SmartStop Self Storage REIT, Inc.
SMA- Exchange
- NYSE
- Industry
- Real Estate Investment Trusts
- SEC CIK
- 0001585389
In the last 90 days, SmartStop Self Storage REIT, Inc. insiders filed 0 open-market purchases and 4 sales; 261 institutions reported holding it in 13F filings for Q2 2026, worth $1.67B in total; no superinvestor holds it.
Holders of 5% or more of SMA
Holders whose latest Schedule 13D or 13G filing reports 5% or more of SmartStop Self Storage REIT, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Price T Rowe Associates Inc | 13G/A | 9.20%5.07M shares | −5.80 ppfrom 15.00% | May 7, 20253 filings | Dec 5, 2025 | SEC |
| BlackRock, Inc. | 13G | 7.50%2.34M shares | New | Jul 17, 20251 filing | Jul 17, 2025 | SEC |
| Deutsche Bank AG | 13G | 6.70%2.07M shares | New | Aug 14, 20251 filing | Aug 14, 2025 | SEC |
| BlackRock Portfolio Management LLC | 13G | 5.70%1.78M shares | New | Jul 15, 20251 filing | Jul 15, 2025 | SEC |
| Prudential Financial Inc | 13G | 5.10%2.82M shares | −6.10 ppfrom 11.20% | Aug 6, 20253 filings | Dec 5, 2025 | SEC |
| Vanguard Group Inc | 13G | 5.04%1.57M shares | New | Jul 29, 20251 filing | Jul 29, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
14 Schedule 13D and 13G filings on SmartStop Self Storage REIT, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Dec 5, 20252:09 PM ET | Prudential Financial Inc | 13G | 5.10%2.82M shares | −6.10 ppfrom 11.20% | Nov 30, 2025 | SEC |
| Dec 5, 202512:52 PM ET | Price T Rowe Associates Inc | 13G/A | 9.20%5.07M shares | −5.80 ppfrom 15.00% | Nov 30, 2025 | SEC |
| Aug 14, 20254:41 PM ET | Deutsche Bank AGand 2 others | 13G | 6.70%2.07M shares | New | Jun 30, 2025 | SEC |
| Aug 14, 20251:07 PM ET | Price T Rowe Associates Inc | 13G/A | 15.00%4.64M shares | +2.00 ppfrom 13.00% | Jun 30, 2025 | SEC |
| Aug 6, 20253:21 PM ET | Prudential Financial Inc | 13G/A | 11.20%3.47M shares | +1.40 ppfrom 9.80% | Jul 31, 2025 | SEC |
| Aug 6, 202511:11 AM ET | Prudential Financial Inc | 13G | 9.80%3.06M shares | New | Jun 30, 2025 | SEC |
| Jul 29, 20252:32 PM ET | Vanguard Group Inc | 13G | 5.04%1.57M shares | New | Jun 30, 2025 | SEC |
| Jul 17, 20258:12 PM ET | BlackRock, Inc. | 13G | 7.50%2.34M shares | New | Jun 30, 2025 | SEC |
| Jul 15, 20255:12 PM ET | BlackRock Portfolio Management LLC | 13G | 5.70%1.78M shares | New | Jun 30, 2025 | SEC |
| Jul 14, 20254:00 PM ET | Millennium Management LLCand 2 others | 13G/A | 1.20%369.4K shares | −3.90 ppfrom 5.10%Below 5% | Jun 30, 2025 | SEC |
| May 27, 20254:18 PM ET | Millennium Management LLCand 2 others | 13G | 5.10%1.58M shares | New | May 22, 2025 | SEC |
| May 13, 20254:34 PM ET | Extra Space Storage Inc.and 2 others | 13G/A | 0.00%0 shares | –Below 5% | Apr 4, 2025 | SEC |
| May 7, 202510:36 AM ET | Price T Rowe Associates Inc | 13G | 13.00%4.05M shares | New | Apr 30, 2025 | SEC |
| Apr 7, 20258:22 PM ET | Schwartz H. Michael | 13D/A | 4.80%2.83M shares | –Below 5% | Apr 3, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell SmartStop Self Storage REIT, Inc. shares.
No Form 144 notices for SmartStop Self Storage REIT, Inc. are on file.