O'Brien Greene & Co. Inc
Institutional manager — quarterly 13F holdings, Q ending 2026-03-31
Reported value
$353.3M
Q ending 2026-03-31
Prior quarter
$336.8M
Q ending 2025-12-31
Change
+4.9% QoQ · +18.5% YoY
Positions
133
reported holdings
Largest positions
Top 100 of 133 reported positions by value, Q ending 2026-03-31. A manager can hold shares, calls and puts on the same security at once — such positions are listed as separate rows. Type: Shares = common stock, Put/Call = option positions (valued at the underlying), Principal = debt. Tickers link to stock pages where covered.
| Holding | Ticker | Type | Value ▼ | Shares |
|---|---|---|---|---|
| Sprott Physical Gold Trust | PHYS | Shares | $20.6M | 581K |
| Interactive Brokers Group Inc | IBKR | Shares | $17.0M | 253K |
| Franklin Ftse Brazil Etf | FLBR | Shares | $14.6M | 609K |
| Apple Computer Inc Com | AAPL | Shares | $14.0M | 55K |
| Berkshire Hathaway Inc Cl B | BRK/B | Shares | $13.3M | 28K |
| Wal-Mart Stores | WMT | Shares | $12.7M | 102K |
| Valero Energy Corp New Com | VLO | Shares | $12.5M | 51K |
| Eog Res Inc Com | EOG | Shares | $12.1M | 83K |
| Franco-Nevada Corp | FNV | Shares | $12.0M | 49K |
| Williams Cos | WMB | Shares | $11.3M | 155K |
| Cboe Global Markets Inc | CBOE | Shares | $10.6M | 38K |
| Amgen Inc | AMGN | Shares | $10.4M | 30K |
| Cisco Sys Inc Com | CSCO | Shares | $10.1M | 130K |
| Nutrien Ltd | NTR | Shares | $9.9M | 132K |
| Union Pacific Corp | UNP | Shares | $9.9M | 41K |
| Curtiss Wright Corp | CW | Shares | $8.8M | 13K |
| Nextera Energy Inc | NEE | Shares | $8.6M | 93K |
| Microsoft Corp | MSFT | Shares | $8.1M | 22K |
| Danaher Corp Del Com | DHR | Shares | $7.6M | 40K |
| S&P Global Inc Com | SPGI | Shares | $7.3M | 17K |
| Lyondellbasell Industries Ord | Shares | $6.8M | 85K | |
| Abb Ltd Sponsored Adr | ABBNY | Shares | $6.7M | 83K |
| Veralto Ord Shs | VLTO | Shares | $6.1M | 69K |
| Boston Scientific | BSX | Shares | $5.2M | 83K |
| Sony Group Corporation Sponsor | SONY | Shares | $4.9M | 235K |
| Golar Lng Ltd | Shares | $4.2M | 78K | |
| Costco Whsl Corp New Com | COST | Shares | $3.4M | 3K |
| Chevrontexaco Corp | CVX | Shares | $3.1M | 15K |
| Wise Plc | Shares | $2.7M | 230K | |
| J P Morgan Chase & Co Com | JPM | Shares | $2.5M | 9K |
| Cummins Inc Com | CMI | Shares | $2.4M | 5K |
| Stonex Group | SNEX | Shares | $2.4M | 29K |
| Emerson Elec Co | EMR | Shares | $2.2M | 17K |
| Automatic Data Process Com | ADP | Shares | $2.0M | 10K |
| Waste Mgmt Inc Del Com | WM | Shares | $1.9M | 8K |
| Abbvie Inc Com | ABBV | Shares | $1.9M | 9K |
| Grainger W W Inc Com | GWW | Shares | $1.8M | 2K |
| Coca Cola Co | KO | Shares | $1.7M | 23K |
| Ishares Core S&P Small Cap Etf | IJR | Shares | $1.7M | 14K |
| Constellation Software Ord Shs | CNSWF | Shares | $1.7M | 963 |
| Johnson & Johnson | JNJ | Shares | $1.5M | 6K |
| Black Stone Minerals | BSM | Shares | $1.5M | 100K |
| Talen Energy Corp | TLN | Shares | $1.5M | 5K |
| Rio Tinto Plc | RIO | Shares | $1.4M | 15K |
| Ebay Inc Com | EBAY | Shares | $1.4M | 15K |
