Follow-The-Filings

Featured 13F manager

Senator Investment Group LP

New York, NY 20 processed 13Fs on this site · 2021 Q3–2026 Q2

  • $2.7B
  • 56 Positions
  • 2026 Q2
  • +25.8% QoQ
  • Top 5 25.5%

Portfolio

2026 Q2 · filed 8/12/2026 · 56 long · top 12 shown

top 5 25.5% · top 10 39.5%

AUM over time

2026 Q2 $2.7B +25.8% QoQ
2021 Q3 · $5.8B 2021 Q3 · $5.8B
Q3 2021
2021 Q4 · $5.2B · −11.5% QoQ 2021 Q4 · $5.2B · −11.5% QoQ
Q4
2022 Q1 · $3.2B · −37.7% QoQ 2022 Q1 · $3.2B · −37.7% QoQ
Q1 2022
2022 Q2 · $1.4B · −56.7% QoQ 2022 Q2 · $1.4B · −56.7% QoQ
Q2
2022 Q3 · $1.1B · −21.3% QoQ 2022 Q3 · $1.1B · −21.3% QoQ
Q3
2022 Q4 · $1.1B · +1.1% QoQ 2022 Q4 · $1.1B · +1.1% QoQ
Q4
2023 Q1 · $1.8B · +64.7% QoQ 2023 Q1 · $1.8B · +64.7% QoQ
Q1 2023
2023 Q2 · $2.2B · +21.1% QoQ 2023 Q2 · $2.2B · +21.1% QoQ
Q2
2023 Q3 · $1.8B · −19.7% QoQ 2023 Q3 · $1.8B · −19.7% QoQ
Q3
2023 Q4 · $2.3B · +31.0% QoQ 2023 Q4 · $2.3B · +31.0% QoQ
Q4
2024 Q1 · $2.2B · −5.8% QoQ 2024 Q1 · $2.2B · −5.8% QoQ
Q1 2024
2024 Q2 · $2.1B · −6.7% QoQ 2024 Q2 · $2.1B · −6.7% QoQ
Q2
2024 Q3 · $2.1B · +2.7% QoQ 2024 Q3 · $2.1B · +2.7% QoQ
Q3
2024 Q4 · $3.4B · +61.8% QoQ 2024 Q4 · $3.4B · +61.8% QoQ
Q4
2025 Q1 · $1.9B · −44.7% QoQ 2025 Q1 · $1.9B · −44.7% QoQ
Q1 2025
2025 Q2 · $2.6B · +37.5% QoQ 2025 Q2 · $2.6B · +37.5% QoQ
Q2
2025 Q3 · $2.7B · +4.5% QoQ 2025 Q3 · $2.7B · +4.5% QoQ
Q3
2025 Q4 · $2.5B · −7.9% QoQ 2025 Q4 · $2.5B · −7.9% QoQ
Q4
2026 Q1 · $2.2B · −12.7% QoQ 2026 Q1 · $2.2B · −12.7% QoQ
Q1 2026
2026 Q2 · $2.7B · +25.8% QoQ 2026 Q2 · $2.7B · +25.8% QoQ
Q2 2026

