Sima Sistani
Chief Executive Officer at WW International Inc.
Sits on 2 boards. Last updated September 28, 2026
Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 7 years
- Director since
- 2023
7 years of board service in total across 2 boards, counting each seat separately. Longest: WW International Inc., 3 years.
Chief executive roles
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
Best Buy Co. Inc. June 12, 202686.7%
-
Best Buy Co. Inc. June 13, 202599.1%
-
Best Buy Co. Inc. June 12, 202499.4%
-
Best Buy Co. Inc. June 14, 202399.8%
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Jun 12, 2026 | Best Buy Co. Inc. | Grant or award | +2,611 | — | — |
| Jun 13, 2025 | Best Buy Co. Inc. | Grant or award | +2,946 | — | — |
| Sep 27, 2024 | WW International Inc. | Option exercise | +81,250 | — | — |
| Sep 27, 2024 | WW International Inc. | Shares withheld for tax | −41,479 | $0.83 | $34,428 |
| Aug 7, 2024 | WW International Inc. | Open-market purchase | +65,000 | $0.75 | $48,750 |
| Jun 12, 2024 | Best Buy Co. Inc. | Grant or award | +2,258 | — | — |
| May 15, 2024 | WW International Inc. | Option exercise | +120,396 | — | — |
| May 15, 2024 | WW International Inc. | Shares withheld for tax | −61,463 | $1.91 | $117,394 |
| Mar 21, 2024 | WW International Inc. | Option exercise | +81,250 | — | — |
| Mar 21, 2024 | WW International Inc. | Shares withheld for tax | −41,479 | $1.96 | $81,299 |
| Jun 14, 2023 | Best Buy Co. Inc. | Grant or award | +2,545 | — | — |
| Jun 14, 2023 | Best Buy Co. Inc. | Grant or award | +665 | — | — |
| Mar 21, 2023 | WW International Inc. | Option exercise | +81,250 | — | — |
| Mar 21, 2023 | WW International Inc. | Shares withheld for tax | −41,479 | $4.43 | $183,752 |
Questions about Sima Sistani
What boards is Sima Sistani on?
Sima Sistani sits on the boards of Best Buy Co. Inc. and WW International Inc.
Has Sima Sistani been a CEO?
Yes — Sima Sistani was CEO of WW International Inc. (Until October 2026).
How long has Sima Sistani served on boards?
Our records show at least 7 years of board service across 2 boards, the earliest from 2023.
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