Affinity Asset Advisors, LLC — 13F Holdings & Portfolio

CIK 1773195 · latest 13F-HR filed 2026-08-13

Affinity Asset Advisors, LLC manages $2.21B in 13F-reported U.S. long-equity assets across 113 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are ROIV (6.00%), APGE (5.92%), SYRE (5.13%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 19 new positions, exited 10, added to 56, and trimmed 21.

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.

Filer Information
Address
450 PARK AVENUE
SUITE 1403
NEW YORK, NY 10022
Phone
(917) 826-4533
Filing Manager
Affinity Asset Advisors, LLC
NEW YORK, NY
Signatory
Andrew Weinstein
Chief Financial Officer and Chief Compliance Officer
Loading holdings…
AUM

$2.21B

Long-equity book

Holdings

113

Distinct positions

Period

2026-06-30

Filed 2026-08-13

Q/Q Activity

+19 / −10 / ↑56 / ↓21

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • ROIVANT SCIENCES LTD$55.2M +71.1%
  • SPYRE THERAPEUTICS INC$49.0M +76.0%
  • REVOLUTION MEDICINES INC$37.1M +381.4%
  • AVALO THERAPEUTICS INC$33.6M +167.7%
  • ORUKA THERAPEUTICS INC$31.6M +129.1%
Show all 56 →

Top Trims

  • TEVA PHARMACEUTICAL INDS LTD-$29.5M -70.0%
  • COGENT BIOSCIENCES INC-$11.5M -39.7%
  • INSMED INC-$9.2M -11.7%
  • MADRIGAL PHARMACEUTICALS INC-$7.3M -25.4%
  • ZURA BIO LTD-$6.6M -43.4%
Show all 21 →

New Positions

  • FIRST TRACKS BIOTHERAPEUTICS$40.9M
  • IDEAYA BIOSCIENCES INC$14.9M
  • ODYSSEY THERAPEUTICS INC$14.3M
  • UNIQURE NV$8.1M
  • ASCENDIS PHARMA A/S$8.0M
Show all 19 →

