David R Helwig
CIK 1289476 · View on SEC EDGAR ↗
Insider
First SEC filing: Aug. 31, 2007 · Latest: Aug. 31, 2007
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 28 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
28 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 15, 2008 | PWR | S | 12,367 | $29.90 | $369,773 | 0 Direct | -100.00% | Disposed | 2143.7% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 7,900 | $29.89 | $236,131 | 12,367 Direct | -38.98% | Disposed | 2144.5% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 400 | $29.88 | $11,952 | 20,267 Direct | -1.94% | Disposed | 2145.2% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 500 | $29.87 | $14,935 | 20,667 Direct | -2.36% | Disposed | 2146.0% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 400 | $29.86 | $11,944 | 21,167 Direct | -1.85% | Disposed | 2146.7% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 17,200 | $29.85 | $513,420 | 21,567 Direct | -44.37% | Disposed | 2147.5% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 500 | $29.84 | $14,920 | 38,767 Direct | -1.27% | Disposed | 2148.2% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 4,200 | $29.83 | $125,286 | 39,267 Direct | -9.66% | Disposed | 2149.0% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 400 | $29.82 | $11,928 | 43,467 Direct | -0.91% | Disposed | 2149.7% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 800 | $29.81 | $23,848 | 43,867 Direct | -1.79% | Disposed | 2150.5% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 17,500 | $29.80 | $521,500 | 44,667 Direct | -28.15% | Disposed | 2151.3% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 400 | $29.79 | $11,916 | 62,167 Direct | -0.64% | Disposed | 2152.0% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 300 | $29.78 | $8,934 | 62,567 Direct | -0.48% | Disposed | 2152.8% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 600 | $29.77 | $17,862 | 62,867 Direct | -0.95% | Disposed | 2153.5% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 1,200 | $29.76 | $35,712 | 63,467 Direct | -1.86% | Disposed | 2154.3% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 17,800 | $29.75 | $529,550 | 64,667 Direct | -21.58% | Disposed | 2155.0% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 4,100 | $29.74 | $121,934 | 82,467 Direct | -4.74% | Disposed | 2155.8% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 2,300 | $29.73 | $68,379 | 86,567 Direct | -2.59% | Disposed | 2156.6% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 2,600 | $29.72 | $77,272 | 88,867 Direct | -2.84% | Disposed | 2157.3% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 3,500 | $29.71 | $103,985 | 91,467 Direct | -3.69% | Disposed | 2158.1% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 7,100 | $29.70 | $210,870 | 94,967 Direct | -6.96% | Disposed | 2158.8% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 1,200 | $29.66 | $35,592 | 102,067 Direct | -1.16% | Disposed | 2161.9% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 8,800 | $29.65 | $260,920 | 103,267 Direct | -7.85% | Disposed | 2162.6% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 100 | $29.64 | $2,964 | 112,067 Direct | -0.09% | Disposed | 2163.4% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 400 | $29.63 | $11,852 | 112,167 Direct | -0.36% | Disposed | 2164.2% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 2,500 | $29.62 | $74,050 | 112,567 Direct | -2.17% | Disposed | 2164.9% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 700 | $29.61 | $20,727 | 115,067 Direct | -0.60% | Disposed | 2165.7% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 27,292 | $29.60 | $807,843 | 115,767 Direct | -19.08% | Disposed | 2166.5% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 2,758 | $29.52 | $81,416 | 0 Direct | -100.00% | Disposed | 2172.6% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 35,908 | $29.60 | $1,062,877 | 0 Direct | -100.00% | Disposed | 2166.5% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 3,000 | $29.59 | $88,770 | 35,908 Direct | -7.71% | Disposed | 2167.2% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 4,600 | $29.58 | $136,068 | 38,908 Direct | -10.57% | Disposed | 2168.0% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 700 | $29.57 | $20,699 | 43,508 Direct | -1.58% | Disposed | 2168.8% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 300 | $29.56 | $8,868 | 44,208 Direct | -0.67% | Disposed | 2169.5% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 15,100 | $29.55 | $446,205 | 44,508 Direct | -25.33% | Disposed | 2170.3% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 300 | $29.54 | $8,862 | 59,608 Direct | -0.50% | Disposed | 2171.1% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 600 | $29.53 | $17,718 | 59,908 Direct | -0.99% | Disposed | 2171.8% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 642 | $29.52 | $18,952 | 60,508 Direct | -1.05% | Disposed | 2172.6% (price as of 2026-08-20) |
| May 15, 2008 | PWR | S | 20,100 | $29.50 | $592,950 | 2,758 Direct | -87.93% | Disposed | 2174.2% (price as of 2026-08-20) |
| May 7, 2008 | PWR | S 10b5-1 | 1,597 | $28.50 | $45,514 | 0 Direct | -100.00% | Disposed | 2253.9% (price as of 2026-08-20) |
| May 7, 2008 | PWR | S 10b5-1 | 8,349 | $28.50 | $237,946 | 1,597 Direct | -83.94% | Disposed | 2253.9% (price as of 2026-08-20) |
| May 7, 2008 | PWR | S 10b5-1 | 8,349 | $28.50 | $237,946 | 9,946 Direct | -45.64% | Disposed | 2253.9% (price as of 2026-08-20) |
| May 7, 2008 | PWR | S 10b5-1 | 8,349 | $28.50 | $237,946 | 18,295 Direct | -31.34% | Disposed | 2253.9% (price as of 2026-08-20) |
| May 7, 2008 | PWR | S 10b5-1 | 6,752 | $28.50 | $192,432 | 26,644 Direct | -20.22% | Disposed | 2253.9% (price as of 2026-08-20) |
| May 7, 2008 | PWR | S 10b5-1 | 1,597 | $28.50 | $45,514 | 0 Direct | -100.00% | Disposed | 2253.9% (price as of 2026-08-20) |
| May 7, 2008 | PWR | S 10b5-1 | 8,349 | $28.50 | $237,946 | 1,597 Direct | -83.94% | Disposed | 2253.9% (price as of 2026-08-20) |
| May 7, 2008 | PWR | S 10b5-1 | 8,349 | $28.50 | $237,946 | 9,946 Direct | -45.64% | Disposed | 2253.9% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 1,900 | $26.55 | $50,445 | 0 Direct | -100.00% | Disposed | 2426.8% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 400 | $26.52 | $10,608 | 1,900 Direct | -17.39% | Disposed | 2429.7% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 100 | $26.51 | $2,651 | 2,300 Direct | -4.17% | Disposed | 2430.6% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 200 | $26.50 | $5,300 | 2,400 Direct | -7.69% | Disposed | 2431.6% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 1,300 | $26.49 | $34,437 | 2,600 Direct | -33.33% | Disposed | 2432.6% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 1,000 | $26.43 | $26,430 | 3,900 Direct | -20.41% | Disposed | 2438.3% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 1,000 | $26.42 | $26,420 | 4,900 Direct | -16.95% | Disposed | 2439.3% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 800 | $26.42 | $21,136 | 5,900 Direct | -11.94% | Disposed | 2439.3% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 600 | $26.41 | $15,846 | 6,700 Direct | -8.22% | Disposed | 2440.2% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 1,200 | $26.40 | $31,680 | 7,300 Direct | -14.12% | Disposed | 2441.2% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 1,000 | $26.39 | $26,390 | 8,500 Direct | -10.53% | Disposed | 2442.2% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 1,000 | $26.39 | $26,390 | 9,500 Direct | -9.52% | Disposed | 2442.2% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 1,000 | $26.34 | $26,340 | 10,500 Direct | -8.70% | Disposed | 2447.0% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 1,000 | $26.34 | $26,340 | 11,500 Direct | -8.00% | Disposed | 2447.0% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 1,200 | $26.33 | $31,596 | 12,500 Direct | -8.76% | Disposed | 2447.9% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 1,200 | $26.32 | $31,584 | 13,700 Direct | -8.05% | Disposed | 2448.9% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 1,000 | $26.30 | $26,300 | 14,900 Direct | -6.29% | Disposed | 2450.9% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 200 | $26.30 | $5,260 | 15,900 Direct | -1.24% | Disposed | 2450.9% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 500 | $26.30 | $13,150 | 16,100 Direct | -3.01% | Disposed | 2450.9% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 300 | $26.30 | $7,890 | 16,600 Direct | -1.78% | Disposed | 2450.9% (price as of 2026-08-20) |
