NSA Institutional Ownership & Shareholders
NATIONAL STORAGE AFFILIATES (NSA) is currently held by 243 institutional investors tracked by InsiderSet, with a combined reported market value of approximately $2.99B based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of NSA tracked by InsiderSet, reporting ownership valued at approximately $403.13M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $393.52M, representing an estimated loss of -2.38% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 56% of the total disclosed NSA value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Vanguard Portfolio Management Llc, Cohen & Steers, Inc., and several other long-term asset managers with concentrated positions in NATIONAL STORAGE AFFILIATES (NSA).
This page ranks the largest institutional NSA shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
243
Total Reported Value
$2.99B
Largest Holder
Blackrock, Inc.
Largest Position
$403.13M
Insider Transactions (90d)
0
Latest Filing Quarter
Q2 2026
New Institutional Positions
47
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.01% | 9,065,116 | $403,125,733 | $393,516,686 | -$9,609,047 | -2.38% | |
| Vanguard Portfolio Management Llc | 0.01% | 6,153,018 | $273,624,710 | $267,102,511 | -$6,522,199 | -2.38% | |
| Cohen & Steers, Inc. | 0.34% | 4,788,045 | $212,925,000 | $207,849,033 | -$5,075,967 | -2.38% | |
| Deutsche Bank Ag\ | 0.05% | 3,687,549 | $163,985,304 | $160,076,502 | -$3,908,802 | -2.38% | |
| State Street Corp | 0.00% | 3,548,610 | $157,806,687 | $154,045,160 | -$3,761,527 | -2.38% | |
| Vanguard Capital Management Llc | 0.00% | 3,276,941 | $145,725,566 | $142,252,009 | -$3,473,557 | -2.38% | |
| Canada Pension Plan Investment Board | 0.07% | 2,943,850 | $130,913,010 | $127,792,528 | -$3,120,482 | -2.38% | |
| Geode Capital Management, Llc | 0.00% | 1,500,096 | $66,724,281 | $65,119,167 | -$1,605,114 | -2.41% | |
| Russell Investments Group, Ltd. | 0.05% | 1,394,899 | $62,031,191 | $60,552,566 | -$1,478,625 | -2.38% | |
| Goldman Sachs Group Inc | 0.01% | 1,335,702 | $59,398,686 | $57,982,824 | -$1,415,862 | -2.38% | |
| Magnetar Financial Llc | 0.50% | 1,236,534 | $54,988,667 | $53,677,941 | -$1,310,726 | -2.38% | |
| Charles Schwab Investment Management Inc | 0.01% | 1,196,295 | $53,199,239 | $51,931,166 | -$1,268,073 | -2.38% | |
| Ubs Group Ag | 0.01% | 1,158,260 | $51,507,822 | $50,280,067 | -$1,227,755 | -2.38% | |
| Morgan Stanley | 0.00% | 1,098,778 | $48,862,747 | $47,697,953 | -$1,164,794 | -2.38% | |
| Alliancebernstein L.P. | 0.02% | 1,261,768 | $47,619,124 | $54,773,349 | +$7,154,225 | +15.02% | |
| Dimensional Fund Advisors Lp | 0.01% | 1,057,084 | $47,011,408 | $45,888,016 | -$1,123,392 | -2.39% | |
| Millennium Management Llc | 0.03% | 1,041,035 | $46,294,826 | $45,191,329 | -$1,103,497 | -2.38% | |
| Quantinno Capital Management Lp | 0.05% | 926,269 | $41,191,208 | $40,209,337 | -$981,871 | -2.38% | |
| Aqr Arbitrage Llc | 0.58% | 923,781 | $41,043,590 | $40,101,333 | -$942,257 | -2.30% | |
| Citadel Advisors Llc | 0.02% | 877,701 | $39,031,363 | $38,101,000 | -$930,363 | -2.38% | |
| Wellington Management Group Llp | 0.01% | 811,892 | $36,104,837 | $35,244,232 | -$860,605 | -2.38% | |
| Citigroup Inc | 0.02% | 784,060 | $34,867,149 | $34,036,045 | -$831,104 | -2.38% | |
| Northern Trust Corp | 0.00% | 783,152 | $34,826,770 | $33,996,628 | -$830,142 | -2.38% | |
| Universal- Beteiligungs- Und Servicegesellschaft Mbh | 0.05% | 763,567 | $33,955,825 | $33,146,443 | -$809,382 | -2.38% | |
| Jpmorgan Chase & Co | 0.00% | 726,989 | $33,117,654 | $31,558,592 | -$1,559,062 | -4.71% | |
| Bank Of New York Mellon Corp | 0.01% | 730,134 | $32,469,061 | $31,695,117 | -$773,944 | -2.38% | |
| Water Island Capital Llc | 3.43% | 728,454 | $32,394,350 | $31,622,188 | -$772,162 | -2.38% | |
| Jennison Associates Llc | 0.02% | 568,448 | $25,278,885 | $24,676,328 | -$602,557 | -2.38% | |
| Norges Bank | 0.00% | 568,000 | $25,258,960 | $24,656,880 | -$602,080 | -2.38% | |
| Fuller & Thaler Asset Management, Inc. | 0.07% | 538,791 | $23,960,051 | $23,388,917 | -$571,134 | -2.38% | |
| Arrowstreet Capital, Limited Partnership | 0.01% | 476,655 | $21,196,848 | $20,691,594 | -$505,254 | -2.38% | |
