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PAI

Palo Alto Investors Portfolio holdings

AUM $654M
1-Year Est. Return 77.8%
This Fund
S&P 500
This Quarter Est. Return
-11.87%
1 Year Est. Return
+77.8%
3 Year Est. Return
+127.05%
5 Year Est. Return
+199.24%
10 Year Est. Return
+2,229.57%
AUM
$1.29B
AUM Growth
-$271M
Cap. Flow
-$42.3M
Cap. Flow %
-3.27%
Top 10 Hldgs %
80.94%
Holding
37
New
Increased
7
Reduced
17
Closed
2

Sector Composition

Rank Sector Weight
1 Healthcare 98.39%
2 Financials 1.59%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
RIGL icon
26
Rigel Pharmaceuticals
RIGL
$782M
$1.95M 0.15%
65,240
MIRM icon
27
Mirum Pharmaceuticals
MIRM
$6.04B
$1.43M 0.11%
64,700
DNTH icon
28
Dianthus Therapeutics
DNTH
$6.29B
$1.25M 0.1%
27,019
ALIM
29
DELISTED
Alimera Sciences
ALIM
$1.13M 0.09%
200,919
NVAX icon
30
Novavax
NVAX
$1.31B
$921K 0.07%
12,500
ALDX icon
31
Aldeyra Therapeutics
ALDX
$91.7M
$715K 0.06%
160,800
TCMD icon
32
Tactile Systems Technology
TCMD
$555M
$546K 0.04%
27,100
KLDO
33
DELISTED
Kaleido Biosciences, Inc. Common Stock
KLDO
$511K 0.04%
309,692
-31,338
-9% -$55.9K
MRNS
34
DELISTED
Marinus Pharmaceuticals, Inc
MRNS
$293K 0.02%
31,330
URGN icon
35
UroGen Pharma
URGN
$2.39B
$213K 0.02%
24,500
AZN icon
36
AstraZeneca
AZN
$246B
-14,630
Closed -$1.7M
ZGNX
37
DELISTED
Zogenix, Inc.
ZGNX
-183,800
Closed -$2.99M

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Palo Alto Investors's Q1 2022 Portfolio in Review

As of Q1 2022, Palo Alto Investors held 37 positions worth $1.29B, down 17% from $1.56B the previous quarter. Its ten largest holdings account for 81% of the portfolio.

Palo Alto Investors withdrew a net $42.3M in Q1 2022, closing 2 positions and reducing 17 holdings. Its most notable exit was Zogenix, Inc., an estimated $2.99M position sold in full.

By sector, the portfolio is most concentrated in Healthcare at 98% of assets, up from 97% a quarter earlier, followed by Financials.

Against the trend, Palo Alto Investors added an estimated $2.63M to Sage Therapeutics.

  • Palo Alto Investors added most to Sage Therapeutics in Q1 2022, an estimated $2.63M increase.
  • Palo Alto Investors's biggest Q1 2022 reduction was Abiomed Inc, cutting an estimated $7.58M.
  • Palo Alto Investors fully exited Zogenix, Inc. in Q1 2022, selling an estimated $2.99M.
  • Palo Alto Investors's ten largest holdings make up 81% of its $1.29B portfolio in Q1 2022.
  • Palo Alto Investors opened 0 new positions and closed 2 in Q1 2022.
  • Palo Alto Investors's portfolio value fell 17% quarter-over-quarter to $1.29B.

Based on Palo Alto Investors's 13F filing for Q1 2022, filed 16 May 2022.