Follow-The-Filings

Featured 13F manager

DAFNA Capital Management LLC Nathan Fischel

Los Angeles, CA 20 processed 13Fs on this site · 2021 Q3–2026 Q2

  • $524M
  • 88 Positions
  • 2026 Q2
  • +19.1% QoQ
  • Top 5 40.2%

Nathan Fischel files DAFNA Capital Management LLC as a Form 13F. The latest book is 2026 Q2 at $524M, up 19.1% QoQ, led by Revolution Medicines, Spdr S&P Biotech ETF, and Compass Pathways.

Portfolio

2026 Q2 · filed 8/14/2026 · 88 long · top 12 shown

top 5 40.2% · top 10 56.2%

AUM over time

2026 Q2 $524M +19.1% QoQ
2021 Q3 · $377M 2021 Q3 · $377M
Q3 2021
2021 Q4 · $398M · +5.6% QoQ 2021 Q4 · $398M · +5.6% QoQ
Q4
2022 Q1 · $384M · −3.5% QoQ 2022 Q1 · $384M · −3.5% QoQ
Q1 2022
2022 Q2 · $367M · −4.4% QoQ 2022 Q2 · $367M · −4.4% QoQ
Q2
2022 Q3 · $372M · +1.4% QoQ 2022 Q3 · $372M · +1.4% QoQ
Q3
2022 Q4 · $355M · −4.6% QoQ 2022 Q4 · $355M · −4.6% QoQ
Q4
2023 Q1 · $334M · −5.9% QoQ 2023 Q1 · $334M · −5.9% QoQ
Q1 2023
2023 Q2 · $366M · +9.6% QoQ 2023 Q2 · $366M · +9.6% QoQ
Q2
2023 Q3 · $321M · −12.3% QoQ 2023 Q3 · $321M · −12.3% QoQ
Q3
2023 Q4 · $417M · +29.9% QoQ 2023 Q4 · $417M · +29.9% QoQ
Q4
2024 Q1 · $439M · +5.3% QoQ 2024 Q1 · $439M · +5.3% QoQ
Q1 2024
2024 Q2 · $419M · −4.6% QoQ 2024 Q2 · $419M · −4.6% QoQ
Q2
2024 Q3 · $423M · +1.0% QoQ 2024 Q3 · $423M · +1.0% QoQ
Q3
2024 Q4 · $393M · −7.1% QoQ 2024 Q4 · $393M · −7.1% QoQ
Q4
2025 Q1 · $353M · −10.2% QoQ 2025 Q1 · $353M · −10.2% QoQ
Q1 2025
2025 Q2 · $362M · +2.5% QoQ 2025 Q2 · $362M · +2.5% QoQ
Q2
2025 Q3 · $405M · +11.9% QoQ 2025 Q3 · $405M · +11.9% QoQ
Q3
2025 Q4 · $431M · +6.4% QoQ 2025 Q4 · $431M · +6.4% QoQ
Q4
2026 Q1 · $440M · +2.1% QoQ 2026 Q1 · $440M · +2.1% QoQ
Q1 2026
2026 Q2 · $524M · +19.1% QoQ 2026 Q2 · $524M · +19.1% QoQ
Q2

