NATIONAL STORAGE AFFILIATES (NSA) Institutional Shareholders
NATIONAL STORAGE AFFILIATES (NSA) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $3.07B in NSA holdings during the latest filing period.
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 55% 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
326
Total Reported Value
$3.07B
Largest Holder
Blackrock, Inc.
Largest Position
$403.13M
Insider Transactions (90d)
25
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% | |
| Cincinnati Insurance Co | 0.35% | 543,352 | $24,162,863 | $23,586,910 | -$575,953 | -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% | |
| Leeward Investments, Llc - Ma | 0.78% | 384,974 | $17,119,794 | $16,711,721 | -$408,073 | -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% |
Frequently asked questions about NSA
Who owns the most NSA stock?
The largest holders of NSA are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for NATIONAL STORAGE AFFILIATES (NSA).
Is NSA widely held by superinvestors?
Many widely followed stocks like NSA appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly NSA is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.