MarketPeel
Insider Trading Intelligence
BL

Barbara B. Lang

PDM
DIRECTOR · PIEDMONT REALTY TRUST, INC. · CIK 0001601268
FILING MIX · LIFETIME56%/44%
BUYS
15
SELLS
12
TOTAL VALUE
$157.1K
COMPANIES
1
ACTIVE SINCE
May 2020
HOLDINGS NOW
0
AVG SELL PX
$8.26
TRADE KIND
SHOWING 27 / 27
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
2 backtested trades · 8 horizons
Forward-return performance of every backtestable P/S trade by Barbara B. Lang, measured at 8 horizons from 7 days to 2 years. Deduped per economic event so co-filings count once. Excess return = trade return minus SPY return over the same window.
HORIZONTRADESWIN RATEINSIDER RETURNSPY RETURNMEAN EXCESSMEDIAN EXCESST-STAT
7d2+0.00%-5.77%+1.14%-6.90%-6.90%
14d2+50.00%-1.54%+2.25%-3.79%-3.79%
30d2+0.00%-2.85%+6.66%-9.51%-9.51%
60d2+0.00%-4.63%+8.49%-13.11%-13.11%
90d2+50.00%-5.22%+9.94%-15.16%-15.16%
180d2+0.00%-21.40%+13.37%-34.77%-34.77%
1y2+0.00%-28.64%+27.22%-55.86%-55.86%
2y2+50.00%+0.73%+56.46%-55.73%-55.73%
How to read this: Insider Returnis the average raw return of the filer's trades over the horizon. SPY Return is what SPY did over those same windows — reference only, not a comparison. The headline alpha number is Mean Excess = Insider − SPY; green means the filer beat SPY, red means they trailed it. Win rate is the share of individual trades where the filer beat SPY. T-statvalues above 2 mean the alpha is unlikely to be chance given the sample size. "Pending" counts trades where the horizon hasn't elapsed yet; their stats are not included in the row average.
Holdings over time
PDM · 0 shares · as of May 12, 2026
016,60233,20449,80666,408202120222023202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2020
2020
2020
2021
2021
2021
2021
2022
2022
2022
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
2026
FLOW · 15 buys / 12 sellsCOVERAGE · 25 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
PDM
PIEDMONT REALTY TRUST, INC.
PURCHASEGRANT
Stock grant
12,88312,883May 12, 2026May 13, 2026View →
PDM
PIEDMONT REALTY TRUST, INC.
PURCHASE
15,21766,408May 12, 2026May 13, 2026View →
PDM
PIEDMONT REALTY TRUST, INC.
SALE
4,566$8.15$37.2K61,842May 12, 2026May 13, 2026View →
PDM
PIEDMONT REALTY TRUST, INC.
SALE
15,2170May 12, 2026May 13, 2026View →
PDM
PIEDMONT REALTY TRUST, INC.
PURCHASEGRANT
Stock grant
15,21715,217May 15, 2025May 16, 2025View →
PDM
PIEDMONT REALTY TRUST, INC.
SALE
4,317$6.71$29.0K51,191May 7, 2025May 8, 2025View →
PDM
PIEDMONT REALTY TRUST, INC.
SALE
14,3880May 7, 2025May 8, 2025View →
PDM
PIEDMONT REALTY TRUST, INC.
PURCHASE
14,38855,508May 7, 2025May 8, 2025View →
PDM
PIEDMONT REALTY TRUST, INC.
SALE
4,566$6.95$31.7K41,120May 7, 2024May 8, 2024View →
PDM
PIEDMONT REALTY TRUST, INC.
PURCHASE
15,22045,686May 7, 2024May 8, 2024View →
PDM
PIEDMONT REALTY TRUST, INC.
PURCHASEGRANT
Stock grant
14,38814,388May 7, 2024May 8, 2024View →
PDM
PIEDMONT REALTY TRUST, INC.
SALE
15,2200May 7, 2024May 8, 2024View →
PDM
PIEDMONT REALTY TRUST, INC.
SALE
6,8390May 10, 2023May 12, 2023View →
PDM
PIEDMONT REALTY TRUST, INC.
PURCHASEGRANT
Stock grant
15,22015,220May 10, 2023May 12, 2023View →
PDM
PIEDMONT REALTY TRUST, INC.
SALE
2,052$6.57$13.5K30,466May 10, 2023May 12, 2023View →
PDM
PIEDMONT REALTY TRUST, INC.
PURCHASE
6,83932,518May 10, 2023May 12, 2023View →
PDM
PIEDMONT REALTY TRUST, INC.
PURCHASE
348$7.15$2.5K25,679Mar 20, 2023Mar 20, 2023View →
PDM
PIEDMONT REALTY TRUST, INC.
PURCHASE
325$10.24$3.3K25,331Sep 30, 2022Oct 3, 2022View →
PDM
PIEDMONT REALTY TRUST, INC.
PURCHASEGRANT
Stock grant
6,8396,839May 11, 2022May 12, 2022View →
PDM
PIEDMONT REALTY TRUST, INC.
PURCHASE
5,01126,510May 11, 2022May 12, 2022View →
PDM
PIEDMONT REALTY TRUST, INC.
SALE
5,0110May 11, 2022May 12, 2022View →
PDM
PIEDMONT REALTY TRUST, INC.
SALE
1,504$14.62$22.0K25,006May 11, 2022May 12, 2022View →
PDM
PIEDMONT REALTY TRUST, INC.
PURCHASEGRANT
Stock grant
5,0115,011May 11, 2021May 12, 2021View →
PDM
PIEDMONT REALTY TRUST, INC.
PURCHASE
6,54021,499May 11, 2021May 12, 2021View →
PDM
PIEDMONT REALTY TRUST, INC.
SALE
6,5400May 11, 2021May 12, 2021View →
PDM
PIEDMONT REALTY TRUST, INC.
PURCHASEGRANT
Stock grant
6,5406,540May 13, 2020May 14, 2020View →
PDM
PIEDMONT REALTY TRUST, INC.
SALE
1,299$13.76$17.9K14,959May 13, 2020May 14, 2020View →
Other insiders · PDM
Loading peer insiders…
About this filer
CIK 0001601268
ROLE
Director
PRIMARY
PDM
COMPANIES
1
ACTIVE SINCE
May 2020
MARKETPEEL · /INSIDER/0001601268DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
FREE · DAILY · 6 AM ET

One short email. Insider buys, congressional trades, and plain-English analysis.

Feedback