Thomas M Wierdsma
CIK 1387401 · View on SEC EDGAR ↗
First SEC filing: Jan. 22, 2007 · Latest: Feb. 10, 2012
On this page
- Insider at Companies where this person is a reporting insider.
- Insider transactions Every share this person bought or sold, from Form 4 filings.
- Derivatives Options and other derivative holdings reported by this person.
- Initial holdings The stakes this person held when they first started reporting.
- Compensation Executive pay disclosed in company proxy statements.
Insider at
Insider transactions
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 |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 12, 2015 | GEO | S | 5,441 | $33.91 | $184,504 | 48,893 Direct | -10.01% | Disposed | 36.3% (price as of 2026-08-20) |
| Aug. 12, 2015 | GEO | S | 900 | $33.89 | $30,501 | 54,334 Direct | -1.63% | Disposed | 36.4% (price as of 2026-08-20) |
| Aug. 12, 2015 | GEO | S | 1,158 | $33.89 | $39,245 | 46,564 Direct | -2.43% | Disposed | 36.4% (price as of 2026-08-20) |
| March 3, 2014 | GEO | S | 208 | $32.41 | $6,741 | 34,192 Direct | -0.60% | Disposed | 42.6% (price as of 2026-08-20) |
| March 3, 2014 | GEO | S | 1,368 | $32.41 | $44,337 | 33,640 Direct | -3.91% | Disposed | 42.6% (price as of 2026-08-20) |
| Sept. 3, 2013 | GEO | S | 724 | $30.89 | $22,364 | 30,008 Direct | -2.36% | Disposed | 49.6% (price as of 2026-08-20) |
| Aug. 15, 2013 | GEO | S | 2,036 | $33.11 | $67,412 | 22,068 Direct | -8.45% | Disposed | 39.6% (price as of 2026-08-20) |
| March 1, 2013 | GEO | S | 4,000 | $34.22 | $136,880 | 18,345 Direct | -17.90% | Disposed | 35.1% (price as of 2026-08-20) |
| Dec. 31, 2012 | GEO | S | 4,339 | $29.12 | $126,352 | 10,185 Direct | -29.87% | Disposed | 58.7% (price as of 2026-08-20) |
| Dec. 11, 2012 | GEO | S | 50,000 | $29.27 | $1,463,500 | 9,823 Direct | -83.58% | Disposed | 57.9% (price as of 2026-08-20) |
| March 1, 2012 | GEO | S | 2,177 | $18.02 | $39,230 | 14,500 Direct | -13.05% | Disposed | 156.5% (price as of 2026-08-20) |
| Sept. 1, 2011 | GEO | S | 397 | $21.23 | $8,428 | 28,223 Direct | -1.39% | Disposed | 117.7% (price as of 2026-08-20) |
| May 9, 2011 | GEO | S | 662 | $25.30 | $16,749 | 28,620 Direct | -2.26% | Disposed | 82.7% (price as of 2026-08-20) |
| Sept. 1, 2010 | GEO | S | 396 | $22.59 | $8,946 | 14,282 Direct | -2.70% | Disposed | 104.6% (price as of 2026-08-20) |
| May 10, 2010 | GEO | S | 661 | $21.00 | $13,881 | 14,678 Direct | -4.31% | Disposed | 120.1% (price as of 2026-08-20) |
| May 15, 2009 | GEO | S | 661 | $15.90 | $10,510 | 9,339 Direct | -6.61% | Disposed | 190.7% (price as of 2026-08-20) |
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 |
|---|---|---|---|---|---|---|---|
| Aug. 12, 2015 | GEO | Stock Options | Common Stock (8,670) | $21.29 | March 1, 2021 | 8,670 | Disposed |
| Aug. 12, 2015 | GEO | Stock Options | Common Stock (1,734) | $18.23 | Oct. 28, 2019 | 1,734 | Disposed |
| Aug. 22, 2013 | GEO | Stock Option | Common Stock (6,936) | $18.23 | Oct. 28, 2019 | 6,936 | Disposed |
| Dec. 11, 2012 | GEO | Stock Option | Common Stock (10,000) | $16.69 | Oct. 30, 2018 | 10,000 | Disposed |
| Dec. 11, 2012 | GEO | Stock Option | Common Stock (40,000) | $20.62 | Jan. 18, 2017 | 40,000 | Disposed |
| March 1, 2011 | GEO | Stock Option | Common Stock (7,500) | $24.61 | March 1, 2021 | 7,500 | Acquired |
| Oct. 28, 2009 | GEO | Stock Option | Common Stock (7,500) | $21.07 | Oct. 28, 2019 | 7,500 | Acquired |
| Oct. 30, 2008 | GEO | Stock Option | Common Stock (10,000) | $16.69 | Oct. 30, 2018 | 10,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Jan. 22, 2007 | GEO | Stock Option [F1]→ Common Stock (20,000) | 20,000 | 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 |
|---|---|---|---|---|---|---|---|---|
| 2014 | $408,447 | — | — | — | $287,336 | $135,054 | $2,653 | $1,071,953 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.