Aigen Investment Management, LP
In its 13F for Q2 2025 (holdings as of June 30, 2025, filed August 12, 2025), Aigen Investment Management, LP reported 750 stock positions worth $729.6 million. Its top holding was Amphenol Class A (APH) at 1.3% of the portfolio, followed by Boston Scientific (BSX, 1.0%) and Honeywell International (HON, 0.9%). Compared with Q1 2025, it opened 399 new positions, sold out of 376, added to 185 and reduced 164. The biggest buy was a new position in Amphenol Class A (APH) and the biggest sale an exit from Aon Class A (AON).
- Most Recent 13F
- Q2 2026
- Location
- NEW YORK, NY
- CIK
- 0001741224
- Portfolio Value
- $729.6M (Q2 2025)
- SEC Filing
- 0001420506-25-001832 ↗ filed Aug 12, 2025
Holdings Value
Holdings 750 stocks · $729.6M
| APH Amphenol Corp. Class A | 1.26% | 93,074 | $9.2M | New |
| BSX Boston Scientific Corp. | 1.01% | 68,321 | $7.3M | Add +5.4% |
| HON Honeywell International Inc. | 0.89% | 27,923 | $6.5M | Add +77.4% |
| UNP Union Pacific Corp. | 0.87% | 27,739 | $6.4M | New |
| ABBV Abbvie Inc. | 0.82% | 32,333 | $6.0M | Add +1110.5% |
| INTU Intuit Inc. | 0.82% | 7,616 | $6.0M | Add +83.9% |
| MCD McDonald's Corp. | 0.79% | 19,635 | $5.7M | New |
| SCHW Schwab (charles) Corp. | 0.76% | 60,864 | $5.6M | Add +93.9% |
| FISV Fiserv Inc. | 0.76% | 32,159 | $5.5M | New |
| ORCL Oracle Corp. | 0.76% | 25,269 | $5.5M | New |
| MOS The Mosaic Co. | 0.74% | 147,351 | $5.4M | Add +26.7% |
| PG The Procter & Gamble Co. | 0.71% | 32,362 | $5.2M | Add +404.9% |
| CPB The Campbell's Company | 0.69% | 165,026 | $5.1M | Add +258.9% |
| DHR Danaher Corp. | 0.69% | 25,409 | $5.0M | Add +40.2% |
| MA Mastercard Inc. Class A | 0.68% | 8,795 | $4.9M | Add +3.8% |
| ABNB Airbnb Inc. Class A | 0.64% | 35,394 | $4.7M | New |
| OTIS Otis Worldwide Corp. | 0.63% | 46,150 | $4.6M | New |
| GE General Electric filed as GE AEROSPACE | 0.62% | 17,591 | $4.5M | New |
| META Meta Platforms Inc. Class A | 0.61% | 6,052 | $4.5M | New |
| REGN Regeneron Pharmaceuticals | 0.61% | 8,466 | $4.4M | Add +218.4% |
| TMO Thermo Fisher Scientific Inc. | 0.61% | 10,915 | $4.4M | Add +146.0% |
| PNW Pinnacle West Capital | 0.57% | 46,806 | $4.2M | Add +116.6% |
| ALLY Ally Financial Inc. | 0.56% | 104,211 | $4.1M | New |
| WMT Walmart Inc. | 0.52% | 39,109 | $3.8M | Add +245.4% |
| AME Ametek Inc. | 0.52% | 21,040 | $3.8M | Add +306.5% |
| JPM JPMorgan Chase & Co. | 0.51% | 12,854 | $3.7M | Add +46.9% |
| TJX TJX Companies Inc. filed as TJX COS INC NEW | 0.50% | 29,399 | $3.6M | New |
| HD Home Depot Inc. | 0.49% | 9,829 | $3.6M | Reduce -11.9% |
| PGR Progressive Corp. | 0.48% | 13,049 | $3.5M | New |
