William David Robertson

CIK 1469949 · View on SEC EDGAR ↗

Insider

First SEC filing: March 2, 2012 · Latest: March 2, 2012

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 34 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

34 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
May 18, 2021 POR S 4,100 $49.43 $202,663 23,533 Direct -14.84% Disposed 2.5% (price as of 2026-08-19)
Aug. 8, 2018 POR S 4,380 $45.78 $200,516 16,024 Direct -21.47% Disposed 10.6% (price as of 2026-08-19)
Sept. 2, 2015 POR S 2,226 $33.69 $74,994 8,139 Direct -21.48% Disposed 50.3% (price as of 2026-08-19)
March 13, 2013 POR S 2,100 $29.82 $62,622 4,210 Direct -33.28% Disposed 69.8% (price as of 2026-08-19)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Initial ownership (Form 3) 1 holding

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
Aug. 7, 2009 POR Common Stock 1,310 Direct