Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 35 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

35 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
April 13, 2022 CWST S 10b5-1 3,507 $91.27 $320,084 102,791 Direct -3.30% Disposed -9.3% (price as of 2026-10-02)
April 12, 2022 CWST S 10b5-1 10,000 $90.76 $907,600 106,298 Direct -8.60% Disposed -8.8% (price as of 2026-10-02)
March 15, 2022 CWST S 10b5-1 1,261 $87.35 $110,148 116,446 Direct -1.07% Disposed -5.2% (price as of 2026-10-02)
March 15, 2022 CWST S 10b5-1 148 $87.99 $13,023 116,298 Direct -0.13% Disposed -5.9% (price as of 2026-10-02)
March 14, 2022 CWST S 4,612 $90.63 $417,986 115,778 Direct -3.83% Disposed -8.7% (price as of 2026-10-02)
March 11, 2022 CWST S 9,036 $90.93 $821,643 121,354 Direct -6.93% Disposed -9.0% (price as of 2026-10-02)
March 11, 2022 CWST S 964 $92.13 $88,813 120,390 Direct -0.79% Disposed -10.2% (price as of 2026-10-02)
March 10, 2022 CWST S 10,000 $90.64 $906,400 130,390 Direct -7.12% Disposed -8.7% (price as of 2026-10-02)
Feb. 24, 2022 CWST S 10b5-1 894 $71.08 $63,546 140,390 Direct -0.63% Disposed 16.4% (price as of 2026-10-02)
Feb. 24, 2022 CWST S 10b5-1 16,891 $70.30 $1,187,437 141,284 Direct -10.68% Disposed 17.7% (price as of 2026-10-02)
Nov. 19, 2021 CWST S 1,203 $88.32 $106,249 122,019 Direct -0.98% Disposed -6.3% (price as of 2026-10-02)
Nov. 18, 2021 CWST S 1,212 $89.31 $108,244 123,222 Direct -0.97% Disposed -7.3% (price as of 2026-10-02)
Nov. 18, 2021 CWST S 6,173 $88.63 $547,113 124,434 Direct -4.73% Disposed -6.6% (price as of 2026-10-02)
Nov. 17, 2021 CWST S 400 $89.56 $35,824 130,607 Direct -0.31% Disposed -7.6% (price as of 2026-10-02)
Nov. 17, 2021 CWST S 19,600 $88.86 $1,741,656 131,007 Direct -13.01% Disposed -6.9% (price as of 2026-10-02)
Nov. 16, 2021 CWST S 3,300 $88.18 $290,994 150,607 Direct -2.14% Disposed -6.1% (price as of 2026-10-02)
Aug. 20, 2021 CWST S 10,000 $72.30 $723,000 164,907 Direct -5.72% Disposed 14.5% (price as of 2026-10-02)
Aug. 20, 2021 CWST S 10,000 $74.00 $740,000 154,907 Direct -6.06% Disposed 11.9% (price as of 2026-10-02)
March 16, 2021 CWST S 10b5-1 2,786 $64.49 $179,669 174,907 Direct -1.57% Disposed 28.3% (price as of 2026-10-02)
Feb. 26, 2021 CWST S 10b5-1 7,683 $59.07 $453,835 174,988 Direct -4.21% Disposed 40.1% (price as of 2026-10-02)
Feb. 25, 2021 CWST S 10b5-1 9,436 $60.44 $570,312 182,671 Direct -4.91% Disposed 36.9% (price as of 2026-10-02)
Nov. 24, 2020 CWST S 20,000 $61.10 $1,222,000 152,233 Direct -11.61% Disposed 35.5% (price as of 2026-10-02)
July 22, 2020 CWST S 10b5-1 233 $53.50 $12,466 172,233 Direct -0.14% Disposed 54.7% (price as of 2026-10-02)
July 21, 2020 CWST S 10b5-1 10,000 $54.26 $542,600 172,466 Direct -5.48% Disposed 52.5% (price as of 2026-10-02)
July 20, 2020 CWST S 10b5-1 10,000 $54.55 $545,500 182,466 Direct -5.20% Disposed 51.7% (price as of 2026-10-02)
July 17, 2020 CWST S 10b5-1 10,000 $53.33 $533,300 192,466 Direct -4.94% Disposed 55.2% (price as of 2026-10-02)
July 16, 2020 CWST S 10b5-1 10,000 $53.15 $531,500 202,466 Direct -4.71% Disposed 55.7% (price as of 2026-10-02)
July 15, 2020 CWST S 10b5-1 10,000 $52.88 $528,800 212,466 Direct -4.50% Disposed 56.5% (price as of 2026-10-02)
July 14, 2020 CWST S 10b5-1 5,481 $52.09 $285,505 222,466 Direct -2.40% Disposed 58.9% (price as of 2026-10-02)
July 7, 2020 CWST S 10b5-1 10,000 $52.02 $520,200 227,947 Direct -4.20% Disposed 59.1% (price as of 2026-10-02)
July 6, 2020 CWST S 10b5-1 10,000 $52.08 $520,800 237,947 Direct -4.03% Disposed 58.9% (price as of 2026-10-02)
July 3, 2020 CWST S 10b5-1 10,000 $52.55 $525,500 247,947 Direct -3.88% Disposed 57.5% (price as of 2026-10-02)
