Peter M Ziemba
Insider
First SEC filing: July 22, 2011 · Latest: Jan. 17, 2017
Insider at
Insider transactions
0 buys (P)
1 sells (S)
Net: $-1,931,000
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 19, 2026 | WT | S | 100,000 | $19.31 | $1,931,000 | 885,686 Direct | -10.15% | Disposed | 26.3% (price as of 2026-10-02) |
| Feb. 23, 2026 | WT | A | 3,046 | · | · | 3,046 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 27, 2026 | WT | M | 61,005 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Jan. 27, 2026 | WT | F | 31,563 | · | · | 985,686 Direct | -3.10% | Disposed | (price as of 2026-10-02) |
| Jan. 27, 2026 | WT | M | 61,005 | · | · | 1,017,249 Direct | +6.38% | Acquired | (price as of 2026-10-02) |
| Jan. 25, 2026 | WT | A | 5,571 | · | · | 5,571 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 25, 2026 | WT | A | 25,853 | · | · | 983,503 Direct | +2.70% | Acquired | (price as of 2026-10-02) |
| Jan. 25, 2026 | WT | F | 27,259 | · | · | 956,244 Direct | -2.77% | Disposed | (price as of 2026-10-02) |
| Jan. 25, 2026 | WT | A | 8,617 | · | · | 8,617 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 27, 2025 | WT | M | 35,154 | · | · | 972,752 Direct | +3.75% | Acquired | (price as of 2026-10-02) |
| Jan. 27, 2025 | WT | F | 15,102 | · | · | 957,650 Direct | -1.55% | Disposed | (price as of 2026-10-02) |
| Jan. 27, 2025 | WT | M | 35,154 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Jan. 25, 2025 | WT | A | 12,847 | · | · | 12,847 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 25, 2025 | WT | A | 42,344 | · | · | 965,730 Direct | +4.59% | Acquired | (price as of 2026-10-02) |
| Jan. 25, 2025 | WT | F | 28,132 | · | · | 937,598 Direct | -2.91% | Disposed | (price as of 2026-10-02) |
| Jan. 25, 2025 | WT | A | 14,114 | · | · | 14,114 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 15, 2024 | WT | S | 100,000 | $11.43 | $1,143,000 | 948,386 Direct | -9.54% | Disposed | 113.3% (price as of 2026-10-02) |
| Jan. 29, 2024 | WT | F | 11,488 | · | · | 1,048,386 Direct | -1.08% | Disposed | (price as of 2026-10-02) |
| Jan. 29, 2024 | WT | M | 31,866 | · | · | 1,059,874 Direct | +3.10% | Acquired | (price as of 2026-10-02) |
| Jan. 29, 2024 | WT | M | 31,866 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Jan. 25, 2024 | WT | A | 18,126 | · | · | 18,126 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 25, 2024 | WT | F | 25,817 | · | · | 1,028,008 Direct | -2.45% | Disposed | (price as of 2026-10-02) |
| Jan. 25, 2024 | WT | A | 65,743 | · | · | 1,053,825 Direct | +6.65% | Acquired | (price as of 2026-10-02) |
| Jan. 25, 2024 | WT | A | 21,914 | · | · | 21,914 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 17, 2023 | WT | S | 50,000 | $7.04 | $352,000 | 988,082 Direct | -4.82% | Disposed | 246.3% (price as of 2026-10-02) |
| Aug. 16, 2023 | WT | S | 50,000 | $6.91 | $345,500 | 1,038,082 Direct | -4.60% | Disposed | 252.8% (price as of 2026-10-02) |
