Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in BXMT held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 24.4M | $468.2M | +0.6% | 14.494% | 0.01% |
| 2 | Blackstone Inc | 9.3M | $177.8M | 0.0% | 5.503% | 0.74% |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | 8.8M | $168.3M | β | 5.210% | 0.01% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 7.2M | $138.1M | β | 4.276% | 0.00% |
| 5 | STATE STREET CORP | 6.1M | $120.5M | +1.6% | 3.644% | 0.00% |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | 3.9M | $74.4M | -1.1% | 2.302% | 0.00% |
| 7 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 2.5M | $47.3M | +1.7% | 1.464% | 0.01% |
| 8 | UBS Group AG | 2.3M | $43.8M | +47.1% | 1.357% | 0.01% |
| 9 | MORGAN STANLEY | 2.2M | $42.9M | -7.0% | 1.327% | 0.00% |
| 10 | GEM Realty Capital | 2.0M | $38.0M | β | 1.177% | 3.76% |
| 11 | NORTHERN TRUST CORP | 1.8M | $35.0M | +4.3% | 1.084% | 0.00% |
| 12 | Qube Research & Technologies Ltd | 1.6M | $30.1M | +120.8% | 0.931% | 0.04% |
| 13 | BAMCO INC /NY/ | 1.6M | $30.0M | -21.6% | 0.930% | 0.09% |
| 14 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 1.5M | $29.0M | +94.6% | 0.898% | 0.04% |
| 15 | GOLDMAN SACHS GROUP INC | 1.4M | $27.5M | -10.6% | 0.852% | 0.00% |
| 16 | Invesco Ltd. | 1.3M | $25.3M | -2.4% | 0.784% | 0.00% |
| 17 | BANK OF AMERICA CORP /DE/ | 1.3M | $24.8M | +30.1% | 0.769% | 0.00% |
| 18 | Advisors Capital Management, LLC | 1.2M | $23.1M | +3.2% | 0.714% | 0.27% |
| 19 | WELLS FARGO & COMPANY/MN | 1.0M | $20.0M | β | 0.620% | 0.00% |
| 20 | Bank of New York Mellon Corp | 1.0M | $19.7M | -2.8% | 0.611% | 0.00% |
| 21 | VANGUARD FIDUCIARY TRUST CO | 1.0M | $19.7M | β | 0.609% | 0.01% |
| 22 | MetLife Investment Management, LLC | 899K | $17.2M | -22.0% | 0.533% | 0.09% |
| 23 | CITADEL ADVISORS LLC | 775K | $14.8M | -33.1% | 0.459% | 0.01% |
| 24 | PRINCIPAL FINANCIAL GROUP INC | 771K | $14.8M | +2.6% | 0.457% | 0.01% |
| 25 | Rockefeller Capital Management L.P. | 729K | $14.0M | +2.4% | 0.432% | 0.02% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in BXMT β a direct measure of their conviction.
Filings activity in BXMT during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 330 | +0.3% | 64.64% | +1.61 pp | $2.00B | +2.6% |
| Q4 2025 | 329 | +5.4% | 63.03% | +2.63 pp | $1.95B | +4.3% |
| Q3 2025 | 312 | +0.3% | 60.40% | 5.87 pp | $1.87B | 8.8% |
| Q2 2025 | 311 | 4.0% | 66.27% | 2.30 pp | $2.05B | 3.4% |
| Q1 2025 | 324 | +2.9% | 68.57% | +4.66 pp | $2.12B | +7.3% |
| Q4 2024 | 315 | +0.6% | 63.91% | 2.36 pp | $1.98B | 3.6% |
| Q3 2024 | 313 | +2.6% | 66.27% | 17.29 pp | $2.05B | 21% |
| Q2 2024 | 305 | β | 83.56% | β | $2.59B | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying BXMT stock.
Based on Q1 2026 13F filings, institutional ownership of Blackstone Mortgage Trust, Inc. stands at 64.6%, held across 330 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of BXMT, with approximately 24,448,814 shares worth $0.47B as of Q1 2026.
Yes β 1 widely-followed marquee investor appear among the top 25 institutional holders of BXMT, including CITADEL ADVISORS LLC.
Our composite Smart Money Score for BXMT is 59 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
49 institutions opened new positions in BXMT during Q1 2026, while 48 fully exited. 175 added to existing positions and 95 trimmed.
BXMT institutional ownership rose by 1.61 percentage points quarter-over-quarter, with a net change of +1 holders.
The top 10 institutions account for 65.9% of all reported 13F value in BXMT, and the top 25 account for 83.1%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Blackstone Mortgage Trust, Inc. (BXMT) Institutional Ownership