| Alpine Associates Management Inc. | 1.32% | 473,739 | $21,067,172 | $20,565,010 | -$502,162 | -2.38% | |
| Lpl Financial Llc | 0.00% | 468,286 | $20,824,676 | $20,328,295 | -$496,381 | -2.38% | |
| Vanguard Fiduciary Trust Co | 0.00% | 452,808 | $20,136,372 | $19,656,395 | -$479,977 | -2.38% | |
| Gotham Asset Management, Llc | 0.05% | 443,426 | $19,719,154 | $19,249,123 | -$470,031 | -2.38% | |
| Invesco Ltd. | 0.00% | 435,981 | $19,388,075 | $18,925,935 | -$462,140 | -2.38% | |
| Two Sigma Investments, Lp | 0.01% | 427,945 | $19,030,714 | $18,577,092 | -$453,622 | -2.38% | |
| Tudor Investment Corp Et Al | 0.07% | 366,729 | $16,308,439 | $15,919,706 | -$388,733 | -2.38% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.00% | 430,316 | $16,240,127 | $18,680,018 | +$2,439,891 | +15.02% | |
| Jane Street Group, Llc | 0.01% | 359,523 | $15,987,987 | $15,606,893 | -$381,094 | -2.38% | |
| Legal & General Group Plc | 0.00% | 354,438 | $15,761,860 | $15,386,154 | -$375,706 | -2.38% | |
| Polar Asset Management Partners Inc. | 0.26% | 317,333 | $14,111,799 | $13,775,426 | -$336,373 | -2.38% | |
| Bank Of America Corp | 0.00% | 271,501 | $12,073,650 | $11,785,858 | -$287,792 | -2.38% | |
| Royal Bank Of Canada | 0.00% | 231,860 | $10,312,000 | $10,065,043 | -$246,957 | -2.39% | |
| Natixis | 0.04% | 205,340 | $9,131,470 | $8,913,809 | -$217,661 | -2.38% | |
| Lighthouse Investment Partners, Llc | 0.28% | 200,000 | $8,894,000 | $8,682,000 | -$212,000 | -2.38% | |
| Rhumbline Advisers | 0.01% | 188,892 | $8,399,993 | $8,199,802 | -$200,191 | -2.38% | |
| Apg Asset Management Us Inc. | 0.05% | 172,054 | $7,778,561 | $7,468,864 | -$309,697 | -3.98% | |
| Raymond James Financial Inc | 0.00% | 173,907 | $7,733,638 | $7,549,303 | -$184,335 | -2.38% | |
| Canada Life Assurance Co | 0.01% | 167,294 | $7,437,000 | $7,262,233 | -$174,767 | -2.35% |
Frequently asked questions about NSA
Who are the largest institutional holders of NSA?
The largest institutional holders of NSA reported in the latest SEC Form 13F filings include Blackrock, Inc., Vanguard Portfolio Management Llc, Cohen & Steers, Inc., Deutsche Bank Ag\, and State Street Corp. InsiderSet ranks institutional holders by their latest reported NSA position.
What is NSA institutional ownership?
This page tracks NSA positions reported by institutional investment managers through SEC Form 13F. NATIONAL STORAGE AFFILIATES (NSA) institutional ownership on InsiderSet reflects disclosed 13F holdings among the managers we analyze, not every shareholder of the stock.
How many institutions own NSA?
InsiderSet currently tracks 243 institutional managers reporting NSA holdings in the latest available 13F data. This count reflects institutions included in the SEC Form 13F filings analyzed by InsiderSet and should not be interpreted as the total number of NSA shareholders.
How much NSA stock do institutions own?
Institutional investment managers disclosed approximately $2.99B in NSA holdings for Q2 2026. This figure is reported 13F value as of the filing period, not necessarily today's market value.
When was NSA institutional ownership last updated?
The latest NSA institutional ownership data on InsiderSet is based on SEC Form 13F filings for the quarter ended June 30, 2026. Form 13F filings are generally reported after the quarter ends, so the holdings shown represent the latest publicly disclosed positions rather than real-time institutional holdings.
Are institutional NSA holdings real-time?
No. Form 13F data is not real-time. It represents positions reported by institutional investment managers as of the end of the reporting quarter. An institution may have changed its NSA position after the reporting date.
Are institutions buying or selling NSA?
Institutional buying and selling can be analyzed by comparing NSA positions across consecutive 13F reporting periods. InsiderSet's NSA Ownership Changes page shows institutions that increased, reduced, initiated, or exited positions based on reported 13F holdings. View NSA ownership changes.
How has NSA institutional ownership changed over time?
InsiderSet tracks NSA institutional holdings across multiple 13F reporting periods, allowing investors to compare institutional holder counts, reported value, and reported shares over time.