Robin Tomasello
Insider
First SEC filing: June 10, 2026 · Latest: June 10, 2026
Insider at
Insider transactions
0 buys (P)
11 sells (S)
Net: $-1,403,585
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 |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 10, 2026 | S | S 10b5-1 | 13,311 | $19.95 | $265,554 | 405,112 Direct | -3.18% | Disposed | 25.6% (price as of 2026-10-02) |
| Sept. 8, 2026 | S | S 10b5-1 | 7,235 | $19.44 | $140,648 | 432,628 Direct | -1.64% | Disposed | 28.9% (price as of 2026-10-02) |
| Sept. 8, 2026 | S | S | 14,205 | $19.79 | $281,117 | 418,423 Direct | -3.28% | Disposed | 26.6% (price as of 2026-10-02) |
| Aug. 6, 2026 | S | S | 5,467 | $20.08 | $109,777 | 439,863 Direct | -1.23% | Disposed | 24.8% (price as of 2026-10-02) |
| June 8, 2026 | S | S | 11,905 | $15.70 | $186,908 | 445,330 Direct | -2.60% | Disposed | 59.6% (price as of 2026-10-02) |
| May 6, 2026 | S | S | 2,459 | $15.65 | $38,483 | 457,235 Direct | -0.53% | Disposed | 60.1% (price as of 2026-10-02) |
| April 15, 2026 | S | A | 56,171 | · | · | 459,694 Direct | +13.92% | Acquired | (price as of 2026-10-02) |
| March 25, 2026 | S | S | 1,496 | $13.37 | $20,002 | 403,523 Direct | -0.37% | Disposed | 87.4% (price as of 2026-10-02) |
| March 23, 2026 | S | A | 4,148 | · | · | 405,019 Direct | +1.03% | Acquired | (price as of 2026-10-02) |
| March 6, 2026 | S | S | 10,163 | $13.81 | $140,351 | 400,871 Direct | -2.47% | Disposed | 81.5% (price as of 2026-10-02) |
| Feb. 6, 2026 | S | S | 2,975 | $13.15 | $39,121 | 411,034 Direct | -0.72% | Disposed | 90.6% (price as of 2026-10-02) |
| Dec. 15, 2025 | S | A | 127,084 | · | · | 412,635 Direct | +44.50% | Acquired | (price as of 2026-10-02) |
| Dec. 8, 2025 | S | S | 8,509 | $14.58 | $124,061 | 285,551 Direct | -2.89% | Disposed | 71.9% (price as of 2026-10-02) |
| Nov. 6, 2025 | S | S | 3,476 | $16.56 | $57,563 | 294,060 Direct | -1.17% | Disposed | 51.3% (price as of 2026-10-02) |
| Sept. 8, 2025 | S | S | 8,508 | $18.69 | $159,015 | 297,536 Direct | -2.78% | Disposed | 34.1% (price as of 2026-10-02) |
| Aug. 6, 2025 | S | S | 2,921 | $17.31 | $50,563 | 306,044 Direct | -0.95% | Disposed | 44.8% (price as of 2026-10-02) |
| June 6, 2025 | S | S | 5,996 | $18.28 | $109,607 | 308,591 Direct | -1.91% | Disposed | 37.1% (price as of 2026-10-02) |
| April 15, 2025 | S | A | 81,103 | · | · | 314,587 Direct | +34.74% | Acquired | (price as of 2026-10-02) |
| March 27, 2025 | S | S | 1,496 | $19.77 | $29,576 | 233,484 Direct | -0.64% | Disposed | 26.8% (price as of 2026-10-02) |
| March 21, 2025 | S | M | 4,295 | · | · | 234,980 Direct | +1.86% | Acquired | (price as of 2026-10-02) |
| March 21, 2025 | S | M | 4,295 | · | · | 13,795 Direct | -23.74% | Disposed | (price as of 2026-10-02) |
