Jana Partners

Jana Partners

13F
JANA PARTNERS LLC
Last update 2025-04-10 11 Stocks (1 new)
Value $2.03 Bil Turnover 21 %
Countries:

Jana Partners Profile

Jana Partners LLC is an investment management firm founded in 2001 by Barry Rosenstein, Jana’s Managing Partner and Co-Portfolio Manager. The firm has its headquarters in New York.

Jana Partners Investing Philosophy

Jana follows a value-oriented, event-driven strategy. It applies a fundamental value discipline to identify undervalued companies that have one or more specific catalysts to unlock value. In certain cases, Jana can be the instrument for value creation by becoming an actively engaged shareholder. Jana invests both long and short and across the capital structure, including equity and debt.
Jana Partners Top Holdings of 2024-12-31 View Full List
Ticker
LW
TRMB
MRCY
SPY
MKL
THS
RPD
MKL CALL
FIS
WOLF
Ticker
Company
Shares
Value ($1000)
Shares Change %
Weighting %
Trade Impact %
% of Shares outstanding
3M Change %
YTD Change %
Market Cap $Mil
Industry
LW
Lamb Weston Holdings Inc
7,131,339
476,587.4
+102.21%
23.440
+11.85%
5.000
-9.32%
-17.60%
7,724.7
Consumer Packaged Goods
TRMB
Trimble Inc
4,178,088
295,223.7
-14.40%
14.520
-2.27%
1.700
-17.10%
-17.61%
14,310.0
Hardware
MRCY
Mercury Systems Inc
6,941,565
291,545.7
0%
14.340
0%
11.630
+10.21%
+9.95%
2,756.1
Aerospace & Defense
SPY
SPDR S&P 500 ETF Trust
429,263
251,582.5
-10.38%
12.370
-1.48%
0.040
-7.74%
-8.62%
541,085.2
 
MKL
Markel Group Inc
108,926
188,031.3
New Holding
9.250
+9.25%
0.850
+6.70%
+2.62%
22,517.0
Insurance
THS
Treehouse Foods Inc
4,910,950
172,521.7
0%
8.490
0%
9.590
-30.16%
-33.67%
1,169.7
Consumer Packaged Goods
RPD
Rapid7 Inc
3,690,129
148,453.9
+0.95%
7.300
+0.07%
5.840
-39.53%
-41.41%
1,507.7
Software
MKL CALL
Markel Group Inc
69,000
119,109.9
0%
5.860
0%
0.540
+6.70%
+2.62%
22,517.0
Insurance
FIS
Fidelity National Information Services Inc
496,895
40,134.2
-68.69%
1.970
-4.74%
0.090
-5.67%
-9.92%
38,323.2
Software
WOLF
Wolfspeed Inc
4,988,216
33,221.5
-19.10%
1.630
-0.59%
3.210
-57.28%
-67.42%
337.6
Semiconductors

Jana Partners's Historical Top Holdings Breakdowns

Jana Partners's Top Stock Picks View Full List
Ticker
Company
Date
Action
Impact %
Price Range
Price
Price Change from Avrg%
Comment
Current Shares
Share Change
LW
Lamb Weston Holdings Inc2024-12-31Add
+11.85%
62.09 ($74.76) 82.32
$54.74
-26.78%
Add 102.21%
7,131,339
3,604,585
MKL
Markel Group Inc2024-12-31New Buy
+9.25%
1542.01 ($1660.71) 1785.11
$1,771.42
6.67%
New holding
108,926
108,926
FYBR
Frontier Communications Parent Inc2024-12-31Sold Out
-7.21%
34.15 ($35.06) 36.15
$35.88
2.34%
Sold Out
0
-3,910,213
FIS
Fidelity National Information Services Inc2024-12-31Reduce
-4.74%
80.14 ($86.15) 90.95
$72.35
-16.02%
Reduce -68.69%
496,895
-1,090,034
TRMB
Trimble Inc2024-12-31Reduce
-2.27%
60.21 ($68.1) 75.4
$58.22
-14.51%
Reduce -14.4%
4,178,088
-702,856
SPY
SPDR S&P 500 ETF Trust2024-12-31Reduce
-1.48%
567.8 ($589.49) 607.81
$533.94
-9.42%
Reduce -10.38%
429,263
-49,700
FTRE
Fortrea Holdings Inc2024-12-31Sold Out
-0.72%
16.82 ($19.48) 23.73
$5.18
-73.41%
Sold Out
0
-692,408
WOLF
Wolfspeed Inc2024-12-31Reduce
-0.59%
6.44 ($10.21) 16.21
$2.17
-78.75%
Reduce -19.1%
4,988,216
-1,177,717
RPD
Rapid7 Inc2024-12-31Add
+0.07%
37.61 ($40.6) 43.94
$23.57
-41.95%
Add 0.95%
3,690,129
34,589
LW
Lamb Weston Holdings Inc2024-09-30New Buy
+11.85%
53.01 ($66.03) 82.74
$54.74
-17.10%
New holding
3,526,754
3,526,754

Jana Partners Total Holding History ($B)

To

Jana Partners's Asset Allocation

To

Jana Partners Past Portfolios

Portfolio Date Number of Stocks New Stocks Total Value ($Mil) Q/Q Turnover

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Jana Partners's Hypothetical Growth since 2024-12-31

Jana Partners's Yearly Returns

Year Portfolio % % Excess Gain %

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