Hingham Institution for Savings — 13F Holdings & Portfolio
CIK 2044671 · latest 13F-HR filed 2026-04-15
Hingham Institution for Savings manages $113.2M in 13F-reported U.S. long-equity assets across 15 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are GOOGL (30.35%), BRK.B (17.55%), V (17.40%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 4 new positions, exited 1, added to 3, and trimmed 4.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
$113.2M
Long-equity book
15
Distinct positions
2026-03-31
Filed 2026-04-15
+4 / −1 / ↑3 / ↓4
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- HEICO CORP NEW$706.3K +25.4%
- MOODYS CORP$686.0K +53.7%
- CHAIN BRIDGE BANCORP INC$601.5K +5.9%
Top Trims
- ALPHABET INC-$12.3M -26.3%
- VISA INC-$1.1M -5.1%
- MASTERCARD INCORPORATED-$604.0K -6.3%
- PROGRESSIVE CORP-$191.6K -12.9%
New Positions
- KINSALE CAP GROUP INC$1.4M
- INTL GNRL INSURANCE HLDNGS L$1.3M
- AMPHENOL CORP$884.5K
- CAPITAL BANCORP INC MD$580.0K
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | ALPHABET INC | GOOGL | 02079K305 | $34.3M | 30.35% | 119,450 | SH |
| 2 | BERKSHIRE HATHAWAY INC DEL | BRK.B | 084670702 | $19.9M | 17.55% | 41,450 | SH |
| 3 | VISA INC | V | 92826C839 | $19.7M | 17.40% | 65,150 | SH |
| 4 | CHAIN BRIDGE BANCORP INC | CBNA | 15746L100 | $10.8M | 9.52% | 308,612 | SH |
| 5 | MASTERCARD INCORPORATED | MA | 57636Q104 | $9.0M | 7.99% | 18,100 | SH |
| 6 | S&P GLOBAL INC | SPGI | 78409V104 | $5.1M | 4.51% | 12,000 | SH |
| 7 | HEICO CORP NEW | HEI.A | 422806208 | $3.5M | 3.08% | 16,500 | SH |
| 8 | RLI CORP | RLI | 749607107 | $2.0M | 1.76% | 35,000 | SH |
| 9 | MOODYS CORP | MCO | 615369105 | $2.0M | 1.73% | 4,500 | SH |
| 10 | BERKSHIRE HATHAWAY INC DEL | BRK.A | 084670108 | $1.4M | 1.27% | 2 | SH |
| 11 | KINSALE CAP GROUP INC | KNSL | 49714P108 | $1.4M | 1.21% | 4,000 | SH |
| 12 | INTL GNRL INSURANCE HLDNGS L | IGIC | G4809J106 | $1.3M | 1.19% | 55,400 | SH |
| 13 | PROGRESSIVE CORP | PGR | 743315103 | $1.3M | 1.14% | 6,500 | SH |
| 14 | AMPHENOL CORP | APH | 032095101 | $884.5K | 0.78% | 7,000 | SH |
| 15 | CAPITAL BANCORP INC MD | CBNK | 139737100 | $580.0K | 0.51% | 19,504 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-03-31 | 2026-04-15 | $113.2M | 15 | 0001754960-26-000256 |
| 2025-12-31 | 2026-01-30 | $122.0M | 12 | 0001754960-26-000141 |