Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 28 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

28 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Aug. 11, 2008 CHTRP S 10b5-1 10,407 $1.08 $11,240 833,753 Direct -1.23% Disposed 1953.7% (price as of 2026-10-02)
April 1, 2008 CHTRP S 4,927 $0.90 $4,434 751,567 Direct -0.65% Disposed 2364.4% (price as of 2026-10-02)
March 31, 2008 CHTRP S 6,848 $0.90 $6,163 756,494 Direct -0.90% Disposed 2364.4% (price as of 2026-10-02)

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.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
July 12, 2023 EFSCP Phantom Stock Common Stock (1,603) · · 1,603 Acquired
Dec. 8, 2022 EFSCP Phantom Stock Common Stock (208) · · 208 Acquired
July 13, 2022 EFSCP Phantom Stock Common Stock (917) · · 917 Acquired
Dec. 9, 2021 EFSCP Phantom Stock Common Stock (198) · · 198 Acquired
July 9, 2021 EFSCP Phantom Stock Common Stock (816) · · 816 Acquired
Dec. 14, 2020 EFSCP Phantom Stock Common Stock (298) · · 298 Acquired
July 13, 2020 EFSCP Phantom Stock Common Stock (777) · · 777 Acquired
Nov. 30, 2009 CHTRP Stock Option Class A Common Stock (40,000) $2.85 July 23, 2012 40,000 Disposed
Nov. 30, 2009 CHTRP Stock Option Class A Common Stock (8,750) $1.52 April 29, 2013 8,750 Disposed
Nov. 30, 2009 CHTRP Stock Option Class A Common Stock (28,000) $5.17 Jan. 27, 2014 28,000 Disposed
Nov. 30, 2009 CHTRP Stock Option Class A Common Stock (83,700) $1.52 March 25, 2015 83,700 Disposed
Nov. 30, 2009 CHTRP Stock Option Class A Common Stock (31,100) $1.00 March 10, 2016 31,100 Disposed
Nov. 30, 2009 CHTRP Stock Option Class A Common Stock (100,000) $1.32 Aug. 29, 2016 100,000 Disposed
Nov. 30, 2009 CHTRP Stock Option Class A Common Stock (31,100) $2.84 March 9, 2017 31,100 Disposed

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

Initial ownership (Form 3) 12 holdings

07

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

DateTickerSecuritySharesOwnership
Feb. 13, 2017 EFSCP Common Stock 2,850 Indirect
Aug. 2, 2007 CHTRP Class A Common Stock · Direct
Aug. 2, 2007 CHTRP Class A Common Stock · Direct
Aug. 2, 2007 CHTRP Class A Common Stock · Direct
Aug. 2, 2007 CHTRP Class A Common Stock · Direct
Aug. 2, 2007 CHTRP Stock Options→ Class A Common Stock · Direct
Aug. 2, 2007 CHTRP Stock Options→ Class A Common Stock · Direct
Aug. 2, 2007 CHTRP Stock Options→ Class A Common Stock · Direct
Aug. 2, 2007 CHTRP Stock Options→ Class A Common Stock · Direct
Aug. 2, 2007 CHTRP Stock Options→ Class A Common Stock · Direct
Aug. 2, 2007 CHTRP Stock Options→ Class A Common Stock · Direct
Aug. 2, 2007 CHTRP Stock Options→ Class A Common Stock · Direct