July 1, 2020 CWST S 10b5-1 10,000 $52.21 $522,100 257,947 Direct -3.73% Disposed 58.5% (price as of 2026-10-02)
June 30, 2020 CWST S 10b5-1 10,000 $52.05 $520,500 267,947 Direct -3.60% Disposed 59.0% (price as of 2026-10-02)
June 16, 2020 CWST S 10b5-1 6,468 $52.07 $336,789 277,947 Direct -2.27% Disposed 59.0% (price as of 2026-10-02)
June 10, 2020 CWST S 10b5-1 10,000 $52.08 $520,800 284,415 Direct -3.40% Disposed 58.9% (price as of 2026-10-02)
June 9, 2020 CWST S 10b5-1 1,800 $52.07 $93,726 294,415 Direct -0.61% Disposed 59.0% (price as of 2026-10-02)
June 8, 2020 CWST S 10b5-1 10,000 $52.10 $521,000 296,215 Direct -3.27% Disposed 58.9% (price as of 2026-10-02)
June 5, 2020 CWST S 10b5-1 10,000 $52.54 $525,400 306,215 Direct -3.16% Disposed 57.5% (price as of 2026-10-02)
June 4, 2020 CWST S 10b5-1 6,018 $52.55 $316,246 316,215 Direct -1.87% Disposed 57.5% (price as of 2026-10-02)
June 3, 2020 CWST S 10b5-1 10,000 $52.39 $523,900 322,233 Direct -3.01% Disposed 58.0% (price as of 2026-10-02)
June 2, 2020 CWST S 10b5-1 10,000 $52.02 $520,200 332,233 Direct -2.92% Disposed 59.1% (price as of 2026-10-02)
May 28, 2020 CWST S 10b5-1 10,000 $52.57 $525,700 342,233 Direct -2.84% Disposed 57.4% (price as of 2026-10-02)
May 27, 2020 CWST S 10b5-1 10,000 $52.05 $520,500 352,233 Direct -2.76% Disposed 59.0% (price as of 2026-10-02)
May 26, 2020 CWST S 10b5-1 10,000 $52.04 $520,400 362,233 Direct -2.69% Disposed 59.1% (price as of 2026-10-02)
March 13, 2020 CWST S 10b5-1 2,132 $42.77 $91,186 372,233 Direct -0.57% Disposed 93.5% (price as of 2026-10-02)
March 5, 2020 CWST S 10b5-1 5,647 $53.01 $299,347 362,324 Direct -1.53% Disposed 56.1% (price as of 2026-10-02)
March 3, 2020 CWST S 10b5-1 2,487 $49.14 $122,211 367,971 Direct -0.67% Disposed 68.4% (price as of 2026-10-02)
March 3, 2020 CWST S 10b5-1 306 $48.83 $14,942 370,458 Direct -0.08% Disposed 69.5% (price as of 2026-10-02)
March 3, 2020 CWST S 10b5-1 8,876 $49.63 $440,516 370,764 Direct -2.34% Disposed 66.8% (price as of 2026-10-02)
March 2, 2020 CWST S 10b5-1 17,649 $48.99 $864,625 379,640 Direct -4.44% Disposed 69.0% (price as of 2026-10-02)
Feb. 28, 2020 CWST S 10b5-1 12,473 $49.19 $613,547 397,289 Direct -3.04% Disposed 68.3% (price as of 2026-10-02)
Feb. 26, 2020 CWST S 9,990 $53.03 $529,770 328,854 Direct -2.95% Disposed 56.1% (price as of 2026-10-02)
Aug. 29, 2019 CWST S 2,700 $46.53 $125,631 338,844 Direct -0.79% Disposed 77.9% (price as of 2026-10-02)
Aug. 29, 2019 CWST S 2,700 $46.53 $125,631 414,545 Direct -0.65% Disposed 77.9% (price as of 2026-10-02)
Aug. 22, 2019 CWST S 68,401 $46.04 $3,149,182 338,844 Direct -16.80% Disposed 79.8% (price as of 2026-10-02)
Aug. 19, 2019 CWST S 7,300 $46.01 $335,873 338,844 Direct -2.11% Disposed 79.9% (price as of 2026-10-02)
Aug. 8, 2019 CWST S 5,602 $46.75 $261,894 338,844 Direct -1.63% Disposed 77.0% (price as of 2026-10-02)
May 14, 2019 CWST S 35,600 $38.02 $1,353,512 338,844 Direct -9.51% Disposed 117.7% (price as of 2026-10-02)
May 13, 2019 CWST S 5,076 $37.80 $191,873 338,844 Direct -1.48% Disposed 119.0% (price as of 2026-10-02)
May 10, 2019 CWST S 41,824 $38.18 $1,596,840 338,844 Direct -10.99% Disposed 116.8% (price as of 2026-10-02)
March 13, 2019 CWST S 10b5-1 1,255 $34.18 $42,896 341,844 Direct -0.37% Disposed 142.2% (price as of 2026-10-02)
March 13, 2019 CWST S 10b5-1 1,255 $34.18 $42,896 341,844 Direct -0.37% Disposed 142.2% (price as of 2026-10-02)
March 4, 2019 CWST S 10b5-1 4,768 $34.99 $166,832 338,025 Direct -1.39% Disposed 136.6% (price as of 2026-10-02)
March 1, 2019 CWST S 10b5-1 2,524 $35.29 $89,072 342,793 Direct -0.73% Disposed 134.5% (price as of 2026-10-02)

