Engine Capital Management, LP holds a focused book of 26 stocks worth $828.4M as of Q1 2026 (disclosed May 15, 2026, a ~45-day 13F lag). This quarter they opened Dnow Inc and trimmed Sunococorp LLC. Their largest long position is Avantor Inc at 19% of the equity book.
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.
99% 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
Other tracked managers holding the same core names as Engine Capital Management, LP
| Manager / fund | Shared names | Their $ in those |
|---|---|---|
| BlackRock, Inc. | 29 / 26 | $9.7B |
| MORGAN STANLEY | 29 / 26 | $8.5B |
| GOLDMAN SACHS GROUP INC | 29 / 26 | $5.7B |
| WELLS FARGO & COMPANY/MN | 29 / 26 | $2.5B |
| CITIGROUP INC | 29 / 26 | $2.3B |
| UBS Group AG | 29 / 26 | $2.3B |
| JPMORGAN CHASE & CO | 29 / 26 | $1.9B |
| ROYAL BANK OF CANADA | 29 / 26 | $1.7B |
Ranked by the share of each fund's own book sitting in the names it shares with Engine Capital Management, LP: only funds sharing at least a tenth of the book qualify. Index giants, bank custody books and market makers are excluded. They hold everything, so their overlap says nothing.
Bars show each stock's share of the portfolio. Click a row for its position history.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| 1 | Avantor Inc COM | $155.1M | 19.78M | 18.7% | ▲+66% Added · +7.9M sh | |
| 2 | NCR Atleos Corporation COM SHS | $112.5M | 2.58M | 13.6% | —Held | |
| 3 | Sunococorp LLC COM SHS LLC | $62.9M | 1.02M | 7.6% | ▼−26% Reduced · −360K sh | |
| 4 | Dnow Inc COM | $61.5M | 5.17M | 7.4% | ▲New New position | |
| 5 | Brinks Co COM | $56.9M | 549.4K | 6.9% | ▲13× Added · +508K sh | |
| 6 | KBR Inc COM | $56.4M | 1.53M | 6.8% | ▲12× Added · +1.4M sh | |
| 7 | Orthofix Med Inc COM | $50.4M | 4.39M | 6.1% | ▲+3.2% Added · +138K sh | |
| 8 | Nexstar Media Group Inc COMMON STOCK | $36.0M | 199.2K | 4.3% | —Held | |
| 9 | United Parks & Resorts Inc COM | $33.8M | 1.03M | 4.1% | ▲+21% Added · +178K sh | |
| 10 | Compass Minerals Intl Inc COM | $33.6M | 1.44M | 4.1% | ▲+275% Added · +1.1M sh | |
| 11 | Fox Factory Hldg Corp COM | $33.4M | 2.03M | 4.0% | ▲+162% Added · +1.3M sh | |
| 12 | Civeo Corp Cda COM NEW | $23.1M | 874.5K | 2.8% | ▼−35% Reduced · −464K sh | |
| 13 | Magnera Corp COM SHS | $21.3M | 2.24M | 2.6% | —Held | |
| 14 | Unifirst Corp Mass COM | $18.6M | 74.0K | 2.2% | ▼−84% Reduced · −386K sh | |
| 15 | Sonos Inc COM | $16.8M | 1.26M | 2.0% | —Held | |
| 16 | Fiverr Intl Ltd ORD SHS | $13.4M | 1.34M | 1.6% | ▲+78% Added · +588K sh | |
| 17 | Phinia Inc COMMON STOCK | $11.7M | 170.6K | 1.4% | —Held | |
| 18 | Ishares TR RUSSELL 2000 ETF | $10.5M | 42.4K | 1.3% | —Held | |
| 19 | American Outdoor Brands Inc COM | $6.1M | 656.3K | 0.7% | —Held | |
| 20 | Weave Communications Inc COM | $4.9M | 1.05M | 0.6% | ▲New New position | |
| 21 | MGM Resorts International COM | $3.7M | 100.0K | 0.4% | ▼−33% Reduced · −50K sh | |
| 22 | Bioventus Inc COM CL A | $2.9M | 315.0K | 0.3% | ▲New New position | |
| 23 | Chatham Lodging TR COM | $1.6M | 200.0K | 0.2% | —Held | |
| 24 | Summit Hotel Pptys COM | $884K | 200.0K | 0.1% | —Held | |
| 25 | National Vision Hldgs Inc COM | $247K | 9.5K | 0.0% | —Held | |
| 26 | Rimini STR Inc Del COM | $57K | 17.4K | 0.0% | —Held |
The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This fund page is the Follow view. The Build view lets your agent pull holdings, quarter changes, overlap, and source filings through API or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/funds/1665590/holdings"
Use Arkolith to show Engine Capital Management, LP's latest holdings, largest changes, and filing provenance.
As-of date vs the date the SEC received each filing
Holdings from SEC EDGAR 13F-HR filings, updated quarterly, filed up to 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.