Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in CUBE held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 33.2M | $1.22B | -1.2% | 14.571% | 0.02% |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | 19.4M | $712.2M | — | 8.525% | 0.04% |
| 3 | STATE STREET CORP | 11.2M | $410.3M | -1.1% | 4.911% | 0.01% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 10.2M | $375.5M | — | 4.494% | 0.01% |
| 5 | FMR LLC | 7.4M | $271.3M | -8.0% | 3.248% | 0.01% |
| 6 | CANADA PENSION PLAN INVESTMENT BOARD | 7.3M | $266.3M | +358.9% | 3.187% | 0.17% |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | 4.8M | $174.3M | +0.9% | 2.086% | 0.01% |
| 8 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 3.6M | $131.5M | +5.1% | 1.574% | 0.02% |
| 9 | DIMENSIONAL FUND ADVISORS LP | 3.4M | $123.0M | +1.5% | 1.472% | 0.03% |
| 10 | NORTHERN TRUST CORP | 3.3M | $122.1M | +1.8% | 1.462% | 0.02% |
| 11 | MILLENNIUM MANAGEMENT LLC | 3.2M | $117.0M | +16.6% | 1.401% | 0.08% |
| 12 | Invesco Ltd. | 3.1M | $114.9M | -4.9% | 1.376% | 0.02% |
| 13 | CBRE CLARION SECURITIES LLC | 3.1M | $113.4M | -10.8% | 1.357% | 1.68% |
| 14 | DUFF & PHELPS INVESTMENT MANAGEMENT CO | 2.7M | $100.3M | +0.7% | 1.201% | 1.04% |
| 15 | Alyeska Investment Group, L.P. | 2.4M | $89.6M | -33.4% | 1.073% | 0.25% |
| 16 | ALLIANCEBERNSTEIN L.P. | 2.5M | $88.6M | +13.8% | 1.079% | 0.03% |
| 17 | AEW CAPITAL MANAGEMENT L P | 2.1M | $77.8M | +11319.4% | 0.931% | 5.64% |
| 18 | AQR CAPITAL MANAGEMENT LLC | 2.1M | $77.1M | +257.4% | 0.941% | 0.04% |
| 19 | Bank of New York Mellon Corp | 1.9M | $70.2M | -2.3% | 0.841% | 0.01% |
| 20 | TWO SIGMA INVESTMENTS, LP | 1.9M | $69.7M | +506.2% | 0.835% | 0.06% |
| 21 | DIAMOND HILL CAPITAL MANAGEMENT INC | 1.9M | $69.3M | -2.7% | 0.830% | 0.43% |
| 22 | Nuveen, LLC | 1.9M | $67.9M | +53.9% | 0.812% | 0.02% |
| 23 | MORGAN STANLEY | 1.7M | $62.0M | -18.4% | 0.742% | 0.00% |
| 24 | CITADEL ADVISORS LLC | 1.7M | $61.1M | -68.3% | 0.731% | 0.03% |
| 25 | CENTERSQUARE INVESTMENT MANAGEMENT LLC | 1.6M | $58.1M | — | 0.695% | 0.60% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in CUBE — a direct measure of their conviction.
Filings activity in CUBE during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 474 | +3.9% | 72.76% | 2.08 pp | $6.95B | 2.8% |
| Q4 2025 | 456 | 1.9% | 74.84% | 6.79 pp | $7.15B | 8.3% |
| Q3 2025 | 465 | +2.6% | 81.63% | 33.68 pp | $7.80B | 29% |
| Q2 2025 | 453 | +4.1% | 115.31% | +32.25 pp | $11.01B | +39% |
| Q1 2025 | 435 | 3.5% | 83.06% | 7.12 pp | $7.93B | 7.9% |
| Q4 2024 | 451 | +3.2% | 90.18% | 18.03 pp | $8.61B | 17% |
| Q3 2024 | 437 | +4.3% | 108.21% | +1.33 pp | $10.33B | +1.2% |
| Q2 2024 | 419 | — | 106.88% | — | $10.21B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying CUBE stock.
Based on Q1 2026 13F filings, institutional ownership of CubeSmart stands at 72.8%, held across 474 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of CUBE, with approximately 33,216,764 shares worth $1.22B as of Q1 2026.
Yes — 3 widely-followed marquee investors appear among the top 25 institutional holders of CUBE, including MILLENNIUM MANAGEMENT LLC, TWO SIGMA INVESTMENTS, LP, CITADEL ADVISORS LLC.
Our composite Smart Money Score for CUBE is 53 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
80 institutions opened new positions in CUBE during Q1 2026, while 62 fully exited. 268 added to existing positions and 124 trimmed.
CUBE institutional ownership fell by 2.08 percentage points quarter-over-quarter, with a net change of +18 holders.
The top 10 institutions account for 54.7% of all reported 13F value in CUBE, and the top 25 account for 72.5%.
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.
CubeSmart (CUBE) Institutional Ownership