| BMRN Biomarin Pharmaceutical Inc. | 0.47% | 62,549 | $3.4M | New |
| WM Waste Management Inc. | 0.47% | 14,905 | $3.4M | Reduce -3.7% |
| C Citigroup Inc. | 0.45% | 38,856 | $3.3M | Add +80.3% |
| CCJ Cameco Corp. | 0.45% | 39,716 | $3.3M | Add +50.3% |
| NRG NRG Energy Inc. | 0.44% | 19,811 | $3.2M | New |
| MGM MGM Resorts International | 0.43% | 92,154 | $3.2M | New |
| EXE Expand Energy Corp. | 0.43% | 27,064 | $3.2M | Add +29.3% |
| NU Nu Holdings Ltd./Cayman Isl-A filed as NU HLDGS LTD | 0.43% | 228,857 | $3.1M | New |
| OKE Oneok Inc. | 0.43% | 38,429 | $3.1M | Add +564.9% |
| SNOW Snowflake Inc. | 0.43% | 13,919 | $3.1M | Add +278.1% |
| CHX Championx Corp. | 0.43% | 125,020 | $3.1M | New |
| SIRI Sirius XM Holdings Inc. | 0.42% | 133,934 | $3.1M | New |
| EQT Eqt Corp. | 0.42% | 52,615 | $3.1M | Reduce -51.6% |
| DASH DoorDash Inc. Class A | 0.41% | 12,028 | $3.0M | Add +217.4% |
| CRH CRH PLC | 0.41% | 32,216 | $3.0M | Add +771.9% |
| PLNT Planet Fitness Inc. Class A | 0.40% | 27,027 | $2.9M | Add +883.9% |
| CCI Crown Castle Inc. | 0.40% | 28,545 | $2.9M | New |
| W Wayfair Inc. Class A | 0.40% | 57,031 | $2.9M | New |
| CMS CMS Energy Corp. | 0.40% | 41,813 | $2.9M | New |
| HAS Hasbro Inc. | 0.39% | 38,318 | $2.8M | New |
| NDAQ Nasdaq Inc. | 0.38% | 31,051 | $2.8M | Add +114.7% |
| BROS Dutch Bros Inc. Class A | 0.38% | 40,259 | $2.8M | Reduce -9.8% |
| BX Blackstone Inc. | 0.37% | 17,840 | $2.7M | Add +13.3% |
| CSCO Cisco Systems Inc. | 0.37% | 38,399 | $2.7M | Add +13.4% |
| GD General Dynamics Corp. | 0.36% | 9,069 | $2.6M | Add +347.9% |
| TRGP Targa Resources Corp. | 0.36% | 15,056 | $2.6M | Add +136.9% |
| PNC PNC Financial Services Group | 0.35% | 13,894 | $2.6M | Reduce -53.0% |
| PRMB Primo Brands Corp. | 0.35% | 86,726 | $2.6M | New |
| AXTA Axalta Coating Systems Ltd. | 0.35% | 86,344 | $2.6M | New |
| CAH Cardinal Health Inc. | 0.35% | 15,176 | $2.5M | Reduce -44.5% |
| ZS Zscaler Inc. | 0.35% | 8,061 | $2.5M | New |
| BRK.B Berkshire Hathaway Inc. Class B | 0.35% | 5,205 | $2.5M | New |
| CAVA Cava Group Inc. | 0.34% | 29,514 | $2.5M | New |
| TPL Texas Pacific Land Corp. | 0.33% | 2,289 | $2.4M | New |
| ONON On Holding AG Class A filed as ON HLDG AG | 0.33% | 46,166 | $2.4M | Reduce -20.8% |
| ERIC Ericsson (lm) Tel-SP ADR filed as TELEFONAKTIEBOLAGET LM ERICS | 0.32% | 279,434 | $2.4M | New |
| RBLX Roblox Corp. Class A | 0.32% | 22,435 | $2.4M | Reduce -50.6% |
| CI The Cigna Group | 0.32% | 7,110 | $2.4M | Add +792.1% |
| COR Cencora Inc. | 0.31% | 7,591 | $2.3M | Reduce -24.2% |
| RH RH | 0.31% | 11,972 | $2.3M | New |
| V Visa Inc. Class A | 0.31% | 6,318 | $2.2M | Add +533.1% |