| June 6, 2023 | WT | G | 7,150 | · | · | 1,088,082 Direct | -0.65% | Disposed | (price as of 2026-10-02) |
| Jan. 30, 2023 | WT | M | 8,232 | · | · | 1,098,201 Direct | +0.76% | Acquired | (price as of 2026-10-02) |
| Jan. 30, 2023 | WT | F | 2,969 | · | · | 1,095,232 Direct | -0.27% | Disposed | (price as of 2026-10-02) |
| Jan. 30, 2023 | WT | M | 8,232 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Jan. 25, 2023 | WT | A | 29,372 | · | · | 29,372 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 25, 2023 | WT | F | 18,513 | · | · | 1,089,969 Direct | -1.67% | Disposed | (price as of 2026-10-02) |
| Jan. 25, 2023 | WT | A | 102,120 | · | · | 1,108,482 Direct | +10.15% | Acquired | (price as of 2026-10-02) |
| Jan. 25, 2023 | WT | A | 34,040 | · | · | 34,040 Direct | · | Acquired | (price as of 2026-10-02) |
| June 6, 2022 | WT | G | 850 | · | · | 1,006,362 Direct | -0.08% | Disposed | (price as of 2026-10-02) |
| June 6, 2022 | WT | G | 8,400 | · | · | 1,007,212 Direct | -0.83% | Disposed | (price as of 2026-10-02) |
| June 3, 2022 | WT | G | 5,000 | · | · | 1,015,612 Direct | -0.49% | Disposed | (price as of 2026-10-02) |
| June 3, 2022 | WT | G | 5,000 | · | · | 1,020,612 Direct | -0.49% | Disposed | (price as of 2026-10-02) |
| Jan. 25, 2022 | WT | A | 16,654 | · | · | 16,654 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 25, 2022 | WT | A | 19,764 | · | · | 19,764 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 25, 2022 | WT | F | 22,895 | · | · | 1,025,612 Direct | -2.18% | Disposed | (price as of 2026-10-02) |
| Jan. 25, 2022 | WT | A | 59,293 | · | · | 1,048,507 Direct | +5.99% | Acquired | (price as of 2026-10-02) |
| Nov. 17, 2021 | WT | S | 5,000 | $6.76 | $33,800 | 989,214 Direct | -0.50% | Disposed | 260.7% (price as of 2026-10-02) |
| May 21, 2021 | WT | G | 8,500 | · | · | 994,214 Direct | -0.85% | Disposed | (price as of 2026-10-02) |
| May 20, 2021 | WT | G | 8,000 | · | · | 1,002,714 Direct | -0.79% | Disposed | (price as of 2026-10-02) |
| Jan. 25, 2021 | WT | A | 15,084 | · | · | 15,084 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 25, 2021 | WT | F | 20,571 | · | · | 1,010,714 Direct | -1.99% | Disposed | (price as of 2026-10-02) |
| Jan. 25, 2021 | WT | A | 45,251 | · | · | 1,031,285 Direct | +4.59% | Acquired | (price as of 2026-10-02) |
| Dec. 9, 2020 | WT | G | 11,500 | · | · | 986,034 Direct | -1.15% | Disposed | (price as of 2026-10-02) |
| Feb. 3, 2020 | WT | P | 25,000 | $4.19 | $104,750 | 1,004,201 Direct | +2.55% | Acquired | 481.9% (price as of 2026-10-02) |
| Feb. 4, 2019 | WT | P | 16,000 | $6.07 | $97,120 | 957,177 Direct | +1.70% | Acquired | 301.6% (price as of 2026-10-02) |
| Jan. 27, 2019 | WT | F | 10,249 | · | · | 941,177 Direct | -1.08% | Disposed | (price as of 2026-10-02) |
| Jan. 25, 2019 | WT | A | 24,299 | · | · | 24,299 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 25, 2019 | WT | F | 6,014 | · | · | 951,426 Direct | -0.63% | Disposed | (price as of 2026-10-02) |
