Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in NSA held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 8.8M | $332.6M | +1.5% | 11.429% | 0.01% |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | 6.0M | $226.6M | — | 7.786% | 0.01% |
| 3 | STATE STREET CORP | 3.6M | $135.0M | -0.6% | 4.639% | 0.00% |
| 4 | CANADA PENSION PLAN INVESTMENT BOARD | 3.4M | $128.3M | +188.1% | 4.409% | 0.08% |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 3.1M | $117.5M | — | 4.038% | 0.00% |
| 6 | DEUTSCHE BANK AG\ | 2.8M | $107.0M | +265.0% | 3.677% | 0.04% |
| 7 | Vivaldi Asset Management, LLC | 1.8M | $68.5M | — | 2.353% | 3.60% |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | 1.5M | $56.3M | +3.4% | 1.932% | 0.00% |
| 9 | TWO SIGMA INVESTMENTS, LP | 1.4M | $53.7M | +2442.5% | 1.844% | 0.04% |
| 10 | JENNISON ASSOCIATES LLC | 1.3M | $48.1M | +30.6% | 1.653% | 0.03% |
| 11 | Magnetar Financial LLC | 1.2M | $46.4M | — | 1.593% | 0.47% |
| 12 | CITADEL ADVISORS LLC | 1.2M | $45.4M | -19.5% | 1.559% | 0.02% |
| 13 | Russell Investments Group, Ltd. | 1.2M | $45.3M | +203.7% | 1.558% | 0.05% |
| 14 | UBS Group AG | 1.2M | $44.6M | +34.4% | 1.533% | 0.01% |
| 15 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.2M | $43.6M | +5.6% | 1.499% | 0.01% |
| 16 | DIMENSIONAL FUND ADVISORS LP | 1.1M | $40.0M | +0.5% | 1.374% | 0.01% |
| 17 | MORGAN STANLEY | 1.0M | $37.8M | -5.1% | 1.300% | 0.00% |
| 18 | ALLIANCEBERNSTEIN L.P. | 1.3M | $37.2M | +157.5% | 1.712% | 0.01% |
| 19 | WELLINGTON MANAGEMENT GROUP LLP | 957K | $36.1M | +63.8% | 1.241% | 0.01% |
| 20 | CINCINNATI INSURANCE CO | 894K | $33.7M | 0.0% | 1.159% | 0.51% |
| 21 | GOLDMAN SACHS GROUP INC | 856K | $32.3M | +124.2% | 1.111% | 0.00% |
| 22 | BALYASNY ASSET MANAGEMENT LLC | 778K | $29.4M | -70.3% | 1.009% | 0.10% |
| 23 | Bank of New York Mellon Corp | 750K | $28.3M | +4.6% | 0.973% | 0.01% |
| 24 | NORTHERN TRUST CORP | 744K | $28.1M | +3.4% | 0.965% | 0.00% |
| 25 | MILLENNIUM MANAGEMENT LLC | 718K | $27.1M | +82.4% | 0.931% | 0.02% |
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 NSA — a direct measure of their conviction.
Filings activity in NSA 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 | 325 | +1.2% | 69.15% | +10.97 pp | $2.44B | +19% |
| Q4 2025 | 321 | +0.3% | 58.18% | 0.21 pp | $2.05B | 0.4% |
| Q3 2025 | 320 | 4.2% | 58.39% | 1.72 pp | $2.06B | 2.9% |
| Q2 2025 | 334 | +0.3% | 60.11% | 9.62 pp | $2.12B | 14% |
| Q1 2025 | 333 | 2.6% | 69.73% | +1.98 pp | $2.46B | +2.9% |
| Q4 2024 | 342 | +0.0% | 67.75% | 17.41 pp | $2.39B | 20% |
| Q3 2024 | 342 | 1.7% | 85.16% | +13.19 pp | $3.00B | +18% |
| Q2 2024 | 348 | — | 71.97% | — | $2.54B | — |
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 NSA stock.
Based on Q1 2026 13F filings, institutional ownership of National Storage Affiliates Trust stands at 69.2%, held across 325 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of NSA, with approximately 8,813,336 shares worth $0.33B as of Q1 2026.
Yes — 3 widely-followed marquee investors appear among the top 25 institutional holders of NSA, including TWO SIGMA INVESTMENTS, LP, CITADEL ADVISORS LLC, MILLENNIUM MANAGEMENT LLC.
Our composite Smart Money Score for NSA is 71 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
74 institutions opened new positions in NSA during Q1 2026, while 70 fully exited. 200 added to existing positions and 51 trimmed.
NSA institutional ownership rose by 10.97 percentage points quarter-over-quarter, with a net change of +4 holders.
The top 10 institutions account for 52.2% of all reported 13F value in NSA, and the top 25 account for 75.0%.
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.
National Storage Affiliates Trust (NSA) Institutional Ownership