| Alphabet Inc Class A | GOOGL | Shares | $1.3M | 4K |
| B3 Sa Brasil Bolsa Balcao | BOLSY | Shares | $1.3M | 118K |
| Bunge Global Sa | Shares | $1.1M | 9K | |
| Abbott Laboratories | ABT | Shares | $1.1M | 10K |
| Champion Homes Inc | SKY | Shares | $1.0M | 14K |
| Cameco Corp Com | CCJ | Shares | $999K | 9K |
| Sturm Ruger & Co Inc | RGR | Shares | $962K | 24K |
| Ecopetrol Sa Sp Ads | EC | Shares | $959K | 64K |
| British American Tobacco Adr R | BTI | Shares | $932K | 16K |
| Broadcom Ord Shs | AVGO | Shares | $894K | 3K |
| Sprott Physical Uranium Trust | SRUUF | Shares | $887K | 44K |
| Axon Enterprise Ord Shs | AXON | Shares | $866K | 2K |
| Teck Resources Ltd Cl B | TECK | Shares | $864K | 17K |
| Ecolab Inc Com | ECL | Shares | $850K | 3K |
| Lilly Eli & Co | LLY | Shares | $828K | 900 |
| Nvidia Corp Com | NVDA | Shares | $807K | 5K |
| Quaker Houghton | KWR | Shares | $780K | 6K |
| Novartis A G Sponsored Adr | NVS | Shares | $776K | 5K |
| Exxon Mobil Corp | XOM | Shares | $768K | 5K |
| Amrize Ltd | Shares | $768K | 14K | |
| Sysco Corp | SYY | Shares | $760K | 11K |
| Vaneck Junior Gold Miners Etf | GDXJ | Shares | $756K | 6K |
| Linde Ord Shs | Shares | $749K | 2K | |
| Sprott Inc | SII | Shares | $738K | 5K |
| Ishares Tr Russell 2000 | IWM | Shares | $732K | 3K |
| Sprott Physical Silver Trust | PSLV | Shares | $724K | 30K |
| Cf Industries Holdings Inc | CF | Shares | $722K | 6K |
| Grupo Aeroportuario | OMAB | Shares | $712K | 6K |
| Fomento Economico | FMX | Shares | $702K | 6K |
| Martin Marietta Mat | MLM | Shares | $688K | 1K |
| Sherwin Williams | SHW | Shares | $686K | 2K |
| Ulta Salon Cosm & Frag Com | ULTA | Shares | $666K | 1K |
| Subsea 7 S.A. | SUBCY | Shares | $661K | 21K |
| Virtu Financial Inc Cl A | VIRT | Shares | $660K | 15K |
| Core Natural Resources Inc | CNR | Shares | $659K | 6K |
| Colgate Palmolive Co Com | CL | Shares | $654K | 8K |
| Lowes Cos Inc Com | LOW | Shares | $643K | 3K |
| Yellow Cake Plc | Shares | $608K | 75K | |
| Nintendo | NTDOY | Shares | $581K | 41K |
| Becton Dickinson & Co Com | BDX | Shares | $548K | 3K |
| Merck & Co New | MRK | Shares | $545K | 5K |
| Natural Resource Partners L.P. | NRP | Shares | $545K | 5K |
| Newmont Mining Corp Com | NEM | Shares | $541K | 5K |
| Towne Bank | TOWN | Shares | $540K | 16K |
| Ivanhoe Electric Ord Shs | IE | Shares | $524K | 44K |
| Banknew York Mellon Corp | BNY | Shares | $521K | 4K |
| Vanguard Div Apprec Etf | VIG | Shares | $499K | 2K |
| Warsaw Stock Exchange | Shares | $489K | 27K | |
| Viper Energy Inc Cl A | VNOM | Shares | $478K | 10K |
| Ishares Core S&P 500 Etf | IVV | Shares | $466K | 713 |
| Aflac Inc Com | AFL | Shares | $465K | 4K |
| Quanta Services Ord Shs | PWR | Shares | $464K | 846 |
| Olin Corp | OLN | Shares | $446K | 15K |
| Procter & Gamble Co | PG | Shares | $422K | 3K |
| Spdr S&P 500 Etf Tr Tr Unit | SPY | Shares | $413K | 634 |
Values as reported in public regulatory filings (USD); holdings are reported quarterly, up to 45 days after quarter end, and may contain reporting errors. Nothing here is investment advice.