| Jan. 25, 2019 | WT | A | 97,196 | · | · | 957,440 Direct | +11.30% | Acquired | (price as of 2026-10-02) |
| Feb. 15, 2018 | WT | G | 6,000 | · | · | 865,844 Direct | -0.69% | Disposed | (price as of 2026-10-02) |
| Feb. 15, 2018 | WT | G | 6,000 | · | · | 865,844 Direct | -0.69% | Disposed | (price as of 2026-10-02) |
| Jan. 25, 2018 | WT | A | 34,398 | · | · | 871,844 Direct | +4.11% | Acquired | (price as of 2026-10-02) |
| Dec. 29, 2017 | WT | F | 6,565 | · | · | 837,446 Direct | -0.78% | Disposed | (price as of 2026-10-02) |
| Dec. 29, 2017 | WT | F | 15,459 | · | · | 844,011 Direct | -1.80% | Disposed | (price as of 2026-10-02) |
| Dec. 29, 2017 | WT | F | 1,984 | · | · | 859,470 Direct | -0.23% | Disposed | (price as of 2026-10-02) |
| Dec. 14, 2017 | WT | G | 2,650 | · | · | 861,454 Direct | -0.31% | Disposed | (price as of 2026-10-02) |
| May 23, 2017 | WT | G | 5,600 | · | · | 860,244 Direct | -0.65% | Disposed | (price as of 2026-10-02) |
| Jan. 28, 2017 | WT | F | 5,201 | · | · | 864,104 Direct | -0.60% | Disposed | (price as of 2026-10-02) |
| Jan. 28, 2017 | WT | F | 5,147 | · | · | 864,158 Direct | -0.59% | Disposed | (price as of 2026-10-02) |
| Jan. 27, 2017 | WT | F | 11,029 | · | · | 869,305 Direct | -1.25% | Disposed | (price as of 2026-10-02) |
| Jan. 27, 2017 | WT | F | 11,029 | · | · | 869,305 Direct | -1.25% | Disposed | (price as of 2026-10-02) |
| Jan. 25, 2017 | WT | A | 11,542 | · | · | 880,334 Direct | +1.33% | Acquired | (price as of 2026-10-02) |
| Jan. 14, 2017 | WT | F | 4,252 | · | · | 868,792 Direct | -0.49% | Disposed | (price as of 2026-10-02) |
| Sept. 9, 2016 | WT | G | 5,000 | · | · | 873,544 Direct | -0.57% | Disposed | (price as of 2026-10-02) |
| Jan. 28, 2016 | WT | F | 5,201 | · | · | 878,544 Direct | -0.59% | Disposed | (price as of 2026-10-02) |
| Jan. 27, 2016 | WT | A | 89,929 | · | · | 883,745 Direct | +11.33% | Acquired | (price as of 2026-10-02) |
| Jan. 25, 2016 | WT | F | 13,864 | · | · | 793,816 Direct | -1.72% | Disposed | (price as of 2026-10-02) |
| Jan. 22, 2016 | WT | F | 5,189 | · | · | 807,680 Direct | -0.64% | Disposed | (price as of 2026-10-02) |
| Jan. 14, 2016 | WT | F | 4,180 | · | · | 812,869 Direct | -0.51% | Disposed | (price as of 2026-10-02) |
| Dec. 14, 2015 | WT | G | 300 | · | · | 817,049 Direct | -0.04% | Disposed | (price as of 2026-10-02) |
| Dec. 11, 2015 | WT | G | 2,950 | · | · | 817,349 Direct | -0.36% | Disposed | (price as of 2026-10-02) |
| Aug. 5, 2015 | WT | S | 1,000 | $25.95 | $25,950 | 14,300 Indirect | -6.54% | Disposed | -6.1% (price as of 2026-10-02) |
| May 7, 2015 | WT | M | 100,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 7, 2015 | WT | M | 250,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 7, 2015 | WT | S | 194,608 | $19.39 | $3,773,449 | 820,299 Direct | -19.17% | Disposed | 25.7% (price as of 2026-10-02) |
| May 7, 2015 | WT | M | 100,000 | $2.25 | $225,000 | 1,014,907 Direct | +10.93% | Acquired | 983.6% (price as of 2026-10-02) |
