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Asset Manager ← All Institutions

RA CAPITAL MANAGEMENT, L.P.

Q1 2026 · Filed 2026-05-15
Market Value
$6.6B
-4.9%
Holdings
90
+8
New Purchases
24
Added To
16
Closed
9
Reduced
2
Top 10 Concentration
53.2%
Turnover
36.7%

Top Buys (by % of Portfolio)

SymbolCur %Prior %Chg %Value
SGP 3.16% 0.00% +3.16% $208M
PCVX 10.14% 7.16% +2.98% $667M
TYRA 7.10% 4.64% +2.46% $467M
DNTH 3.33% 0.96% +2.37% $219M
ZLAB 1.63% 0.00% +1.63% $107M
SRPT 1.29% 0.00% +1.29% $85M
EWTX 4.99% 3.74% +1.25% $328M
NUVL 3.95% 2.74% +1.21% $260M
GLTO 0.94% 0.00% +0.94% $62M
XNCR 0.90% 0.00% +0.90% $59M
IPSC 0.61% 0.00% +0.61% $40M
SLDB 1.02% 0.47% +0.55% $67M
BCRX 2.29% 1.79% +0.51% $151M
BCAX 2.19% 1.69% +0.50% $144M
SYRE 1.24% 0.77% +0.48% $82M

Top Sells (by % of Portfolio)

SymbolCur %Prior %Chg %Value
CDTX 0.00% 10.75% -10.75% $0
RNAM 0.00% 9.01% -9.01% $0
RYTM 8.81% 10.32% -1.51% $580M
PEPG 0.54% 1.89% -1.35% $36M
ACLX 0.00% 1.19% -1.19% $0
BLTE 0.00% 1.00% -1.00% $0
MLYS 3.17% 3.84% -0.68% $208M
ADGI 0.00% 0.61% -0.61% $0
SBTX 1.33% 1.83% -0.50% $87M
LENZ 0.58% 0.97% -0.39% $38M
OLMA 0.59% 0.94% -0.35% $39M
FULC 0.71% 0.99% -0.28% $46M
LXEO 0.44% 0.72% -0.28% $29M
TSHA 1.60% 1.87% -0.27% $105M
SEPN 2.56% 2.82% -0.27% $168M

Sector Allocation Over Time

Market Cap Concentration

TierHoldingsValueWeight
Large Cap 2 $0 0.0%
Mid Cap 21 $3.0B 45.8%
Small Cap 39 $2.6B 38.9%
Micro Cap 28 $1.0B 15.3%

Portfolio Analytics

Avg Market Cap
$2.1B
Median Market Cap
$650M
Avg P/E
33.0
Median P/E
34.5
Avg Dividend Yield
—%
Avg Beta
1.05
# Stocks
90
# ETFs / Funds
0

Top Holdings (90 total)

