David C Ebertz
CIK 1194277 · View on SEC EDGAR ↗
Insider
First SEC filing: June 4, 2012 · Latest: June 4, 2012
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 100 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
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| June 1, 2012 | BKH | A | 181 | $31.94 | $5,781 | 15,846 Indirect | +1.16% | Acquired | 131.5% (price as of 2026-08-18) |
| May 31, 2012 | BKH | A | 466 | $32.18 | $14,996 | 15,664 Indirect | +3.07% | Acquired | 129.8% (price as of 2026-08-18) |
| March 1, 2012 | BKH | A | 169 | $32.90 | $5,560 | 15,198 Indirect | +1.12% | Acquired | 124.8% (price as of 2026-08-18) |
| Feb. 29, 2012 | BKH | A | 457 | $32.84 | $15,008 | 15,029 Indirect | +3.14% | Acquired | 125.2% (price as of 2026-08-18) |
| Dec. 1, 2011 | BKH | A | 160 | $32.86 | $5,258 | 14,572 Indirect | +1.11% | Acquired | 125.0% (price as of 2026-08-18) |
| Nov. 30, 2011 | BKH | A | 458 | $32.75 | $15,000 | 14,412 Indirect | +3.28% | Acquired | 125.8% (price as of 2026-08-18) |
| Sept. 1, 2011 | BKH | A | 163 | $30.79 | $5,019 | 13,954 Indirect | +1.18% | Acquired | 140.2% (price as of 2026-08-18) |
| Aug. 31, 2011 | BKH | A | 490 | $30.60 | $14,994 | 13,791 Indirect | +3.68% | Acquired | 141.7% (price as of 2026-08-18) |
| June 1, 2011 | BKH | A | 156 | $30.75 | $4,797 | 13,301 Indirect | +1.19% | Acquired | 140.5% (price as of 2026-08-18) |
| May 31, 2011 | BKH | A | 484 | $31.02 | $15,014 | 13,145 Indirect | +3.82% | Acquired | 138.4% (price as of 2026-08-18) |
| March 1, 2011 | BKH | A | 148 | $30.88 | $4,570 | 12,661 Indirect | +1.18% | Acquired | 139.5% (price as of 2026-08-18) |
| Feb. 28, 2011 | BKH | A | 460 | $30.82 | $14,177 | 12,513 Indirect | +3.82% | Acquired | 139.9% (price as of 2026-08-18) |
| Dec. 1, 2010 | BKH | A | 139 | $30.94 | $4,301 | 12,053 Indirect | +1.17% | Acquired | 139.0% (price as of 2026-08-18) |
| Nov. 30, 2010 | BKH | A | 412 | $30.35 | $12,504 | 11,915 Indirect | +3.58% | Acquired | 143.7% (price as of 2026-08-18) |
| Sept. 1, 2010 | BKH | A | 132 | $31.08 | $4,103 | 11,503 Indirect | +1.16% | Acquired | 137.9% (price as of 2026-08-18) |
| Aug. 31, 2010 | BKH | A | 411 | $30.43 | $12,507 | 11,371 Indirect | +3.75% | Acquired | 143.0% (price as of 2026-08-18) |
| June 1, 2010 | BKH | A | 137 | $28.36 | $3,885 | 10,960 Indirect | +1.27% | Acquired | 160.8% (price as of 2026-08-18) |
| May 28, 2010 | BKH | A | 436 | $28.69 | $12,509 | 10,823 Indirect | +4.20% | Acquired | 157.8% (price as of 2026-08-18) |
| March 1, 2010 | BKH | A | 131 | $28.08 | $3,678 | 10,387 Indirect | +1.28% | Acquired | 163.4% (price as of 2026-08-18) |
| Feb. 26, 2010 | BKH | A | 449 | $27.87 | $12,514 | 10,256 Indirect | +4.58% | Acquired | 165.3% (price as of 2026-08-18) |
| Dec. 1, 2009 | BKH | A | 144 | $23.82 | $3,430 | 9,807 Indirect | +1.49% | Acquired | 210.5% (price as of 2026-08-18) |
| Dec. 1, 2009 | BKH | I | 97 | $23.82 | $2,311 | 6,596 Direct | +1.49% | Acquired | 210.5% (price as of 2026-08-18) |
| Nov. 30, 2009 | BKH | A | 530 | $23.57 | $12,492 | 9,663 Indirect | +5.80% | Acquired | 213.7% (price as of 2026-08-18) |
| Sept. 1, 2009 | BKH | A | 126 | $25.41 | $3,202 | 9,133 Indirect | +1.40% | Acquired | 191.0% (price as of 2026-08-18) |
| Sept. 1, 2009 | BKH | I | 90 | $25.41 | $2,287 | 6,499 Direct | +1.40% | Acquired | 191.0% (price as of 2026-08-18) |
