Michael R Klein
CIK 1066062 · View on SEC EDGAR ↗
Insider
First SEC filing: May 17, 2024 · Latest: May 17, 2024
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Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 72 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
72 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Oct. 25, 2024 | CSGP | S | 71,633 | $74.69 | $5,350,269 | 1,913,501 Direct | -3.61% | Disposed | -55.5% (price as of 2026-08-19) |
| May 16, 2024 | TPC | S | 183,750 | $19.41 | $3,566,588 | 25,226 Direct | -87.93% | Disposed | 355.7% (price as of 2026-08-19) |
| May 15, 2024 | TPC | S | 181,155 | $19.99 | $3,621,288 | 208,976 Direct | -46.43% | Disposed | 342.5% (price as of 2026-08-19) |
| Aug. 5, 2022 | CSGP | S | 150,000 | $72.42 | $10,863,000 | 2,074,767 Direct | -6.74% | Disposed | -54.1% (price as of 2026-08-19) |
| May 7, 2020 | CSGP | S | 11,361 | $636.51 | $7,231,390 | 231,414 Direct | -4.68% | Disposed | -47.8% (price as of 2026-08-19) |
| May 6, 2020 | CSGP | S | 3,639 | $647.52 | $2,356,325 | 242,775 Direct | -1.48% | Disposed | -48.7% (price as of 2026-08-19) |
| Aug. 6, 2018 | CSGP | S | 15,000 | $420.69 | $6,310,350 | 264,729 Direct | -5.36% | Disposed | -21.1% (price as of 2026-08-19) |
| March 22, 2018 | CSGP | S | 3,000 | $361.61 | $1,084,830 | 289,729 Direct | -1.02% | Disposed | -8.2% (price as of 2026-08-19) |
| June 26, 2017 | CSGP | S | 20,000 | $265.01 | $5,300,200 | 310,469 Direct | -6.05% | Disposed | 25.3% (price as of 2026-08-19) |
| Sept. 20, 2012 | CSGP | S | 43,149 | $81.74 | $3,526,999 | 321,390 Direct | -11.84% | Disposed | 306.3% (price as of 2026-08-19) |
| Sept. 19, 2012 | CSGP | S | 29,840 | $83.34 | $2,486,866 | 364,539 Direct | -7.57% | Disposed | 298.5% (price as of 2026-08-19) |
| Sept. 18, 2012 | CSGP | S | 27,011 | $82.94 | $2,240,292 | 394,379 Direct | -6.41% | Disposed | 300.4% (price as of 2026-08-19) |
| Aug. 10, 2011 | TPC | P | 50,000 | $12.63 | $631,500 | 395,237 Direct | +14.48% | Acquired | 600.4% (price as of 2026-08-19) |
| Aug. 9, 2011 | TPC | P | 100,000 | $12.27 | $1,227,000 | 345,237 Direct | +40.78% | Acquired | 620.9% (price as of 2026-08-19) |
| Nov. 11, 2010 | CSGP | S | 500,000 | $50.00 | $25,000,000 | 410,675 Direct | -54.90% | Disposed | 564.2% (price as of 2026-08-19) |
| June 11, 2010 | TPC | P | 30,000 | $17.46 | $523,800 | 234,701 Direct | +14.66% | Acquired | 406.6% (price as of 2026-08-19) |
| Nov. 27, 2009 | TPC | P | 7,700 | $16.86 | $129,822 | 204,701 Direct | +3.91% | Acquired | 424.7% (price as of 2026-08-19) |
| Nov. 25, 2009 | TPC | P | 3,500 | $16.93 | $59,255 | 197,001 Direct | +1.81% | Acquired | 422.5% (price as of 2026-08-19) |
| Nov. 24, 2009 | TPC | P | 3,806 | $16.35 | $62,228 | 193,501 Direct | +2.01% | Acquired | 441.0% (price as of 2026-08-19) |
| Sept. 17, 2008 | TPC | P | 40,000 | $23.67 | $946,800 | 185,076 Direct | +27.57% | Acquired | 273.7% (price as of 2026-08-19) |
| May 30, 2008 | TPC | P | 25,000 | $40.45 | $1,011,250 | 45,076 Direct | +124.53% | Acquired | 118.7% (price as of 2026-08-19) |
| Aug. 10, 2007 | TPC | P | 10,000 | $47.92 | $479,200 | 17,168 Direct | +139.51% | Acquired | 84.6% (price as of 2026-08-19) |
| March 29, 2006 | CSGP | S | 16,500 | $51.70 | $853,050 | 902,557 Direct | -1.80% | Disposed | 542.3% (price as of 2026-08-19) |
| March 28, 2006 | CSGP | S | 15,024 | $51.20 | $769,229 | 919,057 Direct | -1.61% | Disposed | 548.6% (price as of 2026-08-19) |
| March 16, 2006 | CSGP | S | 8,097 | $51.00 | $412,947 | 934,081 Direct | -0.86% | Disposed | 551.1% (price as of 2026-08-19) |
| March 15, 2006 | CSGP | S | 16,967 | $51.06 | $866,335 | 942,178 Direct | -1.77% | Disposed | 550.4% (price as of 2026-08-19) |
| March 14, 2006 | CSGP | S | 13,412 | $51.17 | $686,292 | 959,145 Direct | -1.38% | Disposed | 549.0% (price as of 2026-08-19) |
| March 13, 2006 | CSGP | S | 30,000 | $51.96 | $1,558,800 | 972,557 Direct | -2.99% | Disposed | 539.1% (price as of 2026-08-19) |
Showing latest 100 of 109 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 |
|---|---|---|---|---|---|---|---|
| June 5, 2013 | CSGP | Option to Acquire Common Stock | Common Stock (5,000) | $44.86 | Sept. 8, 2014 | 5,000 | Disposed |
| June 5, 2013 | CSGP | Option to Acquire Common Stock | Common Stock (5,000) | $30.06 | Sept. 3, 2013 | 5,000 | Disposed |
| Aug. 3, 2012 | CSGP | Option to Acquire Common Stock | Common Stock (6,000) | $22.87 | Sept. 8, 2012 | 6,000 | Disposed |
| June 21, 2011 | CSGP | Option to Acquire Common Stock | Common Stock (3,000) | $17.97 | Sept. 27, 2011 | 3,000 | Disposed |
| Dec. 8, 2004 | TPC | Stock Option (right to buy) | Common Stock (8,000) | $3.12 | May 24, 2010 | 8,000 | Disposed |
| Dec. 8, 2004 | TPC | Stock Option (right to buy) | Common Stock (100,000) | $4.50 | Nov. 14, 2010 | 100,000 | Disposed |
| Oct. 21, 2004 | TPC | Stock Option (right to buy) | Common Stock (25,000) | $8.38 | Jan. 16, 2005 | 25,000 | Disposed |
| Sept. 9, 2004 | CSGP | Options to acquire Common Stock | Common Stock (5,000) | $44.86 | Sept. 8, 2014 | 5,000 | Acquired |
| Sept. 4, 2003 | CSGP | Options to acquire Common Stock | Common Stock (5,000) | $30.06 | Sept. 3, 2013 | 5,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).