David Portnoy
Known title: Chairman, Co-CEOCIK: 0001315416
David Portnoy's purchase track record
How the stock did after each of David Portnoy's open-market purchases, measured from the purchase date. Several fills within a week count as one purchase.
Purchases measured
6
of 6 since November 8, 2022
Stock higher 6 months later
0%
3 months: 0%
Median 6-month return
-19.8%
3 months: -10.6%
Beat the S&P 500
0%
median -25.7% vs. index
| Purchase | Stock | Amount | 3 months | 6 months | S&P 500, 6 mo. |
|---|---|---|---|---|---|
| 9/16/2025 | CCEL | $76K | -15.0% | -34.2% | +1.7% |
| 9/8/2025 | CCEL | $190K | -6.3% | -26.4% | +4.6% |
| 8/25/2025 | CCEL | $176K | -2.1% | -21.7% | +6.2% |
| 8/14/2025 | CCEL | $109K | -0.5% | -18.0% | +5.6% |
| 11/17/2022 | CCEL | $5K | -21.2% | -8.2% | +6.4% |
| 11/8/2022 | CCEL | $239K | -16.4% | -0.8% | +7.6% |
Computed by MarketWall from SEC Form 4 filings and daily closing prices (close on the purchase date to the close about 3 and 6 months later). Companies that have since delisted are not included. Past results, not investment advice.
Associated companies
Transaction History
| CCEL | ▼ Sell | Other | 600,191 | $800K | 8/5/2026 | View on chart |
| CCEL | ▼ Sell | Other | 600,191 | $800K | 8/5/2026 | View on chart |
| CCEL | ▲ Buy | Grant | 800 | $3K | 11/21/2025 | View on chart |
| CCEL | ▲ Buy | Grant | 677 | $3K | 11/21/2025 | View on chart |
| CCEL | ▲ Buy | Grant | 406 | $2K | 11/21/2025 | View on chart |
| CCEL | ▲ Buy | Grant | 273 | $1K | 11/21/2025 | View on chart |
| CCEL | ▲ Buy | Grant | 289 | $1K | 11/20/2025 | View on chart |
| CCEL | ▲ Buy | Grant | 1,921 | $8K | 11/19/2025 | View on chart |
| CCEL | ▲ Buy | Grant | 640 | $3K | 11/18/2025 | View on chart |
| CCEL | ▲ Buy | Grant | 1,429 | $6K | 11/17/2025 | View on chart |
| CCEL | ▲ Buy | Grant | 2,040 | $8K | 11/12/2025 | View on chart |
| CCEL | ▲ Buy | Grant | 2,474 | $10K | 11/11/2025 | View on chart |
| CCEL | ▲ Buy | Grant | 1,026 | $4K | 11/10/2025 | View on chart |
| CCEL | ▲ Buy | Grant | 5,000 | $22K | 11/4/2025 | View on chart |
| CCEL | ▲ Buy | Grant | 4,666 | $21K | 10/31/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 3,411 | $15K | 9/18/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 1,751 | $8K | 9/18/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 5,564 | $25K | 9/17/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 6,449 | $29K | 9/16/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 11,035 | $49K | 9/10/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 4,817 | $22K | 9/10/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 7,178 | $32K | 9/10/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 7,200 | $32K | 9/10/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 2,087 | $9K | 9/10/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 4,815 | $22K | 9/9/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 185 | $831 | 9/9/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 156 | $699 | 9/9/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 156 | $700 | 9/9/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 5,271 | $23K | 9/8/2025 | View on chart |
