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Chieftain Capital Management, Inc. — 13F Portfolio Changes & Top Buys (Q2 2026)
Chieftain Capital Management, Inc.CIK: 0001491126
Long-term holder
Total reported value
—
Reporting period: 2026-06-30 · Number of holdings: 0
Chieftain Capital Management, Inc. disclosed 0 holdings in its latest 13F filing for the period ending 2026-06-30, with total reported value of — and a quarterly turnover rate of 0.0%.
Personality snowflake
- Concentration
- 0
- Portfolio Stability
- 0
- Momentum
- 50
- Sector conviction
- 0
- Diversification
- 0
- Sizing Uniformity
- —
Sector classification currently covers about 0% of this portfolio's disclosed value; the remainder includes holdings (e.g. unmapped tickers, options, or other security types) not yet covered by our sector mapping.
Source and citation information
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Recent moves
View source Form 13F filing on SEC.govNo holding changes this quarter
Holdings Map
Top 10 holdings by weight
Full holdings list this quarter
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | ✓ | Ikena Oncology Inc | Stock-Other | — | — | — |
Reported value over time
Sector allocation
Not enough sector-mapped data yet
Sector allocation over time
Quarterly history
| Period | Holdings | Total value | Stability | Top holdings | |
|---|---|---|---|---|---|
| 2026 Q2 | 0 | — | 0 | ||
| 2026 Q1 | 1 | — | 0 | ||
| 2025 Q4 | 1 | — | 0 | ||
| 2025 Q3 | 1 | — | 0 | ||
| 2025 Q2 | 1 | — | 0 | ||
| 2025 Q1 | 1 | — | 0 | ||
| 2024 Q4 | 1 | — | 0 | ||
| 2024 Q3 | 1 | — | 0 | ||
| 2024 Q2 | 1 | — | 0 | ||
| 2024 Q1 | 1 | — | 0 | ||
| 2023 Q4 | 1 | — | 0 | ||
| 2023 Q3 | 1 | — | 0 | ||
| 2023 Q2 | 1 | — | 0 | ||
| 2023 Q1 | 1 | — | 0 | ||
| 2022 Q4 | 1 | — | 0 | ||
| 2022 Q3 | 1 | — | 0 | ||
| 2022 Q2 | 1 | — | 0 | ||
| 2022 Q1 | 1 | — | 0 | ||
| 2021 Q4 | 1 | — | 0 | ||
| 2021 Q3 | 1 | — | 0 | ||
| 2021 Q2 | 1 | — | 0 | ||
| 2021 Q1 | 1 | — | 0 | ||
| 2020 Q4 | 1 | — | 0 | ||
| 2020 Q3 | 1 | — | 0 | ||
| 2020 Q2 | 1 | — | 0 | ||
| 2020 Q1 | 1 | — | 0 | ||
| 2019 Q4 | 1 | — | 100 | ||
| 2019 Q1 | 13 | $3.0M | 100 | ||
| 2018 Q4 | 14 | $673.4M | 83 | ||
| 2018 Q3 | 13 | $1.5B | 26 | ||
| 2018 Q2 | 12 | $1.5B | 31 | ||
| 2018 Q1 | 11 | $1.4B | 54 | ||
| 2017 Q4 | 10 | $1.5B | 37 | ||
| 2017 Q3 | 9 | $1.3B | 26 | ||
| 2017 Q2 | 9 | $1.4B | 13 | ||
| 2017 Q1 | 7 | $1.5B | 36 | ||
| 2016 Q4 | 8 | $2.0B | 21 | ||
| 2016 Q3 | 7 | $1.7B | 11 | ||
| 2016 Q2 | 7 | $1.9B | 7 | ||
| 2016 Q1 | 7 | $1.9B | 16 | ||
| 2015 Q4 | 8 | $1.7B | 28 | ||
| 2015 Q3 | 10 | $2.0B | 15 | ||
| 2015 Q2 | 10 | $2.0B | 12 | ||
| 2015 Q1 | 10 | $1.8B | 20 | ||
| 2014 Q4 | 10 | $1.8B | 31 | ||
| 2014 Q3 | 10 | $1.5B | 19 | ||
| 2014 Q2 | 11 | $1.6B | 27 | ||
| 2014 Q1 | 10 | $1.5B | 25 | ||
| 2013 Q4 | 11 | $1.4B | 20 | ||
| 2013 Q3 | 12 | $1.5B | 17 | ||
| 2013 Q2 | 13 | $1.5B | 0 |
* This report is exclusively curated by the AlphaSMO team. AlphaSMO is the web's most authoritative 13F / Inside Trader database, delivering precise insider trading and institutional holdings insights.
Holding changes this quarter
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|
Filing History
FAQ
What is Chieftain Capital Management, Inc. and what type of investor is it?
Chieftain Capital Management, Inc. is an investment manager that files SEC Form 13F quarterly, disclosing its U.S. public equity holdings to regulators. As of the most recent reporting period (2026-06-30), the firm manages a tracked equity portfolio valued at approximately —, spread across 0 disclosed positions.
What are Chieftain Capital Management, Inc.'s largest equity positions?
Based on the latest 13F filing, Chieftain Capital Management, Inc.'s top holdings by market value are:
1. Ikena Oncology Inc — $0.0
What changes did Chieftain Capital Management, Inc. make in its most recent portfolio filing?
No notable portfolio changes were recorded for Chieftain Capital Management, Inc. in the most recent quarter. Holdings appear to have remained relatively stable.
What sectors does Chieftain Capital Management, Inc. focus on?
Sector breakdown data is not yet available for Chieftain Capital Management, Inc.. Check back after the next 13F processing cycle.
Investment Profile
Chieftain Capital Management, Inc.'s portfolio is broadly diversified and long-term-holding.
Peer Institutions
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Total reported value
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Concentration0.0
Portfolio Stability0.0
Sector conviction0.0
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KF
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Total reported value
—
1 stks
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Concentration0.0
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Sector conviction0.0
View detail
RA
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Total reported value
—
1 stks
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Stale — no recent filing
Concentration0.0
Portfolio Stability0.0
Sector conviction0.0
View detail
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Developer Access
Access Chieftain Capital Management, Inc.'s institutional profile programmatically:
REST API
curl https://alphasmo.com/api/v1/institutions/chieftain-capital-management-incCLI
npx alphasmo institutions get chieftain-capital-management-inc