| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SILK | Common Stock | Options Exercise | $33,961 | +7,180 | +2.9% | $4.73 | 255,930 | 10 Aug 2022 | Direct | F1 |
| transaction | SILK | Common Stock | Sale | $337,648 | -7,180 | -2.8% | $47.03 | 248,750 | 10 Aug 2022 | Direct | F1, F2 |
| transaction | SILK | Common Stock | Options Exercise | $34,105 | +2,807 | +1.1% | $12.15 | 251,557 | 10 Aug 2022 | Direct | F1 |
| transaction | SILK | Common Stock | Sale | $132,003 | -2,807 | -1.1% | $47.03 | 248,750 | 10 Aug 2022 | Direct | F1, F2 |
| transaction | SILK | Common Stock | Options Exercise | $12,128 | +2,564 | +1% | $4.73 | 251,314 | 10 Aug 2022 | Direct | F1 |
| transaction | SILK | Common Stock | Sale | $120,575 | -2,564 | -1% | $47.03 | 248,750 | 10 Aug 2022 | Direct | F1, F2 |
| transaction | SILK | Common Stock | Options Exercise | $59,693 | +4,913 | +2% | $12.15 | 253,663 | 10 Aug 2022 | Direct | F1 |
| transaction | SILK | Common Stock | Sale | $231,040 | -4,913 | -1.9% | $47.03 | 248,750 | 10 Aug 2022 | Direct | F1, F2 |
| transaction | SILK | Common Stock | Award | $13,480 | +550 | +0.22% | $24.51 | 249,300 | 20 May 2022 | Direct | F3 |
| transaction | SILK | Common Stock | Sale | $354,389 | -7,536 | -3% | $47.03 | 241,764 | 10 Aug 2022 | Direct | F2, F4 |
| transaction | SILK | Common Stock | Sale | $1,215,105 | -25,000 | -10% | $48.60 | 216,764 | 11 Aug 2022 | Direct | F4, F5 |
| transaction | SILK | Common Stock | Sale | $1,194,722 | -25,000 | -12% | $47.79 | 191,764 | 12 Aug 2022 | Direct | F4, F6 |
| holding | SILK | Common Stock | 13,518 | 20 May 2022 | Buchanan Grandchildren's Irrevocable Trust | F7 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SILK | Option (right to buy) | Options Exercise | $0 | -7,180 | -100% | $0.000000* | 0 | 10 Aug 2022 | Common Stock | 7,180 | $4.73 | Direct | F1, F8 |
| transaction | SILK | Option (right to buy) | Options Exercise | $0 | -2,807 | -100% | $0.000000* | 0 | 10 Aug 2022 | Common Stock | 2,807 | $12.15 | Direct | F1, F8 |
| transaction | SILK | Option (right to buy) | Options Exercise | $0 | -2,564 | -100% | $0.000000* | 0 | 10 Aug 2022 | Common Stock | 2,564 | $4.73 | Direct | F1, F8 |
| transaction | SILK | Option (right to buy) | Options Exercise | $0 | -4,913 | -100% | $0.000000* | 0 | 10 Aug 2022 | Common Stock | 4,913 | $12.15 | Direct | F1, F8 |
| Id | Content |
|---|---|
| F1 | The option exercise and sale reported on this Form 4 were effected pursuant to Rule 10b5-1 Trading Plan adopted by the reporting person on June 13, 2022. |
| F2 | This transaction was executed in multiple trades at price ranging from $46.15 to $48.22. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC 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 | These shares were acquired under the Issuer's Employee Stock Purchase Plan in a transaction exempt under Rule 16b-3(c). |
| F4 | The sale reported on this Form 4 were effected pursuant to Rule 10b5-1 Trading Plan adopted by the reporting person on June 13, 2022. |
| F5 | This transaction was executed in multiple trades at price ranging from $47.38 to $49.51. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC 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. |
| F6 | This transaction was executed in multiple trades at price ranging from $47.29 to $48.56. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC 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. |
| F7 | These shares are held directly by the Buchanan Grandchildren's Irrevocable Trust, for which the Reporting Person serves as a co-trustee. |
| F8 | All of the shares subject to this option are fully vested and exercisable as of the date hereof. |