Showing latest 100 of 153 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.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
June 3, 2022 CWST Employee Stock Option (right to buy) Class A Common Stock (9,964) $12.48 Nov. 16, 2026 9,964 Disposed
June 3, 2022 CWST Employee Stock Option (right to buy) Class A Common Stock (8,497) $5.71 Dec. 10, 2023 8,497 Disposed
March 10, 2020 CWST Employee Stock Option (right to buy) Class A Common Stock (8,012) $12.48 Nov. 16, 2026 8,012 Disposed
Aug. 29, 2019 CWST Employee Stock Option (right to buy) Class A Common Stock (2,700) $5.71 Dec. 11, 2023 2,700 Disposed
Aug. 29, 2019 CWST Employee Stock Option (right to buy) Class A Common Stock (2,700) $5.71 Dec. 11, 2023 2,700 Acquired
Aug. 22, 2019 CWST Employee Stock Option (right to buy) Class A Common Stock (41,377) $5.71 Dec. 11, 2023 41,337 Acquired
Aug. 22, 2019 CWST Employee Stock Option (right to buy) Class A Common Stock (27,064) $5.71 Dec. 11, 2023 27,064 Acquired
Aug. 19, 2019 CWST Employee Stock Option (right to buy) Class A Common Stock (7,300) $5.71 Dec. 11, 2023 7,300 Acquired
Aug. 8, 2019 CWST Employee Stock Option (right to buy) Class A Common Stock (5,602) $5.71 Dec. 11, 2023 5,602 Acquired
May 14, 2019 CWST Employee Stock Option (right to buy) Class A Common Stock (10,034) $5.71 Dec. 11, 2023 10,034 Acquired
May 14, 2019 CWST Employee Stock Option (right to buy) Class A Common Stock (25,566) $4.00 Dec. 5, 2022 25,566 Acquired
May 13, 2019 CWST Employee Stock Option (right to buy) Class A Common Stock (5,076) $4.00 Dec. 5, 2022 5,076 Acquired
May 10, 2019 CWST Employee Stock Option (right to buy) Class A Common Stock (41,824) $4.00 Dec. 5, 2022 41,824 Acquired
Feb. 20, 2019 CWST Employee Stock Option (Right to Buy) Class A Common Stock (17,976) $12.48 Nov. 16, 2026 17,976 Acquired
Dec. 12, 2017 CWST Employee Stock Option (right to buy) Class A Common Stock (50,000) $4.00 Dec. 5, 2022 50,000 Disposed
Dec. 12, 2017 CWST Employee Stock Option (right to buy) Class A Common Stock (200,000) $3.81 July 6, 2020 200,000 Disposed
June 14, 2014 CWST Restricted Stock Unit Class A Common Stock (7,350) · · 7,350 Disposed
Dec. 11, 2013 CWST Incentive Stock Option (Right to Buy) Class A Common Stock (52,534) $5.71 Dec. 10, 2023 52,534 Acquired
Dec. 11, 2013 CWST Incentive Stock Option (Right to Buy) Class A Common Stock (50,000) $5.71 Dec. 10, 2023 50,000 Acquired
Dec. 5, 2012 CWST Incentive Stock Option (Right to Buy) Class A Common Stock (52,534) $4.00 Dec. 4, 2022 52,534 Disposed
Dec. 5, 2012 CWST Incentive Stock Option (Right to Buy) Class A Common Stock (175,000) $4.00 Dec. 5, 2022 175,000 Acquired
June 14, 2012 CWST Restricted Stock Unit Class A Common Stock (7,349) · · 7,349 Acquired
June 14, 2011 CWST Restricted Stock Unit Class A Common Stock (22,049) · · 22,049 Acquired
July 6, 2010 CWST Incentive Stock Option (Right to Buy) Class A Common Stock (50,000) $3.81 July 5, 2020 50,000 Disposed
July 6, 2010 CWST Option Class A Common Stock (250,000) $3.81 July 6, 2020 250,000 Acquired

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

Initial ownership (Form 3) 1 holding

07

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

DateTickerSecuritySharesOwnership
July 8, 2010 CWST Class A Common Stock 6,000 Direct

Compensation (DEF 14A)

08

Matched by name from proxy statements (DEF 14A) — verify against the filing.

Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2022 $280,215 · · · · · $285,269 $1,341,470
2021 $447,020 · · · $759,934 · $21,111 $1,969,923
2020 $434,000 · · · $555,030 · $12,856 $1,784,287

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.