JA
Rating #128
Barry Rosenstein & Scott Ostfeld
Jana Partners Management
Portfolio value
Stocks
Performance
1 Year
+1.12%
Stock Holdings
$
%
1Y
3Y
5Y
10Y
Barry Rosenstein & Scott Ostfeld’s Portfolio: Q4 2025
Top10 stocks: 97.24% of the portfolio
Barry Rosenstein & Scott Ostfeld’s Trades: Q4 2025
Adds
New Buys
Sold Outs
Cuts
6.93ppt
3.60ppt
-0.57ppt
S
Share Count Chg. (%)
Add +1.22%
1.42ppt
-1.17ppt
Company Name | Share Count Chg. (%) | Price Paid | Buy Value | Portfolio % Change | |
|---|---|---|---|---|---|
1  COO | Add +44.57% | $74.85 | $81.21M | 6.93ppt | |
2  ALKT | Add +158.65% | $22.06 | $66.23M | 3.60ppt | |
3  RPD | Add +3.71% | $16.46 | $3.98M | -0.57ppt | |
4 S SPY | Add +1.22% | $675.88 | $3.18M | 1.42ppt | |
5  FUN | Add +1.63% | $18.08 | $1.20M | -1.17ppt |
Barry Rosenstein & Scott Ostfeld’s Holdings: Q4 2025
Company Name | Primary Industry | Avg. price paid  | Share Count Chg. (%) | No of shares held | Market value | Portfolio % Change | % of Ownership | Holding period | Last Transaction | |
|---|---|---|---|---|---|---|---|---|---|---|
1  MRCY | Electronic Components | $35.08 | Cut -16.78% | 4.96M | $362.09M | 18.84% -3.49ppt | 8.35% | 10 Quarters | Q4 2025 | |
2 COO | Ophthalmic Goods | $72.69 | Add +44.57% | 3.52M | $288.47M | 15.01% 6.93ppt | 1.76% | 2 Quarters | Q4 2025 | |
3 S SPY | - | $492.09 | Add +1.22% | 391.34K | $266.86M | 13.89% 1.42ppt | 0.04% | 10 Quarters | Q4 2025 | |
4  LW | Canned & Frozen Foods | $64.46 | 0.00% | 5.01M | $209.81M | 10.92% -3.17ppt | 3.59% | 6 Quarters | Q3 2025 | |
5  MKL | Casualty Insurance | $1769.51 | Cut -44.90% | 81.22K | $174.59M | 9.08% -4.56ppt | 0.69% | 5 Quarters | Q4 2025 | |
6 F FI | Other Business Services | $65.73 | New Buy +100.00% | 2.25M | $150.83M | 7.85% 7.85ppt | 0.41% | 1 Quarter | Q4 2025 | |
7  THS | Canned & Frozen Foods | $39.80 | 0.00% | 5.82M | $137.33M | 7.15% 1.45ppt | 11.53% | 10 Quarters | Q2 2025 | |
8 ALKT | Prepackaged Software | $23.75 | Add +158.65% | 4.89M | $112.92M | 5.88% 3.60ppt | 4.69% | 2 Quarters | Q4 2025 | |
9 RPD | Prepackaged Software | $33.05 | Add +3.71% | 6.74M | $102.50M | 5.33% -0.57ppt | 10.42% | 7 Quarters | Q4 2025 | |
10 FUN | Misc. Amusement & Recreation | $22.60 | Add +1.63% | 4.12M | $63.14M | 3.29% -1.17ppt | 4.09% | 2 Quarters | Q4 2025 | |
11  FRPT | Grain Products | $78.12 | Cut -46.82% | 557.39K | $33.96M | 1.77% -1.03ppt | 1.14% | 4 Quarters | Q4 2025 | |
12  EHAB | Home Health Care | $11.05 | Cut -2.19% | 2.09M | $19.27M | 1.00% 0.17ppt | 4.12% | 10 Quarters | Q4 2025 |
NEWSLETTER
NEWSLETTER
Market data is sourced from S&P Global Market Intelligence. All insights and analysis are developed by Gainify. Copyright © 2026, S&P Global Market Intelligence. All rights reserved.
View Data ProvidersOur content is general in nature and does not account for your personal financial circumstances. Any investment decisions you make are your responsibility. We strongly recommend speaking with a licensed financial advisor or professional before acting on any information found on Gainify. Before using Gainify, please review our Terms of Service.