Ask your AI about this

Connect Claude, ChatGPT, Gemini or Grok (Microsoft 365 Copilot coming soon) to 13F.ai and ask in plain English. Copy a question to get started:

Connect your AI · Plans and the 7-day free trial (card required)

Holdings, Q2 2026

Largest first. Common shares only; puts and calls are under All positions.

Latest 13F holdings
#The fund's own figures at the end of the quarter. A report can be up to 45 days old when it is filed. Options and bonds are not counted here.Filing
1BMRN
BioMarin Pharmaceutical Inc.
6.03M$344.8M8.1%+68.5%13F ↗
2NBIX
Neurocrine Biosciences, Inc.
1.88M$316.8M7.4%+50.4%13F ↗
3ABVX
Abivax SA · ADR
2.35M$313.1M7.3%+56.6%13F ↗
4UTHR
United Therapeutics Corporation
435,000$235.7M5.5%+480%13F ↗
5ELVN
Enliven Therapeutics, Inc.
4.00M$203.0M4.7%+23.1%13F ↗
6NRIX
Nurix Therapeutics, Inc.
8.05M$195.3M4.6%+23.8%13F ↗
7BCAX
Bicara Therapeutics Inc.
5.25M$155.9M3.6%-3.2%13F ↗
8TSHA
Taysha Gene Therapies, Inc.
19.41M$132.2M3.1%+7.9%13F ↗
9ARWR
Arrowhead Pharmaceuticals, Inc.
1.57M$128.4M3.0%-30.8%13F ↗
10ABT
Abbott Laboratories
1.40M$127.0M3.0%New13F ↗
11ZBH
Zimmer Biomet Holdings, Inc.
1.40M$120.5M2.8%+637%13F ↗
12IRON
Disc Medicine, Inc.
1.55M$113.4M2.6%+121%13F ↗
13GLUE
Monte Rosa Therapeutics, Inc.
4.60M$111.3M2.6%+27.7%13F ↗
14PODD
Insulet Corporation
670,000$102.0M2.4%+1224%13F ↗
15ASND
Ascendis Pharma A/S
375,000$100.0M2.3%New13F ↗
16AZN
AstraZeneca PLC
450,000$85.3M2.0%+350%13F ↗
17SNY
Sanofi
2.00M$85.3M2.0%+42.9%13F ↗
18RVMD
Revolution Medicines, Inc.
450,000$84.3M2.0%-81.1%13F ↗
19BCRX
BioCryst Pharmaceuticals, Inc.
8.30M$83.0M1.9%+18.1%13F ↗
20DYN
Dyne Therapeutics, Inc.
3.38M$75.0M1.8%-15.6%13F ↗
21NKTR
Nektar Therapeutics
1.00M$69.8M1.6%+251%13F ↗
22GMED
Globus Medical, Inc.
850,000$67.2M1.6%+39.2%13F ↗
23TARS
Tarsus Pharmaceuticals, Inc.
1.05M$66.1M1.5%+425%13F ↗
24IMTX
Immatics N.V.
6.17M$62.6M1.5%Unchanged13F ↗
25TRVI
Trevi Therapeutics, Inc.
3.10M$57.8M1.4%+43.1%13F ↗
26IMCR
Immunocore Holdings plc · ADR
1.80M$57.1M1.3%-34.9%13F ↗
27RGEN
Repligen Corporation
400,000$54.6M1.3%-56.8%13F ↗
28BMY
Bristol-Myers Squibb Company
800,000$46.1M1.1%-20.0%13F ↗
29QURE
uniQure N.V.
935,000$43.1M1.0%+160%13F ↗
30XENE
Xenon Pharmaceuticals Inc.
700,000$42.3M1.0%+9.4%13F ↗
31DRUG
Bright Minds Biosciences Inc.
545,000$38.3M0.9%+10.7%13F ↗
32MDGL
Madrigal Pharmaceuticals, Inc.
65,000$34.9M0.8%+107%13F ↗
33ALC
Alcon Inc.
500,000$33.5M0.8%-37.5%13F ↗
34MYGN
Myriad Genetics, Inc.
5.74M$32.7M0.8%+248%13F ↗
35RAPP
Rapport Therapeutics, Inc.
730,000$30.4M0.7%-49.2%13F ↗
36CBIO
Crescent Biopharma, Inc.
1.63M$29.3M0.7%+8.7%13F ↗
37GEHC
GE HealthCare Technologies Inc.
450,000$28.8M0.7%+80.0%13F ↗
38INSM
Insmed Incorporated · Com Par $.01
250,000$26.7M0.6%New13F ↗
39VKTX
Viking Therapeutics, Inc.
680,000$26.5M0.6%-25.6%13F ↗
40BBNX
Beta Bionics, Inc.
1.60M$25.1M0.6%-27.7%13F ↗
41REGN
Regeneron Pharmaceuticals, Inc.
40,000$24.9M0.6%Unchanged13F ↗
42SLDB
Solid Biosciences Inc.
2.16M$21.6M0.5%-56.8%13F ↗
43ANRO
Alto Neuroscience, Inc.
785,000$20.7M0.5%-62.0%13F ↗
44TRAX
First Tracks Biotherapeutics, Inc. · Ord Shs *A*
1.01M$20.4M0.5%New13F ↗
45LXEO
Lexeo Therapeutics, Inc.
4.32M$20.1M0.5%-3.5%13F ↗
46SVRA
Savara, Inc.
2.72M$16.8M0.4%+4.6%13F ↗
47Damora Therapeutics Inc575,000$15.0M0.3%-4.2%13F ↗
48SGP
SpyGlass Pharma, Inc.
670,000$14.9M0.3%+0.5%13F ↗
49TECX
Tectonic Therapeutic, Inc.
425,000$14.6M0.3%+29.6%13F ↗
50AVTX
Avalo Therapeutics, Inc.
775,000$14.3M0.3%New13F ↗

Changes since Q1 2026

11 new, 31 added to, 21 trimmed, 33 exited, 5 unchanged. By estimated dollars.

