Samsara BioCapital, LLC — 13F Holdings

2026 Q2  ·  26 Positions

2026 Q2 Portfolio Activity

In 2026 Q2, Samsara BioCapital, LLC maintained a portfolio of 26 distinct positions. The most significant new addition was ARTIVA BIOTHERAPEUTICS INC, now representing 0.76% of the total fund value. They heavily accumulated shares in ALAMAR BIOSCIENCES INC, increasing the position by 313.4%. The fund also reduced its exposure to SPYGLASS PHARMA INC by 81.0%.
Position History hover any row below to update
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Samsara BioCapital, LLC Menlo Park, CA Hedge Fund AUM $1,217M
PCA Score Concentration Risk
Risk ENB
Total Positions
26
Quarter
2026 Q2
Top Holding
SRRK (31.2%)
Top 10 Concentration
90.5%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-26 of 26

Samsara BioCapital, LLC Full Holdings List — 2026 Q2

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 31.16% 32.95% #1
Prev: #1
7.0
no change no change
P
S
6,897,652 $379,370,860 2022 Q1 13F Filing 2026-06-30 2026-08-14
ALMS
ALUMIS INC
Healthcare 14.67% 13.58% #2 1
Prev: #3
6.5
no change no change
P
S
6,345,219 $178,554,463 2024 Q3 13F Filing 2026-06-30 2026-08-14
MLYS
MINERALYS THERA...
Healthcare 13.01% 15.45% #3 1
Prev: #2
6.0
no change no change
P
S
5,871,018 $158,400,066 2023 Q1 13F Filing 2026-06-30 2026-08-14
SEPN
SEPTERNA INC
Healthcare 8.66% 7.35% #4
Prev: #4
5.0
no change no change
P
S
3,149,128 $105,464,297 2024 Q4 13F Filing 2026-06-30 2026-08-14
N/A
ALAMAR BIOSCIEN...
Unknown 5.52% #5
Prev: #—
6.2
2,480,310
NEW
2,480,310 $67,191,598 13F Filing 2026-06-30 2026-08-14
NGNE
NEUROGENE INC
Healthcare 4.44% 3.36% #6 1
Prev: #7
2.8
no change no change
P
S
1,717,127 $54,003,644 2023 Q4 13F Filing 2026-06-30 2026-08-14
KLRS
KALARIS THERAPE...
Healthcare 4.31% 7.26% #7 2
Prev: #5
2.2
-66,906 -0.5%
P
S
12,881,175 $52,426,382 2025 Q1 13F Filing 2026-06-30 2026-08-14
N/A
SPYGLASS PHARMA...
Unknown 3.86% 5.31% #8 2
Prev: #6
2.5
no change no change
P
S
2,109,953 $46,967,554 13F Filing 2026-06-30 2026-08-14
STRO
SUTRO BIOPHARMA...
Healthcare 2.90% 2.57% #9
Prev: #9
2.2
no change no change
P
S
1,062,872 $35,287,350 2018 Q4 13F Filing 2026-06-30 2026-08-14
IVA
INVENTIVA SA
Healthcare 1.96% 2.80% #10 2
Prev: #8
3.3
1,120,000 21.6%
P
S
6,314,805 $23,869,963 2025 Q4 13F Filing 2026-06-30 2026-08-14
JBIO
JADE BIOSCIENCE...
Healthcare 1.34% 1.32% #11 1
Prev: #10
0.5
-232,561 -24.0%
P
S
736,237 $16,359,186 2025 Q2 13F Filing 2026-06-30 2026-08-14
N/A
PARABILIS MEDIC...
Unknown 1.25% #12
Prev: #—
4.0
556,044
NEW
556,044 $15,218,924 13F Filing 2026-06-30 2026-08-14
VTVT
VTV THERAPEUTIC...
Healthcare 0.92% 1.15% #13 2
Prev: #11
1.4
no change no change
P
S
298,496 $11,238,374 2021 Q4 13F Filing 2026-06-30 2026-08-14
AQST
AQUESTIVE THERA...
Healthcare 0.85% 1.01% #14 2
Prev: #12
1.3
no change no change
P
S
2,500,000 $10,400,000 2025 Q3 13F Filing 2026-06-30 2026-08-14
NKTX
NKARTA INC
Healthcare 0.82% 0.72% #15 1
Prev: #14
1.3
no change no change
P
S
3,507,666 $9,926,695 2020 Q3 13F Filing 2026-06-30 2026-08-14
ARTV
ARTIVA BIOTHERA...
Healthcare 0.76% #16
Prev: #—
3.8
954,861
NEW
954,861 $9,262,152 2024 Q3 13F Filing 2026-06-30 2026-08-14
RANI
RANI THERAPEUTI...
Healthcare 0.65% 0.61% #17 2
Prev: #19
2.8
1,869,159 22.0%
P
S
10,369,159 $7,884,709 2025 Q4 13F Filing 2026-06-30 2026-08-14
N/A
AGOMAB THERAPEU...
Unknown 0.64% 0.61% #18
Prev: #18
1.3
no change no change
P
S
600,000 $7,788,000 13F Filing 2026-06-30 2026-08-14
ABVX
ABIVAX SA
Healthcare 0.60% 0.61% #19 2
Prev: #17
0.7
-1,486 -2.6%
P
S
55,095 $7,341,960 2023 Q4 13F Filing 2026-06-30 2026-08-14
XFOR
X4 PHARMACEUTIC...
Healthcare 0.54% 0.74% #20 7
Prev: #13
0.2
-436,979 -23.8%
P
S
1,395,587 $6,517,391 2025 Q4 13F Filing 2026-06-30 2026-08-14
N/A
ELOXX PHARMACEU...
Unknown 0.46% #21
Prev: #—
3.7
400,000
NEW
400,000 $5,552,000 13F Filing 2026-06-30 2026-08-14
CHRS
COHERUS ONCOLOG...
Healthcare 0.39% 0.56% #22 2
Prev: #20
1.2
no change no change
P
S
3,428,571 $4,799,999 2026 Q1 13F Filing 2026-06-30 2026-08-14
UPB
UPSTREAM BIO IN...
Healthcare 0.20% 0.64% #23 7
Prev: #16
0.1
-382,330 -51.9%
P
S
353,717 $2,447,722 2024 Q4 13F Filing 2026-06-30 2026-08-14
GOSS
GOSSAMER BIO IN...
Healthcare 0.10% 0.23% #24 2
Prev: #22
1.0
no change no change
P
S
7,222,559 $1,188,833 2019 Q1 13F Filing 2026-06-30 2026-08-14
PVLA
PALVELLA THERAP...
Healthcare 0.00% 0.47%
Sold All 😨
(Was: #21)
0.0
-38,432 -100.0%
CLOSED
$— 2024 Q4 13F Filing 2026-06-30 2026-08-14
ACLX
ARCELLX INC
Healthcare 0.00% 0.68%
Sold All 😨
(Was: #15)
0.0
-60,873 -100.0%
CLOSED
$— 2022 Q1 13F Filing 2026-06-30 2026-08-14
Showing 1-26 of 26 holdings

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