Paul Isaac
Net buyingArbiter Partners Capital Management LLC — managed by Paul Isaac; US equity positions disclosed quarterly via SEC 13F
Data as of 2026-06-30 (filed 2026-08-10) · Source: SEC EDGAR
New
Added
Exited
By what price implies: 4 demand a demanding growth rate, 4 modest.
13F × valuation
Valuation posture
Of 7 valued US positions, 1 trade below a conservative value band (as of 2026-10-16):
- Mgic Investment CorpMTG16% · below
13F · concentration
Lonely conviction
8Held by ≤2 tracked superinvestors, each ≥3% of this portfolio (as of 2026-06-30):
- Grail IncGRAL38% · 1
- Greif Inc-Cl BGEF.B10% · 1
- Oppenheimer Holdings-Cl AOPY4% · 2
- Silver Bow Mining CorpSBMT3% · 1
- Siriuspoint LtdSPNT3% · 2
- Cbl & Associates PropertiesCBL3% · 1
SEC 13F · latest filing
Holdings
- Grail IncGRALCore · 8 quartersValue$70.6MValuation—Holders1Weight37.7%
- Greif Inc-Cl BGEF.BCore · 8 quartersValue$18.1MValuation—Holders1Weight9.7%
- Corebridge Financial IncCRBGBig new positionValue$11.4MValuation—Holders7Weight6.1%
- Value$8.7MValuation—Holders—Weight—
- Oppenheimer Holdings-Cl AOPYBig new positionValue$7.0MValuation—Holders2Weight3.8%
- Silver Bow Mining CorpSBMTBig new positionValue$6.5MValuation—Holders1Weight3.5%
- Siriuspoint LtdSPNTBig new positionValue$5.8MValuation—Holders2Weight3.1%
- Value$5.8MValuation—Holders1Weight3.1%
- Value$5.7MValuation—Holders1Weight3.1%
- Navient CorpNAVIAdding · 4 quartersValue$5.6MValuation—Holders1Weight3.0%
- Osisko Development CorpAdding · 4 quartersValue$5.3MValuation—Holders—Weight2.8%
- Genworth Financial IncGNWNo trims · 6 quartersValue$5.1MValuation—Holders3Weight2.7%
- Stereotaxis IncSTXSNo trims · 8 quartersValue$5.0MValuation—Holders1Weight2.7%
- Value$4.2MValuation—Holders4Weight2.3%
- Value$3.5MValuation—Holders1Weight1.9%
- Value$2.9MValuation—Holders1Weight1.6%
- Vermilion Energy IncVETNo trims · 4 quartersValue$2.5MValuation—Holders1Weight1.3%
- Value$2.5MValuationBelow valueHolders2Weight1.3%
- Value$2.4MValuation—Holders1Weight1.3%
- Value$2.3MValuation—Holders2Weight1.2%
- Value$2.2MValuation—Holders2Weight1.2%
- Value$1.8MValuation—Holders2Weight0.9%
- Value$1.7MValuation—Holders1Weight0.9%
- Value$1.4MValuation—Holders1Weight0.7%
- Value$1.3MValuation—Holders2Weight0.7%
Showing top 25 of 44 positions
About this investor
About this investor
Portfolio overview
Arbiter Partners Capital Management LLC's most recent 13F filing, for the quarter ended 2026-06-30, reports 42 positions worth $187.1M. The top 5 holdings represent 61% of that value, a concentrated portfolio.
The single largest position is Grail Inc at 37.7% of the portfolio, followed by Greif Inc-Cl B at 9.7% and Corebridge Financial Inc at 6.1%.
Against the prior quarter, Paul Isaac opened 5 new positions, exited 3, added to 10, and trimmed 6. The largest new buy was Silver Bow Mining Corp. The most notable sale was the full exit from Devon Energy Corp.
Across all 8 quarters on file, Grail Inc has appeared in every filing, as has Greif Inc-Cl B. Grail Inc currently ranks first by value.
A 13F is filed roughly 45 days after quarter-end and covers only long positions in US-listed equities, so it is a lagging and partial view of the portfolio. Source: SEC EDGAR.
Paul Isaac has no positions in the strike zone right now. Browse the whole market by value band
Sources· SEC EDGAR 13F as of 2026-06-30 · filed 2026-08-10
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