Position in IRM
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$1,511,672
+$1,316,159 QoQ
Shares Held
14,800
+527.9% QoQ
Ownership
0.005%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2020
6 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in IRM Over Time
Shares Held
Position Value (USD)
Position in REIT - Specialty
Real Estate · as of Mar 31, 2026SIMPLEX TRADING, LLC holds $15,352,557 across 11 REIT - Specialty names. IRM ranks #5 (9.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | AMT |
American Tower Corp /Ma/
|
23,508 | $4,057,010 | |
| 2 | EQIX |
Equinix Inc
|
3,279 | $3,214,206 | |
| 3 | UNIT |
Uniti Group Inc.
|
231,966 | $2,175,841 | |
| 4 | CCI |
Crown Castle Inc.
|
21,302 | $1,732,065 | |
| 5 | IRM |
Iron Mountain Inc
This page
|
14,800 | $1,511,672 | |
| 6 | SBAC |
Sba Communications Corp
|
6,747 | $1,161,226 | |
| 7 | RYN |
Rayonier Inc
|
54,085 | $1,115,232 | |
| 8 | WY |
Weyerhaeuser Co
|
9,128 | $222,997 |
All Filings in IRM
Export CSV
6 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,511,672 | 14,800 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $195,513 | 2,357 | Shares | Sole | 2026-02-11 | |
| 2022-12-31 | $1,577,154 | 31,638 | Shares | Sole | 2023-02-02 | |
| 2022-03-31 | $145,894 | 2,633 | Shares | Sole | 2022-05-02 | |
| 2021-12-31 | $541,667 | 10,351 | Shares | Sole | 2022-02-23 | |
| 2020-09-30 | $2,679 | 100 | Shares | Sole | 2020-10-14 | |
| No filing history on record for this holder in this stock. | ||||||