HUNTER RICHARD J

SEC source: 0000950170-25-109804 · ownership.xml · derivative · entry 3

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 250,000

Underlying: Common Shares · 125,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: On August 14, 2024, the reporting person was granted 375,000 RSUs, vesting in three equal annual installments beginning on the first anniversary of the grant date. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share. One-third of the RSUs vested on August 14, 2025 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

F1 · derivative.exercise_date: On August 14, 2024, the reporting person was granted 375,000 RSUs, vesting in three equal annual installments beginning on the first anniversary of the grant date. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share. One-third of the RSUs vested on August 14, 2025 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

F1 · derivative.expiration_date: On August 14, 2024, the reporting person was granted 375,000 RSUs, vesting in three equal annual installments beginning on the first anniversary of the grant date. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share. One-third of the RSUs vested on August 14, 2025 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

SEC source: 0000950170-25-109804 · ownership.xml · nonDerivative · entry 2

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,464,188

F2 · price: The price used to calculate the August 14 RSU vesting was C$0.78, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on August 13, 2025. The price was converted using the Bank of Canada exchange rate for August 13, 2025 of C$1.3767 = US$1.00.

F3 · balance_after: The Form 4 previously filed on June 10, 2025 inadvertently reported the incorrect total and the total stated here reflects the corrected amount.

SEC source: 0000950170-25-109804 · ownership.xml · nonDerivative · entry 1

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,524,696

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: On August 14, 2024, the reporting person was granted 375,000 RSUs, vesting in three equal annual installments beginning on the first anniversary of the grant date. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share. One-third of the RSUs vested on August 14, 2025 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

SEC source: 0000950170-25-084526 · ownership.xml · derivative · entry 3

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 116,666

Underlying: Common Shares · 116,667 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: On June 7, 2023, the reporting person was granted 350,000 RSUs, vesting in three equal annual installments beginning on the first anniversary of the grant date. Each RSU represent a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share. One-third of the RSUs vested on June 9, 2025 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

F1 · derivative.exercise_date: On June 7, 2023, the reporting person was granted 350,000 RSUs, vesting in three equal annual installments beginning on the first anniversary of the grant date. Each RSU represent a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share. One-third of the RSUs vested on June 9, 2025 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

F1 · derivative.expiration_date: On June 7, 2023, the reporting person was granted 350,000 RSUs, vesting in three equal annual installments beginning on the first anniversary of the grant date. Each RSU represent a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share. One-third of the RSUs vested on June 9, 2025 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

SEC source: 0000950170-25-084526 · ownership.xml · nonDerivative · entry 2

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,516,363

F2 · price: The price used to calculate the June 7 RSU vesting was C$0.85, which was the closing price per the Issuer's Common Shares as reported on the Toronto Stock Exchange on June 6, 2025. The price was converted using the Bank of Canada exchange rate for June 6, 2025 of C$1.3690 = US$1.00

SEC source: 0000950170-25-084526 · ownership.xml · nonDerivative · entry 1

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,572,830

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: On June 7, 2023, the reporting person was granted 350,000 RSUs, vesting in three equal annual installments beginning on the first anniversary of the grant date. Each RSU represent a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share. One-third of the RSUs vested on June 9, 2025 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

SEC source: 0000950170-24-098144 · ownership.xml · derivative · entry 2

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 375,000

Underlying: Common Shares · 375,000 shares

Expires not disclosed

F2 · derivative.exercise_price: On August 14, 2024, the reporting person was granted 375,000 RSUs vesting in three equal annual installments beginning on the first anniversary of the grant date. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share.

F2 · derivative.exercise_date: On August 14, 2024, the reporting person was granted 375,000 RSUs vesting in three equal annual installments beginning on the first anniversary of the grant date. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share.

F2 · derivative.expiration_date: On August 14, 2024, the reporting person was granted 375,000 RSUs vesting in three equal annual installments beginning on the first anniversary of the grant date. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share.