Book

2022 Q3 2022 Q2 · filed 10 Nov · long equity

HUM - Humana 8.82% Reduce −11.1% 200,000 $485.19 $97M −25,000 −$8M
ALL - Allstate 5.26% New 465,000 $124.53 $58M +465,000 +$58M
BMRN - Biomarin Pharmaceutical 5.01% Reduce −23.5% 650,000 $84.77 $55M −200,000 −$15M
AMZN - Amazon 4.62% New 450,000 $113.00 $51M +450,000 +$51M
PYPL - Paypal 4.46% New 570,000 $86.07 $49M +570,000 +$49M
ILMN - Illumina 4.34% New 250,000 $190.79 $48M +250,000 +$48M
APO - Apollo Global Mgmt 4.23% Reduce −28.6% 1,000,000 $46.50 $46M −400,000 −$21M
RSG - Republic Svcs 4.02% Reduce −35.0% 325,000 $136.04 $44M −175,000 −$21M
SPGI - S&P Global 3.75% Reduce −22.9% 135,000 $305.35 $41M −40,000 −$18M
SPY - Spdr S&P 500 ETF Tr 3.57% Add +1000.0% 110,000 $357.18 $39M +100,000 +$36M
MSFT - Microsoft 3.18% New 150,000 $232.90 $35M +150,000 +$35M
EQT - EQT Corp 3.15% New 850,000 $40.75 $35M +850,000 +$35M
CSX - CSX Corp 3.15% Reduce −13.3% 1,300,000 $26.64 $35M −200,000 −$9M
DHR - Danaher 2.93% Reduce −58.3% 125,000 $258.29 $32M −175,000 −$44M
BYD - Boyd Gaming 2.82% Reduce −35.0% 650,000 $47.65 $31M −350,000 −$19M
Perimeter Solutions SA 2.37% Reduce −42.3% 3,250,000 $8.01 $26M −2,380,000 −$35M
LUCK - Bowlero · CL A 2.24% Reduce −5.4% 2,000,000 $12.31 $25M −115,000 +$2M
ALB - Albemarle 2.16% New 90,000 $264.44 $24M +90,000 +$24M
APTV - Aptiv 2.13% Reduce −25.0% 300,000 $78.21 $23M −100,000 −$12M
TTWO - Take Two 1.98% Reduce −18.4% 200,000 $109.00 $22M −45,000 −$8M
Nuvei 1.97% Hold 800,000 $27.05 $22M
PRVA - Privia Health Group 1.86% Reduce −60.0% 600,000 $34.06 $20M −900,000 −$23M
ALNY - Alnylam Pharmaceuticals 1.82% New 100,000 $200.16 $20M +100,000 +$20M
MIR - Mirion Technologies · CL A 1.53% Reduce −24.4% 2,250,000 $7.47 $17M −725,000 −$328K
Southwestern Energy 1.39% New 2,500,000 $6.12 $15M +2,500,000 +$15M
BTRS 1.26% Reduce −50.0% 1,500,000 $9.26 $14M −1,500,000 −$1M
GNRC - Generac 1.21% Add +50.0% 75,000 $178.13 $13M +25,000 +$3M
Altimeter Growth 2 · CL A 1.13% Hold 1,250,000 $9.91 $12M
ALKT - Alkami Technology 1.08% Add +107.4% 792,424 $15.05 $12M +410,424 +$7M
Sunnova Energy Intl 1.00% New 500,000 $22.08 $11M +500,000 +$11M
ISRG - Intuitive Surgical 0.85% New 50,000 $187.44 $9M +50,000 +$9M
New Relic 0.78% Reduce −40.0% 150,000 $57.38 $9M −100,000 −$4M
BKD - Brookdale Sr Living 0.78% Hold 2,000,000 $4.27 $9M
Engagesmart 0.75% Add +77.8% 400,000 $20.69 $8M +175,000 +$5M
NCNO - Ncino 0.73% Add +46.9% 235,000 $34.11 $8M +75,000 +$3M
CVE - Cenovus Energy 0.70% Reduce −86.4% 500,000 $15.37 $8M −3,190,000 −$62M
CF - Cf Inds 0.66% New 75,000 $96.25 $7M +75,000 +$7M
ADPT 0.65% Hold 1,000,000 $7.12 $7M
AA - Alcoa 0.61% New 200,000 $33.66 $7M +200,000 +$7M
DBRG - Digitalbridge Group · CL A 0.57% New 500,000 $12.51 $6M +500,000 +$6M
Iheartmedia · CL A 0.40% Reduce −52.0% 600,000 $7.33 $4M −650,000 −$5M

