Transactions
9
Insider / SmartStop Self Storage REIT, Inc.
Mueller David J
Director at SmartStop Self Storage REIT, Inc.
- Ticker
- SMA
- First filing on record
- March 17, 2026
- Latest trade on record
- October 16, 2026
- SEC filings
- EDGAR ↗
Mueller David J, Director at SmartStop Self Storage REIT, Inc., has disclosed 9 transactions in SMA since March 17, 2026: 0 purchases (0 open-market buys) and 8 sales, worth about $110K at the reported prices. The latest was filed October 19, 2026, 3 days after the trade.
Open-market buys
0
Sales
8
Avg. disclosure lag
1.2d
Trading in charts
Trade timeline
When does this person trade, how big, and in which direction? Every trade in the last 12 months.
Bought (above the line)Sold (below the line)Other transaction
In the last 12 months Mueller David J made no purchases and 8 sales worth $110K, plus 1 other transaction. Dot size is the dollar amount.
Portfolio mix
Which stocks does this person trade most? Tile size is dollars traded, all time on record.
Mueller David J has traded 1 stock on record; the largest by dollars is SMA.
Reporting lag
Does this person report on time? One bar per filing against the Form 4 deadline.
On timeLate
0 of 9 filings on record were reported after the Form 4 deadline (two business days, counted here as 4 calendar days).
What kind of transactions
Most Form 4 rows are pay arriving or tax being withheld, not a decision to buy or sell. Only code P is an open-market purchase and code S an open-market sale. What each code means: Form 4 transaction codes.
| Code | Meaning | Rows | Shares | Value |
|---|---|---|---|---|
| S | Open-market sale | 8 | 3,400 | $110K |
| A | Grant or award | 1 | 3,230 | — |
| Year | Rows | Bought | Sold |
|---|---|---|---|
| 2026 | 9 | 0 | 8 · $110K |
Transactions
| Security | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|
| SMA | Sell S | October 16, 2026 | October 19, 2026 | 3d | 425 | $34 | $14K | 10b5-1 plan | Form 4 ↗ | |
| SMA | Sell S | September 16, 2026 | September 17, 2026 | 1d | 425 | $32 | $14K | 10b5-1 plan | Form 4 ↗ | |
| SMA | Sell S | August 17, 2026 | August 18, 2026 | 1d | 425 | $34 | $14K | 10b5-1 plan | Form 4 ↗ | |
| SMA | Sell S | July 16, 2026 | July 16, 2026 | 0d | 425 | $33 | $14K | 10b5-1 plan | Form 4 ↗ | |
| SMA | Other A | June 23, 2026 | June 25, 2026 | 2d | 3,230 | — | — | derivative | Form 4 ↗ | |
| SMA | Sell S | June 16, 2026 | June 17, 2026 | 1d | 425 | $32 | $14K | 10b5-1 plan | Form 4 ↗ | |
| SMA | Sell S | May 18, 2026 | May 19, 2026 | 1d | 425 | $30 | $13K | 10b5-1 plan | Form 4 ↗ | |
| SMA | Sell S | April 16, 2026 | April 17, 2026 | 1d | 425 | $32 | $14K | Form 4 ↗ | ||
| SMA | Sell S | March 16, 2026 | March 17, 2026 | 1d | 425 | $33 | $14K | 10b5-1 plan | Form 4 ↗ |
Filings
| Filed | Form | Accession | Rows | Status | Source |
|---|---|---|---|---|---|
| October 19, 2026 | Form 4 | 0001672825-26-000009 | 1 | published | EDGAR ↗ |
| September 17, 2026 | Form 4 | 0001672825-26-000008 | 1 | published | EDGAR ↗ |
| August 18, 2026 | Form 4 | 0001672825-26-000007 | 1 | published | EDGAR ↗ |
| July 16, 2026 | Form 4 | 0001672825-26-000006 | 1 | published | EDGAR ↗ |
| June 25, 2026 | Form 4 | 0001672825-26-000005 | 1 | published | EDGAR ↗ |
| June 17, 2026 | Form 4 | 0001672825-26-000004 | 1 | published | EDGAR ↗ |
| May 19, 2026 | Form 4 | 0001672825-26-000003 | 1 | published | EDGAR ↗ |
| April 17, 2026 | Form 4 | 0001672825-26-000002 | 1 | published | EDGAR ↗ |
| March 17, 2026 | Form 4 | 0001672825-26-000001 | 1 | published | EDGAR ↗ |
Other insiders at SmartStop Self Storage REIT, Inc.
- Look Nicholas General Counsel and Secretary 4 rows
- Barry James R. CFO and Treasurer 3 rows
- Schwartz H. Michael CEO and President 3 rows
- Johnson Wayne Chief Investment Officer 2 rows
- Robinson Joseph H Chief Operations Officer 2 rows
- Terjung Michael O Chief Accounting Officer 2 rows
- Gotcheva Lora A. Director 1 row
- Morris Timothy S. Director 1 row
- Perry Harold Director 1 row
Everyone on file, with contracts and lobbying under the company's name: SmartStop Self Storage REIT, Inc..
Guides for this page
- What is SEC Form 4? Who files: officers, directors and owners of more than 10% of a class of the company's shares.
- Form 4 transaction codes P = purchase. S = sale. These are the two market trades.
- Insider buying vs insider selling Selling outweighs buying by a wide margin in normal times.
- Rule 10b5-1 trading plans The plan must be set up when the insider has no important non-public information.
- Options and derivatives on Form 4 Table I = shares. Table II = options and other derivatives.
Sources and method
| Source | Filings | Rows | First filed | Newest filed | Read the originals |
|---|---|---|---|---|---|
| SEC EDGAR, Form 4 | 9 | 9 | March 17, 2026 | October 19, 2026 | Form 4 list on EDGAR |
Site built October 27, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.
Every row comes from the reporting owner's Form 4 as filed with the SEC (EDGAR ownership XML), read daily. "Value" is shares × the reported price; code P is an open-market purchase, S a sale, M an option exercise, A a grant. The lag is the filing date minus the trade date; Form 4 is due within two business days. Amendments (4/A) are not merged. Details on the methodology page; report an error on corrections.
Not investment advice. Figures are public disclosures shown as filed; they may lag the trade and may be amended later. No recommendation is made or implied.