| May 7, 2015 | WT | M | 250,000 | $1.07 | $267,500 | 914,907 Direct | +37.60% | Acquired | 2178.5% (price as of 2026-10-02) |
| March 2, 2015 | WT | M | 50,000 | · | · | 250,000 Direct | -16.67% | Disposed | (price as of 2026-10-02) |
| March 2, 2015 | WT | S | 50,000 | $19.20 | $960,000 | 664,907 Direct | -6.99% | Disposed | 27.0% (price as of 2026-10-02) |
| March 2, 2015 | WT | M | 50,000 | $1.07 | $53,500 | 714,907 Direct | +7.52% | Acquired | 2178.5% (price as of 2026-10-02) |
| Jan. 27, 2015 | WT | F | 12,893 | · | · | 622,700 Direct | -2.03% | Disposed | (price as of 2026-10-02) |
| Jan. 25, 2015 | WT | F | 14,380 | · | · | 635,593 Direct | -2.21% | Disposed | (price as of 2026-10-02) |
| Jan. 22, 2015 | WT | F | 5,219 | · | · | 649,973 Direct | -0.80% | Disposed | (price as of 2026-10-02) |
| Jan. 14, 2015 | WT | F | 4,062 | · | · | 655,192 Direct | -0.62% | Disposed | (price as of 2026-10-02) |
| Dec. 15, 2014 | WT | G | 1,500 | · | · | 15,300 Indirect | +10.87% | Acquired | (price as of 2026-10-02) |
| Dec. 15, 2014 | WT | G | 3,700 | · | · | 659,254 Direct | -0.56% | Disposed | (price as of 2026-10-02) |
| Aug. 25, 2014 | WT | M | 5,350 | · | · | 300,000 Direct | -1.75% | Disposed | (price as of 2026-10-02) |
| Aug. 25, 2014 | WT | S | 5,350 | $11.28 | $60,348 | 662,954 Direct | -0.80% | Disposed | 116.1% (price as of 2026-10-02) |
| Aug. 25, 2014 | WT | M | 5,350 | $1.07 | $5,724 | 668,304 Direct | +0.81% | Acquired | 2178.5% (price as of 2026-10-02) |
| Aug. 22, 2014 | WT | M | 44,650 | · | · | 305,350 Direct | -12.76% | Disposed | (price as of 2026-10-02) |
| Aug. 22, 2014 | WT | S | 44,650 | $11.02 | $492,043 | 662,954 Direct | -6.31% | Disposed | 121.2% (price as of 2026-10-02) |
| Aug. 22, 2014 | WT | M | 44,650 | $1.07 | $47,776 | 707,604 Direct | +6.74% | Acquired | 2178.5% (price as of 2026-10-02) |
| Jan. 27, 2014 | WT | F | 12,893 | · | · | 673,691 Direct | -1.88% | Disposed | (price as of 2026-10-02) |
| Jan. 25, 2014 | WT | F | 15,060 | · | · | 686,584 Direct | -2.15% | Disposed | (price as of 2026-10-02) |
Showing latest 100 of 132 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 |
|---|---|---|---|---|---|---|---|
| Feb. 23, 2026 | WT | Performance Based Restricted Stock Units [F1] | Common Stock | · | · | 3,046 | Acquired |
| Jan. 27, 2026 | WT | Performance Based Restricted Stock Units | Common Stock | · | · | 61,005 | Disposed |
| Jan. 25, 2026 | WT | Performance Based Restricted Stock Units | Common Stock | · | · | 5,571 | Acquired |
| Jan. 25, 2026 | WT | Performance Based Restricted Stock Units | Common Stock | · | · | 8,617 | Acquired |
| Jan. 27, 2025 | WT | Performance Based Restricted Stock Units | Common Stock | · | · | 35,154 | Disposed |
| Jan. 25, 2025 | WT | Performance Based Restricted Stock Units | Common Stock | · | · | 12,847 | Acquired |
| Jan. 25, 2025 | WT | Performance Based Restricted Stock Units | Common Stock | · | · | 14,114 | Acquired |
