PIEDMONT OFFICE REALTY TRU-A (PDM) Top Institutional Shareholders
PIEDMONT OFFICE REALTY TRU-A (PDM) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $630.94M in PDM holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of PDM tracked by InsiderSet, reporting ownership valued at approximately $99.02M in its March 31, 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 $131.58M, representing an estimated gain of +32.88% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 63% of the total disclosed PDM value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Vanguard Portfolio Management Llc, Vanguard Capital Management Llc, and several other long-term asset managers with concentrated positions in PIEDMONT OFFICE REALTY TRU-A (PDM).
This page ranks the largest institutional PDM 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
245
Total Reported Value
$630.94M
Largest Holder
Blackrock, Inc.
Largest Position
$99.02M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
128
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.00% | 15,071,609 | $99,020,470 | $131,575,147 | +$32,554,677 | +32.88% | |
| Vanguard Portfolio Management Llc | 0.00% | 12,487,149 | $82,040,569 | $109,012,811 | +$26,972,242 | +32.88% | |
| Vanguard Capital Management Llc | 0.00% | 5,648,873 | $37,113,096 | $49,314,661 | +$12,201,565 | +32.88% | |
| State Street Corp | 0.00% | 5,305,333 | $34,856,038 | $46,315,557 | +$11,459,519 | +32.88% | |
| Wilsey Asset Management Inc | 5.04% | 4,892,550 | $32,144,052 | $42,711,962 | +$10,567,910 | +32.88% | |
| Private Management Group Inc | 0.78% | 4,101,889 | $26,949,411 | $35,809,491 | +$8,860,080 | +32.88% | |
| Prudential Financial Inc | 0.03% | 3,502,063 | $23,008,554 | $30,573,010 | +$7,564,456 | +32.88% | |
| Centersquare Investment Management Llc | 0.24% | 3,479,473 | $22,860,138 | $30,375,799 | +$7,515,661 | +32.88% | |
| Geode Capital Management, Llc | 0.00% | 3,232,528 | $21,240,881 | $28,219,969 | +$6,979,088 | +32.86% | |
| Charles Schwab Investment Management Inc | 0.00% | 3,197,373 | $21,006,741 | $27,913,066 | +$6,906,325 | +32.88% | |
| Wellington Management Group Llp | 0.00% | 2,876,650 | $18,899,591 | $25,113,155 | +$6,213,564 | +32.88% | |
| Ameriprise Financial Inc | 0.00% | 2,271,113 | $14,905,971 | $19,826,816 | +$4,920,845 | +33.01% | |
| Systematic Financial Management Lp | 0.25% | 1,666,836 | $10,951,116 | $14,551,478 | +$3,600,362 | +32.88% | |
| Dimensional Fund Advisors Lp | 0.00% | 1,554,400 | $10,212,309 | $13,569,912 | +$3,357,603 | +32.88% | |
| Two Sigma Investments, Lp | 0.01% | 1,538,821 | $10,110,054 | $13,433,907 | +$3,323,853 | +32.88% | |
| Northern Trust Corp | 0.00% | 1,482,200 | $9,738,053 | $12,939,606 | +$3,201,553 | +32.88% | |
| Universal- Beteiligungs- Und Servicegesellschaft Mbh | 0.02% | 1,437,438 | $9,443,968 | $12,548,834 | +$3,104,866 | +32.88% | |
| Goldman Sachs Group Inc | 0.00% | 1,302,010 | $8,554,207 | $11,366,547 | +$2,812,340 | +32.88% | |
| Morgan Stanley | 0.00% | 1,038,178 | $6,820,839 | $9,063,294 | +$2,242,455 | +32.88% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.00% | 978,470 | $6,428,549 | $8,542,043 | +$2,113,494 | +32.88% | |
| Vanguard Fiduciary Trust Co | 0.00% | 811,187 | $5,329,499 | $7,081,663 | +$1,752,164 | +32.88% | |
