Massar Capital Management, LP — 13F Holdings & Portfolio
CIK 2037238 · latest 13F-HR filed 2026-08-14
Massar Capital Management, LP manages $1.03B in 13F-reported U.S. long-equity assets across 265 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are TLT (19.47%), TLT (19.47%), QQQ (8.28%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 163 new positions, exited 147, added to 8, and trimmed 64.
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.
107 ELM STREET, 4TH FLOOR
STAMFORD, CT 06902
$1.03B
Long-equity book
265
Distinct positions
2026-06-30
Filed 2026-08-14
+163 / −147 / ↑8 / ↓64
vs 2026-03-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- VIAVI SOLUTIONS INC$4.1M +184.5%
- ARCHROCK INC$1.3M +490.7%
- HEXCEL CORP NEW$1.1M +264.9%
- ISHARES INC$912.0K +10.1%
- SERVICENOW INC$602.0K +57.9%
Top Trims
- JD.COM INC-$50.9M -95.8%
- KRANESHARES TRUST-$27.2M -83.2%
- MERCADOLIBRE INC-$23.8M -75.7%
- AMAZON COM INC-$8.4M -86.5%
- PAYPAL HLDGS INC-$6.0M -60.5%
New Positions
- ISHARES TR$9.3M
- ONTO INNOVATION INC$6.2M
- DIGITALOCEAN HLDGS INC$6.1M
- VICOR CORP$6.0M
- SITIME CORP$6.0M
Exited Positions
- INVESCO QQQ TR$43.5M
- ISHARES BITCOIN TRUST ETF$9.6M
- VANECK ETF TRUST$8.1M
- MP MATERIALS CORP$6.8M
- SUMITOMO MITSUI FIN GRP INC$6.3M
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 | ISHARES TR Call | TLT | 464287432 | $200.3M | 19.47% | 2,317,800 | SH |
| 2 | ISHARES TR Put | TLT | 464287432 | $200.3M | 19.47% | 2,317,800 | SH |
| 3 | INVESCO QQQ TR Put | QQQ | 46090E103 | $85.2M | 8.28% | 115,700 | SH |
| 4 | ISHARES TR Put | SOXX | 464287523 | $52.6M | 5.11% | 82,100 | SH |
| 5 | ISHARES INC Put | EWY | 464286772 | $44.3M | 4.30% | 219,300 | SH |
| 6 | VANECK ETF TRUST Put | SMH | 92189F676 | $33.5M | 3.26% | 51,100 | SH |
| 7 | WALMART INC Put | WMT | 931142103 | $23.6M | 2.29% | 208,000 | SH |
| 8 | INVESCO QQQ TR Call | QQQ | 46090E103 | $21.0M | 2.04% | 28,500 | SH |
| 9 | NVIDIA CORPORATION Put | NVDA | 67066G104 | $20.5M | 2.00% | 102,600 | SH |
| 10 | EXXON MOBIL CORP Put | XOM | 30231G102 | $14.5M | 1.41% | 106,400 | SH |
| 11 | JPMORGAN CHASE & CO Put | JPM | 46625H100 | $13.0M | 1.27% | 39,800 | SH |
| 12 | ISHARES INC | EWZ | 464286400 | $9.9M | 0.97% | 287,932 | SH |
| 13 | ISHARES TR | IGV | 464287515 | $9.3M | 0.90% | 102,230 | SH |
| 14 | MERCADOLIBRE INC | MELI | 58733R102 | $7.6M | 0.74% | 4,499 | SH |
| 15 | GOLDMAN SACHS GROUP INC Put | GS | 38141G104 | $7.4M | 0.72% | 7,300 | SH |
| 16 | APPLE INC Put | AAPL | 037833100 | $6.5M | 0.63% | 22,300 | SH |
| 17 | VIAVI SOLUTIONS INC | VIAV | 925550105 | $6.2M | 0.61% | 130,875 | SH |
| 18 | ONTO INNOVATION INC | ONTO | 683344105 | $6.2M | 0.60% | 16,358 | SH |