| Aug. 31, 2009 | BKH | A | 489 | $25.58 | $12,509 | 9,007 Indirect | +5.74% | Acquired | 189.1% (price as of 2026-08-18) |
| June 1, 2009 | BKH | A | 134 | $22.17 | $2,971 | 8,518 Indirect | +1.60% | Acquired | 233.6% (price as of 2026-08-18) |
| June 1, 2009 | BKH | I | 101 | $22.17 | $2,239 | 6,410 Direct | +1.60% | Acquired | 233.6% (price as of 2026-08-18) |
| May 29, 2009 | BKH | A | 584 | $21.40 | $12,498 | 8,384 Indirect | +7.49% | Acquired | 245.6% (price as of 2026-08-18) |
| March 2, 2009 | BKH | A | 158 | $17.20 | $2,718 | 7,800 Indirect | +2.07% | Acquired | 329.9% (price as of 2026-08-18) |
| March 2, 2009 | BKH | I | 128 | $17.20 | $2,202 | 6,309 Direct | +2.07% | Acquired | 329.9% (price as of 2026-08-18) |
| Feb. 27, 2009 | BKH | A | 702 | $17.81 | $12,503 | 7,642 Indirect | +10.12% | Acquired | 315.2% (price as of 2026-08-18) |
| Dec. 1, 2008 | BKH | A | 95 | $25.10 | $2,384 | 6,941 Indirect | +1.39% | Acquired | 194.6% (price as of 2026-08-18) |
| Dec. 1, 2008 | BKH | I | 85 | $25.10 | $2,134 | 6,181 Direct | +1.39% | Acquired | 194.6% (price as of 2026-08-18) |
| Nov. 30, 2008 | BKH | A | 484 | $25.81 | $12,492 | 6,845 Indirect | +7.61% | Acquired | 186.5% (price as of 2026-08-18) |
| Nov. 5, 2008 | BKH | I | 15 | $25.95 | $389 | 6,096 Direct | +0.25% | Acquired | 185.0% (price as of 2026-08-18) |
| Oct. 1, 2008 | BKH | I | 13 | $31.20 | $406 | 6,081 Direct | +0.21% | Acquired | 137.0% (price as of 2026-08-18) |
| Sept. 2, 2008 | BKH | A | 65 | $33.88 | $2,202 | 6,361 Indirect | +1.03% | Acquired | 118.3% (price as of 2026-08-18) |
| Sept. 2, 2008 | BKH | I | 62 | $33.88 | $2,101 | 6,068 Direct | +1.03% | Acquired | 118.3% (price as of 2026-08-18) |
| Sept. 2, 2008 | BKH | I | 12 | $33.88 | $407 | 6,006 Direct | +0.20% | Acquired | 118.3% (price as of 2026-08-18) |
| Aug. 29, 2008 | BKH | A | 370 | $33.81 | $12,510 | 6,296 Indirect | +6.24% | Acquired | 118.7% (price as of 2026-08-18) |
| Aug. 6, 2008 | BKH | I | 12 | $32.95 | $395 | 5,994 Direct | +0.20% | Acquired | 124.4% (price as of 2026-08-18) |
| July 2, 2008 | BKH | I | 12 | $32.01 | $384 | 5,982 Direct | +0.20% | Acquired | 131.0% (price as of 2026-08-18) |
| June 2, 2008 | BKH | A | 58 | $35.20 | $2,042 | 5,926 Indirect | +0.99% | Acquired | 110.1% (price as of 2026-08-18) |
| June 2, 2008 | BKH | I | 59 | $35.20 | $2,077 | 5,970 Direct | +1.00% | Acquired | 110.1% (price as of 2026-08-18) |
| June 2, 2008 | BKH | I | 11 | $35.20 | $387 | 5,911 Direct | +0.19% | Acquired | 110.1% (price as of 2026-08-18) |
| May 30, 2008 | BKH | A | 355 | $35.24 | $12,510 | 5,868 Indirect | +6.44% | Acquired | 109.8% (price as of 2026-08-18) |
| May 7, 2008 | BKH | I | 11 | $36.69 | $404 | 5,900 Direct | +0.19% | Acquired | 101.6% (price as of 2026-08-18) |
| April 2, 2008 | BKH | I | 11 | $37.44 | $412 | 5,889 Direct | +0.19% | Acquired | 97.5% (price as of 2026-08-18) |
| March 3, 2008 | BKH | A | 53 | $36.29 | $1,923 | 5,513 Indirect | +0.97% | Acquired | 103.8% (price as of 2026-08-18) |
| March 3, 2008 | BKH | I | 11 | $36.29 | $399 | 5,878 Direct | +0.19% | Acquired | 103.8% (price as of 2026-08-18) |
| March 3, 2008 | BKH | I | 56 | $36.29 | $2,032 | 5,867 Direct | +0.96% | Acquired | 103.8% (price as of 2026-08-18) |
| Feb. 29, 2008 | BKH | A | 317 | $35.76 | $11,336 | 5,460 Indirect | +6.16% | Acquired | 106.8% (price as of 2026-08-18) |