| ZTS Zoetis Inc. | 0.31% | 14,358 | $2.2M | Add +138.1% |
| ADSK Autodesk Inc. | 0.31% | 7,226 | $2.2M | Reduce -25.4% |
| MSFT Microsoft Corp. | 0.31% | 4,495 | $2.2M | Reduce -11.8% |
| PARAA Paramount Global Class B | 0.30% | 171,176 | $2.2M | New |
| SE Sea Ltd.-ADR | 0.30% | 13,742 | $2.2M | Add +339.0% |
| WYNN WYNN Resorts Ltd. | 0.30% | 23,405 | $2.2M | New |
| KO The Coca-Cola Co. | 0.30% | 30,858 | $2.2M | Reduce -59.9% |
| BRO Brown & Brown Inc. | 0.30% | 19,592 | $2.2M | New |
| BDX Becton Dickinson and Co. | 0.30% | 12,559 | $2.2M | New |
| HES Hess Corp. | 0.29% | 15,526 | $2.2M | New |
| ADI Analog Devices Inc. | 0.29% | 9,006 | $2.1M | New |
| AM Antero Midstream Corp. | 0.29% | 112,893 | $2.1M | New |
| HUBS HubSpot Inc. | 0.29% | 3,796 | $2.1M | Add +130.2% |
| TEAM Atlassian Corp. Class A | 0.29% | 10,366 | $2.1M | Add +33.0% |
| KBH KB Home | 0.29% | 39,405 | $2.1M | New |
| RACE Ferrari NV | 0.29% | 4,240 | $2.1M | New |
| IPG Interpublic Group of Cos Inc. | 0.28% | 84,875 | $2.1M | Add +206.0% |
| STX Seagate Technology Holdings | 0.28% | 14,320 | $2.1M | New |
| CE Celanese Corp. | 0.28% | 37,096 | $2.1M | Add +28.5% |
| FDX FedEx Corp. | 0.28% | 9,004 | $2.0M | New |
| BF.B Brown-Forman Corp. Class B | 0.28% | 75,970 | $2.0M | Add +214.3% |
| EBAY eBay Inc. | 0.28% | 27,361 | $2.0M | New |
| STLA Stellantis NV | 0.28% | 201,494 | $2.0M | Add +109.2% |
| ETR Entergy Corp. | 0.28% | 24,299 | $2.0M | Reduce -39.5% |
| ENTG Entegris Inc. | 0.27% | 24,863 | $2.0M | New |
| RSG Republic Services Inc. | 0.27% | 8,120 | $2.0M | New |
| TSLA Tesla Inc. | 0.27% | 6,301 | $2.0M | New |
| MNST Monster Beverage Corp. | 0.27% | 31,874 | $2.0M | Add +379.7% |
| DINO HF Sinclair Corp. | 0.27% | 48,596 | $2.0M | Add +80.6% |
| NXPI NXP Semiconductors NV | 0.27% | 9,108 | $2.0M | Add +104.8% |
Portfolio Sells Q1 2025 → Q2 2025
| AON Aon PLC Class A | Sold out | 0.00% | −0.97 |
| USB US Bancorp | Reduce -81.0% | 0.20% | −0.96 |
| AMAT Applied Materials Inc. | Sold out | 0.00% | −0.78 |
| OXY Occidental Petroleum Corp. | Sold out | 0.00% | −0.70 |
| UNH Unitedhealth Group Inc. | Reduce -69.8% | 0.11% | −0.59 |
| CSX CSX Corp. | Sold out | 0.00% | −0.59 |
| COST Costco Wholesale Corp. | Sold out | 0.00% | −0.58 |
| KO The Coca-Cola Co. | Reduce -59.9% | 0.30% | −0.58 |
| ADP Automatic Data Processing | Sold out | 0.00% | −0.57 |
| KNX Knight-Swift Transportation | Reduce -92.3% | 0.04% | −0.55 |
| ECL Ecolab Inc. | Sold out | 0.00% | −0.54 |
| CNC Centene Corp. | Reduce -75.0% | 0.13% | −0.54 |
| DIS The Walt Disney Co. | Reduce -74.0% | 0.21% | −0.53 |