| March 6, 2025 | S | S | 6,378 | $19.55 | $124,690 | 230,685 Direct | -2.69% | Disposed | 28.2% (price as of 2026-10-02) |
| Dec. 6, 2024 | S | S | 8,440 | $25.04 | $211,338 | 227,815 Direct | -3.57% | Disposed | 0.1% (price as of 2026-10-02) |
| Sept. 16, 2024 | S | A | 42,713 | · | · | 236,255 Direct | +22.07% | Acquired | (price as of 2026-10-02) |
| Sept. 6, 2024 | S | S | 5,022 | $22.80 | $114,502 | 193,542 Direct | -2.53% | Disposed | 9.9% (price as of 2026-10-02) |
| June 6, 2024 | S | S | 5,022 | $17.30 | $86,881 | 198,174 Direct | -2.47% | Disposed | 44.9% (price as of 2026-10-02) |
| March 6, 2024 | S | S | 4,001 | $27.25 | $109,027 | 203,196 Direct | -1.93% | Disposed | -8.0% (price as of 2026-10-02) |
| Feb. 15, 2024 | S | A | 54,706 | · | · | 207,197 Direct | +35.87% | Acquired | (price as of 2026-10-02) |
| Dec. 6, 2023 | S | S | 3,679 | $22.80 | $83,881 | 151,391 Direct | -2.37% | Disposed | 9.9% (price as of 2026-10-02) |
| Sept. 6, 2023 | S | S | 3,735 | $17.57 | $65,624 | 155,070 Direct | -2.35% | Disposed | 42.6% (price as of 2026-10-02) |
| June 6, 2023 | S | S | 3,793 | $12.64 | $47,944 | 158,805 Direct | -2.33% | Disposed | 98.3% (price as of 2026-10-02) |
| March 6, 2023 | S | S | 1,744 | $16.57 | $28,898 | 162,598 Direct | -1.06% | Disposed | 51.2% (price as of 2026-10-02) |
| Feb. 15, 2023 | S | A | 92,819 | · | · | 164,342 Direct | +129.78% | Acquired | (price as of 2026-10-02) |
| Dec. 6, 2022 | S | S | 6,669 | $14.25 | $95,033 | 70,526 Direct | -8.64% | Disposed | 75.9% (price as of 2026-10-02) |
| Feb. 7, 2022 | S | A | 7,036 | · | · | 76,619 Direct | +10.11% | Acquired | (price as of 2026-10-02) |
| Dec. 10, 2021 | S | A | 69,583 | · | · | 69,583 Direct | · | Acquired | (price as of 2026-10-02) |
| Oct. 12, 2021 | CHGG | F | 166 | $62.60 | $10,392 | 55,719 Direct | -0.30% | Disposed | -98.8% (price as of 2026-10-02) |
| Sept. 1, 2021 | CHGG | F | 1,195 | $83.33 | $99,579 | 55,885 Direct | -2.09% | Disposed | -99.1% (price as of 2026-10-02) |
| July 12, 2021 | CHGG | F | 661 | $84.51 | $55,861 | 57,080 Direct | -1.14% | Disposed | -99.1% (price as of 2026-10-02) |
| June 1, 2021 | CHGG | F | 1,194 | $76.32 | $91,126 | 57,741 Direct | -2.03% | Disposed | -99.0% (price as of 2026-10-02) |
| March 1, 2021 | CHGG | A | 14,587 | · | · | 14,587 Direct | · | Acquired | (price as of 2026-10-02) |
| March 1, 2021 | CHGG | A | 10,095 | · | · | 65,039 Direct | +18.37% | Acquired | (price as of 2026-10-02) |
| March 1, 2021 | CHGG | F | 6,352 | $99.05 | $629,166 | 58,687 Direct | -9.77% | Disposed | -99.3% (price as of 2026-10-02) |
| March 1, 2021 | CHGG | A | 0 | · | · | 14,587 Direct | 0.00% | Acquired | (price as of 2026-10-02) |
| Dec. 1, 2020 | CHGG | F | 588 | $78.40 | $46,099 | 54,944 Direct | -1.06% | Disposed | -99.1% (price as of 2026-10-02) |
