SANTA MONICA PARTNERS LP — 13F Holdings & Portfolio
CIK 904793 · latest 13F-HR filed 2026-05-14
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.
$179.1K
Long-equity book
13
Distinct positions
2026-03-31
Filed 2026-05-14
+0 / −0 / ↑6 / ↓6
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- Texas Pacific Land Corp. - Common Stock$30.3K +65.2%
- Bel Fuse Inc. - Class B Common Stock$1.9K +16.7%
- Garmin Ltd. - Common Stock$1.2K +14.4%
- Bel Fuse Inc. - Class A Common Stock$666 +18.7%
- Landbridge Company - Common Stock$361 +40.9%
Top Trims
- Balchem Corp. - Common Stock-$9.3K -51.7%
- Mastercard Incorporated - Common Stock-$7.3K -12.5%
- Broadridge Financial Solutions, Inc. - Common Stock-$2.5K -27.2%
- Grayscale Bitcoin Trust ETF-$1.0K -22.8%
- Grayscale Bitcoin Minitrust ETF-$114 -22.7%
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 | Texas Pacific Land Corp. - Common Stock | OILT | 882610108 | $76.9K | 42.91% | 161,973 | SH |
| 2 | Mastercard Incorporated - Common Stock | MA | 57636Q104 | $51.0K | 28.50% | 102,170 | SH |
| 3 | Bel Fuse Inc. - Class B Common Stock | BELFB | 077347300 | $13.4K | 7.47% | 67,634 | SH |
| 4 | Garmin Ltd. - Common Stock | GRMN | H2906T109 | $9.5K | 5.28% | 40,755 | SH |
| 5 | Balchem Corp. - Common Stock | BCPC | 057665200 | $8.7K | 4.83% | 51,100 | SH |
| 6 | Broadridge Financial Solutions, Inc. - Common Stock | BR | 11133T103 | $6.6K | 3.70% | 40,793 | SH |
| 7 | Bel Fuse Inc. - Class A Common Stock | BELFA | 077347201 | $4.2K | 2.36% | 23,434 | SH |
| 8 | Grayscale Bitcoin Trust ETF | GBTC | 389930109 | $3.4K | 1.91% | 64,932 | SH |
| 9 | Berkshire Hathaway Inc. Common Stock | BRK.A | 084670108 | $2.9K | 1.60% | 4 | SH |
| 10 | Landbridge Company - Common Stock | LB | 514952100 | $1.2K | 0.69% | 18,000 | SH |
| 11 | Metropolitan Bank Holding Corp. - Common Stock | MCB | 591774104 | $651 | 0.36% | 7,811 | SH |
| 12 | Grayscale Bitcoin Minitrust ETF | BCHG | 389930108 | $389 | 0.22% | 12,986 | SH |
| 13 | Brookfield Wealth Solutions - Class A stock | BNT | G17434104 | $287 | 0.16% | 6,904 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-03-31 | 2026-05-14 | $179.1K | 13 | 0000904793-26-000003 |
| 2025-12-31 | 2026-02-13 | $164.9K | 13 | 0000904793-26-000002 |
| 2025-09-30 | 2025-11-12 | $170.4K | 13 | 0000904793-25-000011 |