| LRCX Lam Research Corp. | Sold out | 0.00% | −0.53 |
| WING Wingstop Inc. | Sold out | 0.00% | −0.51 |
| EQT Eqt Corp. | Reduce -51.6% | 0.42% | −0.51 |
| HAL Halliburton Co. | Reduce -62.1% | 0.17% | −0.49 |
| ICE Intercontinental Exchange Inc. | Sold out | 0.00% | −0.48 |
| SYY Sysco Corp. | Sold out | 0.00% | −0.48 |
| PNC PNC Financial Services Group | Reduce -53.0% | 0.35% | −0.47 |
| TGT Target Corp. | Sold out | 0.00% | −0.47 |
| MRVL Marvell Technology Inc. | Sold out | 0.00% | −0.46 |
| CP Canadian Pacific Kansas City | Sold out | 0.00% | −0.45 |
| TSM Taiwan Semiconductor-SP ADR | Reduce -91.6% | 0.05% | −0.45 |
| INFY Infosys Ltd.-SP ADR | Reduce -84.0% | 0.07% | −0.45 |
| CCL Carnival Corp. | Sold out | 0.00% | −0.44 |
| PEP Pepsico Inc. | Sold out | 0.00% | −0.44 |
| FNF Fidelity National Financial | Sold out | 0.00% | −0.42 |
| PEG Public Service Enterprise GP | Sold out | 0.00% | −0.41 |
| NEE Nextera Energy Inc. | Sold out | 0.00% | −0.40 |
| MS Morgan Stanley | Reduce -86.5% | 0.06% | −0.39 |
| TFC Truist Financial Corp. | Sold out | 0.00% | −0.39 |
| NVO Novo-Nordisk A/S-Spons ADR | Sold out | 0.00% | −0.38 |
| OC Owens Corning | Reduce -62.4% | 0.17% | −0.37 |
| GEHC GE Healthcare Technology | Sold out | 0.00% | −0.37 |
| LIN Linde PLC | Reduce -68.1% | 0.14% | −0.37 |
| CRM Salesforce Inc. | Reduce -51.0% | 0.27% | −0.36 |
| ROST Ross Stores Inc. | Reduce -50.9% | 0.26% | −0.36 |
| CAT Caterpillar Inc. | Sold out | 0.00% | −0.35 |
| H Hyatt Hotels Corp. Class A | Sold out | 0.00% | −0.35 |
| ANF Abercrombie & Fitch Co. Class A | Sold out | 0.00% | −0.35 |
| LEN Lennar Corp. Class A | Sold out | 0.00% | −0.35 |
| AMZN Amazon.com Inc. | Sold out | 0.00% | −0.35 |
| AA Alcoa Corp. | Sold out | 0.00% | −0.35 |
| HOLX Hologic Inc. | Sold out | 0.00% | −0.34 |
| KMX Carmax Inc. | Reduce -82.0% | 0.05% | −0.32 |
| IRM Iron Mountain Inc. | Sold out | 0.00% | −0.32 |
| BIIB Biogen Inc. | Sold out | 0.00% | −0.31 |
| GOOGL Alphabet Inc. Class A | Sold out | 0.00% | −0.30 |
| SPGI S&P Global Inc. | Reduce -69.0% | 0.11% | −0.30 |
Portfolio Buys Q1 2025 → Q2 2025
| APH Amphenol Corp. Class A | New | 1.26% | +1.26 |
| UNP Union Pacific Corp. | New | 0.87% | +0.87 |
| MCD McDonald's Corp. | New | 0.79% | +0.79 |
| FISV Fiserv Inc. | New | 0.76% | +0.76 |
| ORCL Oracle Corp. | New | 0.76% | +0.76 |
| ABBV Abbvie Inc. | Add +1110.5% | 0.82% | +0.73 |
| ABNB Airbnb Inc. Class A | New | 0.64% | +0.64 |
| OTIS Otis Worldwide Corp. | New | 0.63% | +0.63 |
| GE General Electric | New | 0.62% | +0.62 |
| META Meta Platforms Inc. Class A | New | 0.61% | +0.61 |
| ALLY Ally Financial Inc. | New | 0.56% | +0.56 |
