---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-040436"
form_type: "8-K"
ticker: "NBR"
cik: "0001163739"
company_name: "NABORS INDUSTRIES LTD"
filed_at: "2026-04-07T23:59:59+00:00"
generated_at: "2026-05-15T06:58:43.118406+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Nabors Industries increases letter of credit facility by $25M to $150M

## Summary
- LC maximum amount raised from $125M to $150M via incremental joinder signed April 7, 2026.
- BOKF, NA dba Bank of Texas joins as new LC facility participant with $25M commitment.
- No impact on revolving loan capacity; existing participants' limits adjusted accordingly.
- Amendment effective April 7, 2026; standard conditions precedent satisfied.

## SEC filing metadata
- accession: 0001104659-26-040436
- form_type: 8-K
- ticker: NBR
- cik: 0001163739
- company_name: NABORS INDUSTRIES LTD
- filed_at: 2026-04-07T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 1.01, 2.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1163739/000110465926040436/0001104659-26-040436-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1163739/000110465926040436/tm2611318d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-040436
- JSON: https://secwatch.observer/filing/0001104659-26-040436.json
- Plain text: https://secwatch.observer/filing/0001104659-26-040436.txt

## Source-grounded claims
- claim_id: fadc65f18434a6eaaf2bf3278db99f0ca0092e3e
  claim: NABORS INDUSTRIES LTD amended credit facility of $25,000,000 with Citibank, N.A., as administrative agent.
  evidence_excerpt: The Joinder provides for the establishment of an increase in the Letters of Credit Maximum Amount (as defined in the A&R Credit Agreement) in an aggregate amount equal to $25,000,000.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1163739/000110465926040436/0001104659-26-040436-index.htm
- claim_id: 6863c9f284b0b8a7eb2f810d05d24ec1389b0a30
  claim: NABORS INDUSTRIES LTD amended Incremental Joinder to the A&R Credit Agreement with BOKF, NA dba Bank of Texas, the issuing banks party thereto and Citibank, N.A., as administrative agent valued at $25,000,000 (effective 2026-04-07).
  evidence_excerpt: On April 7, 2026, Nabors Industries, Inc. (“Nabors Delaware”), a wholly owned subsidiary of Nabors Industries Ltd. (the “Company”), and the Company entered into an Incremental Joinder to the A&R Credit Agreement (the “Joinder”), among themselves, BOKF, NA dba Bank of Texas, as the incremental letters of credit facility participant, the issuing banks party thereto and Citibank, N.A., as administrative agent, joining to and amending the amended and restated credit agreement dated June 17, 2024 (as amended, restated, supplemented or otherwise modified prior to April 7, 2026, the “A&R Credit Agreement”), among Nabors Delaware, the Company, the other guarantors from time to time party thereto, the revolving lenders, the letter of credit facility participants, the issuing banks and other lenders party thereto and Citibank, N.A., as administrative agent.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1163739/000110465926040436/0001104659-26-040436-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.