Sealed Air Corp
Held by 2 superinvestors (81211K100).
Educational data only — not investment advice. 13F positions are self-reported and can lag up to 45 days.
Ownership · 13F consensus
Who's buying it
Institutional ownership aggregated across funds — consensus strength and this quarter's moves. Describes actions, not advice.
2 superinvestors hold it · $71.8M combined
Largest holder Bill Nygren
Held by 2 superinvestors of Sealed Air Corp (81211K100); this quarter 1 trimmed, 2 exited (as of 2026-03-31).
13F positions are self-reported and can lag up to 45 days. Informational only — not investment advice.
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Browse all valued stocks, ranked by value bandSuperinvestors Holding This Security
- Value$53.7MWeight (prev→now)0.2% → 0.1% ▼
- Value$18.0MWeight (prev→now)1.5% → 1.4%
Ownership overview
Sealed Air Corp (81211K100) is held by 2 of the superinvestors tracked on Compounder, with a combined $71.8M in reported 13F value. The largest position belongs to Bill Nygren, where it makes up 0.1% of the portfolio.
Other notable holders by value include Tweedy, Browne (1.4% of its book).
Over the latest quarter, 0 of the tracked filers opened a new position in 81211K100, 0 added to existing ones, 1 trimmed, and 2 sold out entirely.
Holder counts and values reflect the most recent SEC Form 13F filings, through the quarter ended 2026-03-31. Source: SEC EDGAR. A 13F shows only long US-listed positions and can lag the real portfolio by up to 45 days, so this is disclosed long ownership, not a complete picture.
Holders over time
Superinvestors holding this security over the last 8 quarters: 4 → 2.
Early quarters may understate holder counts due to data backfill — read the slope with care.
Key facts & links
- Ticker
- 81211K100
- Total value held
- $71.8M
- Largest holder
- Bill Nygren
Sources· SEC EDGAR 13F as of 2026-03-31 · filed 2026-05-15
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