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Aigen Investment Management, LP

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13F filer, CIK 1741224, NEW YORK, NY

Aigen Investment Management, LP reported $365,751,705 across 517 holdings for the quarter ended 2026-06-30, in a 13F-HR filed 2026-08-14. Its ten largest share positions make up 12.21% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001420506-26-001705

Period
2026-06-30
Reported value
$366M
Holdings
517
Top 10 weight
12.21%
New
346
Sold out
325

Largest buys vs the previous quarter

SecurityShares changeApprox. value
WFCnew+74,722$6.18M
CSXnew+96,205$4.57M
ABTnew+49,551$4.5M
DVNnew+100,230$4.14M
CBnew+10,957$3.73M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
HDexited-18,821-$6.19M
SREexited-62,030-$6.03M
HBANexited-331,610-$5.19M
ADIreduced-11,665-$4.63M
ELVreduced-11,167-$4.32M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q2 2026

Share positions as resolved from 13F-HR 0001420506-26-001705, largest first. % of portfolio is the value over $365,751,705, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
ESRTEMPIRE ST RLTY TR INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 11,148 shares 11,148$60.3K0.02%newTimeline
AIOTPOWERFLEET INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: 21,026 shares; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 14,179 shares 14,179$54.3K0.01%newTimeline
HTZHERTZ GLOBAL HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 23,278 shares 23,278$52.7K0.01%newTimeline
BLDPBALLARD PWR SYS INC NEWQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 21,026 shares; 2026Q1: not reported; 2026Q2: 12,963 shares 12,963$50.4K0.01%newTimeline
BGSB & G FOODS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 13,756 shares; 2024Q4: not reported; 2025Q1: 21,381 shares; 2025Q2: 15,438 shares; 2025Q3: 37,696 shares; 2025Q4: 15,206 shares; 2026Q1: 16,022 shares; 2026Q2: 11,298 shares 11,298$45K0.01%-4,724Timeline
RCREADY CAPITAL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 42,149 shares; 2025Q2: not reported; 2025Q3: 70,141 shares; 2025Q4: not reported; 2026Q1: 45,577 shares; 2026Q2: 24,699 shares 24,699$43.2K0.01%-20,878Timeline
UISUNISYS CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 11,438 shares 11,438$41.9K0.01%newTimeline
ALTALTIMMUNE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 13,496 shares 13,496$41K0.01%newTimeline
EMBCEMBECTA CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 11,157 shares; 2026Q2: 11,833 shares 11,833$38.6K0.01%+676Timeline
GOGOGOGO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: 38,373 shares; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 11,532 shares 11,532$35.7K0.01%newTimeline
DAVAENDAVA PLCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 11,342 shares 11,342$32.1K0.01%newTimeline
AUTLAUTOLUS THERAPEUTICS LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 65,617 shares; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 17,837 shares 17,837$28.5K0.01%newTimeline
ORGOORGANOGENESIS HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 11,150 shares 11,150$27.1K0.01%newTimeline
PEPGPEPGEN INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 12,877 shares 12,877$23.2K0.01%newTimeline
NBPNOVABRIDGE BIOSCIENCESQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 11,426 shares 11,426$22.3K0.01%newTimeline
STIMNEURONETICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 16,246 shares 16,246$21.1K0.01%newTimeline
NPWRNET POWER INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 11,812 shares 11,812$19.7K0.01%newTimeline

Sold out in Q2 2026

Positions in the previous quarter's report that this quarter's report no longer lists.