| Feb. 6, 2008 | BKH | I | 10 | $39.51 | $395 | 5,811 Direct | +0.17% | Acquired | 87.2% (price as of 2026-08-18) |
| Jan. 2, 2008 | BKH | I | 9 | $43.38 | $390 | 5,801 Direct | +0.16% | Acquired | 70.5% (price as of 2026-08-18) |
| Dec. 3, 2007 | BKH | A | 42 | $42.50 | $1,785 | 5,143 Indirect | +0.82% | Acquired | 74.0% (price as of 2026-08-18) |
| Dec. 3, 2007 | BKH | I | 47 | $42.50 | $1,998 | 5,792 Direct | +0.82% | Acquired | 74.0% (price as of 2026-08-18) |
| Dec. 3, 2007 | BKH | I | 9 | $42.50 | $382 | 5,744 Direct | +0.16% | Acquired | 74.0% (price as of 2026-08-18) |
| Nov. 30, 2007 | BKH | A | 216 | $41.66 | $8,999 | 5,101 Indirect | +4.42% | Acquired | 77.5% (price as of 2026-08-18) |
| Nov. 7, 2007 | BKH | I | 10 | $41.14 | $411 | 5,735 Direct | +0.17% | Acquired | 79.8% (price as of 2026-08-18) |
| Oct. 3, 2007 | BKH | I | 9 | $43.73 | $394 | 5,725 Direct | +0.16% | Acquired | 69.1% (price as of 2026-08-18) |
| Sept. 4, 2007 | BKH | A | 39 | $42.03 | $1,639 | 4,885 Indirect | +0.80% | Acquired | 75.9% (price as of 2026-08-18) |
| Sept. 4, 2007 | BKH | I | 46 | $42.03 | $1,933 | 5,716 Direct | +0.81% | Acquired | 75.9% (price as of 2026-08-18) |
| Sept. 4, 2007 | BKH | I | 10 | $42.03 | $420 | 5,670 Direct | +0.18% | Acquired | 75.9% (price as of 2026-08-18) |
| Aug. 31, 2007 | BKH | A | 218 | $41.19 | $8,979 | 4,846 Indirect | +4.71% | Acquired | 79.5% (price as of 2026-08-18) |
| Aug. 1, 2007 | BKH | I | 11 | $37.69 | $415 | 5,661 Direct | +0.19% | Acquired | 96.2% (price as of 2026-08-18) |
| July 5, 2007 | BKH | I | 10 | $40.72 | $407 | 5,650 Direct | +0.18% | Acquired | 81.6% (price as of 2026-08-18) |
| June 1, 2007 | BKH | A | 38 | $41.38 | $1,572 | 4,628 Indirect | +0.83% | Acquired | 78.7% (price as of 2026-08-18) |
| June 1, 2007 | BKH | I | 46 | $41.38 | $1,903 | 5,640 Direct | +0.82% | Acquired | 78.7% (price as of 2026-08-18) |
| June 1, 2007 | BKH | I | 10 | $41.38 | $414 | 5,595 Direct | +0.18% | Acquired | 78.7% (price as of 2026-08-18) |
| May 31, 2007 | BKH | A | 220 | $40.99 | $9,018 | 4,590 Indirect | +5.03% | Acquired | 80.4% (price as of 2026-08-18) |
| May 16, 2007 | BKH | I | 10 | $40.77 | $408 | 5,585 Direct | +0.18% | Acquired | 81.4% (price as of 2026-08-18) |
| April 4, 2007 | BKH | I | 9 | $38.09 | $343 | 5,575 Direct | +0.16% | Acquired | 94.1% (price as of 2026-08-18) |
| March 1, 2007 | BKH | A | 41 | $36.22 | $1,485 | 4,370 Indirect | +0.95% | Acquired | 104.2% (price as of 2026-08-18) |
| March 1, 2007 | BKH | I | 52 | $36.22 | $1,883 | 5,566 Direct | +0.94% | Acquired | 104.2% (price as of 2026-08-18) |
| March 1, 2007 | BKH | I | 9 | $36.22 | $326 | 5,515 Direct | +0.16% | Acquired | 104.2% (price as of 2026-08-18) |
| Feb. 28, 2007 | BKH | A | 232 | $35.98 | $8,347 | 4,330 Indirect | +5.66% | Acquired | 105.5% (price as of 2026-08-18) |
| Feb. 7, 2007 | BKH | I | 9 | $38.99 | $351 | 5,505 Direct | +0.16% | Acquired | 89.7% (price as of 2026-08-18) |
| Jan. 3, 2007 | BKH | I | 9 | $37.36 | $336 | 5,497 Direct | +0.16% | Acquired | 97.9% (price as of 2026-08-18) |
| Dec. 1, 2006 | BKH | A | 38 | $35.67 | $1,355 | 4,098 Indirect | +0.94% | Acquired | 107.3% (price as of 2026-08-18) |
| Dec. 1, 2006 | BKH | I | 50 | $35.67 | $1,784 | 5,488 Direct | +0.92% | Acquired | 107.3% (price as of 2026-08-18) |