| 19 | DIGITALOCEAN HLDGS INC | DOCN | 25402D102 | $6.1M | 0.59% | 38,752 | SH |
| 20 | VICOR CORP | VICR | 925815102 | $6.0M | 0.59% | 15,868 | SH |
| 21 | SITIME CORP | SITM | 82982T106 | $6.0M | 0.59% | 8,079 | SH |
| 22 | LATTICE SEMICONDUCTOR CORP | LSCC | 518415104 | $6.0M | 0.58% | 39,049 | SH |
| 23 | MOOG INC | MOG.A | 615394202 | $5.8M | 0.57% | 13,742 | SH |
| 24 | TD SYNNEX CORPORATION | SNX | 87162W100 | $5.8M | 0.56% | 21,565 | SH |
| 25 | INTERNATIONAL BUSINESS MACHS Put | IBM | 459200101 | $5.7M | 0.56% | 20,400 | SH |
| 26 | KRANESHARES TRUST | KWEB | 500767306 | $5.5M | 0.53% | 224,001 | SH |
| 27 | MOLINA HEALTHCARE INC | MOH | 60855R100 | $5.2M | 0.51% | 22,943 | SH |
| 28 | JAZZ PHARMACEUTICALS PLC | JAZZ | G50871105 | $4.5M | 0.44% | 18,695 | SH |
| 29 | UNITED THERAPEUTICS CORP DEL | UTHR | 91307C102 | $4.4M | 0.42% | 8,055 | SH |
| 30 | ALIBABA GROUP HLDG LTD | BABA | 01609W102 | $4.1M | 0.40% | 42,329 | SH |
| 31 | MOSAIC CO | MOS | 61945C103 | $4.0M | 0.38% | 186,504 | SH |
| 32 | PAYPAL HLDGS INC | PYPL | 70450Y103 | $3.9M | 0.38% | 90,780 | SH |
| 33 | PALANTIR TECHNOLOGIES INC Put | PLTR | 69608A108 | $3.6M | 0.35% | 30,800 | SH |
| 34 | ILLUMINA INC | ILMN | 452327109 | $3.4M | 0.33% | 19,073 | SH |
| 35 | HORMEL FOODS CORP | HRL | 440452100 | $3.1M | 0.30% | 123,615 | SH |
| 36 | XPO INC | XPO | 983793100 | $3.0M | 0.29% | 14,389 | SH |
| 37 | RENATUS TACTICAL ACQUIS | RTAC | G7490F101 | $2.9M | 0.28% | 275,913 | SH |
| 38 | SPHERE ENTERTAINMENT CO | SPHR | 55826T102 | $2.9M | 0.28% | 16,474 | SH |
| 39 | UNIQURE NV | QURE | N90064101 | $2.8M | 0.27% | 61,314 | SH |
| 40 | TIMKEN CO | TKR | 887389104 | $2.8M | 0.27% | 19,009 | SH |
| 41 | SELECT SECTOR SPDR TR Call | XLF | 81369Y605 | $2.7M | 0.27% | 51,100 | SH |
| 42 | KULICKE & SOFFA INDS INC | KLIC | 501242101 | $2.7M | 0.26% | 20,155 | SH |
| 43 | DOW HLDGS INC | DOW | 260557103 | $2.6M | 0.25% | 95,414 | SH |
| 44 | VICTORIAS SECRET AND CO | VSXY | 926400102 | $2.6M | 0.25% | 30,877 | SH |
| 45 | COCA COLA CONS INC | COKE | 191098102 | $2.6M | 0.25% | 13,405 | SH |
| 46 | ULTRA CLEAN HLDGS INC | UCTT | 90385V107 | $2.5M | 0.24% | 17,298 | SH |
| 47 | KODIAK GAS SVCS INC | KGS | 50012A108 | $2.5M | 0.24% | 32,733 | SH |
| 48 | BROADCOM INC | AVGO | 11135F101 | $2.4M | 0.23% | 6,291 | SH |
| 49 | CYTOKINETICS INC | CYTK | 23282W605 | $2.4M | 0.23% | 27,698 | SH |
| 50 | AMERICAN WTR WKS CO INC NEW | AWK | 030420103 | $2.3M | 0.22% | 17,388 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-14 | $1.03B | 265 | 0002037238-26-000006 |
| 2026-03-31 | 2026-05-15 | $934.2M | 246 | 0002037238-26-000004 |
| 2025-12-31 | 2026-02-17 | $931.8M | 317 | 0002037238-26-000001 |
| 2025-09-30 | 2025-11-14 | $760.1M | 174 | 0002037238-25-000006 |