| Jan. 29, 2024 | WT | Performance Based Restricted Stock Units | Common Stock | · | · | 31,866 | Disposed |
| Jan. 25, 2024 | WT | Performance Based Restricted Stock Units | Common Stock | · | · | 18,126 | Acquired |
| Jan. 25, 2024 | WT | Performance Based Restricted Stock Units | Common Stock | · | · | 21,914 | Acquired |
| Jan. 30, 2023 | WT | Performance Based Restricted Stock Units | Common Stock | · | · | 8,232 | Disposed |
| Jan. 25, 2023 | WT | Performance Based Restricted Stock Units | Common Stock | · | · | 29,372 | Acquired |
| Jan. 25, 2023 | WT | Performance Based Restricted Stock Units | Common Stock | · | · | 34,040 | Acquired |
| Jan. 25, 2022 | WT | Performance Based Restricted Stock Units | Common Stock | $0.00 | · | 16,654 | Acquired |
| Jan. 25, 2022 | WT | Performance Based Restricted Stock Units | Common Stock | $0.00 | · | 19,764 | Acquired |
| Jan. 25, 2021 | WT | Performance Based Restricted Stock Units | Common Stock | $0.00 | · | 15,084 | Acquired |
| Jan. 25, 2019 | WT | Performance Based Restricted Stock Units | Common Stock | $0.00 | · | 24,299 | Acquired |
| May 7, 2015 | WT | Stock Option (right to buy) | Common Stock | $2.25 | Jan. 27, 2020 | 100,000 | Disposed |
| May 7, 2015 | WT | Stock Option (right to buy) | Common Stock | $1.07 | April 22, 2017 | 250,000 | Disposed |
| March 2, 2015 | WT | Stock Option (right to buy) | Common Stock | $1.07 | April 22, 2017 | 50,000 | Disposed |
| Aug. 25, 2014 | WT | Stock Option (right to buy) | Common Stock | $1.07 | April 22, 2017 | 5,350 | Disposed |
| Aug. 22, 2014 | WT | Stock Option (right to buy) | Common Stock | $1.07 | April 22, 2017 | 44,650 | Disposed |
| Aug. 20, 2012 | WT | Stock Option (right to buy) | Common Stock | $1.07 | April 22, 2017 | 100,000 | Disposed |
| Aug. 13, 2012 | WT | Stock Option (right to buy) | Common Stock | $1.07 | April 22, 2017 | 100,000 | Disposed |
| Feb. 3, 2012 | WT | Stock Option (right to buy) | Common Stock | $1.07 | April 22, 2017 | 27,768 | Disposed |
| Feb. 2, 2012 | WT | Stock Option (right to buy) | Common Stock | $1.07 | April 22, 2017 | 172,232 | Disposed |
| July 30, 2003 | WT | Stock Option (Right to Buy) | Common Stock | $0.10 | July 29, 2013 | 100,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 6 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| July 22, 2011 | WT | Common Stock | 408,401 | Direct |
| July 22, 2011 | WT | Common Stock | 105,197 | Direct |
| July 22, 2011 | WT | Common Stock | 9,600 | Indirect |
| July 22, 2011 | WT | Common Stock | 4,500 | Indirect |
| July 22, 2011 | WT | Stock Option (right to buy) | 800,000 | Direct |
| July 22, 2011 | WT | Stock Option (right to buy) | 100,000 | Direct |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2021 | $375,000 | $840,550 | · | · | · | · | $13,000 | $1,569,443 |
| 2020 | $375,000 | $551,000 | · | · | · | · | $13,000 | $1,121,936 |
| 2019 | $375,000 | $760,000 | · | · | · | · | $12,500 | $1,923,124 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.