Patrick W Gross

CIK 1184343 · View on SEC EDGAR ↗

Insider

First SEC filing: Feb. 9, 2009 · Latest: Feb. 9, 2009

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Insider at

Insider transactions

0 buys (P) 1 sells (S) Net: $-127,572 + 80 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

80 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
May 12, 2026 PRDO S 3,647 $34.98 $127,572 114,970 Direct -3.07% Disposed -6.3% (price as of 2026-08-19)
Nov. 18, 2024 PRDO S 3,400 $26.74 $90,916 69,635 Direct -4.66% Disposed 22.6% (price as of 2026-08-19)
March 8, 2023 PRDO S 16,000 $13.53 $216,480 58,952 Direct -21.35% Disposed 142.2% (price as of 2026-08-19)
Jan. 17, 2020 WM S 10b5-1 288 $120.12 $34,595 24,942 Direct -1.14% Disposed 88.9% (price as of 2026-08-19)
July 17, 2019 WM S 10b5-1 289 $118.61 $34,278 24,576 Direct -1.16% Disposed 91.3% (price as of 2026-08-19)
Jan. 17, 2019 WM S 10b5-1 365 $93.03 $33,956 24,207 Direct -1.49% Disposed 143.9% (price as of 2026-08-19)
July 18, 2018 WM S 10b5-1 406 $83.22 $33,787 23,743 Direct -1.68% Disposed 172.6% (price as of 2026-08-19)
Jan. 17, 2018 WM S 10b5-1 387 $88.30 $34,172 23,227 Direct -1.64% Disposed 156.9% (price as of 2026-08-19)
July 18, 2017 WM S 10b5-1 487 $74.68 $36,369 22,735 Direct -2.10% Disposed 203.8% (price as of 2026-08-19)
Feb. 10, 2017 COF S 41,060 $88.50 $3,633,810 47,839 Direct -46.19% Disposed 153.4% (price as of 2026-08-19)
Jan. 19, 2017 WM S 10b5-1 466 $69.26 $32,275 22,177 Direct -2.06% Disposed 227.6% (price as of 2026-08-19)
July 18, 2016 WM S 10b5-1 482 $67.19 $32,386 21,643 Direct -2.18% Disposed 237.7% (price as of 2026-08-19)
Jan. 19, 2016 WM S 10b5-1 633 $52.41 $33,176 21,090 Direct -2.91% Disposed 332.9% (price as of 2026-08-19)
July 17, 2015 WM S 10b5-1 673 $48.83 $32,863 20,366 Direct -3.20% Disposed 364.6% (price as of 2026-08-19)
May 4, 2015 COF S 10b5-1 3,800 $82.00 $311,600 45,399 Direct -7.72% Disposed 173.5% (price as of 2026-08-19)
Jan. 20, 2015 WM S 10b5-1 628 $52.72 $33,108 19,596 Direct -3.11% Disposed 330.3% (price as of 2026-08-19)
July 16, 2014 WM S 10b5-1 734 $44.59 $32,729 18,877 Direct -3.74% Disposed 408.8% (price as of 2026-08-19)
May 14, 2014 COF S 10,000 $77.28 $772,800 43,296 Direct -18.76% Disposed 190.2% (price as of 2026-08-19)
Jan. 16, 2014 WM S 10b5-1 699 $43.12 $30,141 18,036 Direct -3.73% Disposed 426.1% (price as of 2026-08-19)
Dec. 17, 2012 WM S 10b5-1 1,647 $33.60 $55,339 17,235 Direct -8.72% Disposed 575.2% (price as of 2026-08-19)