| May 1, 2008 | PWR | S 10b5-1 | 2,000 | $26.20 | $52,400 | 16,900 Direct | -10.58% | Disposed | 2460.6% (price as of 2026-08-20) |
| April 2, 2008 | PWR | S 10b5-1 | 18,900 | $24.75 | $467,775 | 0 Direct | -100.00% | Disposed | 2610.6% (price as of 2026-08-20) |
| April 2, 2008 | PWR | S 10b5-1 | 8,800 | $24.75 | $217,800 | 0 Direct | -100.00% | Disposed | 2610.6% (price as of 2026-08-20) |
| April 1, 2008 | PWR | S 10b5-1 | 10,100 | $24.75 | $249,975 | 0 Direct | -100.00% | Disposed | 2610.6% (price as of 2026-08-20) |
| Feb. 21, 2008 | PWR | S 10b5-1 | 18,900 | $24.75 | $467,775 | 0 Direct | -100.00% | Disposed | 2610.6% (price as of 2026-08-20) |
Showing latest 100 of 205 transactions
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.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| May 15, 2008 | PWR | Stock Options (Right to buy) | Common Stock (143,059) | $3.77 | Sept. 23, 2013 | 143,059 | Disposed |
| May 15, 2008 | PWR | Stock Options (Right to buy) | Common Stock (61,150) | $9.66 | Nov. 28, 2015 | 61,150 | Disposed |
| May 15, 2008 | PWR | Stock Options (Right to buy) | Common Stock (22,858) | $10.63 | May 6, 2014 | 22,858 | Disposed |
| May 7, 2008 | PWR | Stock Options (Right to buy) | Common Stock (1,597) | $16.81 | Nov. 6, 2016 | 1,597 | Disposed |
| May 7, 2008 | PWR | Stock Options (Right to buy) | Common Stock (8,349) | $16.81 | Nov. 6, 2016 | 8,349 | Disposed |
| May 7, 2008 | PWR | Stock Options (Right to buy) | Common Stock (8,349) | $16.81 | Nov. 6, 2016 | 8,349 | Disposed |
| May 7, 2008 | PWR | Stock Options (Right to buy) | Common Stock (1,597) | $10.63 | May 6, 2014 | 1,597 | Disposed |
| May 7, 2008 | PWR | Stock Options (Right to buy) | Common Stock (8,349) | $10.63 | May 6, 2014 | 8,349 | Disposed |
| May 7, 2008 | PWR | Stock Options (Right to buy) | Common Stock (8,349) | $10.63 | May 6, 2014 | 8,349 | Disposed |
| May 7, 2008 | PWR | Stock Options (Right to buy) | Common Stock (8,349) | $10.63 | May 6, 2014 | 8,349 | Disposed |
| May 7, 2008 | PWR | Stock Options (Right to buy) | Common Stock (6,752) | $10.63 | May 6, 2014 | 6,752 | Disposed |
| May 1, 2008 | PWR | Stock Options (Right to buy) | Common Stock (18,117) | $10.63 | May 6, 2014 | 18,117 | Disposed |
| May 1, 2008 | PWR | Stock Options (Right to buy) | Common Stock (783) | $10.63 | May 6, 2014 | 783 | Disposed |
| April 2, 2008 | PWR | Stock Options (Right to buy) | Common Stock (8,800) | $10.63 | May 6, 2014 | 8,800 | Disposed |
| April 2, 2008 | PWR | Stock Options (Right to buy) | Common Stock (18,900) | $10.63 | May 6, 2014 | 18,900 | Disposed |
| April 1, 2008 | PWR | Stock Options (Right to buy) | Common Stock (10,100) | $10.63 | May 6, 2014 | 10,100 | Disposed |
| Feb. 21, 2008 | PWR | Stock Options (Right to buy) | Common Stock (18,900) | $10.63 | May 6, 2014 | 18,900 | Disposed |
| Jan. 2, 2008 | PWR | Stock Options (Right to buy) | Common Stock (18,900) | $16.81 | Nov. 6, 2016 | 18,900 | Disposed |
| Dec. 3, 2007 | PWR | Stock Options (Right to buy) | Common Stock (18,900) | $16.81 | Nov. 6, 2016 | 18,900 | Disposed |
| Nov. 29, 2007 | PWR | Stock Options (Right to buy) | Common Stock (2,975) | $16.81 | Nov. 6, 2016 | 2,975 | Disposed |
| Sept. 19, 2007 | PWR | Forward sale contract (obligation to sell) | Common Stock (151,403) | — | Sept. 23, 2010 | 1 | Acquired |
| Sept. 19, 2007 | PWR | Forward sale contract (obligation to sell) | Common Stock (151,403) | — | Sept. 23, 2009 | 1 | Acquired |
| Sept. 19, 2007 | PWR | Forward sale contract (obligation to sell) | Common Stock (151,403) | — | Sept. 23, 2008 | 1 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 7 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Aug. 31, 2007 | PWR | Common Stock [F1] | 472,222 | Indirect |
| Aug. 31, 2007 | PWR | Common Stock | 35,711 | Direct |
| Aug. 31, 2007 | PWR | Stock Options (Right to buy)→ Common Stock | — | Direct |
| Aug. 31, 2007 | PWR | Stock Options (Right to buy)→ Common Stock | — | Direct |
| Aug. 31, 2007 | PWR | Stock Options (Right to buy)→ Common Stock | — | Direct |
| Aug. 31, 2007 | PWR | Stock Options (Right to buy)→ Common Stock | — | Direct |
| Aug. 31, 2007 | PWR | Stock Options (Right to buy)→ Common Stock | — | Direct |