Exited Positions

  • CENTESSA PHARMACEUTICALS PLC$55.6M
  • ARCELLX INC$41.7M
  • TERNS PHARMACEUTICALS INC$29.7M
  • ASCENDIS PHARMA A/S$21.7M
  • BRIDGEBIO PHARMA INC$11.1M
Show all 10 →
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 ROIVANT SCIENCES LTD ROIV G76279101 $132.7M 6.00% 3,750,000 SH
2 APOGEE THERAPEUTICS INC APGE 03770N101 $131.0M 5.92% 987,000 SH
3 SPYRE THERAPEUTICS INC SYRE 00773J202 $113.6M 5.13% 1,279,134 SH
4 XENON PHARMACEUTICALS INC XENE 98420N105 $96.3M 4.35% 1,595,000 SH
5 ERASCA INC ERAS 29479A108 $96.2M 4.35% 5,250,000 SH
6 INSMED INC INSM 457669307 $69.3M 3.13% 650,000 SH
7 PRAXIS PRECISION MEDICINES I PRAX 74006W207 $61.9M 2.80% 185,000 SH
8 ALKERMES PLC ALKS G01767105 $58.9M 2.66% 1,125,000 SH
9 ORUKA THERAPEUTICS INC ORKA 687604108 $56.2M 2.54% 590,000 SH
10 ANAPTYSBIO INC ANAB 032724106 $55.8M 2.52% 826,109 SH
11 AVALO THERAPEUTICS INC AVTX 05338F306 $53.6M 2.42% 2,900,000 SH
12 CYTOKINETICS INC CYTK 23282W605 $46.9M 2.12% 550,000 SH
13 REVOLUTION MEDICINES INC RVMD 76155X100 $46.8M 2.12% 250,000 SH
14 ABIVAX SA ABVX 00370M103 $44.0M 1.99% 330,000 SH
15 FIRST TRACKS BIOTHERAPEUTICS TRAX 337185102 $40.9M 1.85% 2,032,012 SH
16 DIANTHUS THERAPEUTICS INC DNTH 252828108 $39.0M 1.76% 400,000 SH
17 SUTRO BIOPHARMA INC STRO 869367201 $38.9M 1.76% 1,172,487 SH
18 MODERNA INC Put MRNA 60770K107 $35.0M 1.58% 500,000 SH
19 NUVALENT INC NUVL 670703107 $34.0M 1.54% 275,000 SH
20 TREVI THERAPEUTICS INC TRVI 89532M101 $33.6M 1.52% 1,800,172 SH
21 MODERNA INC Call MRNA 60770K107 $33.3M 1.50% 475,000 SH
22 ARK ETF TR Call ARKG 00214Q302 $31.5M 1.43% 750,000 SH
23 OVID THERAPEUTICS INC OVID 690469101 $27.3M 1.23% 10,144,562 SH
24 LEXEO THERAPEUTICS INC LXEO 52886X107 $27.0M 1.22% 5,807,611 SH
25 CELLDEX THERAPEUTICS INC NEW CLDX 15117B202 $26.0M 1.18% 700,000 SH
26 BELITE BIO INC BLTE 07782B104 $25.4M 1.15% 165,000 SH
27 ENLIVEN THERAPEUTICS INC ELVN 29337E102 $25.4M 1.15% 500,000 SH
28 FORTE BIOSCIENCES INC FBRX 34962G208 $24.3M 1.10% 1,145,391 SH
29 ELI LILLY & CO Call LLY 532457108 $24.0M 1.08% 20,000 SH
30 NURIX THERAPEUTICS INC NRIX 67080M103 $23.5M 1.06% 967,620 SH
31 ALTO NEUROSCIENCE INC ANRO 02157Q109 $22.4M 1.01% 850,000 SH
32 MADRIGAL PHARMACEUTICALS INC MDGL 558868105 $21.5M 0.97% 40,000 SH
33 PROTAGONIST THERAPEUTICS INC PTGX 74366E102 $21.1M 0.95% 172,125 SH
34 MINERALYS THERAPEUTICS INC MLYS 603170101 $20.2M 0.91% 750,000 SH
35 RELAY THERAPEUTICS INC RLAY 75943R102 $19.6M 0.89% 1,050,000 SH
36 SAGIMET BIOSCIENCES INC SGMT 786700104 $19.3M 0.87% 2,497,864 SH
37 JADE BIOSCIENCES INC JBIO 008064206 $18.7M 0.84% 840,350 SH
38 COGENT BIOSCIENCES INC COGT 19240Q201 $17.4M 0.79% 450,000 SH
39 TRAVERE THERAPEUTICS INC TVTX 89422G107 $17.0M 0.77% 300,000 SH
40 CULLINAN THERAPEUTICS INC CGEM 230031106 $15.9M 0.72% 875,760 SH
41 SAVARA INC SVRA 805111101 $15.5M 0.70% 2,512,153 SH
42 IDEAYA BIOSCIENCES INC IDYA 45166A102 $14.9M 0.67% 400,000 SH
43 PERSPECTIVE THERAPEUTICS INC CATX 46489V302 $14.4M 0.65% 4,214,582 SH
44 ODYSSEY THERAPEUTICS INC ODTX 67613T104 $14.3M 0.65% 766,346 SH
45 COGENT BIOSCIENCES INC COGT 19240QAA0 $13.7M 0.62% 11,000,000 PRN
46 OMEROS CORP Put OMER 682143102 $13.4M 0.61% 1,411,300 SH
47 HELIX ACQUISITION CORP III HLXC G4444S107 $13.3M 0.60% 1,250,000 SH
48 EQUILLIUM INC EQ 29446K106 $13.1M 0.59% 4,100,000 SH
49 ALKERMES PLC Call ALKS G01767105 $13.1M 0.59% 250,000 SH
50 ESTABLISHMENT LABS HLDGS INC ESTA G31249108 $12.7M 0.57% 148,013 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-13 $2.21B 113 0001011438-26-000516
2026-03-31 2026-05-14 $1.94B 105 0001315863-26-000411
2025-12-31 2026-02-13 $1.76B 95 0001315863-26-000153
2025-09-30 2025-11-13 $1.15B 96 0001999371-25-017685