BM
Brummer Multi-Strategy AB — 13F Portfolio Analysis & Stock Picks (Q2 2026)
Brummer Multi-Strategy ABCIK: 0002003159
High-turnover traderConcentrated strategyContrarian
Total reported value
$1.2M
Reporting period: 2026-06-30 · Number of holdings: 1
Brummer Multi-Strategy AB disclosed 1 holdings in its latest 13F filing for the period ending 2026-06-30, with total reported value of $1.2M and a quarterly turnover rate of 100.0%.
Browse other institutions with under $100M AUMBrowse other institutions starting with "B"
Personality snowflake
- Concentration
- 100
- Portfolio Stability
- 100
- Momentum
- 0
- Sector conviction
- 0
- Diversification
- 2
- 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.govNew buy NMRK
Sold out CBRE
Sold out ADC
Sold out ARVN
Sold out ABVX
Sold out MRVI
Holdings Map
New buyAddUnchangedTrim
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Data Source Notice: AlphaSMO is the web's most authoritative 13F / Inside Trader database. Institutional holdings and insider trades presented here are precisely computed to deliver accurate portfolio reporting.
Top 10 holdings by weight
Full holdings list this quarter
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | NMRK | Newmark Group Inc-class A | Stock-Other | 100.00% | +100.00% | NEW |
Portfolio Performance
Performance for Q3 2026
-3.2%
Performance Last 4 Quarters
-28.4%
- Stdev
- +32.1%
- Beta
- +1.66
- Alpha
- -47.2%
- Max Drawdown
- -46.1%
- Annualized Perf
- -19.6%
- Batting Avg vs S&P
- +30%
- Sortino
- -0.66
- Stutzer
- -0.15
- Treynor
- -0.1
- Sterling
- -0.48
- Calmar
- -0.42
- Information Ratio
- -1.33
- Tracking Error
- +26.2%
- Stdev Down
- +25%
- Winning Months %
- +43.3%
- Losing Months %
- +56.7%
- Best 12 Months
- -0.9%
- Worst 12 Months
- -37.4%
- Efficiency Ratio
- +0.22
- Sharpe
- -0.52
- Stdev Sectors
- —
- Skewness
- +0.04
- Kurtosis
- +0.87
- Upside Potential
- +1.22
Reported value over time
Sector allocation
Not enough sector-mapped data yet
Sector allocation over time
Quarterly history
Holding changes this quarter
Brummer Multi-Strategy AB's most significant position changes for 2026-06-30: Sold out: Cbre Group Inc - A (CBRE); Sold out: Agree Realty CORP (ADC); Sold out: Arvinas Inc (ARVN); Sold out: Abivax Sa-adr (ABVX); Sold out: Maravai Lifesciences Hldgs-a (MRVI).
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | NMRK | Newmark Group Inc-class A | +100% | NEW | New buy |
| 2 | GRML | Greenland Mines LTD | -0.5% | EXIT | Sold out |
| 3 | ATAI | Ataibeckley Inc | -4.1% | EXIT | Sold out |
| 4 | WPC | Wp Carey Inc | -8.1% | EXIT | Sold out |
| 5 | MRVI | Maravai Lifesciences Hldgs-a | -9% | EXIT | Sold out |
| 6 | ABVX | Abivax Sa-adr | -10.4% | EXIT | Sold out |
| 7 | ARVN | Arvinas Inc | -12.6% | EXIT | Sold out |
| 8 | ADC | Agree Realty CORP | -27.3% | EXIT | Sold out |
| 9 | CBRE | Cbre Group Inc - A | -28.1% | EXIT | Sold out |
Filing History
FAQ
What is Brummer Multi-Strategy AB and what type of investor is it?
Brummer Multi-Strategy AB 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 $1.2M, spread across 1 disclosed positions.
What are Brummer Multi-Strategy AB's largest equity positions?
Based on the latest 13F filing, Brummer Multi-Strategy AB's top holdings by market value are:
1. Newmark Group Inc-class A (NMRK) — $1.2M (100.0%)
What changes did Brummer Multi-Strategy AB make in its most recent portfolio filing?
In the latest reported quarter, Brummer Multi-Strategy AB made 9 notable position adjustments: 1 new positions were initiated, 0 existing holdings were added to, 0 positions were partially reduced, and 8 were completely exited. The largest of these moves: Sold out: Cbre Group Inc - A (CBRE); Sold out: Agree Realty CORP (ADC); Sold out: Arvinas Inc (ARVN); Sold out: Abivax Sa-adr (ABVX); Sold out: Maravai Lifesciences Hldgs-a (MRVI)
What sectors does Brummer Multi-Strategy AB focus on?
Sector breakdown data is not yet available for Brummer Multi-Strategy AB. Check back after the next 13F processing cycle.
Investment Profile
Brummer Multi-Strategy AB returned an annualized -19.6% over the trailing 30 months — underperforming the S&P 500 by 47.2 points — based on a reconstructed track record of its disclosed 13F positions, with a beta of 1.66 (more volatile than the market) and a 30% quarterly batting average against the index.
Its portfolio is concentrated and fast-trading.
Its turnover score has risen from 0 to 100 over the past 4 quarters — a shift toward more active trading.
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Developer Access
Access Brummer Multi-Strategy AB's institutional profile programmatically:
REST API
curl https://alphasmo.com/api/v1/institutions/brummer-multi-strategy-abCLI
npx alphasmo institutions get brummer-multi-strategy-ab