| Dec. 1, 2006 | BKH | I | 9 | $35.67 | $321 | 5,438 Direct | +0.17% | Acquired | 107.3% (price as of 2026-08-18) |
| Nov. 30, 2006 | BKH | A | 196 | $35.71 | $6,999 | 4,061 Indirect | +5.07% | Acquired | 107.1% (price as of 2026-08-18) |
| Nov. 1, 2006 | BKH | I | 10 | $34.63 | $346 | 5,428 Direct | +0.18% | Acquired | 113.5% (price as of 2026-08-18) |
| Oct. 4, 2006 | BKH | I | 10 | $33.78 | $338 | 5,419 Direct | +0.18% | Acquired | 118.9% (price as of 2026-08-18) |
| Sept. 1, 2006 | BKH | A | 36 | $35.18 | $1,266 | 3,865 Indirect | +0.94% | Acquired | 110.2% (price as of 2026-08-18) |
| Sept. 1, 2006 | BKH | I | 50 | $35.18 | $1,759 | 5,409 Direct | +0.93% | Acquired | 110.2% (price as of 2026-08-18) |
| Sept. 1, 2006 | BKH | I | 9 | $35.18 | $317 | 5,359 Direct | +0.17% | Acquired | 110.2% (price as of 2026-08-18) |
| Aug. 31, 2006 | BKH | A | 201 | $34.81 | $6,997 | 3,829 Indirect | +5.54% | Acquired | 112.4% (price as of 2026-08-18) |
| Aug. 2, 2006 | BKH | I | 9 | $36.67 | $330 | 5,349 Direct | +0.17% | Acquired | 101.7% (price as of 2026-08-18) |
| July 5, 2006 | BKH | I | 10 | $33.82 | $338 | 5,340 Direct | +0.19% | Acquired | 118.7% (price as of 2026-08-18) |
| June 1, 2006 | BKH | A | 35 | $34.11 | $1,194 | 3,628 Indirect | +0.97% | Acquired | 116.8% (price as of 2026-08-18) |
| June 1, 2006 | BKH | A | 207 | $33.83 | $7,003 | 3,593 Indirect | +6.11% | Acquired | 118.6% (price as of 2026-08-18) |
| June 1, 2006 | BKH | I | 10 | $34.11 | $341 | 5,330 Direct | +0.19% | Acquired | 116.8% (price as of 2026-08-18) |
| June 1, 2006 | BKH | I | 51 | $34.11 | $1,740 | 5,320 Direct | +0.97% | Acquired | 116.8% (price as of 2026-08-18) |
| May 3, 2006 | BKH | I | 9 | $36.40 | $328 | 5,270 Direct | +0.17% | Acquired | 103.2% (price as of 2026-08-18) |
| April 5, 2006 | BKH | I | 10 | $33.94 | $339 | 5,260 Direct | +0.19% | Acquired | 117.9% (price as of 2026-08-18) |
| March 1, 2006 | BKH | A | 32 | $34.80 | $1,114 | 3,386 Indirect | +0.95% | Acquired | 112.5% (price as of 2026-08-18) |
| March 1, 2006 | BKH | I | 10 | $34.80 | $348 | 5,251 Direct | +0.19% | Acquired | 112.5% (price as of 2026-08-18) |
| Feb. 28, 2006 | BKH | A | 202 | $34.57 | $6,983 | 3,354 Indirect | +6.41% | Acquired | 113.9% (price as of 2026-08-18) |
Showing latest 100 of 178 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 |
|---|---|---|---|---|---|---|---|
| June 1, 2012 | BKH | Phantom Stock Unit | Common Stock (181) | — | — | 181 | Acquired |
| May 31, 2012 | BKH | Phantom Stock Unit | Common Stock (466) | — | — | 466 | Acquired |
| March 1, 2012 | BKH | Phantom Stock Unit | Common Stock (169) | — | — | 169 | Acquired |
| Feb. 29, 2012 | BKH | Phantom Stock Unit | Common Stock (457) | — | — | 457 | Acquired |
| Dec. 1, 2011 | BKH | Phantom Stock Unit | Common Stock (160) | — | — | 160 | Acquired |
| Nov. 30, 2011 | BKH | Phantom Stock Unit | Common Stock (458) | — | — | 458 | Acquired |
| Sept. 1, 2011 | BKH | Phantom Stock Unit | Common Stock (163) | — | — | 163 | Acquired |
| Aug. 31, 2011 | BKH | Phantom Stock Unit | Common Stock (490) | — | — | 490 | Acquired |
| June 1, 2011 | BKH | Phantom Stock Unit | Common Stock (156) | — | — | 156 | Acquired |
| May 31, 2011 | BKH | Phantom Stock Unit | Common Stock (484) | — | — | 484 | Acquired |
| March 1, 2011 | BKH | Phantom Stock Unit | Common Stock (148) | — | — | 148 | Acquired |
