---
schema_version: "secwatch.filing_event.v1"
accession: "0001888524-26-016543"
form_type: "8-K"
ticker: null
cik: "0001958501"
company_name: "BANK 2023-BNK45"
filed_at: "2026-09-02T13:54:34+00:00"
generated_at: "2026-09-02T13:55:13.976131+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# C-IV AM acquires Greystone special servicing; becomes special servicer for Boulders loan

## Summary
- On Sept 1, 2026, Greystone sold its special servicing division to C-IV AM; C-IV AM assumed duties for Boulders Resort Mortgage Loan under BANK 2022-BNK43.
- C-IV AM rated MOR CS2 (Morningstar DBRS), CSS2 (Fitch), and on S&P Select Servicer list with 'Average; Ranking Watch Positive'.
- As of 6/30/2026, Greystone's portfolio: ~60 transactions, $20.7B principal; 33 CMBS deals with $14.2B; active special servicing $2.1B.
- C-IV AM has resolved 6,017 assets totaling $60.7B since 2002; no servicer event of default or termination.
- C-IV AM is wholly-owned by C-IV Capital Partners; key Greystone employees transferred to C-IV AM.

## SEC filing metadata
- accession: 0001888524-26-016543
- form_type: 8-K
- cik: 0001958501
- company_name: BANK 2023-BNK45
- filed_at: 2026-09-02T13:54:34+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 6.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1958501/000188852426016543/0001888524-26-016543-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1958501/000188852426016543/bak23b45_8k-09012026.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001888524-26-016543
- JSON: https://secwatch.observer/filing/0001888524-26-016543.json
- Plain text: https://secwatch.observer/filing/0001888524-26-016543.txt

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