| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CSTL | Common Stock | Sale | $36,061 | -1,538 | -1% | $23.45 | 150,443 | 15 May 2023 | Direct | F1, F2 |
| transaction | CSTL | Common Stock | Sale | $18,031 | -769 | -0.68% | $23.45 | 112,785 | 15 May 2023 | By The Maetzold Descendants 2020 Trust | F1, F2, F3 |
| transaction | CSTL | Common Stock | Sale | $18,031 | -769 | -0.75% | $23.45 | 101,680 | 15 May 2023 | By Derek Maetzold 2020 Irrevocable Trust | F1, F2, F4 |
| transaction | CSTL | Common Stock | Sale | $9,004 | -384 | -1.9% | $23.45 | 19,834 | 15 May 2023 | By The Maetzold 2018 Remainder Trust FBO Emily Carol Kirk | F1, F2, F5 |
| transaction | CSTL | Common Stock | Sale | $9,004 | -384 | -1.9% | $23.45 | 19,834 | 15 May 2023 | By The Maetzold 2018 Remainder Trust FBO Hannah Elizabeth Maetzold | F1, F2, F6 |
| transaction | CSTL | Common Stock | Sale | $9,004 | -384 | -1.9% | $23.45 | 19,834 | 15 May 2023 | By The Maetzold 2018 Remainder Trust FBO John Derek Maetzold | F1, F2, F7 |
| transaction | CSTL | Common Stock | Sale | $9,004 | -384 | -1.9% | $23.45 | 19,828 | 15 May 2023 | By The Maetzold 2018 Remainder Trust FBO Peter Douglas Maetzold | F1, F2, F8 |
| transaction | CSTL | Common Stock | Sale | $28,616 | -1,254 | -0.83% | $22.82 | 149,189 | 16 May 2023 | Direct | F1, F9 |
| transaction | CSTL | Common Stock | Sale | $14,308 | -627 | -0.56% | $22.82 | 112,158 | 16 May 2023 | By The Maetzold Descendants 2020 Trust | F1, F3, F9 |
| transaction | CSTL | Common Stock | Sale | $14,308 | -627 | -0.62% | $22.82 | 101,053 | 16 May 2023 | By Derek Maetzold 2020 Irrevocable Trust | F1, F4, F9 |
| transaction | CSTL | Common Stock | Sale | $7,143 | -313 | -1.6% | $22.82 | 19,521 | 16 May 2023 | By The Maetzold 2018 Remainder Trust FBO Emily Carol Kirk | F1, F5, F9 |
| transaction | CSTL | Common Stock | Sale | $7,143 | -313 | -1.6% | $22.82 | 19,521 | 16 May 2023 | By The Maetzold 2018 Remainder Trust FBO Hannah Elizabeth Maetzold | F1, F6, F9 |
| transaction | CSTL | Common Stock | Sale | $7,143 | -313 | -1.6% | $22.82 | 19,521 | 16 May 2023 | By The Maetzold 2018 Remainder Trust FBO John Derek Maetzold | F1, F7, F9 |
| transaction | CSTL | Common Stock | Sale | $7,143 | -313 | -1.6% | $22.82 | 19,515 | 16 May 2023 | By The Maetzold 2018 Remainder Trust FBO Peter Douglas Maetzold | F1, F8, F9 |
| holding | CSTL | Common Stock | 130,000 | 15 May 2023 | By DJM Grantor Retained Annuity Trust No. 4 | F10 |
| Id | Content |
|---|---|
| F1 | These transactions were made pursuant to a Rule 10b5-1 plan adopted by the Reporting Person, The Maetzold Descendants 2020 Trust, Derek Maetzold 2020 Irrevocable Trust, The Maetzold 2018 Remainder Trust f/b/o Emily Carol Kirk, The Maetzold 2018 Remainder Trust f/b/o Hannah Elizabeth Maetzold, The Maetzold 2018 Remainder Trust f/b/o John Derek Maetzold, and The Maetzold 2018 Remainder Trust f/b/o Peter Douglas Maetzold on December 12, 2022. |
| F2 | This transaction was executed in multiple trades at prices ranging from $22.830 to $23.620, inclusive. The price reported above reflects the weighted-average sale price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. |
| F3 | Held by The Maetzold Descendants 2020 Trust of which the Reporting Person's spouse is the trustee and the Reporting Person's spouse and their children are beneficiaries. |
| F4 | Held by Derek Maetzold 2020 Irrevocable Trust of which the Reporting Person is the trustee and his children are beneficiaries. |
| F5 | Held by The Maetzold 2018 Remainder Trust FBO Emily Carol Kirk of which the Reporting Person is the trustee and his child is the beneficiary. |
| F6 | Held by The Maetzold 2018 Remainder Trust FBO Hannah Elizabeth Maetzold of which the Reporting Person is the trustee and his child is the beneficiary. |
| F7 | Held by The Maetzold 2018 Remainder Trust FBO John Derek Maetzold of which the Reporting Person is the trustee and his child is the beneficiary. |
| F8 | Held by The Maetzold 2018 Remainder Trust FBO Peter Douglas Maetzold of which the Reporting Person is the trustee and his child is the beneficiary. |
| F9 | This transaction was executed in multiple trades at prices ranging from $22.650 to $23.215, inclusive. The price reported above reflects the weighted-average sale price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. |
| F10 | Held by DJM Grantor Retained Annuity Trust No. 4 of which the Reporting Person is the trustee and beneficiary. |