| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| NIEMANN JENNIFER C | Director | STEELCASE INC., 901 44TH ST SE, GRAND RAPIDS | Liesl A. Maloney, by power of attorney | 2025-08-08 | 0001711504 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | : SCS | Class A Common Stock | Conversion of derivative security | +437K | +684.69% | 501K | 08 Aug 2025 | Direct | F1 | ||
| transaction | : SCS | Class A Common Stock | Conversion of derivative security | +5.7K | +5703% | 5.8K | 08 Aug 2025 | By spouse | F1 | ||
| transaction | : SCS | Class A Common Stock | Conversion of derivative security | +104K | 104K | 08 Aug 2025 | By trusts | F1, F2 | |||
| transaction | : SCS | Class A Common Stock | Conversion of derivative security | +72.4K | +1518.45% | 77.2K | 08 Aug 2025 | By trusts | F1, F3 | ||
| transaction | : SCS | Class A Common Stock | Conversion of derivative security | +52K | 52K | 08 Aug 2025 | By trust | F1, F4 | |||
| transaction | : SCS | Class A Common Stock | Conversion of derivative security | +1.46M | 1.46M | 08 Aug 2025 | By CRASTECOM B Limited Partnership | F1, F5 | |||
| holding | : SCS | Class A Common Stock | 10K | 08 Aug 2025 | By PILACON Limited Partnership | F6 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | : SCS | Class B Common Stock | Conversion of derivative security | -437K | -100% | 0 | 08 Aug 2025 | Class A Common Stock | 437K | Direct | F1, F7, F8 | |||
| transaction | : SCS | Class B Common Stock | Conversion of derivative security | -5.7K | -100% | 0 | 08 Aug 2025 | Class A Common Stock | 5.7K | By spouse | F1, F7, F8 | |||
| transaction | : SCS | Class B Common Stock | Conversion of derivative security | -104K | -100% | 0 | 08 Aug 2025 | Class A Common Stock | 104K | By trusts | F1, F2, F7, F8 | |||
| transaction | : SCS | Class B Common Stock | Conversion of derivative security | -72.4K | -100% | 0 | 08 Aug 2025 | Class A Common Stock | 72.4K | By trusts | F1, F3, F7, F8 | |||
| transaction | : SCS | Class B Common Stock | Conversion of derivative security | -52K | -100% | 0 | 08 Aug 2025 | Class A Common Stock | 52K | By trust | F1, F4, F7, F8 | |||
| transaction | : SCS | Class B Common Stock | Conversion of derivative security | -1.46M | -100% | 0 | 08 Aug 2025 | Class A Common Stock | 1.46M | By CRASTECOM B Limited Partnership | F1, F5, F7, F8 |
| Id | Content |
|---|---|
| F1 | Not applicable. |
| F2 | Represents shares held by trust for the benefit of Ms. Niemann's family members, of which trusts Ms. Niemann's spouse serves as trustee. |
| F3 | Represents shares held by trusts for the benefit of Ms. Niemann's family members, of which trusts Ms. Niemann serves as trustee. |
| F4 | Represents shares held by a trust for the benefit of Ms. Niemann and her family, of which trust Ms. Niemann serves as co-trustee. |
| F5 | Represents shares held by CRASTECOM B Limited Partnership, of which Ms. Niemann is the managing general partner. Ms. Niemann disclaims beneficial ownership of the shares of Class B Common Stock held by CRASTECOM except to the extent of her pecuniary interest therein. |
| F6 | Represents shares held by PILACON Limited Partnership, of which Ms. Niemann is the managing partner. Ms. Niemann disclaims beneficial ownership of the shares of Class A Common Stock held by PILACON except to the extent of her pecuniary interest therein. |
| F7 | Shares of Class B Common Stock are convertible into shares of Class A Common Stock on a 1-for-1 basis. |
| F8 | Immediately convertible. |