| Feb. 28, 2011 | BKH | Phantom Stock Unit | Common Stock (460) | — | — | 460 | Acquired |
| Dec. 1, 2010 | BKH | Phantom Stock Unit | Common Stock (139) | — | — | 139 | Acquired |
| Nov. 30, 2010 | BKH | Phantom Stock Unit | Common Stock (412) | — | — | 412 | Acquired |
| Sept. 1, 2010 | BKH | Phantom Stock Unit | Common Stock (132) | — | — | 132 | Acquired |
| Aug. 31, 2010 | BKH | Phantom Stock Unit | Common Stock (411) | — | — | 411 | Acquired |
| June 1, 2010 | BKH | Phantom Stock Unit | Common Stock (137) | — | — | 137 | Acquired |
| May 28, 2010 | BKH | Phantom Stock Unit | Common Stock (436) | — | — | 436 | Acquired |
| March 1, 2010 | BKH | Phantom Stock Unit | Common Stock (131) | — | — | 131 | Acquired |
| Feb. 26, 2010 | BKH | Phantom Stock Unit | Common Stock (449) | — | — | 449 | Acquired |
| Dec. 1, 2009 | BKH | Phantom Stock Unit | Common Stock (144) | — | — | 144 | Acquired |
| Nov. 30, 2009 | BKH | Phantom Stock Unit | Common Stock (530) | — | — | 530 | Acquired |
| Sept. 1, 2009 | BKH | Phantom Stock Unit | Common Stock (126) | — | — | 126 | Acquired |
| Aug. 31, 2009 | BKH | Phantom Stock Unit | Common Stock (489) | — | — | 489 | Acquired |
| June 1, 2009 | BKH | Phantom Stock Unit | Common Stock (134) | — | — | 134 | Acquired |
| May 29, 2009 | BKH | Phantom Stock Unit | Common Stock (584) | — | — | 584 | Acquired |
| March 2, 2009 | BKH | Phantom Stock Unit | Common Stock (158) | — | — | 158 | Acquired |
| Feb. 27, 2009 | BKH | Phantom Stock Unit | Common Stock (702) | — | — | 702 | Acquired |
| Dec. 1, 2008 | BKH | Phantom Stock Unit | Common Stock (95) | — | — | 95 | Acquired |
| Nov. 30, 2008 | BKH | Phantom Stock Unit | Common Stock (484) | — | — | 484 | Acquired |
| Sept. 2, 2008 | BKH | Phantom Stock Unit | Common Stock (65) | — | — | 65 | Acquired |
| Aug. 29, 2008 | BKH | Phantom Stock Unit | Common Stock (370) | — | — | 370 | Acquired |
| June 2, 2008 | BKH | Phantom Stock Unit | Common Stock (58) | — | — | 58 | Acquired |
| May 30, 2008 | BKH | Phantom Stock Unit | Common Stock (355) | — | — | 355 | Acquired |
| March 3, 2008 | BKH | Phantom Stock Unit | Common Stock (53) | — | — | 53 | Acquired |
| Feb. 29, 2008 | BKH | Phantom Stock Unit | Common Stock (317) | — | — | 317 | Acquired |
| Dec. 3, 2007 | BKH | Phantom Stock Unit | Common Stock (42) | — | — | 42 | Acquired |
| Nov. 30, 2007 | BKH | Phantom Stock Unit | Common Stock (216) | — | — | 216 | Acquired |
| Sept. 4, 2007 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 39 | Acquired |
| Aug. 31, 2007 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 218 | Acquired |
| June 1, 2007 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 38 | Acquired |
| May 31, 2007 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 220 | Acquired |
| March 1, 2007 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 41 | Acquired |
| Feb. 28, 2007 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 232 | Acquired |
| Dec. 1, 2006 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 38 | Acquired |
| Nov. 30, 2006 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 196 | Acquired |
| Sept. 1, 2006 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 36 | Acquired |
| Aug. 31, 2006 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 201 | Acquired |
| June 1, 2006 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 35 | Acquired |
