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 Q4 2022 Q3 · filed 14 Feb · long equity

SPY - Spdr S&P 500 ETF Tr 20.16% Add +432.7% 586,000 $382.43 $224M +476,000 +$185M
HUM - Humana 6.91% Reduce −25.0% 150,000 $512.19 $77M −50,000 −$20M
DHR - Danaher 5.97% Add +100.0% 250,000 $265.42 $66M +125,000 +$34M
SPGI - S&P Global 5.72% Add +40.7% 190,000 $334.94 $64M +55,000 +$22M
FERG - Ferguson 5.14% New 450,000 $126.97 $57M +450,000 +$57M
APO - Apollo Global Mgmt 4.88% Reduce −15.0% 850,000 $63.79 $54M −150,000 +$8M
ILMN - Illumina 3.64% Reduce −20.0% 200,000 $202.20 $40M −50,000 −$7M
META - Meta Platforms · CL A 3.25% New 300,000 $120.34 $36M +300,000 +$36M
CSX - CSX Corp 3.07% Reduce −15.4% 1,100,000 $30.98 $34M −200,000 −$554K
NEE - Nextera Energy 2.63% New 350,000 $83.60 $29M +350,000 +$29M
Sunnova Energy Intl 2.51% Add +210.0% 1,550,000 $18.01 $28M +1,050,000 +$17M
NVO - Novo-Nordisk A S 2.43% New 200,000 $135.34 $27M +200,000 +$27M
VYX - NCR 2.11% New 1,000,000 $23.41 $23M +1,000,000 +$23M
PRVA - Privia Health Group 2.04% Add +66.7% 1,000,000 $22.71 $23M +400,000 +$2M
ISRG - Intuitive Surgical 1.79% Add +50.0% 75,000 $265.35 $20M +25,000 +$11M
ALB - Albemarle 1.76% Hold 90,000 $216.86 $20M
BYD - Boyd Gaming 1.72% Reduce −46.2% 350,000 $54.53 $19M −300,000 −$12M
PGR - Progressive 1.69% New 145,000 $129.71 $19M +145,000 +$19M
Engagesmart 1.58% Add +150.0% 1,000,000 $17.60 $18M +600,000 +$9M
Sarepta Therapeutics 1.46% New 125,000 $129.58 $16M +125,000 +$16M
Perimeter Solutions SA 1.40% Reduce −47.7% 1,700,000 $9.14 $16M −1,550,000 −$10M
BMRN - Biomarin Pharmaceutical 1.40% Reduce −76.9% 150,000 $103.49 $16M −500,000 −$40M
ARGX - Argenx Se 1.36% New 40,000 $378.83 $15M +40,000 +$15M
ALKT - Alkami Technology 1.31% Add +26.2% 1,000,000 $14.59 $15M +207,576 +$3M
New Relic 1.27% Add +66.7% 250,000 $56.45 $14M +100,000 +$6M
FOUR - Shift4 Pmts · CL A 1.26% New 250,000 $55.93 $14M +250,000 +$14M
BIIB - Biogen 1.25% New 50,000 $276.92 $14M +50,000 +$14M
LUCK - Bowlero · CL A 1.21% Reduce −50.0% 1,000,000 $13.48 $13M −1,000,000 −$11M
Prometheus Biosciences 0.99% New 100,000 $110.00 $11M +100,000 +$11M
MIR - Mirion Technologies · CL A 0.98% Reduce −26.7% 1,650,000 $6.61 $11M −600,000 −$6M
CRC - California Res 0.78% New 200,000 $43.51 $9M +200,000 +$9M
PACB 0.74% New 1,000,000 $8.18 $8M +1,000,000 +$8M
ADPT 0.69% Hold 1,000,000 $7.64 $8M
Iheartmedia · CL A 0.28% Reduce −16.7% 500,000 $6.13 $3M −100,000 −$1M

Exits / last held

not current holdings · last reported size, unchanged · gone vs 2022 Q3

Stock % of portfolio Recent activity Shares Reported price* Value Share change $ change
ALL - Allstate 5.26% Exit 0 $124.53 $58M −465,000 −$58M
AMZN - Amazon 4.62% Exit 0 $113.00 $51M −450,000 −$51M
PYPL - Paypal 4.46% Exit 0 $86.07 $49M −570,000 −$49M
RSG - Republic Svcs 4.02% Exit 0 $136.04 $44M −325,000 −$44M
MSFT - Microsoft 3.18% Exit 0 $232.90 $35M −150,000 −$35M
EQT - EQT Corp 3.15% Exit 0 $40.75 $35M −850,000 −$35M
APTV - Aptiv 2.13% Exit 0 $78.21 $23M −300,000 −$23M
TTWO - Take Two 1.98% Exit 0 $109.00 $22M −200,000 −$22M
Nuvei 1.97% Exit 0 $27.05 $22M −800,000 −$22M
ALNY - Alnylam Pharmaceuticals 1.82% Exit 0 $200.16 $20M −100,000 −$20M
Southwestern Energy 1.39% Exit 0 $6.12 $15M −2,500,000 −$15M
BTRS 1.26% Exit 0 $9.26 $14M −1,500,000 −$14M
GNRC - Generac 1.21% Exit 0 $178.13 $13M −75,000 −$13M
Altimeter Growth 2 · CL A 1.13% Exit 0 $9.91 $12M −1,250,000 −$12M
BKD - Brookdale Sr Living 0.78% Exit 0 $4.27 $9M −2,000,000 −$9M
NCNO - Ncino 0.73% Exit 0 $34.11 $8M −235,000 −$8M
CVE - Cenovus Energy 0.70% Exit 0 $15.37 $8M −500,000 −$8M
CF - Cf Inds 0.66% Exit 0 $96.25 $7M −75,000 −$7M
AA - Alcoa 0.61% Exit 0 $33.66 $7M −200,000 −$7M
DBRG - Digitalbridge Group · CL A 0.57% Exit 0 $12.51 $6M −500,000 −$6M

* 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 Q3. 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