Institutional Manager · CIK 0000769954
ACCOUNT MANAGEMENT LLC
BOXFORD, MA · File #028-01363
Latest AUM
$93.2M
Positions
22
Top-10 Concentration
83.4%
Filings
12
Sector Allocation
Filing History
View all filings →- 13F HOLDINGS REPORTQ/E Dec 202522 pos · $93.2M
- 13F HOLDINGS REPORTQ/E Sep 202523 pos · $93.8M
- 13F HOLDINGS REPORTQ/E Jun 202525 pos · $91.1M
- 13F HOLDINGS REPORTQ/E Mar 202524 pos · $90.8M
- 13F HOLDINGS REPORTQ/E Dec 202424 pos · $85.4M
- 13F HOLDINGS REPORTQ/E Sep 202424 pos · $84.1M
- 13F HOLDINGS REPORTQ/E Jun 202424 pos · $88.2M
- 13F HOLDINGS REPORTQ/E Mar 202424 pos · $92.6M
- 13F HOLDINGS REPORTQ/E Dec 202323 pos · $72.3M
- 13F HOLDINGS REPORTQ/E Sep 202322 pos · $74.6M
- 13F HOLDINGS REPORTQ/E Jun 202323 pos · $78.2M
- 13F HOLDINGS REPORTQ/E Mar 202321 pos · $69.9M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | BERKSHIRE HATHAWAY INC DEL | BRK-A | 45,714 | $23.0M | 24.66% |
| 2 | BLACKSTONE INC | BX | 67,781 | $10.4M | 11.21% |
| 3 | ASML HOLDING N V | ASMLF | 8,680 | $9.3M | 9.96% |
| 4 | ENTERPRISE PRODS PARTNERS L | 293792107 | 257,210 | $8.2M | 8.85% |
| 5 | NEXTERA ENERGY INC | NEE-PW | 85,935 | $6.9M | 7.40% |
| 6 | OREILLY AUTOMOTIVE INC | 67103H107 | 58,225 | $5.3M | 5.70% |
| 7 | JPMORGAN CHASE & CO. | VYLD | 13,513 | $4.4M | 4.67% |
| 8 | SYNOPSYS INC | SNPS | 8,820 | $4.1M | 4.45% |
| 9 | T-MOBILE US INC | TMUSZ | 16,072 | $3.3M | 3.50% |
| 10 | INTUITIVE SURGICAL INC | ISRG | 4,875 | $2.8M | 2.96% |
| 11 | FORTINET INC | FTNT | 34,568 | $2.7M | 2.95% |
| 12 | SPDR GOLD TR | GLD | 6,025 | $2.4M | 2.56% |
| 13 | AMAZON COM INC | AMZN | 9,665 | $2.2M | 2.39% |
| 14 | MICROSOFT CORP | MSFT | 4,595 | $2.2M | 2.38% |
| 15 | AMERICAN TOWER CORP NEW | 03027X100 | 8,845 | $1.6M | 1.67% |
| 16 | INTUIT | INTU | 1,745 | $1.2M | 1.24% |
| 17 | ANALOG DEVICES INC | ADI | 3,429 | $929,945 | 1.00% |
| 18 | BOEING CO | BA-PA | 2,750 | $597,080 | 0.64% |
| 19 | ALPHABET INC | GOOG | 1,700 | $533,460 | 0.57% |
| 20 | AGNICO EAGLE MINES LTD | AEM | 3,035 | $514,524 | 0.55% |