Exits / last held

not current holdings · last reported size, unchanged · gone vs 2022 Q2

Stock % of portfolio Recent activity Shares Reported price* Value Share change $ change
SHEL - Shell 5.03% Exit 0 $52.29 $70M −1,345,000 −$70M
WELL - Welltower 4.13% Exit 0 $82.35 $58M −700,000 −$58M
Seagen 3.80% Exit 0 $176.94 $53M −300,000 −$53M
PTEN - Patterson-Uti Energy 2.59% Exit 0 $15.76 $36M −2,300,000 −$36M
Canadian Pac Ry 2.50% Exit 0 $69.84 $35M −500,000 −$35M
FOUR - Shift4 Pmts · CL A 2.37% Exit 0 $33.06 $33M −1,000,000 −$33M
Ginkgo Bioworks · CL A 1.64% Exit 0 $2.06 $23M −11,135,257 −$23M
SNY - Sanofi 1.36% Exit 0 $50.03 $19M −380,000 −$19M
ARGX - Argenx Se 1.36% Exit 0 $378.88 $19M −50,000 −$19M
Digitalbridge Group · CL A 0.93% Exit 0 $4.88 $13M −2,670,848 −$13M
Holding · CL A 0.71% Exit 0 $9.93 $10M −1,000,000 −$10M
VRT - Vertiv · CL A 0.71% Exit 0 $8.22 $10M −1,200,000 −$10M
Q2 0.63% Exit 0 $38.57 $9M −230,000 −$9M
Holding · CL A 0.53% Exit 0 $9.93 $7M −750,000 −$7M
Ushg Acquisition 0.53% Exit 0 $9.92 $7M −750,000 −$7M
Msd Acquisition 0.53% Exit 0 $9.87 $7M −750,000 −$7M
CVNA - Carvana · CL A 0.36% Exit 0 $22.58 $5M −225,000 −$5M
Liberty Media Acquisition 0.36% Exit 0 $9.92 $5M −500,000 −$5M
Paysafe 0.25% Exit 0 $1.95 $4M −1,825,000 −$4M
PAYA · CL A 0.19% Exit 0 $6.57 $3M −400,000 −$3M
Sonder · CLASS A 0.02% Exit 0 $1.04 $312K −300,000 −$312K

* Reported price is value ÷ shares from the 13F as of period end — not a live market quote. Weight % is each long-equity position ÷ full 13F AUM, so rows may not sum to 100% when the filing includes options or other non-equity (excluded from this table). Share change and $ change are vs 2022 Q2. Click column headers to sort · click New / Add / Reduce to promote that move type to the top. Exit opens the last-held block below. Among managers we track.

Filings history

20 periods · normalized AUM · open a period for holdings

Period Holdings AUM QoQ Form Filed Filing ID
2026 Q2 61 $2.7B +25.8% 13F-HR 8/12/2026 000144368926000009
2026 Q1 65 $2.2B −12.7% 13F-HR 5/13/2026 000144368926000006
2025 Q4 60 $2.5B −7.9% 13F-HR 2/13/2026 000144368926000003
2025 Q3 62 $2.7B +4.5% 13F-HR 11/14/2025 000144368925000020
2025 Q2 55 $2.6B +37.5% 13F-HR 8/13/2025 000144368925000014
2025 Q1 51 $1.9B −44.7% 13F-HR 5/14/2025 000144368925000009
2024 Q4 69 $3.4B +61.8% 13F-HR 2/13/2025 000144368925000003
2024 Q3 63 $2.1B +2.7% 13F-HR 11/13/2024 000144368924000016
2024 Q2 71 $2.1B −6.7% 13F-HR 8/20/2024 000144368924000012
2024 Q1 69 $2.2B −5.8% 13F-HR 5/14/2024 000144368924000005
2023 Q4 70 $2.3B +31.0% 13F-HR 2/14/2024 000144368924000003
2023 Q3 54 $1.8B −19.7% 13F-HR 11/14/2023 000144368923000013
2023 Q2 53 $2.2B +21.1% 13F-HR 8/11/2023 000144368923000011
2023 Q1 45 $1.8B +64.7% 13F-HR 5/12/2023 000144368923000008
2022 Q4 42 $1.1B +1.1% 13F-HR 2/14/2023 000144368923000005
2022 Q3 49 $1.1B −21.3% 13F-HR 11/10/2022 000144368922000012
2022 Q2 55 $1.4B −56.7% 13F-HR 8/15/2022 000144368922000010
2022 Q1 75 $3.2B −37.7% 13F-HR 5/13/2022 000144368922000007
2021 Q4 94 $5.2B −11.5% 13F-HR 2/11/2022 000144368922000004
2021 Q3 127 $5.8B 13F-HR 11/12/2021 000144368921000013

About

Senator Investment Group LP

20 processed 13Fs on this site · 2021 Q3–2026 Q2

SEC filing name
Senator Investment Group LP
Location
New York, NY
All SEC filings
View on sec.gov