— Know what they know.
Not Investment Advice
Asset Manager ← All Institutions

BAKER BROS. ADVISORS LP

Q1 2026 · Filed 2026-05-15
Market Value
$17.2B
+1.8%
Holdings
87
-6
New Purchases
7
Added To
16
Closed
8
Reduced
6
Top 10 Concentration
74.5%
Turnover
17.2%

Top Buys (by % of Portfolio)

SymbolCur %Prior %Chg %Value
PRAX 3.29% 1.97% +1.32% $565M
KOD 4.42% 3.30% +1.12% $759M
RVMD 5.41% 4.46% +0.94% $929M
CELC 5.26% 4.68% +0.58% $904M
ALKS 2.06% 1.66% +0.40% $354M
INSM 7.06% 6.80% +0.26% $1.2B
SMMT 4.01% 3.77% +0.24% $690M
MIRM 0.24% 0.00% +0.24% $41M
EWTX 1.21% 0.97% +0.24% $207M
DNTH 0.42% 0.19% +0.22% $72M
KYMR 4.20% 3.99% +0.20% $721M
ELVN 0.21% 0.02% +0.18% $35M
ALMS 0.26% 0.09% +0.17% $44M
GRAL 1.21% 1.06% +0.15% $208M
EVMN 0.11% 0.00% +0.11% $19M

Top Sells (by % of Portfolio)

SymbolCur %Prior %Chg %Value
ACAD 5.56% 6.79% -1.23% $955M
INCY 16.84% 17.99% -1.16% $2.9B
MDGL 6.52% 7.39% -0.87% $1.1B
RYTM 2.84% 3.55% -0.72% $487M
ONC 15.20% 15.84% -0.64% $2.6B
RARE 0.00% 0.38% -0.38% $0
IMCR 0.13% 0.48% -0.35% $22M
TERN 0.00% 0.23% -0.23% $0
GPCR 0.40% 0.59% -0.19% $69M
BCYC 0.29% 0.46% -0.16% $51M
BNTX 0.06% 0.21% -0.15% $11M
REPL 0.49% 0.64% -0.14% $84M
VRDN 0.22% 0.36% -0.14% $39M
ABVX 0.57% 0.70% -0.13% $98M
BCRX 0.00% 0.13% -0.13% $0

Sector Allocation Over Time

Market Cap Concentration

TierHoldingsValueWeight
Large Cap 9 $9.6B 56.0%
Mid Cap 33 $6.5B 37.8%
Small Cap 31 $814M 4.7%
Micro Cap 14 $246M 1.4%

Portfolio Analytics

Avg Market Cap
$5.4B
Median Market Cap
$1.9B
Avg P/E
37.2
Median P/E
26.3
Avg Dividend Yield
—%
Avg Beta
1.03
# Stocks
87
# ETFs / Funds
0

Top Holdings (87 total)

