Samsara BioCapital, LLC — 13F Holdings

2026 Q1  ·  24 Positions

2026 Q1 Portfolio Activity

In 2026 Q1, Samsara BioCapital, LLC maintained a portfolio of 24 distinct positions. The most significant new addition was SPYGLASS PHARMA INC, now representing 5.31% of the total fund value. They heavily accumulated shares in ALUMIS INC, increasing the position by 10.2%. The fund also reduced its exposure to PALVELLA THERAPEUTICS INC NE by 63.3%.
Position History hover any row below to update
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Samsara BioCapital, LLC Menlo Park, CA Hedge Fund AUM $1,029M
PCA Score Concentration Risk
Risk ENB
Total Positions
24
Quarter
2026 Q1
Top Holding
SRRK (32.9%)
Top 10 Concentration
92.0%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-24 of 24

Samsara BioCapital, LLC Full Holdings List — 2026 Q1

Stock History Sector / Type Port % Prev % Rank / Prev Conviction
Freshness
Change % Change Influence Shares Mkt Value Avg Cost Price Held 1st Owned Source Source Date Date Reported
SRRK
SCHOLAR ROCK HL...
Healthcare 32.95% 31.35% #1
Prev: #1
7.0
no change no change
P
S
6,897,652 $339,088,572 2022 Q1 13F Filing 2026-03-31 2026-05-15
MLYS
MINERALYS THERA...
Healthcare 15.45% 21.98% #2
Prev: #2
6.5
no change no change
P
S
5,871,018 $159,045,878 2023 Q1 13F Filing 2026-03-31 2026-05-15
ALMS
ALUMIS INC
Healthcare 13.58% 5.80% #3 2
Prev: #5
7.0
588,235 10.2%
P
S
6,345,219 $139,785,175 2024 Q3 13F Filing 2026-03-31 2026-05-15
SEPN
SEPTERNA INC
Healthcare 7.35% 9.06% #4
Prev: #4
4.4
no change no change
P
S
3,149,128 $75,673,546 2024 Q4 13F Filing 2026-03-31 2026-05-15
KLRS
KALARIS THERAPE...
Healthcare 7.26% 11.27% #5 2
Prev: #3
4.4
no change no change
P
S
12,948,081 $74,710,427 2025 Q1 13F Filing 2026-03-31 2026-05-15
N/A
SPYGLASS PHARMA...
Unknown 5.31% #6
Prev: #—
5.6
2,109,953
NEW
2,109,953 $54,668,882 13F Filing 2026-03-31 2026-05-15
NGNE
NEUROGENE INC
Healthcare 3.36% 3.65% #7 1
Prev: #6
2.3
no change no change
P
S
1,717,127 $34,617,280 2023 Q4 13F Filing 2026-03-31 2026-05-15
IVA
INVENTIVA SA
Healthcare 2.80% 2.49% #8 1
Prev: #7
2.1
no change no change
P
S
5,194,805 $28,831,168 2025 Q4 13F Filing 2026-03-31 2026-05-15
STRO
SUTRO BIOPHARMA...
Healthcare 2.57% 0.24% #9 10
Prev: #19
4.0
858,369 419.7%
P
S
1,062,872 $26,476,142 2018 Q4 13F Filing 2026-03-31 2026-05-15
JBIO
JADE BIOSCIENCE...
Healthcare 1.32% 1.54% #10 1
Prev: #11
1.5
no change no change
P
S
968,798 $13,611,612 2025 Q2 13F Filing 2026-03-31 2026-05-15
VTVT
VTV THERAPEUTIC...
Healthcare 1.15% 1.23% #11 1
Prev: #12
1.5
no change no change
P
S
298,496 $11,838,351 2021 Q4 13F Filing 2026-03-31 2026-05-15
AQST
AQUESTIVE THERA...
Healthcare 1.01% 1.67% #12 2
Prev: #10
1.4
no change no change
P
S
2,500,000 $10,375,000 2025 Q3 13F Filing 2026-03-31 2026-05-15
XFOR
X4 PHARMACEUTIC...
Healthcare 0.74% 0.81% #13 3
Prev: #16
0.8
-127,434 -6.5%
P
S
1,832,566 $7,568,498 2025 Q4 13F Filing 2026-03-31 2026-05-15
NKTX
NKARTA INC
Healthcare 0.72% 0.67% #14 3
Prev: #17
1.3
no change no change
P
S
3,507,666 $7,401,175 2020 Q3 13F Filing 2026-03-31 2026-05-15
ACLX
ARCELLX INC
Healthcare 0.68% 0.41% #15 3
Prev: #18
1.3
no change no change
P
S
60,873 $6,989,438 2022 Q1 13F Filing 2026-03-31 2026-05-15
UPB
UPSTREAM BIO IN...
Healthcare 0.64% 2.06% #16 7
Prev: #9
1.3
no change no change
P
S
736,047 $6,624,423 2024 Q4 13F Filing 2026-03-31 2026-05-15
ABVX
ABIVAX SA
Healthcare 0.61% 1.05% #17 2
Prev: #15
0.2
-18,861 -25.0%
P
S
56,581 $6,300,294 2023 Q4 13F Filing 2026-03-31 2026-05-15
N/A
AGOMAB THERAPEU...
Unknown 0.61% #18
Prev: #—
3.7
600,000
NEW
600,000 $6,294,000 13F Filing 2026-03-31 2026-05-15
RANI
RANI THERAPEUTI...
Healthcare 0.61% 1.18% #19 6
Prev: #13
1.2
no change no change
P
S
8,500,000 $6,245,800 2025 Q4 13F Filing 2026-03-31 2026-05-15
CHRS
COHERUS ONCOLOG...
Healthcare 0.56% #20
Prev: #—
3.7
3,428,571
NEW
3,428,571 $5,794,285 2026 Q1 13F Filing 2026-03-31 2026-05-15
PVLA
PALVELLA THERAP...
Healthcare 0.47% 1.13% #21 7
Prev: #14
0.2
-66,385 -63.3%
P
S
38,432 $4,790,549 2024 Q4 13F Filing 2026-03-31 2026-05-15
GOSS
GOSSAMER BIO IN...
Healthcare 0.23% 2.31% #22 14
Prev: #8
1.1
no change no change
P
S
7,222,559 $2,372,611 2019 Q1 13F Filing 2026-03-31 2026-05-15
NUVB/WS
NUVATION BIO IN...
Unknown 0.00% 0.00%
Sold All 😨
(Was: #21)
0.0
-124,119 -100.0%
CLOSED
$— 2022 Q2 13F Filing 2026-03-31 2026-05-15
CTNM
CONTINEUM THERA...
Healthcare 0.00% 0.09%
Sold All 😨
(Was: #20)
0.0
-72,245 -100.0%
CLOSED
$— 2024 Q2 13F Filing 2026-03-31 2026-05-15
Showing 1-24 of 24 holdings

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