SEC source: 0000950170-24-098144 · ownership.xml · derivative · entry 1

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,500,000

Underlying: Common Shares · 2,500,000 shares

Expires not disclosed

F1 · derivative.exercise_price: On August 14, 2024, the reporting person was granted 2,500,000 RSUs vesting on August 14, 2026. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share.

F1 · derivative.exercise_date: On August 14, 2024, the reporting person was granted 2,500,000 RSUs vesting on August 14, 2026. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share.

F1 · derivative.expiration_date: On August 14, 2024, the reporting person was granted 2,500,000 RSUs vesting on August 14, 2026. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share.

SEC source: 0000950170-24-076494 · ownership.xml · derivative · entry 3

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 233,334

Underlying: Common Shares · 116,666 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: On June 7, 2023, the reporting person was granted 350,000 RSUs, vesting in three equal annual installments beginning on the first anniversary of the grant date. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share. One-third of the RSUs vested on June 7, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

F1 · derivative.exercise_date: On June 7, 2023, the reporting person was granted 350,000 RSUs, vesting in three equal annual installments beginning on the first anniversary of the grant date. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share. One-third of the RSUs vested on June 7, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

F1 · derivative.expiration_date: On June 7, 2023, the reporting person was granted 350,000 RSUs, vesting in three equal annual installments beginning on the first anniversary of the grant date. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share. One-third of the RSUs vested on June 7, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

SEC source: 0000950170-24-076494 · ownership.xml · nonDerivative · entry 2

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,048,822

F2 · price: The price used to calculate June 7, 2024 RSU vesting was C$0.65, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on June 6, 2024. The price was converted using the Bank of Canada exchange rate for June 6, 2024 of C$1.3686 = US$1.00

SEC source: 0000950170-24-076494 · ownership.xml · nonDerivative · entry 1

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,105,111

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: On June 7, 2023, the reporting person was granted 350,000 RSUs, vesting in three equal annual installments beginning on the first anniversary of the grant date. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share. One-third of the RSUs vested on June 7, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

SEC source: 0000950170-24-040195 · ownership.xml · derivative · entry 3

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 150,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: On June 7, 2023, the reporting person was granted 150,000 RSUs, vesting March 31, 2024. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share. The RSUs vested on March 31, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

F1 · derivative.exercise_date: On June 7, 2023, the reporting person was granted 150,000 RSUs, vesting March 31, 2024. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share. The RSUs vested on March 31, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

F1 · derivative.expiration_date: On June 7, 2023, the reporting person was granted 150,000 RSUs, vesting March 31, 2024. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share. The RSUs vested on March 31, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

SEC source: 0000950170-24-040195 · ownership.xml · nonDerivative · entry 2

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 988,445

F2 · price: The price used to calculate March 31, 2024 RSU vesting was C$0.70, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on March 27, 2024. The price was converted using the Bank of Canada exchange rate for March 27, 2024 of C$1.3587 = US$1.00

SEC source: 0000950170-24-040195 · ownership.xml · nonDerivative · entry 1

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,060,714

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: On June 7, 2023, the reporting person was granted 150,000 RSUs, vesting March 31, 2024. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share. The RSUs vested on March 31, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

SEC source: 0000950170-24-002321 · ownership.xml · derivative · entry 2

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 275,673

Underlying: Common Shares · 285,714 shares

Expires 2024-01-05

F2 · derivative.exercise_price: The effective purchase price of the common shares of the issuer underlying the subscription rights issued in connection with the issuer's rights offering is C$0.35 per one common share. The reported price was calculated using the exchange rate of US$1.00 equals C$1.3202 as of December 29, 2023, as announced by the Federal Reserve Bank on January 2, 2024.

F1 · derivative.underlying_shares: Represents the number of common shares of the issuer that the reporting person purchased in the issuer's rights offering pursuant to the exercise of his basic subscription rights. The closing of the rights offering and the issuance of the common shares of the issuer is expected to be on or about January 9, 2024.

F3 · derivative.underlying_shares: Each subscription right is exercisable for 0.81790023 common shares of the issuer. The number of common shares of the issuer reported in Column 7 is rounded down to the nearest whole number. The subscription rights are only exercisable for whole common shares of the issuer.