| June 1, 2006 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 207 | Acquired |
| March 1, 2006 | BKH | Phantom Stock Unit | Common Stock (32) | — | — | 32 | Acquired |
| Feb. 28, 2006 | BKH | Phantom Stock Unit | Common Stock (202) | — | — | 202 | Acquired |
| Dec. 1, 2005 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 27 | Acquired |
| Nov. 30, 2005 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 192 | Acquired |
| Sept. 1, 2005 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 22 | Acquired |
| Aug. 31, 2005 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 168 | Acquired |
| June 1, 2005 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 23 | Acquired |
| May 31, 2005 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 34 | Acquired |
| April 29, 2005 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 36 | Acquired |
| March 31, 2005 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 38 | Acquired |
| March 1, 2005 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 26 | Acquired |
| Feb. 28, 2005 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 39 | Acquired |
| Jan. 31, 2005 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 42 | Acquired |
| Dec. 31, 2004 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 41 | Acquired |
| Dec. 1, 2004 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 25 | Acquired |
| Nov. 30, 2004 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 41 | Acquired |
| Oct. 29, 2004 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 42 | Acquired |
| Sept. 30, 2004 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 45 | Acquired |
| Sept. 1, 2004 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 25 | Acquired |
| Aug. 31, 2004 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 45 | Acquired |
| July 30, 2004 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 45 | Acquired |
| June 30, 2004 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 40 | Acquired |
| June 1, 2004 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 22 | Acquired |
| May 28, 2004 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 43 | Acquired |
| April 30, 2004 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 41 | Acquired |
| March 31, 2004 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 39 | Acquired |
| March 1, 2004 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 20 | Acquired |
| Feb. 27, 2004 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 41 | Acquired |
| Jan. 31, 2004 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 42 | Acquired |
| Dec. 31, 2003 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 42 | Acquired |
| Dec. 1, 2003 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 17 | Acquired |
| Nov. 30, 2003 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 39 | Acquired |
| Oct. 31, 2003 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 39 | Acquired |
| Sept. 30, 2003 | BKH | Phantom Stock Unit | Common Stock (0) | — | — | 41 | Acquired |
| Sept. 2, 2003 | BKH | Phantom Stock Unit | Common Stock (0) | — | Aug. 8, 1988 | 16 | Acquired |
| Aug. 31, 2003 | BKH | Phantom Stock Unit | Common Stock (0) | — | Aug. 8, 1988 | 39 | Acquired |
| July 31, 2003 | BKH | Phantom Stock Unit | Common Stock (0) | — | Aug. 8, 1988 | 41 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).