NYSE · Holders
Digital Realty Trust (DLR) Institutional Ownership & Insider Trading History
Top DLR institutional shareholders, filing changes, and Form 4 insider activity with filters for buys, sales, option exercises, gifts, and tax withholding.
- Last confirmed price
- $180.16+0.78%
- Oct 12, 2026, 4:00 PM EDT · Prices may be delayed
Data dates
Prices as of Oct 12, 4:00 PM EDT · Fundamentals checked Oct 13, 7:04 AM EDT · Statement period ended Mar 31, 2026
Ownership read
DLR insider transaction activity: Net selling.
Blackrock Inc. is the largest institutional holder. 5 sales and 0 purchases appear in the recent Form 4 filings. Use the filters below to separate open-market activity from option exercises, gifts, awards, and tax withholding.
Insider flow
DLR
Directional bars ignore awards, gifts, conversions, and tax withholding rows.
Top holder
40.52M
Blackrock Inc.
Insider transaction activity
Net selling
$11.36M sold / $0.0000 bought
Observations shown
25
10 holder / 15 insider
- Holder rows
- 10
- Yahoo Finance · Filing dates shown per row
- Increased / initiated
- 7
- 2 decreased · provider-reported changes
- Insider rows
- 15
- Yahoo Finance · Filing dates shown per row
Percent outstanding uses the quote share count, market cap divided by the share price (351.41M shares). The holder feed's percentages used a different share count, so they are not the figures on this page.
Ownership concentration and transaction activity
- Top 10 reported holders
- 57.47% outstanding
- Changes with share-count history
- Prior-position data unavailable
- New / exited positions
- 0 / 0 explicitly reported
- Largest increase with share-count history
- Prior share counts unavailable
These changes cover the holders shown. A holder missing from this list may still own shares. Compare positions from the same reporting quarters.
Net shares sold: 65,059
Sale-code S shares minus purchase-code P shares in this sample. Includes disclosed plans and unknown plan status; excludes grants, gifts, exercises and withholding. This is activity, not sentiment.
- Purchase / sale; plan unknown: 5
- Grant: 6
- Other / unclassified: 4
Top 10 institutional holders
Digital Realty Trust (DLR) institutional ownership
Ranked by reported share count, with position changes and separate position and filing dates where ownership data supplies them.
| # | Institution | % held | Shares | Change % | Position / filing date |
|---|---|---|---|---|---|
| 1 | 11.5% | 40.52M | +2.58% | Position as of Jun 30, 2026Filing date unknown | |
| 2 | 8.58% | 30.16M | +2.32% | Position as of Jun 30, 2026Filing date unknown | |
| 3 | Cohen & Steers Inc. | 8.32% | 29.23M | +3.73% | Position as of Jun 30, 2026Filing date unknown |
| 4 | 6.34% | 22.29M | +2.78% | Position as of Jun 30, 2026Filing date unknown | |
| 5 | 5.93% | 20.84M | +2.57% | Position as of Jun 30, 2026Filing date unknown | |
| 6 | 5.49% | 19.29M | -12.30% | Position as of Jun 30, 2026Filing date unknown | |
| 7 | Blackstone Inc | 3.50% | 12.31M | +100.00% | Position as of Jun 30, 2026Filing date unknown |
| 8 | 2.78% | 9.76M | +3.41% | Position as of Jun 30, 2026Filing date unknown | |
| 9 | 2.54% | 8.94M | -5.59% | Position as of Jun 30, 2026Filing date unknown | |
| 10 | Apg Asset Management US Inc. | 2.45% | 8.62M | 0.00% | Position as of Jun 30, 2026Filing date unknown |
Recent insider transactions
Digital Realty Trust (DLR) Form 4 filings
Action codes are translated so open-market buys and sales are separate from awards, gifts, conversions, and tax withholding.
| # | Insider | % company | Action | Shares | Transaction date |
|---|---|---|---|---|---|
| 1 | PATTERSON MARK R Director | <0.01% | SaleOpen-market or direct sale reported on Form 4.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 200 | Aug 27, 2026 |
| 2 | MANDEVILLE JEAN F H P Director | <0.01% | Stock Award(Grant)Transaction code reported in the data source. Check the original Form 4 filing for details.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 1.29K | May 29, 2026 |
| 3 | KORNEGAY CHRISTINE BESEDA Officer | <0.01% | Stock Award(Grant)Transaction code reported in the data source. Check the original Form 4 filing for details.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 626 | Mar 13, 2026 |
| 4 | KORNEGAY CHRISTINE BESEDA Officer | <0.01% | Stock Award(Grant)Transaction code reported in the data source. Check the original Form 4 filing for details.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 1.13K | Dec 31, 2025 |
| 5 | PREUSSE MARY HOGAN Director | <0.01% | SaleOpen-market or direct sale reported on Form 4.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 4.17K | Dec 1, 2025 |
| 6 | PREUSSE MARY HOGAN Director | <0.01% | OtherTransaction code reported in the data source. Check the original Form 4 filing for details.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 4.17K | Nov 26, 2025 |
| 7 | POWER ANDREW P Chief Executive Officer | 0.02% | SaleOpen-market or direct sale reported on Form 4.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 58.00K | Sep 15, 2025 |
| 8 | POWER ANDREW P Chief Executive Officer | <0.01% | OtherTransaction code reported in the data source. Check the original Form 4 filing for details.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 4.73K | Sep 12, 2025 |
| 9 | MANDEVILLE JEAN F H P Director | <0.01% | Stock Award(Grant)Transaction code reported in the data source. Check the original Form 4 filing for details.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 1.30K | Jun 6, 2025 |
| 10 | PATTERSON MARK R Director | <0.01% | SaleOpen-market or direct sale reported on Form 4.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 175 | Jun 5, 2025 |
| 11 | KORNEGAY CHRISTINE BESEDA Officer | <0.01% | Stock Award(Grant)Transaction code reported in the data source. Check the original Form 4 filing for details.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 683 | Mar 14, 2025 |
| 12 | KORNEGAY CHRISTINE BESEDA Officer | <0.01% | Stock Award(Grant)Transaction code reported in the data source. Check the original Form 4 filing for details.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 986 | Dec 31, 2024 |
Frequently asked
Questions about this quote
Who are the largest DLR shareholders?
Blackrock Inc. is the largest reported institutional holder of DLR, with 40.52 million shares, or about 11.53% of shares outstanding.
What does the institutional filing activity show for DLR?
Digital Realty Trust has 10 institutional rows on file: 7 increased or initiated positions and 2 reduced them.
What insider transactions are available for DLR?
TECHi shows 15 dated DLR insider transactions through Aug 27, 2026, with transaction types kept separate so administrative actions are not presented as open-market trades.
Are DLR insiders buying or selling?
The displayed DLR activity reads Net selling: 5 sales and 0 purchases. Other transaction types remain separate.
Who is the most active reported DLR insider?
POWER ANDREW P has the largest absolute share movement in the displayed DLR filing rows, totaling 62,731 shares. The action labels provide the transaction context.
All data sources
Search the dated figures used for this view. Each entry identifies its units, reporting period and calculation status.
What this page answers
Check who owns the float and whether insiders are active.
Explore Institutional concentration, insider transaction pattern, and float context.
Keep in mind Filings are delayed or transactions are administrative rather than economic.
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