BR
행동주의As of 2026-03-31
Barry Rosenstein
JANA Partners Management LP
Founder of JANA Partners. Known for activist investment strategies that drive corporate spin-offs and strategic transformations.
$1.61BAUM
10Holdings
2026-03-31 Summary
3개 종목 추가 매수 (FISV, ALKT, COO) · 3개 비중 축소 · Top holding: MRCY 18.6%
Portfolio Heatmap
Size = portfolio weight · Green = added · Red = reducedThis Quarter's Trades
2026-03-31 기준Holdings
10 positions| # | Stock ⇅ | Weight ⇅ | Shares | Value | Change ⇅ | Trend |
|---|---|---|---|---|---|---|
| 1 |  MRCYMERCURY SYS INC | 18.65% | 4,107,424 | $299.47M | -17.18% | Partial Sell |
| 2 |  COOCOOPER COS INC | 15.87% | 3,565,158 | $254.91M | +1.29% | Added |
| 3 |  FISVFISERV INC | 15.41% | 4,435,605 | $247.51M | +97.53% | Added |
| 4 |  SPYSTATE STR SPDR S&P 500 ETF T | 13.92% | 343,665 | $223.50M | -12.18% | Partial Sell |
| 5 |  LWLAMB WESTON HLDGS INC | 13.18% | 5,008,635 | $211.66M | +0.00% | No Change |
| 6 |  MKLMARKEL GROUP INC | 8.98% | 75,307 | $144.14M | -7.28% | Partial Sell |
| 7 |  ALKTALKAMI TECHNOLOGY INC | 5.30% | 5,431,388 | $85.11M | +10.97% | Added |
| 8 |  FUNSIX FLAGS ENTERTAINMENT CORP | 4.55% | 4,116,099 | $73.06M | +0.00% | No Change |
| 9 |  RPDRAPID7 INC | 2.31% | 6,743,653 | $37.16M | +0.00% | No Change |
| 10 |  EHABENHABIT INC | 1.83% | 2,090,412 | $29.45M | +0.00% | No Change |
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