Arkolith/Funds/First Light Asset Management, LLC

First Light Asset Management, LLC

CIK 1600004Hedge fund
Holdings as of Mar 31, 2026·disclosed May 15, 2026·~45-day 13F lag·13F-HR
Active Filer

First Light Asset Management, LLC holds a focused book of 35 stocks worth $1.1B as of Q1 2026 (disclosed May 15, 2026, a ~45-day 13F lag). This quarter they opened Trisalus Life Sciences Inc and trimmed Axogen Inc. Their largest long position is Axogen Inc at 12% of the equity book.

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holdings, largest changes, and filing provenance.
Opened
7
new positions
Added to
9
existing
Trimmed
19
reduced
Sold out
5
exited

Concentration

Top-heavy: focused book

Top 5 holdings
41%
Top 10 holdings
60%
Top 20 holdings
83%

Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.

Direct sector allocation

100% mapped to company sectors

Health Care
84%
Information Technology
9%
Industrials
6%

Direct operating-company sectors from our SIC-based security master. ETF/fund and unclassified holdings stay visible separately; this is not ETF look-through exposure.

Biggest moves: latest quarter

Estimated $ traded · quarter-end prices, no cost basis

Bought
Trimmed / exited

Holdings: largest first

Bars show each stock's share of the portfolio. Click a row for its position history.

35 positions
#SecurityValueShares% PortLast moveHistory
1Axogen Inc
Common Stocks
$132.6M4.00M
11.9%
−24%
Reduced · −1.2M sh
2Palvella Therapeutics Inc
Common Stocks
$122.3M980.8K
11.0%
+38%
Added · +272K sh
3Neogenomics Inc
Common Stocks
$72.2M9.73M
6.5%
−3.0%
Reduced · −305K sh
4Si-Bone Inc
Common Stocks
$67.6M5.35M
6.1%
+6.4%
Added · +320K sh
5Centessa Pharmaceuticals Limited
Common Stocks
$62.0M1.56M
5.6%
−32%
Reduced · −718K sh
6Apogee Therapeutics Inc
Common Stocks
$48.5M576.7K
4.3%
+102%
Added · +292K sh
7Amylyx Pharmaceuticals Inc
Common Stocks
$44.3M3.19M
4.0%
−4.9%
Reduced · −165K sh
8Twist Bioscience Corporation
Common Stocks
$41.8M878.8K
3.7%
−23%
Reduced · −262K sh
9Crinetics Pharmaceuticals Inc
Common Stocks
$39.6M1.09M
3.5%
−8.8%
Reduced · −105K sh
10908 Devices Inc
Common Stocks
$37.2M6.07M
3.3%
+26%
Added · +1.2M sh
11Neuropace Inc
Common Stocks
$32.3M2.46M
2.9%
+82%
Added · +1.1M sh
12Edgewise Therapeutics Inc
Common Stocks
$31.6M1.00M
2.8%
−36%
Reduced · −572K sh
13Anaptys Bio Inc
Common Stocks
$31.4M565.4K
2.8%
−13%
Reduced · −81K sh
14Simulations Plus Inc
Common Stocks
$31.1M2.63M
2.8%
+34%
Added · +664K sh
15Guardant Health
Common Stocks
$25.9M280.3K
2.3%
−4.9%
Reduced · −14K sh
16Tandem Diabetes Care Inc
Common Stocks
$25.2M1.31M
2.3%
+21%
Added · +225K sh
17Atricure Inc
Common Stocks
$20.8M729.5K
1.9%
−38%
Reduced · −446K sh
18Trisalus Life Sciences Inc
Common Stocks
$20.3M5.07M
1.8%
New
New position
19Tectonic Therapeutics Inc
Common Stocks
$20.0M647.7K
1.8%
New
New position
20Irhythm Technologies
Common Stocks
$19.8M168.1K
1.8%
+9.3%
Added · +14K sh
21Septerna Inc
Common Stocks
$17.6M732.9K
1.6%
+18%
Added · +112K sh
22Establishment Labs Holdings
Common Stocks
$17.5M307.7K
1.6%
−18%
Reduced · −65K sh
23Health Catalyst Inc
Common Stocks
$16.4M12.88M
1.5%
−0.2%
Reduced · −32K sh
24Omnicell Inc
Common Stocks
$16.4M489.8K
1.5%
New
New position
25Koru Medical Systems Inc
Common Stocks
$16.3M3.77M
1.5%
−11%
Reduced · −442K sh
26Genedx Holdings Corp
Common Stocks
$15.6M242.9K
1.4%
New
New position
27Wave Life Sciences Ltd
Common Stocks
$13.4M1.84M
1.2%
−0.5%
Reduced · −10K sh
28Vera Therapeutics Inc
Common Stocks
$12.6M313.9K
1.1%
−64%
Reduced · −556K sh
29Mimedx Group Inc
Common Stocks
$11.2M2.84M
1.0%
−6.5%
Reduced · −196K sh
30Butterfly Network Inc
Common Stocks
$10.7M2.66M
1.0%
−5.4%
Reduced · −152K sh
31Spyglass Pharma Inc
Common Stocks
$9.7M375.0K
0.9%
New
New position
32Organogenesis Holdings Inc
Common Stocks
$8.3M3.50M
0.7%
−9.4%
Reduced · −364K sh
33Vaxcyte Inc
Common Stocks
$8.2M141.8K
0.7%
New
New position
34Enliven Therapeutics Inc
Common Stocks
$7.9M201.9K
0.7%
New
New position
35Rhythm Pharmaceuticals Inc
Common Stocks
$7.6M87.2K
0.7%
−71%
Reduced · −209K sh
Showing all 35 positions

Filing history

As-of date vs the date the SEC received each filing

QuarterAs ofFiledPositionsValueForm
Q1 2026Mar 31, 2026May 15, 202635$1.1B13F-HR
Q4 2025Dec 31, 2025Feb 17, 202633$1.3B13F-HR
Q3 2025Sep 30, 2025Nov 14, 202541$1.1B13F-HR
Q2 2025Jun 30, 2025Aug 14, 202538$771.3M13F-HR

Data source

Holdings from SEC EDGAR 13F-HR filings, updated quarterly ~45 days after quarter-end. Public domain. The book and weighting are long equity only; disclosed put/call options are listed separately and excluded from those totals. Price-derived performance is withheld until the price-source policy and freshness gate are green.