Dennis Chookaszian
CIK 1120026 · View on SEC EDGAR ↗
Insider
First SEC filing: April 22, 2004 · Latest: Jan. 30, 2017
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 71 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
71 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Nov. 12, 2010 | PRDO | P | 7,000 | $17.50 | $122,500 | 7,000 Indirect | — | Acquired | 83.8% (price as of 2026-08-21) |
| Nov. 12, 2010 | PRDO | P | 7,000 | $17.50 | $122,500 | 7,000 Direct | — | Acquired | 83.8% (price as of 2026-08-21) |
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 |
|---|---|---|---|---|---|---|---|
| March 12, 2026 | PRDO | Non-Qualified Option (right to buy) | Common Stock (21,129) | $5.96 | May 24, 2026 | 21,129 | Disposed |
| March 6, 2025 | PRDO | Non-Qualified Option (right to buy) | Common Stock (26,664) | $3.93 | May 19, 2025 | 26,664 | Disposed |
| March 14, 2023 | PRDO | Non-qualified Option (right to buy) | Common Stock (16,000) | $2.82 | May 13, 2023 | 16,000 | Disposed |
| March 7, 2022 | PRDO | Non-Qualified Option (right to buy) | Common Stock (16,000) | $6.51 | May 16, 2022 | 16,000 | Disposed |
| Aug. 12, 2019 | PRDO | Non-Qualified Stock Option (right to buy | Common Stock (5,994) | $21.29 | Aug. 12, 2029 | 5,994 | Acquired |
| May 31, 2018 | PRDO | Non-Qualified Stock Option (right to buy | Common Stock (8,017) | $15.39 | May 31, 2028 | 8,017 | Acquired |
| May 23, 2017 | PRDO | Non-Qualified Stock Option (right to buy) | Common Stock (11,271) | $9.69 | May 23, 2027 | 11,271 | Acquired |
| May 24, 2016 | PRDO | Non-Qualified Stock Option (right to buy) | Common Stock (21,129) | $5.96 | May 24, 2026 | 21,129 | Acquired |
| May 19, 2015 | PRDO | Non-Qualified Stock Option (Right to buy) | Common Stock (26,664) | $3.93 | May 19, 2025 | 26,664 | Acquired |
| May 14, 2013 | PRDO | Non-Qualified Stock Option (right to buy) | Common Stock (16,000) | $2.82 | May 13, 2023 | 16,000 | Acquired |
| May 17, 2012 | PRDO | Non-Qualified Stock Option (right to buy) | Common Stock (16,000) | $6.51 | May 16, 2022 | 16,000 | Acquired |
| May 19, 2011 | PRDO | Non-Qualified Stock Option (right to buy) | Common Stock (16,000) | $22.13 | May 18, 2021 | 16,000 | Acquired |
| May 19, 2010 | PRDO | Non-Qualified Stock Option (right to buy) | Common Stock (24,000) | $30.67 | May 18, 2020 | 24,000 | Acquired |
| April 30, 2009 | PRDO | Employee Stock Option (right to buy) | Common Stock (24,000) | $22.04 | April 30, 2019 | 24,000 | Acquired |
| Feb. 20, 2009 | PRDO | Stock Option | Common Stock (24,000) | $18.64 | May 12, 2018 | 24,000 | Acquired |
| Feb. 20, 2009 | PRDO | Stock Option | Common Stock (24,000) | $33.96 | May 16, 2017 | 24,000 | Acquired |
| Feb. 20, 2009 | PRDO | Stock Option | Common Stock (24,000) | $30.80 | May 17, 2016 | 24,000 | Acquired |
| Feb. 20, 2009 | PRDO | Stock Option | Common Stock (24,000) | $34.70 | May 19, 2015 | 24,000 | Acquired |
| Feb. 20, 2009 | PRDO | Stock Option | Common Stock (24,000) | $62.56 | May 20, 2014 | 24,000 | Acquired |
| Feb. 20, 2009 | PRDO | Stock Option | Common Stock (48,000) | $29.35 | May 18, 2013 | 48,000 | Acquired |
| Feb. 20, 2009 | PRDO | Stock Option | Common Stock (24,000) | $24.60 | Oct. 13, 2012 | 24,000 | Acquired |
| May 13, 2008 | PRDO | Stock Option | Common Stock (24,000) | $18.64 | May 12, 2018 | 24,000 | Disposed |
| May 13, 2008 | PRDO | Employee Stock Option (right to buy) | Common Stock (24,000) | $18.64 | May 12, 2018 | 24,000 | Acquired |
| May 17, 2007 | PRDO | Stock Option | Common Stock (24,000) | $33.96 | May 16, 2017 | 24,000 | Disposed |
| May 17, 2007 | PRDO | Stock Option (right to buy) | Common Stock (24,000) | $33.96 | May 16, 2017 | 24,000 | Acquired |
| May 18, 2006 | PRDO | Stock Option | Common Stock (24,000) | $30.80 | May 17, 2016 | 24,000 | Disposed |
| May 18, 2006 | PRDO | Stock Option (right to buy) | Common Stock (24,000) | $30.80 | May 17, 2016 | 24,000 | Acquired |
| May 20, 2005 | PRDO | Stock Option | Common Stock (24,000) | $34.70 | May 19, 2015 | 24,000 | Disposed |
| May 20, 2005 | PRDO | Stock Option (right to buy) | Common Stock (24,000) | $34.70 | May 19, 2015 | 24,000 | Acquired |
| May 21, 2004 | PRDO | Stock Option | Common Stock (24,000) | $62.56 | May 20, 2014 | 24,000 | Disposed |
| May 21, 2004 | PRDO | Stock Option (right to buy) | Common Stock (24,000) | $62.56 | May 20, 2014 | 24,000 | Acquired |
| May 19, 2003 | PRDO | Stock Option | Common Stock (48,000) | $29.35 | May 18, 2013 | 48,000 | Disposed |
| Oct. 14, 2002 | PRDO | Stock Option | Common Stock (24,000) | $24.60 | Oct. 13, 2012 | 24,000 | Disposed |
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 |
|---|---|---|---|---|
| April 22, 2004 | CME | None | 0 | Direct |