# Symbol % Port Shares Value Avg Price Q/Q Value Chg Share Chg Chg % Status
1 INCY 16.84% 30,744,412 $2.9B $94.12 -$143M +421 —
2 ONC 15.20% 8,799,053 $2.6B $296.97 -$60M — —
3 INSM 7.06% 7,421,111 $1.2B $163.52 $66M +828,365 +12.6%
4 MDGL 6.52% 2,141,701 $1.1B $523.47 -$126M — —
5 ACAD 5.56% 42,896,690 $955M $22.26 -$191M — —
6 RVMD 5.41% 9,555,357 $929M $97.25 $176M +100,000 +1.1%
7 CELC 5.26% 7,915,792 $904M $114.14 $114M — —
8 KOD 4.42% 19,919,186 $759M $38.12 $202M — —
9 KYMR 4.20% 8,657,242 $721M $83.29 $47M — —
10 SMMT 4.01% 36,391,063 $690M $18.96 $53M — —
11 PRAX 3.29% 1,753,198 $565M $322.19 $233M +626,710 +55.6%
12 RYTM 2.84% 5,604,483 $487M $86.97 -$112M — —
13 ALKS 2.06% 10,012,267 $354M $35.36 $74M — —
14 GRAL 1.21% 4,028,614 $208M $51.68 $30M +1,943,281 +93.2%
15 EWTX 1.21% 6,575,940 $207M $31.50 $44M — —
16 IONS 0.89% 2,047,727 $154M $75.09 $12M +255,886 +14.3%
17 IMVT 0.79% 5,457,881 $136M $24.84 -$3M — —
18 ROIV 0.78% 4,867,723 $135M $27.70 $14M -687,294 -12.4%
19 IDYA 0.77% 3,946,515 $131M $33.32 $6M +327,689 +9.1%
20 ARWR 0.73% 1,992,783 $125M $62.70 -$19M -182,862 -8.4%
21 STOK 0.63% 3,336,697 $109M $32.56 $3M — —
22 IMTX 0.63% 10,916,693 $107M $9.84 -$20M -1,177,401 -9.7%
23 ABCL 0.61% 30,275,938 $106M $3.49 $12M +2,750,298 +10.0%
24 ABVX 0.57% 875,796 $98M $111.35 -$21M — —
25 CRNX 0.50% 2,351,465 $85M $36.32 $9M +702,596 +42.6%
26 REPL 0.49% 11,045,336 $84M $7.65 -$23M — —
27 NRIX 0.42% 4,658,556 $72M $15.50 -$16M — —
28 DNLI 0.42% 3,731,695 $72M $19.20 $10M — —
29 DNTH 0.42% 852,164 $72M $83.92 $39M +62,405 +7.9%
30 GLUE 0.42% 4,345,736 $71M $16.45 $3M — —
31 GPCR 0.40% 1,432,529 $69M $48.20 -$31M — —
32 TRDA 0.37% 5,072,730 $64M $12.62 $12M — —
33 BCYC 0.29% 10,885,357 $51M $4.64 -$27M — —
34 SYRE 0.29% 1,000,000 $50M $50.44 $18M — —
35 RAPP 0.28% 1,547,090 $48M $31.29 $1M — —
36 ALMS 0.26% 2,012,500 $44M $22.03 $29M +450,000 +28.8%
37 MIRM 0.24% 445,975 $41M $92.38 — +445,975 — NEW
38 VRDN 0.22% 1,971,678 $39M $19.56 -$23M — —
39 ELVN 0.21% 905,191 $35M $39.20 $31M +633,785 +233.5%
40 PRLD 0.20% 10,123,824 $35M $3.42 $5M — —
41 DBVT 0.18% 1,461,425 $31M $20.89 $3M — —
42 DSGN 0.16% 2,585,978 $28M $10.64 $7M +352,879 +15.8%
43 CNTA 0.16% 670,751 $27M $39.72 $10M — —
44 CTMX 0.14% 4,975,826 $23M $4.70 $5M +725,000 +17.1%
45 JBIO 0.13% 1,641,137 $23M $14.05 -$2M — —
46 IRON 0.13% 349,657 $22M $63.94 -$4M +12,607 +3.7%
47 IMCR 0.13% 734,397 $22M $30.15 -$58M -1,588,259 -68.4%
48 XENE 0.13% 370,208 $22M $58.15 $5M — —
49 CLDX 0.12% 665,370 $21M $31.72 $3M — —
50 NGNE 0.12% 991,691 $20M $20.16 -$436K — —
51 EVMN 0.11% 847,390 $19M $22.99 — +847,390 — NEW
52 TECX 0.11% 607,788 $19M $30.91 -$58K -295,612 -32.7%
53 CTNM 0.11% 1,420,838 $19M $13.06 $2M — —
54 ARGX 0.11% 25,174 $18M $730.25 -$3M — —
55 CERS 0.11% 10,008,345 $18M $1.82 -$2M — —
56 TSHA 0.10% 4,004,756 $18M $4.47 -$4M — —
57 AKTS 0.10% 996,351 $18M $17.89 — +996,351 — NEW
58 GENB 0.10% 1,423,602 $18M $12.50 — +1,423,602 — NEW
59 SION 0.09% 400,000 $16M $40.09 -$420K — —
60 DYN 0.09% 813,449 $15M $18.13 -$1M — —
61 XNCR 0.08% 1,102,106 $13M $12.06 -$4M — —
62 CMPS 0.08% 2,344,720 $13M $5.53 — +2,344,720 — NEW
63 RLAY 0.07% 1,160,117 $12M $9.95 $2M — —
64 SERA 0.06% 5,498,170 $11M $2.03 -$5M — —
65 BNTX 0.06% 119,743 $11M $88.88 -$24M -249,180 -67.5%
66 RCUS 0.05% 415,621 $9M $21.60 $3M +145,621 +53.9%
67 MPLT 0.04% 364,705 $7M $20.33 $1M — —
68 ABSI 0.04% 2,134,803 $6M $3.00 -$1M — —
69 VTVT 0.03% 148,314 $6M $39.66 -$49K — —
70 EIKN 0.03% 555,555 $6M $10.58 — +555,555 — NEW
71 TARA 0.03% 971,614 $5M $5.21 -$117K — —
72 SGMT 0.03% 952,996 $5M $5.22 -$662K — —
73 LBRX 0.03% 200,000 $5M $24.66 $480K — —
74 VSTM 0.02% 584,757 $3M $5.30 — +584,757 — NEW
75 TCRX 0.02% 2,784,792 $3M $1.01 $28K — —
76 SANA 0.01% 310,483 $894K $2.88 -$369K — —
77 ALGS —% 83,055 $617K $7.43 -$157K — —
78 TYRA —% 10,607 $406K $38.30 $127K — —
79 SRZNW —% 833,333 $13K $0.02 -$3K — —
80 ACRV —% — — — -$55K -22,809 -100.0% SOLD
81 TERN —% — — — -$38M -950,000 -100.0% SOLD
82 FDMT —% — — — -$4M -475,737 -100.0% SOLD
83 BCRX —% — — — -$22M -2,822,727 -100.0% SOLD
84 VIR —% — — — -$3M -542,539 -100.0% SOLD
85 NUVL —% — — — -$14M -143,937 -100.0% SOLD
86 VTYX —% — — — -$21M -2,349,280 -100.0% SOLD
87 RARE —% — — — -$64M -2,772,692 -100.0% SOLD

New Positions

SymbolValue% Port
MIRM $41M 0.24%
EVMN $19M 0.11%
AKTS $18M 0.10%
GENB $18M 0.10%
CMPS $13M 0.08%
EIKN $6M 0.03%
VSTM $3M 0.02%

Sold Out Positions

SymbolValue% Port
ACRV — —%
BCRX — —%
FDMT — —%
RARE — —%
VIR — —%
NUVL — —%
TERN — —%
VTYX — —%
View SEC EDGAR Filings for BAKER BROS. ADVISORS LP →

Sign in to InsiderStreet

You'll also get our free weekly newsletter with
smart money signals, market insights, and alpha ideas.
Unsubscribe anytime.

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