Sealed Air Corp
SEEDelisted- Industry
- Plastic Material, Synth Resin/Rubber, Cellulos (No Glass)
- SEC CIK
- 0001012100
Sealed Air Corp was delisted in 2026; its insiders filed their last Form 4 on Apr 9, 2026; 420 institutions reported holding it in 13F filings for Q1 2026, worth $6.45B in total; superinvestors Soros Fund Management and Harris Associates (Oakmark) held it.
Key figures
- Insider buys
- 0
- Open market, last 90 days
- Insider sells
- 0
- Open market, last 90 days
- 13F holders
- 420
- Q1 2026, −33 vs. previous quarter
- 13F value
- $6.45B
- Reported value at the end of Q1 2026
- Superinvestors holding
- 2
- At the end of Q1 2026
Superinvestors holding SEE, Q1 2026
2 superinvestors report holding Sealed Air Corp on Form 13F. Percentages are the stock's share of each portfolio.
Soros Fund Management
George Soros
1.6%
Sealed Air Corp's share of the portfolio
- Shares
- 2,751,799
- Value
- $115.7M
Harris Associates (Oakmark)
Bill Nygren
0.1%
Sealed Air Corp's share of the portfolio
- Shares
- 1,278,223
- Value
- $53.7M
Latest insider trades
Open-market purchases and sales by Sealed Air Corp insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Mar 11, 2025 (view filing) | Mar 11 | Same day | Keizer Henry R.Director | PPurchase | +1.12K | $30.00 | +$33.6K | +3.3%35.0K after | |
| Sep 11, 2023 (view filing) | Sep 8 | 3 days | Doheny Edward L IIPresident and CEO | PPurchase | +10.0K | $33.85 | +$338.5K | +1.5%658.4K after | |
| Nov 7, 2022 (view filing) | Nov 4 | 3 days | Whitaker Jerry R.Director | PPurchase | +500 | $43.56 | +$21.8K | +5.0%10.5K after | |
| Nov 4, 2022 (view filing) | Nov 2 | 2 days | Pupkin Sergio ASenior Vice President | PPurchase | +1.00K | $44.33 | +$44.3K | +2.2%46.7K after | |
| Nov 4, 2022 (view filing) | Nov 3 | 1 day | Ahmad ZubaidDirector | PPurchase | +1.20K | $42.12 | +$50.5K | New position1.20K after | |
| Sep 1, 2022 (view filing) | Aug 31 | 1 day | Chammas Emile Z.SVP & COO | PPurchase | +1.00K | $54.08 | +$54.1K | +0.5%208.2K after | |
| Aug 29, 2022 (view filing) | Aug 26 | 3 days | Keizer Henry R.Director | PPurchase | +500 | $55.25 | +$27.6K | +2.5%20.8K after | |
| Aug 4, 2022 (view filing) | Aug 3 | 1 day | Pupkin Sergio ASenior Vice President | PPurchase | +1.00K | $57.66 | +$57.7K | +2.2%45.7K after | 2 lots |
| Aug 4, 2022 (view filing) | Aug 3 | 1 day | Doheny Edward L IIPresident and CEO | PPurchase | +4.50K | $56.95 | +$256.3K | +0.9%515.3K after | |
| May 5, 2022 (view filing) | May 5 | Same day | Stephens Christopher JSenior VP and CFO | PPurchase | +1.00K | $65.28 | +$65.3K | +2.4%42.0K after |
Top 10 13F holders, Q1 2026
The largest institutional positions in Sealed Air Corp at the end of Q1 2026; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 16,702,312 | $702.3M | 0.01% | −11,866,754−41.5% | Reduced |
| Vanguard Portfolio Management LLC | 8,492,252 | $357.1M | 0.02% | +8,492,252 | New |
| HBK Investments L P | 7,305,341 | $307.2M | 3.87% | +7,305,341 | New |
| Vanguard Capital Management LLC | 6,611,699 | $278.0M | 0.01% | +6,611,699 | New |
| FIL Ltd | 5,894,945 | $247.9M | 0.19% | +1,345,945+29.6% | Added |
| State Street Corp | 5,283,215 | $222.2M | 0.01% | +94,039+1.8% | Added |
| Glazer Capital, LLC | 5,088,434 | $214.0M | 4.55% | +3,688,434+263.5% | Added |
| Invesco Ltd. | 4,881,096 | $205.3M | 0.02% | +156,987+3.3% | Added |
| UBS Group AG | 4,759,934 | $200.2M | 0.04% | +3,799,547+395.6% | Added |
| Tudor Investment Corp Et Al | 4,267,942 | $179.5M | 0.97% | +82,696+2.0% | Added |