| Nov. 20, 2020 | CHGG | S | 32,016 | $71.45 | $2,287,543 | 55,532 Direct | -36.57% | Disposed | -99.0% (price as of 2026-10-02) |
| Sept. 1, 2020 | CHGG | F | 589 | $76.58 | $45,106 | 87,394 Direct | -0.67% | Disposed | -99.0% (price as of 2026-10-02) |
| June 1, 2020 | CHGG | F | 588 | $62.43 | $36,709 | 87,983 Direct | -0.66% | Disposed | -98.8% (price as of 2026-10-02) |
| March 1, 2020 | CHGG | A | 14,664 | · | · | 101,738 Direct | +16.84% | Acquired | (price as of 2026-10-02) |
| March 1, 2020 | CHGG | F | 13,584 | $39.21 | $532,629 | 88,154 Direct | -13.35% | Disposed | -98.1% (price as of 2026-10-02) |
| Dec. 12, 2019 | CHGG | S | 4,877 | $37.05 | $180,693 | 91,603 Direct | -5.05% | Disposed | -98.0% (price as of 2026-10-02) |
| Dec. 12, 2019 | CHGG | S | 4,529 | $37.00 | $167,573 | 87,074 Direct | -4.94% | Disposed | -98.0% (price as of 2026-10-02) |
| April 1, 2019 | CHGG | F | 3,444 | $37.75 | $130,011 | 95,531 Direct | -3.48% | Disposed | -98.0% (price as of 2026-10-02) |
| March 1, 2019 | CHGG | A | 14,225 | · | · | 112,837 Direct | +14.43% | Acquired | (price as of 2026-10-02) |
| March 1, 2019 | CHGG | F | 13,862 | $40.42 | $560,302 | 98,975 Direct | -12.28% | Disposed | -98.2% (price as of 2026-10-02) |
| Feb. 23, 2019 | CHGG | F | 6,347 | $39.13 | $248,358 | 98,612 Direct | -6.05% | Disposed | -98.1% (price as of 2026-10-02) |
| Oct. 1, 2018 | CHGG | F | 507 | $27.42 | $13,902 | 104,959 Direct | -0.48% | Disposed | -97.3% (price as of 2026-10-02) |
| July 1, 2018 | CHGG | F | 507 | $27.79 | $14,090 | 103,769 Direct | -0.49% | Disposed | -97.3% (price as of 2026-10-02) |
| April 1, 2018 | CHGG | F | 3,950 | $20.66 | $81,607 | 104,276 Direct | -3.65% | Disposed | -96.4% (price as of 2026-10-02) |
| March 16, 2018 | CHGG | M | 14,564 | $7.88 | $114,764 | 140,290 Direct | +11.58% | Acquired | -90.6% (price as of 2026-10-02) |
| March 16, 2018 | CHGG | M | 2,777 | $8.41 | $23,355 | 143,067 Direct | +1.98% | Acquired | -91.2% (price as of 2026-10-02) |
| March 16, 2018 | CHGG | M | 13,889 | $8.41 | $116,806 | 156,956 Direct | +9.71% | Acquired | -91.2% (price as of 2026-10-02) |
| March 16, 2018 | CHGG | M | 2,636 | $7.88 | $20,772 | 159,592 Direct | +1.68% | Acquired | -90.6% (price as of 2026-10-02) |
| March 16, 2018 | CHGG | M | 6,638 | $12.50 | $82,975 | 166,230 Direct | +4.16% | Acquired | -94.1% (price as of 2026-10-02) |
| March 16, 2018 | CHGG | S | 58,004 | $21.34 | $1,237,805 | 108,226 Direct | -34.89% | Disposed | -96.5% (price as of 2026-10-02) |