| PG The Procter & Gamble Co. | Add +404.9% | 0.71% | +0.53 |
| TJX TJX Companies Inc. | New | 0.50% | +0.50 |
| PGR Progressive Corp. | New | 0.48% | +0.48 |
| BMRN Biomarin Pharmaceutical Inc. | New | 0.47% | +0.47 |
| NRG NRG Energy Inc. | New | 0.44% | +0.44 |
| MGM MGM Resorts International | New | 0.43% | +0.43 |
| NU Nu Holdings Ltd./Cayman Isl-A | New | 0.43% | +0.43 |
| CHX Championx Corp. | New | 0.43% | +0.43 |
| SIRI Sirius XM Holdings Inc. | New | 0.42% | +0.42 |
| INTU Intuit Inc. | Add +83.9% | 0.82% | +0.42 |
| CCI Crown Castle Inc. | New | 0.40% | +0.40 |
| CPB The Campbell's Company | Add +258.9% | 0.69% | +0.40 |
| W Wayfair Inc. Class A | New | 0.40% | +0.40 |
| CMS CMS Energy Corp. | New | 0.40% | +0.40 |
| HAS Hasbro Inc. | New | 0.39% | +0.39 |
| AME Ametek Inc. | Add +306.5% | 0.52% | +0.38 |
| SCHW Schwab (charles) Corp. | Add +93.9% | 0.76% | +0.37 |
| WMT Walmart Inc. | Add +245.4% | 0.52% | +0.37 |
| PLNT Planet Fitness Inc. Class A | Add +883.9% | 0.40% | +0.36 |
| HON Honeywell International Inc. | Add +77.4% | 0.89% | +0.36 |
| CRH CRH PLC | Add +771.9% | 0.41% | +0.35 |
| PRMB Primo Brands Corp. | New | 0.35% | +0.35 |
| AXTA Axalta Coating Systems Ltd. | New | 0.35% | +0.35 |
| ZS Zscaler Inc. | New | 0.35% | +0.35 |
| BRK.B Berkshire Hathaway Inc. Class B | New | 0.35% | +0.35 |
| SNOW Snowflake Inc. | Add +278.1% | 0.43% | +0.34 |
| CAVA Cava Group Inc. | New | 0.34% | +0.34 |
| REGN Regeneron Pharmaceuticals | Add +218.4% | 0.61% | +0.34 |
| OKE Oneok Inc. | Add +564.9% | 0.43% | +0.34 |
| TPL Texas Pacific Land Corp. | New | 0.33% | +0.33 |
| ERIC Ericsson (lm) Tel-SP ADR | New | 0.32% | +0.32 |
| RH RH | New | 0.31% | +0.31 |
| PARAA Paramount Global Class B | New | 0.30% | +0.30 |
| WYNN WYNN Resorts Ltd. | New | 0.30% | +0.30 |
| BRO Brown & Brown Inc. | New | 0.30% | +0.30 |
| BDX Becton Dickinson and Co. | New | 0.30% | +0.30 |
| DASH DoorDash Inc. Class A | Add +217.4% | 0.41% | +0.30 |
| HES Hess Corp. | New | 0.29% | +0.29 |
| ADI Analog Devices Inc. | New | 0.29% | +0.29 |
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 517 | $365.8M | WFC, COF, CSX, ABT, DVN |
| Q1 2026 | 496 | $389.2M | HD, SRE, HBAN, APD, V |
| Q4 2025 | 550 | $432.0M | MSFT, BLK, PG, AMZN, NFLX |
| Q3 2025 | 764 | $646.1M | META, HON, BSX, NRG, MSFT |
| Q2 2025 | 750 | $729.6M | APH, BSX, HON, UNP, ABBV |
| Q1 2025 | 727 | $626.9M | USB, BSX, AON, EQT, KO |
| Q4 2024 | 697 | $567.2M | COP, MDT, RL, CDW, GD |
| Q3 2024 | 687 | $509.6M | PSX, ONON, CMG, TPR, BAC |
| Q2 2024 | 733 | $514.3M | LOW, BMY, SKX, AMZN, DKS |
| Q1 2024 | 639 | $459.0M | LLY, AWK, HES, ROST, MDLZ |