIS ANDREW GChairman and CEOS — Open-market sale85.9K$2.05$176KSEC
Shah Nealesh D.SVP and CFOS — Open-market sale46.0K$2.05$94KSEC
Marion Josh R.SVP and General CounselS — Open-market sale25.0K$2.05$51KSEC
Shah Nealesh D.SVP and CFOA — Grant or award118.3K$0.00SEC
Marion Josh R.SVP and General CounselA — Grant or award64.2K$0.00SEC
INGLIS ANDREW GChairman and CEOA — Grant or award221.2K$0.00SEC
Glass Ronald W.VP & Chief Accounting OfficerA — Grant or award31.2K$0.00SEC
Sterin StevenDirectorA — Grant or award62.0K$2.74$170KSEC
Grant John Douglas KelsoDirectorA — Grant or award62.0K$2.74$170KSEC
GOODWIN DEANNA LDirectorA — Grant or award62.0K$2.74$170KSEC
Franklin Roy A.DirectorS — Open-market sale43.5K$2.73$119KSEC
Ogunlesi Adebayo O.DirectorA — Grant or award62.0K$2.74$170KSEC
STICE J MICHAELDirectorA — Grant or award62.0K$2.74$170KSEC
Franklin Roy A.DirectorA — Grant or award62.0K$2.74$170KSEC

All transactions sourced from SEC EDGAR Form 4 filings for Kosmos Energy Ltd. (KOS). Updated in real time as new filings are submitted to the SEC.

Most-Active KOS Insiders — Last 90 Days

InsiderForm 4 filingsTotal transaction value
Franklin Roy A.3$291K
Grant John Douglas Kelso3$291K
Sterin Steven2$275K
Marion Josh R.2$51K
Glass Ronald W.2$25K

Recent KOS Form 8-K Material Events

Recent KOS Form 144 Notices of Proposed Sale

Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.

Recent Insider Filings

Form 4 Transaction Code Reference

SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in KOS insider filings:

POpen-market purchase by the insider
SOpen-market sale by the insider
AGrant, award, or other acquisition from the issuer
MExercise or conversion of derivative security (e.g. options)
FPayment of exercise price or tax liability via share withholding
GBona-fide gift of securities
DDisposition to the issuer (e.g. share buyback participation)
JOther acquisition or disposition
XExercise of in-the-money or at-the-money derivative security
CConversion of derivative security
VTransaction voluntarily reported earlier than required

KOS Insider Trading — FAQ

What is the latest insider trade for KOS?
Kosmos Energy Ltd. (KOS) had 11 insider filings in the last 90 days, with the most recent on 2026-07-06. InsiderAlpha tracks every Form 4, 10-K, 10-Q, and 8-K filing in real time.
How many insiders are buying KOS stock?
0 insider purchases of KOS were filed in the last 90 days.
How many insiders are selling KOS stock?
0 insider sales of KOS were filed in the last 90 days.
Where can I see KOS SEC filings (Form 4, 10-K, 10-Q, 8-K)?
InsiderAlpha aggregates every KOS SEC filing — Form 4 insider transactions, 10-K and 10-Q quarterly reports, and 8-K material event disclosures — in one timeline.

Learn More

Open the live KOS dashboard on InsiderAlpha for real-time alerts, charting, and full historical filing search.