Belfer Management LLC — 13F Holdings & Portfolio
CIK 1481957 · latest 13F-HR filed 2026-08-07
Belfer Management LLC manages $6.0M in 13F-reported U.S. long-equity assets across 16 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are CPNG (15.53%), HG (9.56%), WES (7.31%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 2 new positions, exited 1, added to 3, and trimmed 6.
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.
46TH FLOOR
NEW YORK, NY 10153
$6.0M
Long-equity book
16
Distinct positions
2026-06-30
Filed 2026-08-07
+2 / −1 / ↑3 / ↓6
vs 2026-03-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- ALPHABET INC-CL A$63.7K +24.3%
- AVANTOR INC$46.0K +26.3%
- SHERWIN-WILLIAMS CO CMN$20.4K +7.4%
Top Trims
- ENERGY TRANSFER OPERATING LP-$106.8K -20.1%
- COUPANG INC-$81.5K -8.0%
- LOCKHEED MARTIN CORPORATION CMN-$73.7K -15.7%
- SPDR GOLD TRUST ETF-$72.1K -14.4%
- WESTERN MIDSTREAM PARTNERS LP-$56.9K -11.4%
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 | COUPANG INC | CPNG | 22266T109 | $937.0K | 15.53% | 53,943 | SH |
| 2 | HAMILTON INSURANCE GROUP LTD. CMN | HG | G42706104 | $576.4K | 9.56% | 16,984 | SH |
| 3 | WESTERN MIDSTREAM PARTNERS LP | WES | 958669103 | $441.2K | 7.31% | 10,081 | SH |
| 4 | MPLX LP | MPLX | 55336V100 | $441.0K | 7.31% | 7,829 | SH |
| 5 | SPDR GOLD TRUST ETF | GLD | 78463V107 | $428.9K | 7.11% | 1,164 | SH |
| 6 | ENERGY TRANSFER OPERATING LP | ET | 29273V100 | $423.6K | 7.02% | 22,155 | SH |
| 7 | LOCKHEED MARTIN CORPORATION CMN | LMT | 539830109 | $395.6K | 6.56% | 777 | SH |
| 8 | ALPHABET INC-CL A | GOOGL | 02079K305 | $326.2K | 5.41% | 913 | SH |
| 9 | LABCORP HOLDINGS INC. | LH | 504922105 | $325.4K | 5.39% | 1,162 | SH |
| 10 | SHERWIN-WILLIAMS CO CMN | SHW | 824348106 | $294.8K | 4.89% | 856 | SH |
| 11 | POOL CORP CMN | POOL | 73278L105 | $275.7K | 4.57% | 1,283 | SH |
| 12 | HUMANA INC. | HUM | 444859102 | $254.4K | 4.22% | 640 | SH |
| 13 | AIR PRODUCTS & CHEMICALS INC CMN | APD | 009158106 | $242.7K | 4.02% | 828 | SH |
| 14 | DOLLAR TREE STORES, INC. CMN | DLTR | 256746108 | $224.4K | 3.72% | 1,855 | SH |
| 15 | OLD REPUBLIC INTL CORP CMN | ORI | 680223104 | $224.2K | 3.72% | 5,480 | SH |
| 16 | AVANTOR INC | AVTR | 05352A100 | $220.9K | 3.66% | 22,317 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-07 | $6.0M | 16 | 0001140361-26-031775 |
| 2026-03-31 | 2026-05-08 | $6.0M | 15 | 0001140361-26-019974 |
| 2025-12-31 | 2026-02-03 | $5.7M | 14 | 0001140361-26-003464 |