Senator Investment Group LP — 13F Holdings & Portfolio
CIK 1443689 · latest 13F-HR filed 2026-05-13
Senator Investment Group LP manages $2.18B in 13F-reported U.S. long-equity assets across 65 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are UAL (6.04%), AMZN (4.16%), TSM (4.07%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 17 new positions, exited 17, added to 18, and trimmed 21.
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.
$2.18B
Long-equity book
65
Distinct positions
2026-03-31
Filed 2026-05-13
+17 / −17 / ↑18 / ↓21
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- BOEING CO$81.8M +1370.0%
- NVIDIA CORPORATION$49.7M +52.8%
- DANAHER CORP DEL$43.4M +111.8%
- META PLATFORMS INC$27.9M +57.4%
- AMAZON COM INC$27.8M +28.0%
Top Trims
- UNITED AIRLS HLDGS INC-$218.2M -62.4%
- WOODWARD INC-$55.4M -40.6%
- CARVANA CO-$51.6M -47.1%
- APOLLO GLOBAL MGMT INC-$39.9M -51.3%
- TECK RESOURCES LTD-$39.7M -49.9%
New Positions
- VISA INC$77.1M
- BROADCOM INC$58.1M
- CITIGROUP INC$37.4M
- PFIZER INC$35.1M
- HALLIBURTON CO$33.0M
Exited Positions
- CAPITAL ONE FINL CORP$114.3M
- SS&C TECHNOLOGIES HLDGS INC$90.5M
- UNION PAC CORP$63.6M
- GE AEROSPACE$46.2M
- PENNYMAC FINL SVCS INC NEW$37.9M
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 | UNITED AIRLS HLDGS INC | UAL | 910047109 | $131.6M | 6.04% | 1,429,629 | SH |
| 2 | AMAZON COM INC | AMZN | 023135106 | $90.6M | 4.16% | 435,000 | SH |
| 3 | TAIWAN SEMICONDUCTOR MANUFAC | TSM | 874039100 | $88.7M | 4.07% | 262,500 | SH |
| 4 | WARNER BROS DISCOVERY INC | WBD | 934423104 | $83.7M | 3.84% | 3,049,244 | SH |
| 5 | DANAHER CORP DEL | DHR | 235851102 | $82.2M | 3.77% | 433,316 | SH |
| 6 | WOODWARD INC | WWD | 980745103 | $81.1M | 3.72% | 226,538 | SH |
| 7 | NVIDIA CORPORATION | NVDA | 67066G104 | $75.8M | 3.48% | 434,679 | SH |
| 8 | NVIDIA CORPORATION | NVDA | 67066G104 | $68.0M | 3.12% | 390,000 | SH |
| 9 | BOEING CO | BA | 097023105 | $67.9M | 3.12% | 341,000 | SH |
| 10 | VERTIV HOLDINGS CO | VRT | 92537N108 | $65.2M | 2.99% | 260,000 | SH |
| 11 | VISA INC | V | 92826C839 | $63.5M | 2.91% | 210,000 | SH |
| 12 | SHARKNINJA INC | SN | G8068L108 | $58.7M | 2.69% | 554,011 | SH |
| 13 | BROADCOM INC | AVGO | 11135F101 | $58.1M | 2.67% | 187,643 | SH |
| 14 | CARVANA CO | CVNA | 146869102 | $58.1M | 2.67% | 184,574 | SH |
| 15 | PERIMETER SOLUTIONS INC | PRM | 71385M107 | $57.9M | 2.66% | 2,370,000 | SH |
| 16 | MICROSOFT CORP | MSFT | 594918104 | $54.6M | 2.51% | 147,500 | SH |
| 17 | META PLATFORMS INC | META | 30303M102 | $47.8M | 2.20% | 83,574 | SH |
| 18 | MICROSOFT CORP | MSFT | 594918104 | $44.4M | 2.04% | 120,000 | SH |