| March 16, 2018 | CHGG | M | 14,564 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| March 16, 2018 | CHGG | M | 2,777 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| March 16, 2018 | CHGG | M | 13,889 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| March 16, 2018 | CHGG | M | 2,636 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| March 16, 2018 | CHGG | M | 6,638 | · | · | 1,733 Direct | -79.30% | Disposed | (price as of 2026-10-02) |
| March 15, 2018 | CHGG | M | 14,800 | $7.88 | $116,624 | 169,403 Direct | +9.57% | Acquired | -90.6% (price as of 2026-10-02) |
| March 15, 2018 | CHGG | S | 43,677 | $21.90 | $956,526 | 125,726 Direct | -25.78% | Disposed | -96.6% (price as of 2026-10-02) |
| March 15, 2018 | CHGG | M | 14,800 | · | · | 14,564 Direct | -50.40% | Disposed | (price as of 2026-10-02) |
| March 14, 2018 | CHGG | S | 37,268 | $21.83 | $813,560 | 154,603 Direct | -19.42% | Disposed | -96.6% (price as of 2026-10-02) |
| March 1, 2018 | CHGG | A | 29,187 | · | · | 198,934 Direct | +17.19% | Acquired | (price as of 2026-10-02) |
| March 1, 2018 | CHGG | F | 7,063 | $19.70 | $139,141 | 191,871 Direct | -3.55% | Disposed | -96.3% (price as of 2026-10-02) |
| Feb. 23, 2018 | CHGG | F | 7,716 | $20.35 | $157,021 | 169,747 Direct | -4.35% | Disposed | -96.4% (price as of 2026-10-02) |
| Feb. 1, 2018 | CHGG | F | 2,041 | $17.32 | $35,350 | 177,463 Direct | -1.14% | Disposed | -95.7% (price as of 2026-10-02) |
| Jan. 1, 2018 | CHGG | F | 449 | $16.32 | $7,328 | 179,504 Direct | -0.25% | Disposed | -95.5% (price as of 2026-10-02) |
| Oct. 1, 2017 | CHGG | F | 384 | $14.84 | $5,699 | 179,953 Direct | -0.21% | Disposed | -95.0% (price as of 2026-10-02) |
| July 1, 2017 | CHGG | F | 384 | $12.29 | $4,719 | 177,157 Direct | -0.22% | Disposed | -94.0% (price as of 2026-10-02) |
| April 1, 2017 | CHGG | F | 2,994 | $8.44 | $25,269 | 177,541 Direct | -1.66% | Disposed | -91.3% (price as of 2026-10-02) |
| March 1, 2017 | CHGG | A | 61,274 | · | · | 180,535 Direct | +51.38% | Acquired | (price as of 2026-10-02) |
| Feb. 24, 2017 | CHGG | F | 1,930 | $8.20 | $15,826 | 119,261 Direct | -1.59% | Disposed | -91.0% (price as of 2026-10-02) |
| Feb. 23, 2017 | CHGG | F | 8,566 | $8.28 | $70,926 | 121,191 Direct | -6.60% | Disposed | -91.1% (price as of 2026-10-02) |
| Feb. 1, 2017 | CHGG | F | 2,215 | $7.02 | $15,549 | 129,757 Direct | -1.68% | Disposed | -89.5% (price as of 2026-10-02) |
| Jan. 1, 2017 | CHGG | F | 447 | $7.38 | $3,299 | 131,972 Direct | -0.34% | Disposed | -90.0% (price as of 2026-10-02) |
| Oct. 1, 2016 | CHGG | F | 384 | $7.09 | $2,723 | 132,419 Direct | -0.29% | Disposed | -89.6% (price as of 2026-10-02) |
| July 1, 2016 | CHGG | F | 384 | $5.06 | $1,943 | 132,803 Direct | -0.29% | Disposed | -85.4% (price as of 2026-10-02) |
| April 1, 2016 | CHGG | F | 375 | $4.29 | $1,609 | 129,500 Direct | -0.29% | Disposed | -82.8% (price as of 2026-10-02) |
| March 7, 2016 | CHGG | A | 20,833 | · | · | 129,875 Direct | +19.11% | Acquired | (price as of 2026-10-02) |