The largest 100 of 325. All 325

SecurityShares beforeValue beforeType
HDHOME DEPOT INC18,821$6.19Mshares
SRESEMPRA62,030$6.03Mshares
HBANHUNTINGTON BANCSHARES INC331,610$5.19Mshares
ISRGINTUITIVE SURGICAL INC7,747$3.57Mshares
STTSTATE STR CORP26,445$3.35Mshares
NOWSERVICENOW INC27,569$2.88Mshares
COSTCOSTCO WHOLESALE CORPORATION2,815$2.8Mshares
EXEEXPAND ENERGY CORPORATION24,964$2.74Mshares
ADBEADOBE INC11,220$2.73Mshares
NVDANVIDIA CORPORATION15,192$2.65Mshares
WTWWILLIS TOWERS WATSON PLC LTD8,578$2.49Mshares
OMFONEMAIN HLDGS INC43,863$2.35Mshares
TPRTAPESTRY INC16,482$2.33Mshares
TSCOTRACTOR SUPPLY CO48,146$2.18Mshares
DKSDICKS SPORTING GOODS INC10,961$2.17Mshares
OVVOVINTIV INC35,598$2.11Mshares
DASHDOORDASH INC13,928$2.09Mshares
CYTKCYTOKINETICS INC31,216$2.06Mshares
SHELSHELL PLC22,103$2.06Mshares
ATIATI INC14,063$2.05Mshares
MTZMASTEC INC6,201$2Mshares
AAPLAPPLE INC6,914$1.75Mshares
IPINTERNATIONAL PAPER CO48,213$1.72Mshares
AXTAAXALTA COATING SYS LTD61,909$1.71Mshares
IBNICICI BK LTD65,801$1.7Mshares
TSLATESLA INC4,561$1.7Mshares
ORLYOREILLY AUTOMOTIVE INC17,176$1.59Mshares
MRVLMARVELL TECHNOLOGY INC15,732$1.56Mshares
TOLTOLL BROTHERS INC11,389$1.55Mshares
SOFISOFI TECHNOLOGIES INC95,967$1.52Mshares
SYKSTRYKER CORPORATION4,351$1.43Mshares
REXRREXFORD INDL RLTY INC43,287$1.42Mshares
NSCNORFOLK SOUTHN CORP4,825$1.38Mshares
JCIJOHNSON CONTROLS INTERNATION10,527$1.38Mshares
AMDADVANCED MICRO DEVICES INC6,659$1.35Mshares
GPKGRAPHIC PACKAGING HLDG CO135,975$1.35Mshares
SHOPSHOPIFY INC10,222$1.31Mshares
NETCLOUDFLARE INC6,171$1.27Mshares
YOUCLEAR SECURE INC26,240$1.27Mshares
AMHAMERICAN HOMES 4 RENT41,360$1.15Mshares
NCLHNORWEGIAN CRUISE LINE HLDGS61,557$1.15Mshares
SYYSYSCO CORP15,959$1.14Mshares
BROBROWN & BROWN INC17,278$1.13Mshares
JBLJABIL INC4,219$1.12Mshares
ALBALBEMARLE CORP6,211$1.12Mshares
HSTHOST HOTELS & RESORTS INC56,536$1.08Mshares
FLUTFLUTTER ENTMT PLC10,382$1.06Mshares
GMGENERAL MTRS CO14,084$1.05Mshares
NINISOURCE INC22,280$1.04Mshares
WMBWILLIAMS COS INC14,172$1.03Mshares
AYIACUITY INC3,608$1.01Mshares
PLTRPALANTIR TECHNOLOGIES INC6,713$982Kshares
PRPERMIAN RESOURCES CORP45,786$976Kshares
OMCOMNICOM GROUP INC12,658$953Kshares
NTRNUTRIEN LTD12,544$947Kshares
BBWIBATH & BODY WORKS INC50,394$941Kshares
CDWCDW CORP7,753$938Kshares
EXPEEXPEDIA GROUP INC3,950$912Kshares
DDSDILLARDS INC1,547$885Kshares
SGISOMNIGROUP INTERNATIONAL INC11,951$883Kshares
MKCMCCORMICK & CO INC17,475$881Kshares
CRCRANE COMPANY5,111$874Kshares
CBRECBRE GROUP INC6,427$871Kshares
HGHAMILTON INSURANCE GROUP LTD28,609$853Kshares
LENLENNAR CORP9,727$845Kshares
WTRGESSENTIAL UTILS INC20,239$815Kshares
HUBSHUBSPOT INC3,301$806Kshares
HSYHERSHEY CO3,870$805Kshares
MKSIMKS INC.3,479$800Kshares
TDGTRANSDIGM GROUP INC686$795Kshares
CAHCARDINAL HEALTH INC3,755$793Kshares
WSTWEST PHARMACEUTICAL SVSC INC3,060$767Kshares
GENGEN DIGITAL INC40,715$767Kshares
GISGENERAL MILLS INC20,528$764Kshares
CAGCONAGRA BRANDS INC47,896$753Kshares
DHRDANAHER CORP DEL3,911$742Kshares
TERTERADYNE INC2,470$732Kshares
IDAIDACORP INC5,082$727Kshares
FWONKLIBERTY MEDIA CORP DEL8,380$712Kshares
LSCCLATTICE SEMICONDUCTOR CORP7,568$702Kshares
EQTEQT CORP10,989$699Kshares
NFGNATIONAL FUEL GAS CO7,237$680Kshares
BROSDUTCH BROS INC13,407$679Kshares
BNBROOKFIELD CORP14,115$667Kshares
IONSIONIS PHARMACEUTICALS INC8,790$660Kshares
BACBANK OF AMER CORP13,536$660Kshares
NTESNETEASE COM INC5,781$647Kshares
INFYINFOSYS LTD47,418$641Kshares
IRMIRON MTN INC DEL6,255$639Kshares
HDBHDFC BANK LTD25,169$626Kshares
GOOGLALPHABET INC2,165$623Kshares
ITTITT INC3,259$621Kshares
PCARPACCAR INC5,374$621Kshares
OCFCOCEANFIRST FINL CORP34,165$616Kshares
FTSFORTIS INC8,765$606Kshares
NJRNEW JERSEY RES CORP10,951$601Kshares
DKDELEK US HLDGS INC NEW13,329$601Kshares
PLXSPLEXUS CORP2,893$586Kshares
ROKROCKWELL AUTOMATION INC1,627$584Kshares
HOODROBINHOOD MKTS INC8,403$582Kshares