| 19 | AMER SPORTS INC | AS | G0260P102 | $42.8M | 1.97% | 1,301,000 | SH |
| 20 | TECK RESOURCES LTD | TECK | 878742204 | $39.8M | 1.83% | 768,673 | SH |
| 21 | VIKING HOLDINGS LTD | VIK | G93A5A101 | $38.4M | 1.76% | 523,000 | SH |
| 22 | APOLLO GLOBAL MGMT INC | APO | 03769M106 | $37.9M | 1.74% | 340,000 | SH |
| 23 | CITIGROUP INC | C | 172967424 | $37.4M | 1.72% | 330,000 | SH |
| 24 | AMAZON COM INC | AMZN | 023135106 | $36.5M | 1.67% | 175,000 | SH |
| 25 | NU HLDGS LTD | NU | G6683N103 | $35.2M | 1.62% | 2,450,000 | SH |
| 26 | PFIZER INC | PFE | 717081103 | $35.1M | 1.61% | 1,250,000 | SH |
| 27 | UL SOLUTIONS INC | ULS | 903731107 | $34.3M | 1.57% | 400,000 | SH |
| 28 | BROOKDALE SR LIVING INC | BKD | 112463104 | $33.6M | 1.54% | 2,459,263 | SH |
| 29 | HALLIBURTON CO | HAL | 406216101 | $33.0M | 1.52% | 846,693 | SH |
| 30 | ISHARES TR | EEM | 464287234 | $32.4M | 1.49% | 570,000 | SH |
| 31 | ADVANCED ENERGY INDS | AEIS | 007973100 | $32.3M | 1.48% | 100,000 | SH |
| 32 | L3HARRIS TECHNOLOGIES INC | LHX | 502431109 | $31.1M | 1.43% | 90,000 | SH |
| 33 | VISTRA CORP | VST | 92840M102 | $29.6M | 1.36% | 196,763 | SH |
| 34 | CONOCOPHILLIPS | COP | 20825C104 | $28.9M | 1.33% | 218,962 | SH |
| 35 | META PLATFORMS INC | META | 30303M102 | $28.6M | 1.31% | 50,000 | SH |
| 36 | AMPHENOL CORP | APH | 032095101 | $25.3M | 1.16% | 200,000 | SH |
| 37 | APPLIED MATLS INC | AMAT | 038222105 | $22.2M | 1.02% | 65,000 | SH |
| 38 | ATI INC | ATI | 01741R102 | $21.1M | 0.97% | 145,000 | SH |
| 39 | JAMES HARDIE INDS PLC | JHX | G4253H101 | $21.0M | 0.96% | 1,106,597 | SH |
| 40 | BOEING CO | BA | 097023105 | $19.9M | 0.91% | 100,000 | SH |
| 41 | RIOT PLATFORMS INC | RIOT | 767292105 | $18.5M | 0.85% | 1,500,000 | SH |
| 42 | ROCKET COS INC | RKT | 77311W101 | $17.8M | 0.82% | 1,250,000 | SH |
| 43 | ARCELORMITTAL SA LUXEMBOURG | MT | 03938L203 | $17.7M | 0.81% | 341,258 | SH |
| 44 | HASBRO INC | HAS | 418056107 | $16.4M | 0.75% | 175,000 | SH |
| 45 | VISA INC | V | 92826C839 | $13.6M | 0.62% | 45,000 | SH |
| 46 | SPDR GOLD TR | GLD | 78463V107 | $12.9M | 0.59% | 30,000 | SH |
| 47 | CVS HEALTH CORP | CVS | 126650100 | $12.6M | 0.58% | 175,000 | SH |
| 48 | ECHOSTAR CORP | SATS | 278768106 | $12.0M | 0.55% | 102,500 | SH |
| 49 | WARBY PARKER INC | WRBY | 93403J106 | $10.5M | 0.48% | 500,000 | SH |
| 50 | ROBINHOOD MKTS INC | HOOD | 770700102 | $9.8M | 0.45% | 140,937 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-03-31 | 2026-05-13 | $2.18B | 65 | 0001443689-26-000006 |
| 2025-12-31 | 2026-02-13 | $2.49B | 60 | 0001443689-26-000003 |
| 2025-09-30 | 2025-11-14 | $2.71B | 62 | 0001443689-25-000020 |