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13F-HR filed by OSTRUM ASSET MANAGEMENT

OSTRUM ASSET MANAGEMENT filed this 13F-HR for the quarter ended 2026-03-31, filed 2026-05-14, with 562 holding rows worth $1,781,119,459.

Accession
0001104659-26-061164
Filed
2026-05-14
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q1 2026

A combination report, 562 entries on the cover page, a total value of $1,781,119,459 stated on the cover page (in dollars after the unit check, H1), rows summing to $1,781,119,459 with VALUE read as dollars as filed, 13F file number 028-19266. The quarter's positions are built on this report. The resolved quarter.

Other managers

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
TARGA RES CORP COM87612G101Stock900$225,657dollars as filed
MARRIOTT INTL INC NEW CL A571903202Stock688$225,024dollars as filed
CENTENE CORP DEL COM15135B101Stock6,855$224,433dollars as filed
MONGODB INC CL A60937P106Stock909$222,496dollars as filed
DEVON ENERGY CORP NEW COM25179M103Stock4,386$220,704dollars as filed
CREDO TECHNOLOGY GROUP HOLDING ORDINARY SHARESG25457105Stock2,343$219,937dollars as filed
STERIS PLC SHS USDG8473T100Stock992$219,361dollars as filed
NextEra Energy,Inc.65339F101COM2,354$218,640dollars as filed
EQUITY RESIDENTIAL29476L107SH BEN INT3,660$216,489dollars as filed
MARTIN MARIETTA MATLS INC COM573284106Stock365$214,868dollars as filed
ZOETIS INC CL A98978V103Stock1,812$214,197dollars as filed
BlackRock,Inc.09290D101COM222$213,500dollars as filed
ARCHER DANIELS MIDLAND CO COM039483102Stock2,916$211,964dollars as filed
BUILDERS FIRSTSOURCE INC COM12008R107Stock2,545$209,530dollars as filed
OKLO INC COM CL A02156V109Stock4,192$207,881dollars as filed
PACKAGING CORP AMER COM695156109Stock973$206,490dollars as filed
MCCORMICK & CO INC COM NON VTG579780206Stock4,085$206,047dollars as filed
QNITY ELECTRONICS INC COMMON STOCK74743L100Stock1,778$205,146dollars as filed
INTERNATIONAL PAPER CO COM460146103Stock5,705$203,668dollars as filed
GRACO INC COM384109104Stock2,364$200,113dollars as filed
UDR INC COM902653104REIT5,851$197,647dollars as filed
DOW HLDGS INC COM260557103Stock4,653$193,797dollars as filed
COSTAR GROUP INC COM22160N109Stock4,771$192,462dollars as filed
HYATT HOTELS CORP COM CL A448579102Stock1,297$186,496dollars as filed
NISOURCE INC COM65473P105Stock3,946$184,120dollars as filed
INGERSOLL RAND INC COM45687V106Stock2,263$181,312dollars as filed
ENTEGRIS INC COM29362U104Stock1,498$175,626dollars as filed
DOVER CORP COM260003108Stock806$168,011dollars as filed
LYONDELLBASELL INDUSTRIES NV SHS - A -N53745100Stock2,045$164,745dollars as filed
IONQ INC COM46222L108Stock5,694$164,158dollars as filed
PPG INDS INC COM693506107Stock1,531$163,633dollars as filed
DUPONT DE NEMOURS INC COM26614N102Stock3,556$162,865dollars as filed
SMURFIT WESTROCK PLC SHSG8267P108Stock3,993$159,121dollars as filed
Boeing Company097023105COM778$154,845dollars as filed
DELTA AIR LINES INC COM NEW247361702Stock2,305$153,236dollars as filed
ASTERA LABS INC COM04626A103COM1,385$151,796dollars as filed
BLOOM ENERGY CORP093712107COM1,056$143,077dollars as filed
KINDER MORGAN INC DEL COM49456B101Stock4,153$139,250dollars as filed
LUMENTUM HLDGS INC COM55024U109Stock192$134,930dollars as filed
FTAI AVIATION LTD SHSG3730V105Stock504$123,480dollars as filed
CASEYS GEN STORES INC147528103COM164$119,369dollars as filed
FREEPORT MCMORAN INC CL B35671D857Stock2,026$119,088dollars as filed
LAUDER ESTEE COS INC CL A518439104Stock1,627$116,770dollars as filed
XCELENERGY INC98389B100COM1,415$112,408dollars as filed
AST SPACEMOBILE INC COM CL A00217D100Stock1,297$107,482dollars as filed
DOMINION ENERGY INC COM25746U109Stock1,729$106,887dollars as filed
IRENLTDFQ4982L109STOK3,063$105,000dollars as filed
PINNACLE FINL PARTNERS INC72348N109COM1,129$97,252dollars as filed
EVERGY INC COM30034W106Stock1,126$92,242dollars as filed
PPL CORP COM69351T106Stock2,399$91,642dollars as filed
NRG ENERGY INC COM NEW629377508Stock612$89,438dollars as filed
WILLIAMS COS INC COM969457100Stock1,225$89,155dollars as filed
ENTERGY CORP NEW COM29364G103Stock782$87,866dollars as filed
3M CO COM88579Y101Stock580$84,233dollars as filed
CMS ENERGY CORP COM125896100Stock980$76,028dollars as filed
DTE ENERGY CO COM233331107Stock512$74,865dollars as filed
CF INDUSTRIES HOLD COM125269100Stock564$73,230dollars as filed
REVOLUTION MEDICINES INC COM76155X100Stock740$71,965dollars as filed
ALLIANT ENERGY CORP COM018802108Stock820$58,843dollars as filed
VISTRA CORP COM92840M102Stock390$58,629dollars as filed
WEC ENERGY GROUP INC COM92939U106Stock504$58,348dollars as filed
UNITED AIRLS HLDGS INC COM910047109Stock481$44,286dollars as filed

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0001104659-26-061164this filing2026-05-14acceptance time not in the bulk data set