Book

2021 Q3 · filed 15 Nov · long equity

STXS - Stereotaxis 19.53% Hold 13,680,554 $5.38 $74M
Blueprint Medicines 5.64% Hold 206,911 $102.81 $21M
FATE - Fate Therapeutics 5.41% Hold 344,360 $59.27 $20M
BHVN - Biohaven 3.25% Hold 88,100 $138.91 $12M
Dicerna Pharmaceuticals 3.14% Hold 587,456 $20.16 $12M
IDYA - Ideaya Biosciences 3.11% Hold 460,061 $25.49 $12M
DXCM - Dexcom 3.07% Hold 21,138 $546.88 $12M
Morphic 2.73% Hold 181,467 $56.64 $10M
NRIX - Nurix Therapeutics 2.43% Hold 306,320 $29.96 $9M
Karuna Therapeutics 2.42% Hold 74,585 $122.33 $9M
NBIX - Neurocrine Biosciences 2.15% Hold 84,655 $95.91 $8M
Sage Therapeutics 2.12% Hold 180,306 $44.31 $8M
Arena Pharmaceuticals 1.89% Hold 119,615 $59.55 $7M
NDAQ - Ishares Tr Nasdaq Biotech 1.75% Hold 40,900 $161.69 $7M
Cardiovascular Sys 1.69% Hold 193,741 $32.83 $6M
CYTK - Cytokinetics 1.66% Hold 175,000 $35.74 $6M
XENE - Xenon Pharmaceuticals 1.65% Hold 406,535 $15.28 $6M
Affimed 1.58% Hold 964,857 $6.18 $6M
RVMD - Revolution Medicines 1.53% Hold 209,731 $27.51 $6M
F-Star Therapeutics 1.35% Hold 693,785 $7.32 $5M
ATRC - Atricure 1.33% Hold 72,029 $69.56 $5M
Otonomy 1.21% Hold 2,379,392 $1.92 $5M
RCUS - Arcus Biosciences 1.14% Hold 123,700 $34.87 $4M
LKFT - Galapagos 1.08% Hold 77,675 $52.60 $4M
ARAY - Accuray 0.99% Hold 941,800 $3.95 $4M
Iveric Bio 0.93% Hold 216,351 $16.24 $4M
Kalvista Pharmaceuticals 0.88% Hold 189,163 $17.45 $3M
Aerie Pharmaceuticals 0.87% Hold 289,040 $11.40 $3M
Fs Development Ii · CL A 0.79% Hold 299,950 $9.95 $3M
Adicet Bio 0.78% Hold 376,281 $7.84 $3M
Rigel Pharmaceuticals 0.78% Hold 809,000 $3.63 $3M
Merus 0.77% Hold 131,949 $22.00 $3M
VKTX - Viking Therapeutics 0.75% Hold 447,400 $6.28 $3M
Venus Concept 0.74% Hold 1,113,228 $2.51 $3M
Holding 0.74% Hold 41,952 $66.43 $3M
Kadmon 0.73% Hold 314,561 $8.71 $3M
Mereo Biopharma Group 0.72% Hold 1,126,613 $2.42 $3M
89BIO 0.66% Hold 126,652 $19.59 $2M
PRQR - Proqr Therapeutics 0.66% Hold 296,383 $8.37 $2M
ALEC - Alector 0.65% Hold 107,412 $22.82 $2M
Kinnate Biopharma 0.65% Hold 106,453 $23.02 $2M
Natus Med 0.64% Hold 95,653 $25.08 $2M
Iteos Therapeutics 0.60% Hold 83,061 $27.00 $2M
Neuronetics 0.55% Hold 313,717 $6.56 $2M
IPSC - Century Therapeutics 0.53% Hold 80,000 $25.16 $2M
Cymabay Therapeutics 0.51% Hold 524,286 $3.65 $2M
Hookipa Pharma 0.50% Hold 322,124 $5.89 $2M
KURA - Kura Oncology 0.50% Hold 100,829 $18.73 $2M
Macrogenics 0.50% Hold 90,000 $20.94 $2M
COGT - Cogent Biosciences 0.50% Hold 223,554 $8.41 $2M

Showing top 50 of 78 by value

* Reported price is value ÷ shares from the 13F as of period end — not a live market quote. Weight % is each long-equity position ÷ full 13F AUM, so rows may not sum to 100% when the filing includes options or other non-equity (excluded from this table). Click column headers to sort · click New / Hold / Add / Reduce to promote that move type to the top.

Filings history

20 periods · normalized AUM · open a period for holdings

Period Holdings AUM QoQ Form Filed Filing ID
2026 Q2 88 $524M +19.1% 13F-HR 8/14/2026 000138993326000006
2026 Q1 83 $440M +2.1% 13F-HR 5/15/2026 000138993326000004
2025 Q4 77 $431M +6.4% 13F-HR 2/17/2026 000138993326000002
2025 Q3 75 $405M +11.9% 13F-HR 11/14/2025 000138993325000008
2025 Q2 76 $362M +2.5% 13F-HR 8/14/2025 000138993225000011
2025 Q1 83 $353M −10.2% 13F-HR 5/15/2025 000138993325000002
2024 Q4 82 $393M −7.1% 13F-HR 2/14/2025 000138993225000004
2024 Q3 84 $423M +1.0% 13F-HR 11/14/2024 000138993224000020
2024 Q2 83 $419M −4.6% 13F-HR 8/14/2024 000138993224000016
2024 Q1 72 $439M +5.3% 13F-HR 5/15/2024 000138993224000012
2023 Q4 76 $417M +29.9% 13F-HR 2/14/2024 000138993224000004
2023 Q3 75 $321M −12.3% 13F-HR 11/14/2023 000138993223000010
2023 Q2 73 $366M +9.6% 13F-HR 8/14/2023 000138993323000008
2023 Q1 72 $334M −5.9% 13F-HR 5/15/2023 000138993323000006
2022 Q4 79 $355M −4.6% 13F-HR 2/14/2023 000138993323000002
2022 Q3 87 $372M +1.4% 13F-HR 11/14/2022 000138993322000010
2022 Q2 90 $367M −4.4% 13F-HR 8/15/2022 000138993322000008
2022 Q1 94 $384M −3.5% 13F-HR 5/16/2022 000138993322000006
2021 Q4 87 $398M +5.6% 13F-HR 2/14/2022 000138993322000002
2021 Q3 80 $377M 13F-HR 11/15/2021 000138993321000011

About

DAFNA Capital Management LLC

20 processed 13Fs on this site · 2021 Q3–2026 Q2

Entity
DAFNA Capital Management LLC
Notable person
Nathan Fischel
Location
Los Angeles, CA
All SEC filings
View on sec.gov