Showing latest 100 of 219 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
May 12, 2026 PRDO Non-Qualified Option (right to buy) Common Stock (21,129) $5.96 May 24, 2026 21,129 Disposed
Feb. 21, 2025 PRDO Non-Qualified Option (right to buy) Common Stock (26,664) $3.93 May 19, 2025 26,664 Disposed
March 8, 2023 PRDO Non-qualified Option (right to buy) Common Stock (16,000) $2.82 May 13, 2023 16,000 Disposed
Feb. 1, 2023 LQDT Restricted Stock Unit Grant Common Stock (7,613) — Feb. 1, 2023 7,613 Disposed
March 2, 2022 PRDO Non-Qualified Option (right to buy) Common Stock (16,000) $6.51 May 16, 2022 16,000 Disposed
Feb. 1, 2022 LQDT Stock Option Common Stock (1,767) $19.21 Feb. 1, 2032 1,767 Acquired
Feb. 1, 2022 LQDT Restricted Stock Grant Common Stock (3,346) — Feb. 1, 2022 3,346 Disposed
Feb. 1, 2022 LQDT Restricted Stock Grant Common Stock (7,613) — Feb. 1, 2023 7,613 Acquired
Feb. 1, 2021 LQDT Restricted Stock Grant Common Stock (19,502) — Feb. 1, 2021 19,502 Disposed
Feb. 1, 2021 LQDT Restricted Stock Grant Common Stock (3,346) — Feb. 1, 2022 3,346 Acquired
Feb. 1, 2021 LQDT Stock Option Common Stock (7,451) $21.48 Feb. 1, 2031 7,451 Acquired
Feb. 3, 2020 LQDT Restricted Stock Grant Common Stock (17,353) — Feb. 1, 2020 17,353 Disposed
Feb. 3, 2020 LQDT Restricted Stock Grant Common Stock (19,502) — Feb. 1, 2021 19,502 Acquired
Feb. 3, 2020 LQDT Employee Stock Option Common Stock (20,939) $5.32 Feb. 1, 2030 20,939 Acquired
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
Feb. 10, 2017 COF Stock Options Common Stock (9,111) $54.07 May 7, 2022 9,111 Disposed
Feb. 10, 2017 COF Stock Options Common Stock (8,851) $53.03 May 10, 2021 8,851 Disposed
Feb. 10, 2017 COF Stock Options Common Stock (8,795) $16.93 April 22, 2019 8,795 Disposed
Feb. 10, 2017 COF Stock Options Common Stock (10,205) $47.29 April 23, 2018 10,205 Disposed
Feb. 10, 2017 COF Stock Options Common Stock (4,098) $74.72 April 25, 2017 4,098 Disposed
Feb. 1, 2017 LQDT Restricted Stock Grant Common Stock (15,128) $9.75 Feb. 1, 2027 15,128 Acquired
Feb. 1, 2017 LQDT Restricted Stock Grant Common Stock (6,041) $6.29 Feb. 1, 2026 6,041 Disposed
May 24, 2016 PRDO Non-Qualified Stock Option (Right to buy) Common Stock (21,129) $5.96 May 24, 2026 21,129 Acquired
Feb. 1, 2016 LQDT Restricted Stock Grant Common Stock (6,041) $6.29 Feb. 1, 2026 6,041 Acquired
Feb. 1, 2016 LQDT Employee Stock Option Common Stock (84,896) $6.29 Feb. 1, 2026 84,896 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 4, 2015 COF Stock Options [F1] Common Stock (3,800) $74.16 May 31, 2015 3,800 Disposed
March 4, 2015 LQDT Restricted Stock Grant Common Stock (3,862) $9.84 Feb. 1, 2025 3,862 Acquired
March 4, 2015 LQDT Employee Stock Option Common Stock (39,103) $9.84 Feb. 1, 2025 39,103 Acquired
May 14, 2014 COF Stock Options Common Stock (10,000) $16.93 April 22, 2019 10,000 Disposed
Feb. 3, 2014 LQDT Restricted Stock Grant Common Stock (10,000) $21.53 Feb. 1, 2024 10,000 Acquired
Feb. 3, 2014 LQDT Employee Stock Option Common Stock (20,061) $21.53 Feb. 1, 2024 20,061 Acquired
June 3, 2013 LQDT Employee Stock Option Common Stock (5,954) $40.11 Feb. 1, 2023 5,954 Acquired
June 3, 2013 LQDT Restricted Stock Grant Common Stock (947) $40.11 Feb. 1, 2023 947 Acquired
May 14, 2013 PRDO Non-Qualified Stock Option (right to buy) Common Stock (16,000) $2.82 May 13, 2023 16,000 Acquired
June 12, 2012 LQDT Employee Stock Option Common Stock (15,082) $11.66 June 3, 2018 10,625 Disposed
May 17, 2012 PRDO Non-Qualified Stock Option (right to buy) Common Stock (16,000) $6.51 May 16, 2022 16,000 Acquired
May 8, 2012 COF Stock Options Common Stock (9,111) $54.07 May 7, 2022 9,111 Acquired
March 19, 2012 COF Stock Options [F1] Common Stock (29,008) $31.76 Nov. 6, 2012 29,008 Disposed
March 16, 2012 COF Stock Options [F1] Common Stock (992) $31.76 Nov. 6, 2012 992 Disposed