| Clearbridge Investments, Llc | 0.00% | 776,838 | $5,103,829 | $6,781,796 | +$1,677,967 | +32.88% | |
| Cbre Investment Management Listed Real Assets Llc | 0.07% | 762,121 | $5,007,135 | $6,653,316 | +$1,646,181 | +32.88% | |
| Bank Of America Corp | 0.00% | 757,953 | $4,979,752 | $6,616,930 | +$1,637,178 | +32.88% | |
| Dc Investments Management, Llc | 1.87% | 744,654 | $4,892,377 | $6,500,829 | +$1,608,452 | +32.88% | |
| Massachusetts Financial Services Co | 0.00% | 686,590 | $4,510,896 | $5,993,931 | +$1,483,035 | +32.88% | |
| Balyasny Asset Management L.P. | 0.01% | 663,237 | $4,357,467 | $5,790,059 | +$1,432,592 | +32.88% | |
| Punch & Associates Investment Management, Inc. | 0.21% | 550,013 | $3,613,585 | $4,801,613 | +$1,188,028 | +32.88% | |
| Robeco Institutional Asset Management B.V. | 0.01% | 534,706 | $3,513,019 | $4,667,983 | +$1,154,964 | +32.88% | |
| Bank Of New York Mellon Corp | 0.00% | 475,748 | $3,125,665 | $4,153,280 | +$1,027,615 | +32.88% | |
| Legal & General Group Plc | 0.00% | 464,311 | $3,050,525 | $4,053,435 | +$1,002,910 | +32.88% | |
| Helix Partners Management Lp | 1.84% | 439,787 | $2,889,401 | $3,839,341 | +$949,940 | +32.88% | |
| Aqr Capital Management Llc | 0.00% | 436,163 | $2,865,589 | $3,807,703 | +$942,114 | +32.88% | |
| Nomura Asset Management International Inc. | 0.00% | 409,361 | $2,690,000 | $3,573,722 | +$883,722 | +32.85% | |
| Arrowstreet Capital, Limited Partnership | 0.00% | 393,532 | $2,585,505 | $3,435,534 | +$850,029 | +32.88% | |
| Wolverine Asset Management Llc | 0.04% | 381,656 | $2,507,480 | $3,331,857 | +$824,377 | +32.88% | |
| Ubs Group Ag | 0.00% | 377,644 | $2,481,121 | $3,296,832 | +$815,711 | +32.88% | |
| Macquarie Group Ltd | 0.01% | 332,246 | $2,182,856 | $2,900,508 | +$717,652 | +32.88% | |
| Invesco Ltd. | 0.00% | 328,417 | $2,157,699 | $2,867,080 | +$709,381 | +32.88% | |
| Nepsis Inc. | 0.70% | 319,406 | $2,098,497 | $2,788,414 | +$689,917 | +32.88% | |
| Nuveen, Llc | 0.00% | 287,744 | $1,890,478 | $2,512,005 | +$621,527 | +32.88% | |
| Swiss National Bank | 0.00% | 245,500 | $1,612,935 | $2,143,215 | +$530,280 | +32.88% | |
| Alliancebernstein L.P. | 0.00% | 177,366 | $1,479,232 | $1,548,405 | +$69,173 | +4.68% | |
| Hsbc Holdings Plc | 0.00% | 224,639 | $1,475,878 | $1,961,098 | +$485,220 | +32.88% | |
| Oversea-Chinese Banking Corp Ltd | 0.04% | 206,300 | $1,355,391 | $1,800,999 | +$445,608 | +32.88% | |
| Exoduspoint Capital Management, Lp | 0.01% | 201,838 | $1,326,076 | $1,762,046 | +$435,970 | +32.88% | |
| Fisher Asset Management, Llc | 0.00% | 196,868 | $1,293,421 | $1,718,658 | +$425,237 | +32.88% | |
| Nomura Asset Management Co Ltd | 0.00% | 191,500 | $1,258,155 | $1,671,795 | +$413,640 | +32.88% | |
| Asset Management One Co., Ltd. | 0.00% | 185,019 | $1,215,575 | $1,615,216 | +$399,641 | +32.88% | |
| Rhumbline Advisers | 0.00% | 178,031 | $1,169,651 | $1,554,211 | +$384,560 | +32.88% |
Frequently asked questions about PDM
Who owns the most PDM stock?
The largest holders of PDM 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 PIEDMONT OFFICE REALTY TRU-A (PDM).
Is PDM widely held by superinvestors?
Many widely followed stocks like PDM appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly PDM 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.