SECTORAL ASSET MANAGEMENT INC — 13F Holdings & Portfolio

CIK 1274413 · latest 13F-HR filed 2026-05-15

SECTORAL ASSET MANAGEMENT INC manages $120.7M in 13F-reported U.S. long-equity assets across 77 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are EVMN (11.22%), CTNM (7.87%), SI (5.18%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 10 new positions, exited 7, added to 17, and trimmed 43.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Loading holdings…
AUM

$120.7M

Long-equity book

Holdings

77

Distinct positions

Period

2026-03-31

Filed 2026-05-15

Q/Q Activity

+10 / −7 / ↑17 / ↓43

vs 2025-12-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • EVOMMUNE INC$3.5M +34.3%
  • GILEAD SCIENCES INC$1.9M +88.2%
  • INSMED INC$1.4M +73.7%
  • BIONTECH SE$406.2K +24.8%
  • MERCK & CO INC$331.3K +14.7%
Show all 17

Top Trims

  • ELI LILLY & CO-$2.0M -25.3%
  • ABBVIE INC-$1.2M -30.9%
  • STRUCTURE THERAPEUTICS-$949.5K -57.2%
  • SHOULDER INNOVATIONS-$788.0K -11.2%
  • VERA THERAPEUTICS-$781.8K -41.9%
Show all 43

New Positions

  • IQVIA HOLDINGS INC$1.4M
  • BRISTOL MYERS SQUIBB$1.3M
  • MEDTRONIC PLC$961.8K
  • ARDELYX INC$781.1K
  • AGOMAB THERAPEUTICS$477.3K
Show all 10

Exited Positions

  • ASTRAZENECA$1.4M
  • VENTYX BIOSCIENCES$875.4K
  • LENZ THERAPEUTICS INC$680.0K
  • AMICUS THERAPEUTICS$616.6K
  • CARLSMED INC$589.1K
Show all 7
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 EVOMMUNE INC EVMN 30054Y107 $13.5M 11.22% 589,005 SH
2 CONTINEUM THERAPEUTICS CTNM 21217B100 $9.5M 7.87% 727,587 SH
3 SHOULDER INNOVATIONS SI 82537J108 $6.3M 5.18% 430,407 SH
4 ELI LILLY & CO LLY 532457108 $5.8M 4.84% 6,354 SH
5 JOHNSON & JOHNSON JNJ 478160104 $4.5M 3.69% 18,218 SH
6 GILEAD SCIENCES INC GILD 375558103 $4.1M 3.42% 27,490 SH
7 UNITEDHEALTH GRP INC UNH 91324P102 $4.0M 3.35% 14,957 SH
8 AMGEN INC AMGN 031162100 $3.5M 2.91% 9,210 SH
9 VERTEX PHARMA VRTX 92532F100 $3.5M 2.86% 7,007 SH
10 INSMED INC INSM 457669307 $3.4M 2.80% 19,668 SH
11 ARGENX SE ARGX 04016X101 $2.7M 2.27% 3,564 SH
12 ABBVIE INC ABBV 00287Y109 $2.7M 2.20% 12,200 SH
13 ABBOTT LABS ABT 002824100 $2.6M 2.18% 25,578 SH
14 MERCK & CO INC MRK 58933Y105 $2.6M 2.14% 21,480 SH
15 REGENERON PHARMCTCLS REGN 75886F107 $2.5M 2.06% 2,919 SH
16 INTUITIVE SURGIC INC ISRG 46120E602 $2.4M 2.00% 5,250 SH
17 BOSTON SCIENTIFIC BSX 101137107 $2.2M 1.81% 34,780 SH
18 BIONTECH SE BNTX 09075V102 $2.0M 1.69% 22,164 SH
19 STRYKER CORP SYK 863667101 $1.9M 1.60% 5,874 SH
20 DANAHER CORP DHR 235851102 $1.8M 1.51% 9,597 SH
21 THERMO FISHER SCIENTIFIC TMO 883556102 $1.7M 1.43% 3,508 SH
22 DEXCOM INC DXCM 252131107 $1.5M 1.21% 23,231 SH
23 IQVIA HOLDINGS INC IQV 46266C105 $1.4M 1.17% 8,307 SH
24 SUMMIT THERAPEUTICS SMMT 86627T108 $1.4M 1.16% 69,615 SH
25 EDWARDS LIFESCIENCES EW 28176E108 $1.4M 1.15% 17,338 SH
26 BRISTOL MYERS SQUIBB BMY 110122108 $1.3M 1.06% 21,150 SH
27 UNITED THERAPEUTICS UTHR 91307C102 $1.1M 0.95% 1,710 SH
28 VERA THERAPEUTICS VERA 92337R101 $1.1M 0.90% 25,573 SH
29 ARCUS BIOSCIENCES RCUS 03969F109 $1.0M 0.86% 45,070 SH
30 ROIVANT SCIENCES LTD ROIV G76279101 $1.0M 0.84% 32,500 SH
31 MEDTRONIC PLC MDT G5960L103 $961.8K 0.80% 11,100 SH
32 TREVI THERAPEUTICS TRVI 89532M101 $939.5K 0.78% 74,446 SH
33 COGENT BIOSCIENCES COGT 19240Q201 $902.4K 0.75% 22,140 SH
34 MINERALYS THERAPEUTICS MLYS 603170101 $895.1K 0.74% 31,618 SH
35 ALNYLAM PHARMACUETCL ALNY 02043Q107 $864.2K 0.72% 2,310 SH
36 TARSUS PHARMACEUTICALS TARS 87650L103 $852.5K 0.71% 11,272 SH
37 RAPPORT THERAPEUTICS RAPP 75383L102 $835.0K 0.69% 25,421 SH
38 NEKTAR THERAPEUTICS NKTR 640268306 $820.7K 0.68% 10,851 SH
39 SYNDAX PHARMACEUTICS SNDX 87164F105 $787.5K 0.65% 31,680 SH
40 ARDELYX INC ARDX 039697107 $781.1K 0.65% 122,394 SH
41 PFIZER INC PFE 717081103 $772.2K 0.64% 27,500 SH
42 BOUNDLESS BIO BOLD 10170A100 $746.4K 0.62% 678,574 SH
43 ASCENDIS PHARMA A S ASND 04351P101 $728.3K 0.60% 2,800 SH
44 ARRIVENT BIOPHARMA AVBP 04272N102 $720.4K 0.60% 30,013 SH
45 STRUCTURE THERAPEUTICS GPCR 86366E106 $710.8K 0.59% 14,102 SH
46 IMMATICS NV IMTX N44445109 $692.7K 0.57% 66,830 SH
47 BRIDGEBIO PHARMA BBIO 10806X102 $687.3K 0.57% 8,100 SH
48 ARS PHARMACEUTICALS SPRY 82835W108 $676.7K 0.56% 79,150 SH
49 BEONE MEDICINES LTD ONC 07725L102 $631.1K 0.52% 1,870 SH
50 TECTONIC THERAPEUTIC TECX 878972108 $628.2K 0.52% 19,059 SH
Filing History
Period Filed AUM Holdings Accession
2026-03-31 2026-05-15 $120.7M 77 0001104659-26-062046
2025-12-31 2026-02-09 $124.8M 74 0001104659-26-011921
2025-09-30 2025-11-14 $162.0M 82 0001104659-25-112082