March 9, 2012 COF Stock Options [F1] Common Stock (30,000) $31.76 Nov. 6, 2012 30,000 Disposed
Feb. 17, 2012 LQDT Restricted Stock Grant Common Stock (851) $42.31 Feb. 1, 2022 851 Acquired
Feb. 17, 2012 LQDT Employee Stock Option Common Stock (5,328) $42.31 Feb. 1, 2022 5,328 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 11, 2011 COF Stock Options Common Stock (8,851) $53.03 May 10, 2021 8,851 Acquired
Feb. 1, 2011 LQDT Restricted Stock Grant Common Stock (2,517) $14.30 Feb. 1, 2021 2,517 Acquired
Feb. 1, 2011 LQDT Employee Stock Option Common Stock (15,012) $14.30 Feb. 1, 2021 15,012 Acquired
May 19, 2010 PRDO Non-Qualified Stock Option (right to buy) Common Stock (24,000) $30.67 May 18, 2020 24,000 Acquired
Feb. 1, 2010 LQDT Restricted Share Grant Common Stock (3,364) $10.70 Feb. 1, 2020 3,364 Acquired
Feb. 1, 2010 LQDT Employee Stock Option Common Stock (18,612) $10.70 Feb. 1, 2020 18,612 Acquired
April 30, 2009 PRDO Employee Stock Option (right to buy) Common Stock (24,000) $22.04 April 30, 2019 24,000 Acquired
April 29, 2009 LQDT Restricted Shares Common Stock (2,573) $11.66 June 3, 2018 2,573 Disposed
April 29, 2009 LQDT Restricted Shares Common Stock (2,573) $11.66 June 3, 2018 2,573 Disposed
April 28, 2009 LQDT Employee Stock Option Common Stock $8.55 April 28, 2019 21,086 Acquired
April 28, 2009 LQDT Employee Stock Option Common Stock (25,303) $8.55 April 28, 2019 25,303 Acquired
April 23, 2009 COF Stock Options Common Stock (18,795) $16.93 April 22, 2019 18,795 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) $33.56 Dec. 22, 2015 24,000 Acquired
Dec. 22, 2008 WM Stock Units Common Stock (5,535) $0.00 Aug. 8, 1988 5,535 Disposed
June 3, 2008 LQDT Employee Stock Option Common Stock (15,082) $11.66 June 3, 2018 15,082 Acquired
June 3, 2008 LQDT Employee Stock Option Common Stock (2,573) $11.66 June 3, 2018 2,573 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
April 24, 2008 COF Stock Options Common Stock (10,205) $47.29 April 23, 2018 10,205 Acquired
April 21, 2008 COF Stock Options Common Stock (21,000) $33.89 April 22, 2008 21,000 Disposed
Oct. 1, 2007 LQDT Employee Stock Option Common Stock (10,272) $11.19 Oct. 1, 2017 10,272 Acquired
July 15, 2007 WM Stock Units [F1] Common Stock (2,146) $0.00 Aug. 8, 1988 2,146 Acquired
July 15, 2007 WM Stock Units [F1] Common Stock (2,146) $0.00 Aug. 8, 1988 2,146 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
April 26, 2007 COF Director Stock Option (Right to Buy) Common Stock (4,098) $74.72 April 25, 2017 4,098 Acquired
Jan. 23, 2007 COF Director Stock Option (Right to Buy) Common Stock (21,000) $11.52 April 23, 2007 21,000 Disposed
Jan. 15, 2007 WM Stock Units [F1] Common Stock (1,762) $0.00 Aug. 8, 1988 1,762 Acquired
Oct. 2, 2006 LQDT Employee Stock Option (right to buy) Common Stock (11,271) $14.75 Oct. 2, 2016 11,271 Acquired
July 15, 2006 WM Stock Units [F1] Common Stock (1,324) $0.00 Aug. 8, 1988 1,324 Acquired
May 31, 2006 COF Director Stock Option (Right to Buy) Common Stock (4,600) $82.62 May 30, 2016 4,600 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
April 3, 2006 LQDT Employee Stock Option (Right to Buy) Common Stock (20,000) $12.89 April 3, 2016 20,000 Acquired
Dec. 23, 2005 PRDO Stock Option Common Stock (24,000) $33.56 Dec. 22, 2015 24,000 Disposed
Nov. 16, 2005 COF Director Stock Option (Right to Buy) Common Stock (21,000) $8.88 April 17, 2006 21,000 Disposed
May 31, 2005 COF Director Stock Option (Right to Buy) Common Stock (3,800) $74.16 May 31, 2015 3,800 Acquired
Aug. 18, 2004 COF Director Stock Option (Right to Buy) Common Stock (21,000) $6.63 April 26, 2005 21,000 Disposed

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 3 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
June 30, 2006 WM Common Stock 0 Direct
Feb. 22, 2006 LQDT Common Stock 150,000 Direct
Dec. 30, 2005 PRDO Stock Option (right to buy)→ Common Stock (24,000) 24,000 Direct