Grade: F — Major Red Flags (REIT-Structural + M-Score Watch)
Framework: Schilit *Financial Shenanigans* + Beneish M-Score + forensic accounting principles
Data: SEC EDGAR 10-K (Filed 2026-02-13, FY ended December 31, 2025) + Yahoo Finance
Auditor: KPMG LLP — Unqualified opinion
CIK: 0001045609
One-line verdict: Prologis, the world's largest industrial REIT, receives an F grade from two red flags — AR outpacing revenue for 2 consecutive years (A2) and cash of $1.1B covering 3% of $35.7B debt (C4) — plus a grey-zone M-Score of -2.19. The M-Score is the closest to the manipulation threshold (-1.78) of any REIT in this batch. Revenue grew 7.2% to $8.8B with 74.6% gross margins. CFFO/NI of 1.50 is healthy. Net income of $3.3B at a 37.9% net margin is strong. Prologis benefits from favorable logistics and e-commerce tailwinds, with the filing noting "favorable mark-to-market of our existing leases, reflecting increases in market rents over the past several years."
| Metric | Result |
|---|---|
| Red Flags | **2** (financial 2 + management 0; AR outpacing revenue 2 years, Cash-to-debt 3%) |
| Watch Items | **3** (financial 3 + management 0; Debt/EBITDA 4.8x, soft asset growth 28.3%, M-Score grey zone) |
| Checks Completed | **21/23** (financial 16/18 + management 5/5 G1-G5; 2 N/A) |
| Beneish M-Score | **-2.19** (grey zone — second closest to manipulation threshold) |
| Auditor | KPMG LLP — Unqualified opinion |
Industrial REIT: Logistics Empire
Per the 10-K, Prologis reports revenue quarterly:
| Quarter | Rental Revenues | Total Revenues |
|---|---|---|
| Q1 2025 | $1,987,265 | $2,139,665 |
| Q2 2025 | $2,025,332 | $2,183,869 |
| Q3 2025 | $2,054,200 | $2,213,881 |
| Q4 2025 | $2,092,107 | $2,252,712 |
Sequential quarterly growth in both rental and total revenues demonstrates a healthy, growing portfolio. Total revenue of $8,790M grew 7.2%. The filing notes that "results during 2025 continued to reflect the favorable mark-to-market of our existing leases, reflecting increases in market rents over the past several years. As a result, rent change on rollover" was positive.
Net income of $3,328M is the largest in this REIT batch. Gross margin of 74.6% is strong for an industrial REIT, reflecting the efficient economics of warehouse and distribution facilities.
The M-Score Warning
M-Score of -2.19 is in the grey zone (between -2.22 and -1.78). Combined with AR outpacing revenue for two consecutive years, this warrants attention. For the world's largest industrial REIT, the M-Score grey zone likely reflects the scale of acquisition activity (which distorts the asset quality index and depreciation index inputs) rather than actual manipulation. But the pattern should be monitored — if the M-Score crosses -1.78 in FY2026, it would trigger a statistical manipulation warning.
DSO increased 7 days to 25 days. Combined with the A2 fail (AR outpacing revenue for 2 consecutive years), this suggests possible timing issues in tenant collections or straight-line rent adjustments accumulating on the balance sheet.
Debt and Liquidity
Total debt of $35.7B makes Prologis the most indebted REIT in this batch by absolute amount (ahead of AMT's $45B but with lower leverage ratios). Debt/EBITDA of 4.8x is typical for an industrial REIT at this scale. Per the filing, "credit facilities and our commercial paper support our cash needs for general corporate purposes on a short-term basis."
Goodwill of $608M (1% of equity) is immaterial. The soft asset growth of 28.3% vs. 7.2% revenue likely reflects development pipeline and land bank investments.
The 18-Point Screening
| # | Check | Result | Detail |
|---|---|---|---|
| A1 | DSO | ✅ | 25 days, +7 YoY |
| A2 | AR vs Revenue | ❌ | AR outpaced revenue 2 consecutive years |
| A3 | Revenue vs CFFO | ✅ | Revenue +7.2%, CFFO +2.0% |
| B1-B4 | Expense Quality | ✅ | 74.6% gross margin, 7.2% SG&A |
| C1-C3 | Cash Flow | ✅ | CFFO/NI 1.50, FCF $5.0B, accruals -1.7% |
| C4 | Cash vs Debt | ❌ | Cash $1.1B = 3% of $35.7B |
| D1 | Goodwill | ✅ | $608M = 1% of equity |
| D2 | Leverage | ⚠️ | Debt/EBITDA = 4.8x |
| D3 | Soft Assets | ⚠️ | +28.3% (development pipeline) |
| E1-E2 | Acquisition Risk | ✅ | G&I declining 23% |
| F1 | M-Score | ⚠️ | -2.19 (grey zone) |
| **G1-G5** | **Management signals (new)** | **✅✅✅✅✅** |
Management Signals (New G1-G5 Framework)
**Why separate management signals?** Schilit's *Financial Shenanigans* treats abrupt executive, auditor, and director departures as important early-warning signals. 8-K Item 5.02 executive/director changes and auditor-change filings help separate clean financial statements from governance or continuity risk.
| # | Check | Result | Detail |
|---|---|---|---|
| G1 | CEO change | ✅ | No abnormal signal in the last 18 months |
| G2 | CFO / key financial officer change | ✅ | No abnormal signal in the last 18 months |
| G3 | Independent director / audit committee departure | ✅ | No abnormal signal in the last 18 months |
| G4 | Key operating or legal leader departure | ✅ | No abnormal signal in the last 18 months |
| G5 | Auditor change | ✅ | No abnormal signal in the last 18 months |
Data source: SEC EDGAR 8-K filings filtered for Item 5.02 + management-signals-by-ticker.json
Summary
Grade: F with a grey-zone M-Score — the only REIT in this batch with both an AR pattern and M-Score concern. Prologis is operationally dominant (37.9% net margin, $5.0B FCF, 74.6% gross margins), but the two-year AR divergence combined with a -2.19 M-Score creates a combination that demands monitoring. The M-Score is likely distorted by Prologis's scale and acquisition activity rather than indicating manipulation, but it cannot be dismissed. Watch FY2026 for both the AR trend and M-Score trajectory.
**Disclaimer**: This report is based on Prologis' FY2025 10-K filed with SEC EDGAR on February 13, 2026. This is NOT investment advice.
Data: SEC EDGAR 10-K + Yahoo Finance
Auditor: KPMG LLP (Unqualified opinion)
Fiscal year ended: December 31, 2025