New positions (11)

New positions
ABT
Abbott Laboratories
1.40MNew$127.0M
ASND
Ascendis Pharma A/S
375,000New$100.0M
INSM
Insmed Incorporated · Com Par $.01
250,000New$26.7M
TRAX
First Tracks Biotherapeutics, Inc. · Ord Shs *A*
1.01MNew$20.4M
AVTX
Avalo Therapeutics, Inc.
775,000New$14.3M
EVMN
Evommune, Inc.
1.00MNew$13.3M
KLRA
Kailera Therapeutics, Inc.
575,000New$12.7M
IBIO
iBio, Inc.
2.60MNew$4.5M
SGMT
Sagimet Biosciences Inc.
535,452New$4.1M
ENGN
enGene Therapeutics Inc.
1.67MNew$2.9M

Added to (31)

Added to
UTHR
United Therapeutics Corporation
435,000+480%$195.1M
BMRN
BioMarin Pharmaceutical Inc.
6.03M+68.5%$140.2M
ABVX
Abivax SA · ADR
2.35M+56.6%$113.2M
NBIX
Neurocrine Biosciences, Inc.
1.88M+50.4%$106.2M
ZBH
Zimmer Biomet Holdings, Inc.
1.40M+637%$104.2M
PODD
Insulet Corporation
670,000+1224%$94.3M
AZN
AstraZeneca PLC
450,000+350%$66.4M
IRON
Disc Medicine, Inc.
1.55M+121%$62.2M
TARS
Tarsus Pharmaceuticals, Inc.
1.05M+425%$53.5M
NKTR
Nektar Therapeutics
1.00M+251%$49.9M

Trimmed (21)

Trimmed
RVMD
Revolution Medicines, Inc.
450,000-81.1%-$360.5M
RGEN
Repligen Corporation
400,000-56.8%-$71.6M
ARWR
Arrowhead Pharmaceuticals, Inc.
1.57M-30.8%-$57.1M
ANRO
Alto Neuroscience, Inc.
785,000-62.0%-$33.8M
IMCR
Immunocore Holdings plc · ADR
1.80M-34.9%-$30.7M
RAPP
Rapport Therapeutics, Inc.
730,000-49.2%-$29.4M
SLDB
Solid Biosciences Inc.
2.16M-56.8%-$28.4M
ALC
Alcon Inc.
500,000-37.5%-$20.1M
DYN
Dyne Therapeutics, Inc.
3.38M-15.6%-$13.9M
BMY
Bristol-Myers Squibb Company
800,000-20.0%-$11.5M

Exited (33)

Exited
Apogee Therapeutics Inc1.10MExited-$92.6M
Ascendis Pharma A/S
ADR
375,000Exited-$85.8M
SRRK
Scholar Rock Holding Corporation
1.32MExited-$65.1M
VERA
Vera Therapeutics, Inc.
1.37MExited-$55.0M
Terns Pharmaceuticals Inc1.00MExited-$52.7M
BSX
Boston Scientific Corporation
800,000Exited-$50.2M
Nuvalent Inc481,715Exited-$49.4M
COGT
Cogent Biosciences, Inc.
1.23MExited-$47.4M
CLDX
Celldex Therapeutics, Inc.
1.22MExited-$38.8M
Kalvista Pharmaceuticals Inc1.85MExited-$37.2M

The 10 largest of each, by estimated dollars: shares changed times the later report's price. Index tracking, splits and mergers move positions too.

All positions

Search, sort and filter every position, with puts and calls on their own tab. Premium plan.

Compare two quarters

Pick any two quarters: what is new, added to, trimmed or exited. Premium plan.

Reported value by quarter

Value and number of positions at the end of each quarter.

Loading…

Largest positions in earlier quarters

Pick a quarter to see what the fund's biggest positions were then.

Loading…

Ten largest positions

By value, Q2 2026.

$0$100.0M$200.0M$300.0M$400.0MBMRN · Value: $344,750,500BMRNNBIX · Value: $316,845,800NBIXABVX · Value: $313,086,774ABVXUTHR · Value: $235,696,050UTHRELVN · Value: $203,000,000ELVNNRIX · Value: $195,293,000NRIXBCAX · Value: $155,872,500BCAXTSHA · Value: $132,216,150TSHAARWR · Value: $128,378,250ARWRABT · Value: $127,036,000ABT

Filings

13F filings
Filing
Q2 2026Aug 14, 202613F-HR68$4.3BCurrentSEC ↗
Q1 2026May 15, 202613F-HR90$3.6BCurrentSEC ↗
Q4 2025Feb 17, 202613F-HR76$2.9BCurrentSEC ↗
Q3 2025Nov 14, 202513F-HR81$2.2BCurrentSEC ↗
Q2 2025Aug 14, 202513F-HR72$1.9BCurrentSEC ↗
Q1 2025May 15, 202513F-HR63$1.4BCurrentSEC ↗

Most recent first, up to 80. An amendment can replace a report or add holdings to it. All 13F filings

Information, not investment advice. Values are the fund's own figures at quarter end; a report can be up to 45 days old when filed. Disclaimer