| CCEL | ▼ Sell | Other | 15,611 | $0 | 9/2/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 7,860 | $35K | 8/27/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 6,218 | $28K | 8/27/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 11,101 | $49K | 8/26/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 4,500 | $21K | 8/25/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 5,000 | $23K | 8/25/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 4,500 | $20K | 8/25/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 885 | $4K | 8/19/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 9,327 | $41K | 8/18/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 2,671 | $12K | 8/15/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 6,418 | $28K | 8/15/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 5,826 | $24K | 8/14/2025 | View on chart |
| CCEL | ▲ Buy | Open Market | 532 | $3K | 11/18/2022 | View on chart |
| CCEL | ▲ Buy | Open Market | 2 | $10 | 11/18/2022 | View on chart |
| CCEL | ▲ Buy | Open Market | 516 | $3K | 11/17/2022 | View on chart |
| CCEL | ▼ Sell | Open Market | 10,000 | $48K | 11/15/2022 | View on chart |
| CCEL | ▼ Sell | Open Market | 6,000 | $29K | 11/15/2022 | View on chart |
| CCEL | ▲ Buy | Open Market | 9,491 | $46K | 11/15/2022 | View on chart |
| CCEL | ▼ Sell | Open Market | 10,000 | $48K | 11/14/2022 | View on chart |
| CCEL | ▲ Buy | Open Market | 10,000 | $48K | 11/14/2022 | View on chart |
| CCEL | ▼ Sell | Open Market | 3,000 | $14K | 11/11/2022 | View on chart |
| CCEL | ▼ Sell | Open Market | 3,495 | $17K | 11/11/2022 | View on chart |
| CCEL | ▼ Sell | Open Market | 3,000 | $14K | 11/11/2022 | View on chart |
| CCEL | ▲ Buy | Open Market | 3,000 | $14K | 11/11/2022 | View on chart |
| CCEL | ▲ Buy | Open Market | 3,000 | $14K | 11/11/2022 | View on chart |
| CCEL | ▼ Sell | Open Market | 4,000 | $20K | 11/10/2022 | View on chart |
| CCEL | ▼ Sell | Open Market | 1,500 | $7K | 11/10/2022 | View on chart |
| CCEL | ▼ Sell | Open Market | 5 | $25 | 11/10/2022 | View on chart |
| CCEL | ▼ Sell | Other | 9,122 | $0 | 11/10/2022 | View on chart |
| CCEL | ▲ Buy | Open Market | 3,850 | $19K | 11/10/2022 | View on chart |
| CCEL | ▼ Sell | Other | 9,974 | $0 | 11/10/2022 | View on chart |
| CCEL | ▼ Sell | Open Market | 5,000 | $25K | 11/8/2022 | View on chart |
| CCEL | ▼ Sell | Open Market | 10,000 | $50K | 11/8/2022 | View on chart |
| CCEL | ▲ Buy | Open Market | 15,000 | $74K | 11/8/2022 | View on chart |
| CCEL | ▲ Buy | Open Market | 5,000 | $24K | 11/8/2022 | View on chart |
| CCEL | ▲ Buy | Option Exercise | 70,270 | $221K | 8/25/2022 | View on chart |
| CCEL | ▲ Buy | Option Exercise | 67,816 | $197K | 8/24/2021 | View on chart |
| CCEL | ▼ Sell | Tax Withholding | 25,500 | $268K | 8/24/2021 | View on chart |
AI Market Commentary
AI-generatedAll commentary →Synthesized from recent news and fundamentals/technical data -- not human analyst commentary or trader sentiment.
October 10, 2026
Cryo-Cell International (CCEL) Q3 Profit Beats Estimates
Cryo-Cell International reported third‑quarter 2026 results showing profit that exceeded analysts’ expectations while revenue remained essentially unchanged. Earnings per share rose to $0.16 from $0.09 a year earlier, and net sales were $7.82 million, a marginal dip from $7.83 million. The stronger earnings come as the stock trades near its 52‑week high and sits just above the 200‑day moving average.
Cryo-Cell International (CCEL) Q3 Profit Beats Estimates. Cryo-Cell International reported third‑quarter 2026 results showing profit that exceeded analysts’ expectations while revenue remained essentially unchanged. Earnings per share rose to $0.16 from $0.09 a year earlier, and net sales were $7.82 million, a marginal dip from $7.83 million. The stronger earnings come as the stock trades near its 52‑week high and sits just above the 200‑day moving average.