Newtyn Management, LLC holds a focused book of 33 stocks worth $935.8M as of Q1 2026 (disclosed May 15, 2026, a ~45-day 13F lag). This quarter they opened Indivior Pharmaceuticals Inc and trimmed Array Digital Infrastructure. Their largest long position is Enviri Corp at 12% of the equity book.
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Use Arkolith to show Newtyn Management, LLC's latest holdings, largest changes, and filing provenance.
Top-heavy: focused book
Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.
92% mapped to company sectors
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.
Estimated $ traded · quarter-end prices, no cost basis
Bars show each stock's share of the portfolio. Click a row for its position history.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| 1 | Enviri Corp COM | $108.0M | 5.50M | 11.5% | ▲+20% Added · +903K sh | |
| 2 | Theravance Biopharma Inc COM | $78.6M | 4.84M | 8.4% | ▲+13% Added · +542K sh | |
| 3 | Quidelortho Corp COM | $74.9M | 4.56M | 8.0% | ▲+51% Added · +1.5M sh | |
| 4 | Array Digital Infrastructure COM | $74.6M | 1.62M | 8.0% | ▼−4.9% Reduced · −83K sh | |
| 5 | Vistance Networks Inc COM | $68.5M | 3.76M | 7.3% | ▲+70% Added · +1.5M sh | |
| 6 | Indivior Pharmaceuticals Inc COM | $61.0M | 2.00M | 6.5% | ▲New New position | |
| 7 | Apartment Invt & Mgmt Co CL A | $49.7M | 12.20M | 5.3% | ▲+33% Added · +3.0M sh | |
| 8 | Teleflex Incorporated COM | $47.8M | 400.0K | 5.1% | ▲New New position | |
| 9 | Resolute Hldgs Mgmt Inc COM | $39.3M | 242.4K | 4.2% | —Held | |
| 10 | Cannae Hldgs Inc COM | $37.1M | 3.27M | 4.0% | ▼−7.9% Reduced · −282K sh | |
| 11 | Par Technology Corp COM | $36.4M | 2.73M | 3.9% | ▲+543% Added · +2.3M sh | |
| 12 | USA Rare Earth Inc COM | $35.4M | 2.34M | 3.8% | ▲New New position | |
| 13 | Weave Communications Inc COM | $32.3M | 7.00M | 3.5% | ▲New New position | |
| 14 | Cogent Comm Holdings Inc COM NEW | $30.1M | 1.60M | 3.2% | ▲+14% Added · +200K sh | |
| 15 | Magnera Corp COM SHS | $26.2M | 2.76M | 2.8% | ▲+17% Added · +400K sh | |
| 16 | Brightview Hldgs Inc COM | $24.8M | 2.10M | 2.6% | —Held | |
| 17 | Compass Minerals Intl Inc COM | $18.0M | 770.0K | 1.9% | ▼−6.4% Reduced · −53K sh | |
| 18 | Spectrum Brands Holdings Inc COM | $13.6M | 185.0K | 1.5% | ▼−26% Reduced · −65K sh | |
| 19 | Rocket Pharmaceuticals Inc COM | $11.3M | 3.17M | 1.2% | ▲+19% Added · +516K sh | |
| 20 | 1 800 Flowers Com Inc CL A | $10.6M | 3.50M | 1.1% | —Held | |
| 21 | Destiny Tech100 Inc COM SHS | $9.2M | 345.0K | 1.0% | ▲New New position | |
| 22 | Ni Hldgs Inc COM | $8.6M | 670.0K | 0.9% | —Held | |
| 23 | Ultragenyx Pharmaceutical In COM | $8.4M | 400.0K | 0.9% | ▲+35% Added · +104K sh | |
| 24 | Grail Inc COM | $7.8M | 150.0K | 0.8% | —Held | |
| 25 | Ataibeckley Inc COM SHS | $6.3M | 1.78M | 0.7% | ▲New New position | |
| 26 | Franklin STR Pptys Corp COM | $4.8M | 7.15M | 0.5% | —Held | |
| 27 | Zooz Strategy Ltd SHARE | $4.0M | 13.40M | 0.4% | ▼−3.5% Reduced · −482K sh | |
| 28 | Mereo Biopharma Group PLC SPON ADS | $2.3M | 7.08M | 0.2% | ▲32× Added · +6.9M sh | |
| 29 | Wave Life Sciences Ltd SHS | $2.2M | 300.0K | 0.2% | —Held | |
| 30 | Green Dot Corp CL A | $1.6M | 142.6K | 0.2% | ▲New New position | |
| 31 | Uniqure NV SHS | $1.4M | 87.7K | 0.2% | ▲New New position | |
| 32 | Elme Communities SH BEN INT | $624K | 310.3K | 0.1% | ▲New New position | |
| 33 | Seritage Growth Pptys CL A | $116K | 41.1K | 0.0% | ▲New New position |
As-of date vs the date the SEC received each filing
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.