SEC source: 0000950170-24-002321 · ownership.xml · nonDerivative · entry 1

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 910,714

F1 · shares: Represents the number of common shares of the issuer that the reporting person purchased in the issuer's rights offering pursuant to the exercise of his basic subscription rights. The closing of the rights offering and the issuance of the common shares of the issuer is expected to be on or about January 9, 2024.

F2 · price: The effective purchase price of the common shares of the issuer underlying the subscription rights issued in connection with the issuer's rights offering is C$0.35 per one common share. The reported price was calculated using the exchange rate of US$1.00 equals C$1.3202 as of December 29, 2023, as announced by the Federal Reserve Bank on January 2, 2024.

SEC source: 0000899243-23-015334 · doc4.xml · derivative · entry 2

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 150,000

Underlying: Common Shares · 150,000 shares

Expires not disclosed

F2 · derivative.exercise_price: On June 7, 2023, the reporting person was granted 150,000 RSUs vesting on March 31, 2024. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share.

F2 · derivative.exercise_date: On June 7, 2023, the reporting person was granted 150,000 RSUs vesting on March 31, 2024. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share.

F2 · derivative.expiration_date: On June 7, 2023, the reporting person was granted 150,000 RSUs vesting on March 31, 2024. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share.

SEC source: 0000899243-23-015334 · doc4.xml · derivative · entry 1

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 350,000

Underlying: Common Shares · 350,000 shares

Expires not disclosed

F1 · derivative.exercise_price: On June 7, 2023, the reporting person was granted 300,000 restricted share units ("RSUs"), vesting in three equal annual installments beginning on the first anniversary of the grant date. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one share of common stock of the Issuer (a "Common Share") or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share.

F1 · derivative.exercise_date: On June 7, 2023, the reporting person was granted 300,000 restricted share units ("RSUs"), vesting in three equal annual installments beginning on the first anniversary of the grant date. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one share of common stock of the Issuer (a "Common Share") or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share.

F1 · derivative.expiration_date: On June 7, 2023, the reporting person was granted 300,000 restricted share units ("RSUs"), vesting in three equal annual installments beginning on the first anniversary of the grant date. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one share of common stock of the Issuer (a "Common Share") or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share.

SEC source: 0000899243-22-037500 · doc4.xml · nonDerivative · entry 1

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 625,000

SEC source: 0001678463-20-000086 · wf-form4_159199446715931.xml · derivative · entry 3

HUNTER RICHARD J · CIK 0001742843 · Pres, Drainage Pipe & Products

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,419

Underlying: Common Stock · 5,416 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Represents vesting of one-third of restricted stock units granted 6/11/2018.

F3 · derivative.exercise_date: The remaining restricted stock units are scheduled to vest on June 11, 2020.

F3 · derivative.expiration_date: The remaining restricted stock units are scheduled to vest on June 11, 2020.

SEC source: 0001678463-20-000086 · wf-form4_159199446715931.xml · nonDerivative · entry 2

HUNTER RICHARD J · CIK 0001742843 · Pres, Drainage Pipe & Products

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,598

F1 · price: Shares withheld on vesting of restricted stock units to cover applicable withholding taxes, with the number of shares withheld based on the 6/11/2020 closing price.

SEC source: 0001678463-20-000086 · wf-form4_159199446715931.xml · nonDerivative · entry 1

HUNTER RICHARD J · CIK 0001742843 · Pres, Drainage Pipe & Products

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,917

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001678463-20-000033 · wf-form4_158439917419438.xml · derivative · entry 2

HUNTER RICHARD J · CIK 0001742843 · Pres, Drainage Pipe & Products

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,810

Underlying: Common Stock · 24,404 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Represents vesting of one-third of restricted stock units granted March 14, 2019.

F2 · derivative.exercise_date: The remaining restricted stock units are scheduled to vest in equal installments on each of March 14, 2021 and March 14, 2022.

