PURA VIDA INVESTMENTS, LLC

Fundamental concentrated ★Signal CIK 1590144
League rank
#672
in Fundamental concentrated · #5877 overall
Long book
$14.9M
Q1 2026
Positions
17
Top-10 weight
87%
concentration
Last quarter
+40.6%
SPY +14.8%
Turnover
6%
of book per quarter

Strategy in plain words

auto-generated from filings

PURA VIDA INVESTMENTS, LLC is a concentrated fundamental stock-picker, running a $14.9M US long book across 17 positions.

The portfolio is extremely concentrated — the top 10 positions are almost the whole book. The book barely moves quarter to quarter — a patient, low-turnover holder. Current anchor positions: INSIGHT MOLECULAR DIAGNOSTIC, BETA BIONICS INC, ESTABLISHMENT LABS HOLDINGS, CARIS LIFE SCIENCES INC, INSPIREMD INC.

Over the last 9 quarters its long book ran on average 0.5pp per quarter ahead of the S&P 500, beating the index in 4 of 9 quarters. We rate its filings as signal-bearing: position changes reflect genuine views.

Implied long-book return vs S&P 500

methodology: positions priced quarterly, no shorts/options
Fund long book S&P 500
Q1 2024
-4.3%
Q2 2024
+8.6%
Q3 2024
-8.8%
Q4 2024
-15.2%
Q1 2025
+8.8%
Q2 2025
+16.4%
Q3 2025
+42.8%
Q4 2025
-43.6%
Q1 2026
+40.6%

Sector allocation

Healthcare
60%
Materials
23%
Technology
12%
Financials
3%
Industrials
2%
Consumer discretionary
2%

Long book by quarter

$147.0M
Q1 2024
$82.7M
Q2 2024
$60.8M
Q3 2024
$18.1M
Q4 2024
$13.7M
Q1 2025
$16.6M
Q2 2025
$16.4M
Q3 2025
$26.8M
Q4 2025
$14.9M
Q1 2026

What does PURA VIDA own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
IMDX INSIGHT MOLECULAR DIAGNOSTICMaterials947.1K$3.1M20.9%Held
BBNX BETA BIONICS INCHealthcare281.3K$2.8M18.9%Held
ESTA ESTABLISHMENT LABS HOLDINGSHealthcare45.0K$2.6M17.2%Held
CAI CARIS LIFE SCIENCES INCHealthcare89.9K$1.6M10.8%Held
NSPR INSPIREMD INCHealthcare450.5K$734K4.9%Held
NTRA NATERA INCHealthcare2.5K$500K3.4%Held
NVDA NVIDIA CORPTechnology2.5K$436K2.9%+7.3%
JPM JPMORGAN CHASE & COFinancials1.4K$397K2.7%Held
MSFT MICROSOFT CORPTechnology990$366K2.5%-17.5%
MGX METAGENOMI THERAPEUTICS INCHealthcare264.4K$354K2.4%Held
GOOG ALPHABET INC-CL CTechnology1.2K$341K2.3%Held
OM OUTSET MEDICAL INCHealthcare83.3K$320K2.2%+1566.7%
ADI ANALOG DEVICES INCTechnology1.0K$318K2.1%Held
AAPL APPLE INCTechnology1.2K$296K2.0%Held
ASML ASML HOLDING NV-NY REG SHSIndustrials190$251K1.7%Held
LIN LINDE PLCMaterials500$248K1.7%Held
AMZN AMAZON.COM INCConsumer discretionary1.1K$229K1.5%+10.0%

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 12, 202617$14.9M canonicalSEC ↗
Q4 202513F-HRFeb 13, 202619$26.8M canonicalSEC ↗
Q3 202513F-HRNov 12, 20258$16.4M canonicalSEC ↗
Q2 202513F-HRAug 13, 20259$16.6M canonicalSEC ↗
Q1 202513F-HRMay 12, 20258$13.7M canonicalSEC ↗
Q4 202413F-HRFeb 12, 202519$31.6M canonicalSEC ↗
Q3 202413F-HRNov 14, 202442$153.4M canonicalSEC ↗
Q2 202413F-HRAug 14, 202449$158.0M canonicalSEC ↗
Q1 202413F-HRMay 15, 202451$593.3M canonicalSEC ↗