RA CAPITAL MANAGEMENT, L.P.

CIK: 0001346824SEC EDGAR →

Portfolio Value

$9.8B

Holdings

71

As of

Q4 2025

New Positions

15

Closed Positions

11

Top 10 Holdings

RankStockSharesValue% of Portfolio
1

ASCENDIS PHARMA A/S - ADR

10,281,496$2.2B
22.46%
2

CIDARA THERAPEUTICS INC

3,365,523$743.4M
7.62%
3

RHYTHM PHARMACEUTICALS INC

6,666,837$713.6M
7.31%
4

AVIDITY BIOSCIENCES INC

8,641,031$623.3M
6.39%
5

VAXCYTE INC

10,724,599$494.8M
5.07%
6

SIONNA THERAPEUTICS INC

9,905,045$407.5M
4.17%
7

NEWAMSTERDAM PHARMA CO NV

9,550,191$335.0M
3.43%
8

TYRA BIOSCIENCES INC

12,198,625$320.7M
3.29%
9

WAVE LIFE SCIENCES LTD

18,203,009$309.5M
3.17%
10

MINERALYS THERAPEUTICS INC

7,323,750$265.8M
2.72%

Quarterly Changes

Top Buys

RYTM↑ Increased
$713.0M
WVE↑ Increased
$309.3M
NUVL↑ Increased
$189.0M
IRON↑ Increased
$156.8M
BCRXNEW
$123.5M

Top Sells

PCVX↓ Decreased
$494.4M
SION↓ Decreased
$407.2M
NAMS↓ Decreased
$334.7M
ACLX↓ Decreased
$82.4M
CLYM↓ Decreased
$77.6M

New Positions (22)

$123.5M · 15.8M shares
$110.2M · 374K shares
$65.0M · 2.6M shares
$59.2M · 3.5M shares
$53.1M · 1.6M shares
$49.6M · 5.0M shares
$43.5M · 1.5M shares
$36.7M · 428K shares
$24.9M · 1.9M shares
$21.7M · 9.2M shares
$17.5M · 10.7M shares
$16.7M · 7.1M shares
$15.3M · 8.0M shares
$14.1M · 335K shares
$11.5M · 8.5M shares
$8.0M · 948K shares
$4.7M · 144K shares
$3.7M · 80K shares
$2.1M · 44K shares
$2.0M · 110K shares
$1.9M · 794K shares
$1.1M · 70K shares

Closed Positions (18)

$292K · 19.9M shares
$43K · 1.2M shares
$42K · 1.5M shares
$35K · 676K shares
$27K · 1.1M shares
$20K · 6.0M shares
$17K · 2.0M shares
$17K · 3.0M shares
$15K · 1.1M shares
$12K · 200K shares
$9K · 3.6M shares
$8K · 2.7M shares
$8K · 603K shares
$6K · 7.5M shares
$5K · 579K shares
$4K · 54K shares
$3K · 55K shares
$3K · 2.0M shares

Sector Breakdown

Sector# HoldingsValue%
Healthcare67$8.9B91.4%
Unknown2$827.6M8.5%
Financial Services1$9.8M0.1%
Technology1$4.7M0.0%