F2 · derivative.expiration_date: The remaining restricted stock units are scheduled to vest in equal installments on each of March 14, 2021 and March 14, 2022.

SEC source: 0001678463-20-000033 · wf-form4_158439917419438.xml · nonDerivative · entry 1

HUNTER RICHARD J · CIK 0001742843 · Pres, Drainage Pipe & Products

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,501

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001678463-20-000055 · wf-form4_158802720314823.xml · derivative · entry 1

HUNTER RICHARD J · CIK 0001742843 · Pres, Drainage Pipe & Products

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,448

Underlying: Common Stock · 30,448 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the right to receive, at settlement, one share of common stock.

F3 · price: Granted as compensation for services.

F2 · derivative.exercise_date: One-third of these restricted stock units are scheduled to vest on each of March 13, 2021; March 13, 2022; and March 13, 2023.

F2 · derivative.expiration_date: One-third of these restricted stock units are scheduled to vest on each of March 13, 2021; March 13, 2022; and March 13, 2023.

SEC source: 0001742843-19-000002 · wf-form4_156036985511680.xml · derivative · entry 3

HUNTER RICHARD J · CIK 0001742843 · Pres, Drainage Pipe & Products

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,835

Underlying: Common Stock · 5,416 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Represents vesting of one third of restricted stock units granted 6/11/2018.

F3 · derivative.exercise_date: One-third of these restricted stock units are scheduled to vest on each of June 11, 2020 and June 11, 2021.

F3 · derivative.expiration_date: One-third of these restricted stock units are scheduled to vest on each of June 11, 2020 and June 11, 2021.

SEC source: 0001742843-19-000002 · wf-form4_156036985511680.xml · nonDerivative · entry 2

HUNTER RICHARD J · CIK 0001742843 · Pres, Drainage Pipe & Products

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,097

F1 · price: Shares withheld on vesting of restricted stock units to cover applicable withholding taxes, with the number of shares withheld based on the 6/11/2019 closing price.

SEC source: 0001742843-19-000002 · wf-form4_156036985511680.xml · nonDerivative · entry 1

HUNTER RICHARD J · CIK 0001742843 · Pres, Drainage Pipe & Products

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,416

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001678463-19-000019 · wf-form4_155295814606001.xml · derivative · entry 2

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 162,914

Underlying: Common Stock · 162,914 shares

Expires 2029-03-14

F3 · price: Granted as compensation for services.

F4 · derivative.exercise_date: Stock Option vests in three equal installments on the first, second and third anniversaries of the grant date.

SEC source: 0001678463-19-000019 · wf-form4_155295814606001.xml · derivative · entry 1

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 73,214

Underlying: Common Stock · 73,214 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the right to receive, at settlement, one share of common stock.

F3 · price: Granted as compensation for services.

F2 · derivative.exercise_date: One-third of these restricted stock units are scheduled to vest on each of March 14, 2020; March 14, 2021; and March 14, 2022.

F2 · derivative.expiration_date: One-third of these restricted stock units are scheduled to vest on each of March 14, 2020; March 14, 2021; and March 14, 2022.

SEC source: 0001678463-18-000064 · wf-form4_152884513592328.xml · derivative · entry 2

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,251

Underlying: Common Stock · 16,251 shares

Expires not disclosed

F3 · derivative.exercise_price: Each restricted stock unit represents the right to receive, at settlement, one share of common stock.

F2 · price: Granted as compensation for services.

F4 · derivative.exercise_date: One-third of these restricted stock units are scheduled to vest on each of June 11, 2019; June 11, 2020; and June 11, 2021.

F4 · derivative.expiration_date: One-third of these restricted stock units are scheduled to vest on each of June 11, 2019; June 11, 2020; and June 11, 2021.

SEC source: 0001678463-18-000064 · wf-form4_152884513592328.xml · derivative · entry 1

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,020

Underlying: Common Stock · 69,020 shares

Expires 2028-06-11

F2 · price: Granted as compensation for services.

F1 · derivative.exercise_date: Stock Option vests in three equal installments on the first, second and third anniversaries of the grant date.