# Symbol % Port Shares Value Avg Price Q/Q Value Chg Share Chg Chg % Status
1 PCVX 10.14% 11,474,599 $667M $58.11 $172M +750,000 +7.0%
2 RYTM 8.81% 6,666,837 $580M $86.97 -$134M — —
3 TYRA 7.10% 12,198,625 $467M $38.30 $147M — —
4 SION 6.04% 9,905,045 $397M $40.09 -$10M — —
5 EWTX 4.99% 10,428,437 $328M $31.50 $70M — —
6 NUVL 3.95% 2,534,145 $260M $102.45 $71M +654,088 +34.8%
7 DNTH 3.33% 2,611,733 $219M $83.92 $153M +1,000,000 +62.0%
8 MLYS 3.17% 7,692,750 $208M $27.09 -$57M +369,000 +5.0%
9 SGP 3.16% 8,021,117 $208M $25.91 — +8,021,117 — NEW
10 SEPN 2.56% 6,995,858 $168M $24.03 -$27M — —
11 IRON 2.38% 2,450,221 $157M $63.94 -$258K +474,089 +24.0%
12 JANX 2.36% 11,189,693 $156M $13.90 $1M — —
13 BCRX 2.29% 15,827,186 $151M $9.52 $27M — —
14 BCAX 2.19% 7,255,993 $144M $19.89 $27M +300,000 +4.3%
15 PRAX 1.83% 373,787 $120M $322.19 $10M — —
16 GHRS 1.64% 7,676,697 $108M $14.06 $10M — —
17 ZLAB 1.63% 5,707,262 $107M $18.81 — +5,707,262 — NEW
18 TSHA 1.60% 23,555,648 $105M $4.47 -$24M — —
19 VOR 1.47% 5,404,998 $96M $17.84 $26M — —
20 GERN 1.44% 63,771,366 $95M $1.49 $11M — —
21 SBTX 1.33% 10,860,977 $87M $8.03 -$39M — —
22 SRPT 1.29% 3,902,596 $85M $21.76 — +3,902,596 — NEW
23 SYRE 1.24% 1,621,620 $82M $50.44 $29M — —
24 EVMN 1.22% 3,494,638 $80M $22.99 $21M +35,868 +1.0%
25 CLYM 1.18% 11,300,939 $77M $6.85 -$300K +7,111 +0.1%
26 SLDB 1.02% 9,339,978 $67M $7.20 $34M +3,528,555 +60.7%
27 ARTV 0.96% 9,853,302 $63M $6.44 $21M — —
28 GLTO 0.94% 2,399,310 $62M $25.90 — +2,399,310 — NEW
29 XNCR 0.90% 4,897,237 $59M $12.06 — +4,897,237 — NEW
30 LBRX 0.83% 2,208,604 $54M $24.66 $5M — —
31 JBIO 0.78% 3,671,083 $52M $14.05 -$5M — —
32 ABOS 0.75% 20,992,669 $50M $2.36 $18M +6,060,606 +40.6%
33 FDMT 0.71% 5,049,779 $47M $9.31 $5M -603,432 -10.7%
34 FULC 0.71% 6,053,960 $46M $7.67 -$22M — —
35 CAPR 0.70% 1,507,844 $46M $30.40 $2M — —
36 IPSC 0.61% 17,754,430 $40M $2.26 — +17,754,430 — NEW
37 OLMA 0.59% 2,600,000 $39M $14.91 -$26M — —
38 LENZ 0.58% 4,178,823 $38M $9.15 -$29M — —
39 MNPR 0.56% 667,207 $37M $54.79 -$7M — —
40 PEPG 0.54% 20,064,545 $36M $1.77 -$95M — —
41 DSGN 0.48% 2,972,973 $32M $10.64 $18M +1,511,592 +103.4%
42 MIRM 0.45% 318,554 $29M $92.38 — +318,554 — NEW
43 BIOA 0.44% 1,650,648 $29M $17.49 — +1,650,648 — NEW
44 LXEO 0.44% 5,000,000 $29M $5.74 -$21M — —
45 ASMB 0.43% 1,020,410 $28M $27.75 -$6M — —
46 RZLT 0.43% 9,180,000 $28M $3.05 $6M — —
47 AKTS 0.41% 1,503,084 $27M $17.89 — +1,503,084 — NEW
48 ALXO 0.40% 13,011,849 $26M $2.00 — +13,011,849 — NEW
49 ACRS 0.39% 6,804,072 $26M $3.75 — +6,804,072 — NEW
