Barry Rosenstein JANA Partners Management
Barry Rosenstein is the founder of JANA Partners, an activist and event-driven investment firm. JANA is known for campaigns seeking strategic change, improved capital returns, and better operational execution at public companies. Rosenstein’s efforts have spanned consumer, industrial, and technology-related businesses over many years.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Lamb Weston
LW
|
+$233M |
| 2 |
Trimble
TRMB
|
+$39.3M |
| 3 |
Rapid7
RPD
|
+$35M |
| 4 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$22.1M |
| 5 |
Mercury Systems
MRCY
|
+$587K |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
FYBR
Frontier Communications
FYBR
|
+$170M |
| 2 |
Fidelity National Information Services
FIS
|
+$123M |
| 3 |
BlackLine
BL
|
+$55.9M |
| 4 |
QuidelOrtho
QDEL
|
+$34.1M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 33.3% |
| 2 | Consumer Staples | 22.55% |
| 3 | Industrials | 13.33% |
| 4 | Communication Services | 7.21% |
| 5 | Healthcare | 1.6% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
1
Trimble
TRMB
$14B
| $303M | 15.73% |
4,880,944
+703,400
| +17% | +$39.3M |
|
|
2
State Street SPDR S&P 500 ETF Trust
SPY
$809B
| $275M | 14.27% |
478,963
+40,030
| +9% | +$22.1M |
|
|
3
Mercury Systems
MRCY
$5.49B
| $257M | 13.33% |
6,941,565
+16,669
| +0.2% | +$587K |
|
|
4
Lamb Weston
LW
$7.38B
| $228M | 11.85% |
+3,526,754
| New | +$233M |
|
|
THS
5
DELISTED
Treehouse Foods
THS
| $206M | 10.7% |
4,910,950
| – | – |
|
|
6
CALL
Lamb Weston
LW
$7.38B
| $149M | 7.74% |
+2,302,000
| New | +$152M |
|
|
7
Rapid7
RPD
$799M
| $146M | 7.57% |
3,655,540
+931,154
| +34% | +$35M |
|
|
FYBR
8
DELISTED
Frontier Communications
FYBR
| $139M | 7.21% |
3,910,213
-5,667,520
| -59% | -$170M |
|
|
9
Fidelity National Information Services
FIS
$21.3B
| $133M | 6.9% |
1,586,929
-1,555,686
| -50% | -$123M |
|
10
Wolfspeed
WOLF
$1.34B
| $59.8M | 3.1% |
6,165,933
| – | – |
|
|
EHAB
11
DELISTED
Enhabit
EHAB
| $16.9M | 0.88% |
2,137,145
+56,068
| +3% | +$488K |
|
12
Fortrea Holdings
FTRE
$1.75B
| $13.8M | 0.72% |
692,408
+2,408
| +0.3% | +$56.6K |
|
|
13
BlackLine
BL
$1.85B
| – | – |
-1,154,435
| Closed | -$55.9M |
|
|
14
QuidelOrtho
QDEL
$1.01B
| – | – |
-1,026,413
| Closed | -$34.1M |
|
Similar funds
Barry Rosenstein's Q3 2024 Portfolio in Review
As of Q3 2024, Barry Rosenstein held 14 positions worth $1.93B, up 13% from $1.71B the previous quarter. Its ten largest holdings account for 98% of the portfolio.
Barry Rosenstein deployed $99.1M of net new capital in Q3 2024, opening 2 new positions and adding to 6 existing holdings. Its largest new stake was Lamb Weston: 3,526,754 shares worth $228M.
By sector, the portfolio is most concentrated in Technology at 33% of assets, down from 46% a quarter earlier, followed by Consumer Staples and Industrials.
On the sell side, the largest reduction was Frontier Communications, an estimated $170M trimmed.
- Barry Rosenstein's largest Q3 2024 buy was Lamb Weston: 3,526,754 shares worth $228M.
- Barry Rosenstein added most to Trimble in Q3 2024, an estimated $39.3M increase.
- Barry Rosenstein's biggest Q3 2024 reduction was Frontier Communications, cutting an estimated $170M.
- Barry Rosenstein fully exited BlackLine in Q3 2024, selling an estimated $55.9M.
- Barry Rosenstein's ten largest holdings make up 98% of its $1.93B portfolio in Q3 2024.
- Barry Rosenstein opened 2 new positions and closed 2 in Q3 2024.
- Barry Rosenstein's portfolio value rose 13% quarter-over-quarter to $1.93B.
Based on JANA Partners Management's 13F filing for Q3 2024, filed 14 Nov 2024.