Atlantic Investment Management, Inc. holds a concentrated book of 12 stocks worth $171.7M as of Q1 2026 (disclosed May 15, 2026, a ~45-day 13F lag). This quarter they opened DENTSPLY SIRONA INC and trimmed WEATHERFORD INTL PLC. Their largest long position is KIRBY CORP at 20% of the equity book. Cloning the disclosed picks since 2016 would be +150% (+9.3%/yr). That is a simulation of the disclosed long book, not audited returns.
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curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/funds/1063296/holdings"
Use Arkolith to show ATLANTIC INVESTMENT MANAGEMENT, INC.'s latest holdings, largest changes, and filing provenance.
Following at the filing date actually beat the quarter-end book by 4.8 points over this window.
Growth of $10,000 cloning Atlantic Investment Management, Inc.'s disclosed long 13F book, rebalanced on each filing date (so it reflects the ~45-day reporting lag, no look-ahead), total-return basis (dividends reinvested), derived from end-of-day prices. “Their reported book” values the same picks from quarter-end, before they were public. S&P 500 is SPY total return over the same window. Excludes shorts, cash, options and non-13F holdings. Not investment advice.
Top-heavy: concentrated book
Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.
39% 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 | Kirby Corp COM | $34.2M | 257.0K | 19.9% | ▲+15% Added · +34K sh | |
| 2 | Dauch Corp COM | $22.8M | 3.84M | 13.3% | ▲+104% Added · +2.0M sh | |
| 3 | Aptiv PLC COM SHS | $22.4M | 323.0K | 13.1% | ▲+17% Added · +47K sh | |
| 4 | Weatherford Intl PLC ORD SHS | $20.1M | 212.2K | 11.7% | ▼−7.7% Reduced · −18K sh | |
| 5 | Oshkosh Corp COM | $20.1M | 136.3K | 11.7% | ▼−12% Reduced · −18K sh | |
| 6 | Nomad Foods Ltd USD ORD SHS | $12.8M | 1.33M | 7.5% | ▲+147% Added · +794K sh | |
| 7 | Dole PLC ORD SHS | $9.7M | 675.9K | 5.6% | ▲Added Added · +676K sh | |
| 8 | PVH Corporation COM | $8.9M | 128.0K | 5.2% | ▲Added Added · +128K sh | |
| 9 | Abm Inds Inc COM | $8.5M | 220.0K | 4.9% | ▲+10% Added · +20K sh | |
| 10 | Dentsply Sirona Inc COM | $7.1M | 610.0K | 4.1% | ▲New New position | |
| 11 | Mohawk Inds Inc COM | $3.9M | 40.0K | 2.3% | ▲New New position | |
| 12 | National Energy Services Reu SHS | $1.3M | 60.0K | 0.8% | ▲New New position |
As-of date vs the date the SEC received each filing
| Quarter | As of | Filed | Positions | Value | Form |
|---|---|---|---|---|---|
| Q1 2026 | Mar 31, 2026 | May 15, 2026 | 12 | $171.7M | 13F-HR |
| Q4 2025 | Dec 31, 2025 | Feb 17, 2026 | 10 | $177.6M | 13F-HR |
| Q3 2025 | Sep 30, 2025 | Nov 14, 2025 | 11 | $174.1M | 13F-HR |
| Q2 2025 | Jun 30, 2025 | Aug 14, 2025 | 11 | $196.0M | 13F-HR |
| Q1 2025 | Mar 31, 2025 | May 15, 2025 | 9 | $179.0M | 13F-HR |
| Q4 2024 | Dec 31, 2024 | Feb 14, 2025 | 10 | $207.0M | 13F-HR |
| Q3 2024 | Sep 30, 2024 | Nov 14, 2024 | 7 | $204.8M | 13F-HR |
| Q2 2024 | Jun 30, 2024 | Aug 14, 2024 | 12 | $221.9M | 13F-HR |
| Q1 2024 | Mar 31, 2024 | May 15, 2024 | 11 | $227.8M | 13F-HR |
| Q4 2023 | Dec 31, 2023 | Feb 14, 2024 | 10 | $219.0M | 13F-HR |
| Q3 2023 | Sep 30, 2023 | Nov 14, 2023 | 9 | $200.7M | 13F-HR |
| Q2 2023 | Jun 30, 2023 | Aug 14, 2023 | 9 | $203.1M | 13F-HR |
| Q1 2023 | Mar 31, 2023 | May 15, 2023 | 9 | $185.4M | 13F-HR |
| Q4 2022 | Dec 31, 2022 | Feb 14, 2023 | 9 | $184.8M | 13F-HR |
| Q3 2022 | Sep 30, 2022 | Nov 14, 2022 | 10 | $221.4M | 13F-HR |
| Q2 2022 | Jun 30, 2022 | Aug 15, 2022 | 11 | $263.9M | 13F-HR |
| Q1 2022 | Mar 31, 2022 | May 16, 2022 | 11 | $309.7M | 13F-HR |
| Q4 2021 | Dec 31, 2021 | Feb 14, 2022 | 10 | $358.0M | 13F-HR |
| Q3 2021 | Sep 30, 2021 | Nov 15, 2021 | 11 | $297.7M | 13F-HR |
| Q2 2021 | Jun 30, 2021 | Aug 16, 2021 | 9 | $318.5M | 13F-HR |
| Q1 2021 | Mar 31, 2021 | May 18, 2021 | 10 | $323.3M | 13F-HR/A |
| Q4 2020 | Dec 31, 2020 | Feb 16, 2021 | 10 | $299.5M | 13F-HR |
| Q3 2020 | Sep 30, 2020 | Nov 16, 2020 | 8 | $234.3M | 13F-HR |
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. The performance line is a simulation of the disclosed long book, not an audited return.