| Feb. 24, 2016 | CHGG | F | 2,171 | $4.12 | $8,945 | 109,042 Direct | -1.95% | Disposed | -82.1% (price as of 2026-10-02) |
| Feb. 23, 2016 | CHGG | A | 12,897 | · | · | 58,931 Direct | +28.02% | Acquired | (price as of 2026-10-02) |
| Feb. 23, 2016 | CHGG | F | 1,884 | $3.47 | $6,537 | 57,047 Direct | -3.20% | Disposed | -78.7% (price as of 2026-10-02) |
| Feb. 23, 2016 | CHGG | A | 54,166 | · | · | 111,213 Direct | +94.95% | Acquired | (price as of 2026-10-02) |
| Feb. 1, 2016 | CHGG | F | 2,215 | $5.77 | $12,781 | 46,034 Direct | -4.59% | Disposed | -87.2% (price as of 2026-10-02) |
| Jan. 1, 2016 | CHGG | F | 447 | $6.73 | $3,008 | 48,249 Direct | -0.92% | Disposed | -89.0% (price as of 2026-10-02) |
| Oct. 1, 2015 | CHGG | F | 384 | $7.13 | $2,738 | 48,696 Direct | -0.78% | Disposed | -89.6% (price as of 2026-10-02) |
| July 1, 2015 | CHGG | F | 384 | $7.65 | $2,938 | 49,080 Direct | -0.78% | Disposed | -90.4% (price as of 2026-10-02) |
| April 1, 2015 | CHGG | F | 375 | $7.77 | $2,914 | 45,841 Direct | -0.81% | Disposed | -90.5% (price as of 2026-10-02) |
Showing latest 100 of 104 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 |
|---|---|---|---|---|---|---|---|
| March 21, 2025 | S | Performance Based Restricted Stock Units | Class A Common Stock | · | · | 4,295 | Disposed |
| March 1, 2021 | CHGG | Performance Stock Units | Common Stock | · | March 1, 2025 | 14,587 | Acquired |
| March 1, 2021 | CHGG | Performance Stock Units | Common Stock | $0.00 | March 1, 2025 | 0 | Acquired |
| March 16, 2018 | CHGG | Employee Stock Option (right to buy) | Common Stock | $7.88 | Feb. 14, 2022 | 14,564 | Disposed |
| March 16, 2018 | CHGG | Employee Stock Option (right to buy) | Common Stock | $8.41 | May 14, 2023 | 2,777 | Disposed |
| March 16, 2018 | CHGG | Employee Stock Option (right to buy) | Common Stock | $8.41 | May 14, 2023 | 13,889 | Disposed |
| March 16, 2018 | CHGG | Employee Stock Option (right to buy) | Common Stock | $7.88 | Feb. 14, 2022 | 2,636 | Disposed |
| March 16, 2018 | CHGG | Employee Stock Option (right to buy) | Common Stock | $12.50 | Nov. 11, 2023 | 6,638 | Disposed |
| March 15, 2018 | CHGG | Employee Stock Option (right to buy) | Common Stock | $7.88 | Feb. 14, 2022 | 14,800 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 5 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| May 22, 2014 | CHGG | Common Stock | 17,400 | Direct |
| May 22, 2014 | CHGG | Employee Stock Option (right to buy) | 32,000 | Direct |
| May 22, 2014 | CHGG | Employee Stock Option (right to buy) | 16,666 | Direct |
| May 22, 2014 | CHGG | Employee Stock Option (right to buy) | 16,666 | Direct |
| May 22, 2014 | CHGG | Employee Stock Option (right to buy) | 20,000 | Direct |