50 OVID 0.36% 10,714,000 $24M $2.22 $6M — —
51 NKTX 0.35% 10,805,129 $23M $2.11 $3M — —
52 TVTX 0.34% 746,841 $22M $29.71 — +746,841 — NEW
53 GRAL 0.34% 428,266 $22M $51.68 -$15M — —
54 CCCC 0.32% 8,000,000 $21M $2.63 $6M — —
55 RLMD 0.31% 2,947,369 $21M $6.96 — +2,947,369 — NEW
56 BNTC 0.30% 1,850,000 $20M $10.65 -$5M — —
57 DRUG 0.29% 265,000 $19M $72.97 — +265,000 — NEW
58 STRO 0.27% 715,307 $18M $24.91 — +715,307 — NEW
59 CTNM 0.26% 1,296,012 $17M $13.06 -$8M -883,699 -40.5%
60 SABS 0.26% 4,401,500 $17M $3.83 $396K — —
61 INSP 0.26% 325,663 $17M $51.58 $4M +183,699 +129.4%
62 AVR 0.25% 3,000,000 $17M $5.55 — +3,000,000 — NEW
63 OKUR 0.25% 3,998,333 $17M $4.14 — +3,998,333 — NEW
64 HNGE 0.21% 364,613 $14M $38.56 $10M +284,500 +355.1%
65 WGS 0.20% 209,887 $13M $64.22 $6M +151,843 +261.6%
66 WAY 0.19% 529,400 $13M $24.11 $8M +385,000 +266.6%
67 HLXC 0.19% 1,250,000 $13M $10.16 — +1,250,000 — NEW
68 PALI 0.19% 7,124,116 $12M $1.75 -$4M — —
69 ACRV 0.18% 8,340,508 $12M $1.39 -$9M — —
70 RNA 0.18% 864,102 $12M $13.37 — +864,102 — NEW
71 KPTI 0.16% 1,917,354 $11M $5.57 — +1,917,354 — NEW
72 AVTX 0.15% 662,968 $10M $14.93 -$2M — —
73 PCSC 0.13% 750,000 $8M $10.97 -$2M — —
74 ACET 0.12% 1,182,624 $8M $6.81 $69K +234,375 +24.7%
75 CRVS 0.10% 450,000 $7M $14.63 — +450,000 — NEW
76 RANI 0.09% 8,500,000 $6M $0.73 -$5M — —
77 EQ 0.09% 3,096,336 $6M $2.00 — +3,096,336 — NEW
78 HOWL 0.08% 6,681,307 $6M $0.83 $1M — —
79 MGNX 0.08% 1,864,176 $5M $2.89 — +1,864,176 — NEW
80 MPLT 0.08% 248,294 $5M $20.33 — +248,294 — NEW
81 PTN 0.02% 70,000 $1M $17.42 $143K — —
82 CDTX —% — — — -$743M -3,365,523 -100.0% SOLD
83 ADGI —% — — — -$42M -17,119,096 -100.0% SOLD
84 ACLX —% — — — -$83M -1,267,156 -100.0% SOLD
85 PGNY —% — — — -$2M -96,628 -100.0% SOLD
86 RNAM —% — — — -$623M -8,641,031 -100.0% SOLD
87 BLTE —% — — — -$69M -432,484 -100.0% SOLD
88 KIDS —% — — — -$2M -109,959 -100.0% SOLD
89 HCAT —% — — — -$2M -793,749 -100.0% SOLD
90 MDLN —% — — — -$14M -335,000 -100.0% SOLD

New Positions

SymbolValue% Port
SGP $208M 3.16%
ZLAB $107M 1.63%
SRPT $85M 1.29%
GLTO $62M 0.94%
XNCR $59M 0.90%
IPSC $40M 0.61%
MIRM $29M 0.45%
BIOA $29M 0.44%
AKTS $27M 0.41%
ALXO $26M 0.40%
ACRS $26M 0.39%
TVTX $22M 0.34%
RLMD $21M 0.31%
DRUG $19M 0.29%
STRO $18M 0.27%

Sold Out Positions

SymbolValue% Port
KIDS — —%
MDLN — —%
BLTE — —%
HCAT — —%
PGNY — —%
CDTX — —%
RNAM — —%
ACLX — —%
ADGI — —%
View SEC EDGAR Filings for RA CAPITAL MANAGEMENT, L.P. →

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For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms