David Jay Steinberg
Insider
First SEC filing: June 8, 2011 · Latest: June 8, 2011
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
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 |
|---|---|---|---|---|---|---|---|---|---|
| March 4, 2020 | CSGP | S | 850 | $714.00 | $606,900 | 6,456 Direct | -11.63% | Disposed | -61.7% (price as of 2026-10-02) |
| Sept. 19, 2019 | CSGP | A | 318 | · | · | 7,306 Direct | +4.55% | Acquired | (price as of 2026-10-02) |
| Sept. 20, 2018 | CSGP | A | 453 | · | · | 6,988 Direct | +6.93% | Acquired | (price as of 2026-10-02) |
| Sept. 13, 2017 | CSGP | A | 691 | · | · | 6,535 Direct | +11.82% | Acquired | (price as of 2026-10-02) |
| Sept. 15, 2016 | CSGP | A | 897 | · | · | 5,844 Direct | +18.13% | Acquired | (price as of 2026-10-02) |
| Sept. 9, 2015 | CSGP | A | 1,072 | · | · | 4,947 Direct | +27.66% | Acquired | (price as of 2026-10-02) |
| June 15, 2015 | CSGP | S | 1,225 | $204.82 | $250,904 | 3,875 Direct | -24.02% | Disposed | 33.7% (price as of 2026-10-02) |
| Sept. 11, 2014 | CSGP | A | 1,203 | · | · | 5,100 Direct | +30.87% | Acquired | (price as of 2026-10-02) |
| Sept. 19, 2013 | CSGP | A | 1,128 | · | · | 3,897 Direct | +40.74% | Acquired | (price as of 2026-10-02) |
| Sept. 27, 2012 | CSGP | A | 1,054 | · | · | 2,769 Direct | +61.46% | Acquired | (price as of 2026-10-02) |
| Sept. 8, 2011 | CSGP | A | 1,715 | · | · | 1,715 Direct | · | Acquired | (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.
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| June 8, 2011 | CSGP | Common Stock, par value $0.01 per share | 0 | Direct |