Follow The Filings

Avidity Partners Management LP activity

Every position David Witzke opened, added to, trimmed or closed between 2026 Q1 and 2026 Q2.

2026 Q2 vs 2026 Q1, filed 14 Aug. Sitewide activity

New 10
Add 9
Reduce 5
Exit 11

35 shown

Ticker Action Δ weight Detail Period
CGON New 0% to 15.9% $99M Q1→Q2
MOBI New 0% to 1.7% $11M Q1→Q2
Immunic New 0% to 1.7% $10M Q1→Q2
Senseonics New 0% to 1.5% $9.1M Q1→Q2
Nuvectis Pharma New 0% to 0.59% $3.7M Q1→Q2
ALMR New 0% to 0.48% $3M Q1→Q2
Avalyn Pharmaceuticals New 0% to 0.32% $2M Q1→Q2
KLRA New 0% to 0.28% $1.8M Q1→Q2
Scynexis New 0% to 0.17% $1.1M Q1→Q2
Evommune New 0% to 0.16% $997K Q1→Q2
IMUX Exit 1.5% to 0% $6.4M Q1→Q2
HUM Exit 1.3% to 0% $5.9M Q1→Q2
SCYX Exit 0.44% to 0% $1.9M Q1→Q2
ICLR Exit 0.43% to 0% $1.9M Q1→Q2
NTRA Exit 0.42% to 0% $1.9M Q1→Q2
CORT Exit 0.32% to 0% $1.4M Q1→Q2
HIMS Exit 0.31% to 0% $1.4M Q1→Q2
AVR Exit 0.21% to 0% $923K Q1→Q2
MLTX Exit 0.19% to 0% $819K Q1→Q2
ABUS Exit 0.12% to 0% $525K Q1→Q2
ACAD Exit 0.07% to 0% $291K Q1→Q2
CATX Add 5.3% to 3.4% +4.1% sh Q1→Q2
JBIO Add 7.7% to 6.1% +21.4% sh Q1→Q2
ELVN Add 3.7% to 4.5% +37.5% sh Q1→Q2
KPTI Add 0.87% to 1.5% +99.4% sh Q1→Q2
AKTS Add 2.0% to 2.5% +3.3% sh Q1→Q2
GPCR Add 0.45% to 0.84% +104.2% sh Q1→Q2
BSX Add 0.78% to 0.55% +33.3% sh Q1→Q2
PODD Add 0.39% to 0.59% +140.0% sh Q1→Q2
TEM Add 0.82% to 0.97% +61.5% sh Q1→Q2
MDT Reduce 1.8% to 0.88% −30.0% sh Q1→Q2
VIR Reduce 1.4% to 0.85% −16.1% sh Q1→Q2
PHAT Reduce 0.63% to 0.35% −19.8% sh Q1→Q2
CRVS Reduce 0.40% to 0.19% −30.4% sh Q1→Q2
PTON Reduce 0.25% to 0.09% −50.0% sh Q1→Q2