Stocks/Funds/CIK 1776382

venBio Partners LLC

long-term holderconcentrated
Quarterly 13F filings · Latest period 2026-03-31 · CIK 1776382
Assets
$281M
+127.1% YoY
Holdings
6
Lifetime alpha vs market
-11.11% annual
Average hold time
3.6 yr
median 3.6 yr

Quarterly history

Cum return -5% vs S&P +52% · α -57% lifetimeAUM $281M · peak $1.1BFlow $4M (+2%)2018-122020-032021-062022-092023-122025-032026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
+0.88%
adds when stocks drop
when a holding falls −10%+
Middle response
-11.06%
baseline attrition
Rally response
-1.50%
trims into rallies
when a holding rises +10%+

Top positions · 6

Ticker$ value% portYoYHold time
PHVSPharvaris N.V.$131M46.7%+79.9%5.3 yr
ALMSAlumis Inc. Common Stock$100M35.6%+258.8%2.0 yr
ALXOALX Oncology Holdings In$26M9.2%+222.6%5.8 yr
HRMYHarmony Biosciences Hold$14M4.9%-15.6%5.8 yr
LYELLyell Immunopharma, Inc.$7M2.4%1.0 yr
ARTVArtiva Biotherapeutics, $3M1.2%+114.7%1.8 yr

Portfolio composition (YoY)

Industry mix
Biotechnology100.0%+3.1pp$281M
Country
US53.3%+10.9pp
NL46.7%-7.8pp
Top 5: 98.8% · Top 10: 100.0% · Top 25: 100.0%

Winners

TickerPrev $PnLYoY %
PHVS$67M+0.05B79.9%
ALMS$17M+0.04B258.8%
ALXO$6M+0.01B222.6%
ARTV$4M+0.00B114.7%
HRMY$16M-0.00B-15.6%

Losers

TickerPrev $PnLYoY %
HRMY$16M-0.00B-15.6%

Top buys this quarter · 1

ALXO ALX Oncology Holdings Inc.+$6M

Top sells this quarter · 2

ALMS Alumis Inc. Common Stock$45M
ARTV Artiva Biotherapeutics, Inc.$3M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$281M6+125.04%+17.59%+107.44%+0.00B
2025-12-31$216M6+28.71%+17.72%+10.99%-0.01B
2025-09-30$176M6-8.61%+17.52%-26.13%+0.01B
2025-06-30$115M6-49.26%+14.94%-64.20%-0.00B
2025-03-31$124M7-62.53%+8.30%-70.83%-0.00B
2024-12-31$171M7-58.44%+24.89%-83.33%-0.00B
2024-09-30$194M6-26.20%+36.04%-62.23%+0.01B
2024-06-30$232M6-10.73%+24.49%-35.22%+0.03B
2024-03-31$282M5+60.66%+29.62%+31.04%-0.26B
2023-12-31$667M7+37.22%+26.18%+11.04%+0.11B
2023-09-30$353M8-7.01%+21.57%-28.57%+0.08B
2023-06-30$276M7+26.82%+19.42%+7.39%+0.05B
2023-03-31$180M6-29.88%-7.82%-22.06%-0.04B
2022-12-31$323M7+7.83%+7.56%+0.27%-0.14B
2022-09-30$432M8+33.80%-4.93%+38.73%-0.04B
2022-06-30$351M9-29.96%-16.11%-13.85%+0.04B