How Q2 2026 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001420506-26-001705 base2026-08-14acceptance time not in the bulk data set

Filings

Every filing of this filer: 13F reports and notices, the 13D and 13G it filed or is a reporting person of, and Forms 3, 4 and 5 it reported as an owner.

FilingSubjectFiledAcceptedIngested
13F-HR 0001420506-26-001705 Quarter ended 2026-06-302026-08-14acceptance time not in the bulk data set
13F-HR 0001420506-26-001055 Quarter ended 2026-03-312026-05-15acceptance time not in the bulk data set
13F-HR 0001420506-26-000345 Quarter ended 2025-12-312026-02-13acceptance time not in the bulk data set
13F-HR 0001420506-25-003307 Quarter ended 2025-09-302025-11-14acceptance time not in the bulk data set
13F-HR 0001420506-25-001832 Quarter ended 2025-06-302025-08-12acceptance time not in the bulk data set
13F-HR 0001420506-25-000982 Quarter ended 2025-03-312025-05-12acceptance time not in the bulk data set
13F-HR 0001420506-25-000173 Quarter ended 2024-12-312025-02-06acceptance time not in the bulk data set
13F-HR 0001420506-24-002213 Quarter ended 2024-09-302024-11-05acceptance time not in the bulk data set
13F-HR 0001420506-24-001319 Quarter ended 2024-06-302024-08-09acceptance time not in the bulk data set
13F-HR 0001420506-24-000842 Quarter ended 2024-03-312024-05-14acceptance time not in the bulk data set
13F-HR 0001420506-24-000195 Quarter ended 2023-12-312024-02-09acceptance time not in the bulk data set
13F-HR 0001420506-23-001979 Quarter ended 2023-09-302023-11-13acceptance time not in the bulk data set
13F-HR 0001420506-23-001648 Quarter ended 2023-06-302023-08-14acceptance time not in the bulk data set
13F-HR 0001420506-23-001091 Quarter ended 2023-03-312023-05-15acceptance time not in the bulk data set
13F-HR 0001420506-23-000341 Quarter ended 2022-12-312023-02-10acceptance time not in the bulk data set
13F-HR 0001420506-22-002002 Quarter ended 2022-09-302022-11-09acceptance time not in the bulk data set
13F-HR 0001420506-22-001364 Quarter ended 2022-06-302022-08-02acceptance time not in the bulk data set
13F-HR 0001420506-22-000710 Quarter ended 2022-03-312022-05-05acceptance time not in the bulk data set
13F-HR 0001420506-22-000280 Quarter ended 2021-12-312022-02-11acceptance time not in the bulk data set
13F-HR 0001420506-21-001494 Quarter ended 2021-09-302021-11-12acceptance time not in the bulk data set
13F-HR 0001420506-21-001018 Quarter ended 2021-06-302021-08-10acceptance time not in the bulk data set
13F-HR 0001420506-21-000533 Quarter ended 2021-03-312021-05-11acceptance time not in the bulk data set
13F-HR 0001420506-21-000243 Quarter ended 2020-12-312021-02-12acceptance time not in the bulk data set
13F-HR 0001420506-20-001155 Quarter ended 2020-09-302020-11-06acceptance time not in the bulk data set
13F-HR 0001420506-20-000851 Quarter ended 2020-06-302020-08-10acceptance time not in the bulk data set
13F-HR 0001420506-20-000455 Quarter ended 2020-03-312020-05-08acceptance time not in the bulk data set
13F-HR 0001420506-20-000095 Quarter ended 2019-12-312020-02-04acceptance time not in the bulk data set