Thomas J. Zeller serves as Executive at BLACK HILLS CORP /SD/, where they oversee executive responsibilities. Since joining the company, Thomas J. Zeller has executed 209 insider transactions totaling $18.5K, demonstrating a bearish approach to their equity position. Their most recent transaction on Sep 1, 2015 involved transacting 25.71 shares valued at $1000.
Thomas J. Zeller currently holds 10,761.52 shares of BLACK HILLS CORP /SD/ (BKH), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Thomas J. Zeller has been a net seller of BKH stock. They have purchased $0 and sold $18.5K worth of shares.
Thomas J. Zeller's most recent insider trade was on Sep 1, 2015, when they sold 25.71 shares at $38.89 per share.
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| 24.39 |
| $41.00 |
| Discretionary |
| Jul 1, 2015 | BKH | $1.0K | Discretionary | 22.97 | $43.54 | Discretionary |
| Jul 1, 2015 | BKH | $4.5K | Other | 100 | $45.00 | Discretionary |
| Jun 1, 2015 | BKH | $3.5K | Discretionary | 73.52 | $47.82 | Discretionary |
| Jun 1, 2015 | BKH | $1000 | Discretionary | 20.91 | $47.82 | Discretionary |
| May 27, 2015 | BKH | $4.5K | Discretionary | 100 | $45.00 | Discretionary |
| May 6, 2015 | BKH | $1.0K | Discretionary | 20.61 | $48.52 | Discretionary |
| Apr 1, 2015 | BKH | $1000 | Discretionary | 19.84 | $50.40 | Discretionary |
| Mar 2, 2015 | BKH | $1000 | Discretionary | 20.08 | $49.80 | Discretionary |
| Mar 2, 2015 | BKH | $3.5K | Discretionary | 69.54 | $49.80 | Discretionary |
| Mar 1, 2015 | BKH | $0 | Other | 11.22 | $N/A | Discretionary |
| Feb 4, 2015 | BKH | $1.0K | Discretionary | 19.64 | $50.93 | Discretionary |
| Jan 7, 2015 | BKH | $1.0K | Discretionary | 19.5 | $51.30 | Discretionary |
| Dec 1, 2014 | BKH | $1.0K | Discretionary | 18.57 | $53.86 | Discretionary |
| Dec 1, 2014 | BKH | $3.3K | Discretionary | 61.06 | $53.86 | Discretionary |
| Nov 5, 2014 | BKH | $1000 | Discretionary | 17.82 | $56.11 | Discretionary |
| Oct 1, 2014 | BKH | $1.0K | Discretionary | 20.85 | $47.97 | Discretionary |
| Sep 2, 2014 | BKH | $3.2K | Discretionary | 60.62 | $53.49 | Discretionary |
| Sep 2, 2014 | BKH | $1.0K | Discretionary | 18.7 | $53.49 | Discretionary |
| Aug 6, 2014 | BKH | $1000 | Discretionary | 19.49 | $51.30 | Discretionary |
| Jun 2, 2014 | BKH | $1000 | Discretionary | 17.42 | $57.40 | Discretionary |
| Jun 2, 2014 | BKH | $3.2K | Discretionary | 55.74 | $57.40 | Discretionary |
| May 7, 2014 | BKH | $1.0K | Discretionary | 17.19 | $58.19 | Discretionary |
| Apr 2, 2014 | BKH | $1000 | Discretionary | 17.24 | $58.00 | Discretionary |
| Mar 3, 2014 | BKH | $3.2K | Discretionary | 55.99 | $56.39 | Discretionary |
| Mar 3, 2014 | BKH | $1000 | Discretionary | 17.73 | $56.39 | Discretionary |
| Feb 5, 2014 | BKH | $1.0K | Discretionary | 19.09 | $52.39 | Discretionary |
| Jan 2, 2014 | BKH | $1.0K | Discretionary | 19.27 | $51.90 | Discretionary |
| Dec 31, 2013 | BKH | $0 | Other | 14.45 | $N/A | Discretionary |