undamentalytics Newsletter

Institution

Harbor Capital Advisors, Inc.

13F for September 30, 2026, filed October 22, 2026 · SEC CIK 1039128 · Holdings history from December 31, 2021

Reported value
—
87% in companies we cover
Positions we cover
1,373
Largest MSFT 2.1%
Copy, a year
+6.6%
S&P 500 +13.7%
Copy Sharpe ratio
0.21
S&P 500 0.61

Copy-performance statistics: February 11, 2022 to November 2, 2026. Holdings history can start earlier than the price data used for performance.

Historical holdings

Holdings across the available history, including securities outside our stock coverage. Select a date to view the holdings for that period.

Related reporting managers

SEC notices identify these reporting relationships. Each manager retains its own holdings history; changes in reporting scope can involve several managers.

1,445 reported entries for September 30, 2026.

IssuerClass / typeReported valueQuantity
LSI Industries Inc50216C108 · LYTS COM $1,803 86,906
Lululemon Athletica Inc550021109 · LULU COM $205 2,131
Lumentum Holdings Inc55024U109 · LITE COM $94 97
Lumexa Imaging Holdings Inc550249106 · LMRI COM $1,103 107,579
Luxfer Holdings PLCG5698W116 · LXFR COM $6 374
LXP Industrial Trust529043408 · LXP COM $9 151
M/I Homes Inc55305B101 · MHO COM $40 295
M&T Bank Corp55261F104 · MTB COM $5 24
Macerich Co/The554382101 · MAC COM $32 1,450
MACOM Technology Solutions Hol55405Y100 · MTSI COM $9 32
Madison Square Garden Sports C55825T103 · MSGS COM $4,504 11,116
Magnite Inc55955D100 · MGNI COM $5,382 213,055
Magnolia Oil & Gas Corp559663109 · MGY COM $3,201 136,289
Manhattan Associates Inc562750109 · MANH COM $80 403
ManpowerGroup Inc56418H100 · MAN COM $839 15,100
Maplebear Inc565394103 · CART COM $45 1,040
MARA Holdings Inc565788106 · MARA COM $20 1,724
Marathon Petroleum Corp56585A102 · MPC COM $246 623
Maravai LifeSciences Holdings56600D107 · MRVI COM $5 638
MarineMax Inc567908108 · HZO COM $21 406
Markel Group Inc570535104 · MKL COM $344 201
MarketWise Inc57064P206 · MKTW COM $6 325
Marqeta Inc57142B203 · MQ COM $582 34,267
Marriott International Inc/MD571903202 · MAR COM $1,458 4,098
Marriott Vacations Worldwide C57164Y107 · VAC COM $579 5,665
Marsh & McLennan Cos Inc571748102 · MRSH COM $1,475 8,637
Marvell Technology Inc573874104 · MRVL COM $8,589 32,509
Masco Corp574599106 · MAS COM $21 316
Masterbrand Inc57638P104 · MBC COM $759 108,406
Mastercard Inc57636Q104 · MA COM $7,500 13,600
MasterCraft Boat Holdings Inc57637H103 · MCFT COM $9 435
Matador Resources Co576485205 · MTDR COM $2,347 45,508
Match Group Inc57667L107 · MTCH COM $32 789
Materion Corp576690101 · MTRN COM $15 54
Matson Inc57686G105 · MATX COM $152 694
Maximus Inc577933104 · MMS COM $3,173 59,654
MaxLinear Inc57776J100 · MXL COM $22 242
Medallion Financial Corp583928106 · MFIN COM $8 681
MediaAlpha Inc58450V104 · MAX COM $10 1,039
Medpace Holdings Inc58506Q109 · MEDP COM $5 8
Medtronic PLCG5960L103 · MDT COM $15 173
MeiraGTx Holdings plcG59665102 · MGTX COM $51 4,655
MercadoLibre Inc58733R102 · MELI COM $1,708 988
Mercantile Bank Corp587376104 · MBWM COM $334 5,726
Merchants Bancorp/IN58844R108 · MBIN COM $324 6,608
Merck & Co Inc58933Y105 · MRK COM $4,044 27,829
Mercury General Corp589400100 · MCY COM $43 437
Merit Medical Systems Inc589889104 · MMSI COM $11 128
Meritage Homes Corp59001A102 · MTH COM $57 899
Meta Platforms Inc30303M102 · META COM $25,907 35,725
Metallus Inc887399103 · MTUS COM $3 173
MetLife Inc59156R108 · MET COM $870 9,242
Metrocity Bankshares Inc59165J105 · MCBS COM $14 395
Metropolitan Bank Holding Corp591774104 · MCB COM $11 125
MFA Financial Inc55272X607 · MFA COM $11 1,382
MGE Energy Inc55277P104 · MGEE COM $11 159
MGIC Investment Corp552848103 · MTG COM $106 4,094
Micron Technology Inc595112103 · MU COM $986 926
Microsoft Corp594918104 · MSFT COM $30,379 59,229
Middlesex Water Co596680108 · MSEX COM $171 3,233
Midland States Bancorp Inc597742105 · MSBI COM $13 408
Miller Industries Inc/TN600551204 · MLR COM $680 12,922
MillerKnoll Inc600544100 · MLKN COM $607 30,892
Millrose Properties Inc601137102 · MRP COM $6 223
MiMedx Group Inc602496101 · MDXG COM $1,267 271,856
MiniMed Group Inc60365F109 · MMED COM $1,445 74,210
Mirion Technologies Inc60471A101 · MIR COM $793 56,140
Mission Produce Inc60510V108 · AVO COM $6 456
Mistras Group Inc60649T107 · MG COM $16 781
Mitek Systems Inc606710200 · MITK COM $18 1,061
MKS Inc55306N104 · MKSI COM $575 2,167
MNTN Inc55318A108 · MNTN COM $10 949
Mobility Global Inc60744M106 · MBGL COM $110 6,430
Moderna Inc60770K107 · MRNA COM $11 59
Modine Manufacturing Co607828100 · MOD COM $6,135 32,774
Moelis & Co60786M105 · MC COM $1,450 25,210
Mohawk Industries Inc608190104 · MHK COM $45 359
Monarch Casino & Resort Inc609027107 · MCRI COM $41 357
Mondelez International Inc609207105 · MDLZ COM $1,455 25,156
MongoDB Inc60937P106 · MDB COM $24 68
Monolithic Power Systems Inc609839105 · MPWR COM $205 152
Monro Inc610236101 · MNRO COM $4 270
Monster Beverage Corp61174X109 · MNST COM $1,192 28,640
Moog Inc615394202 COM $55 143
Morgan Stanley617446448 · MS COM $3,993 21,228
Morningstar Inc617700109 · MORN COM $826 4,349
Motorcar Parts of America Inc620071100 · MPAA COM $7 635
Motorola Solutions Inc620076307 · MSI COM $2,220 4,978
Movado Group Inc624580106 · MOV COM $61 1,822
MSCI Inc55354G100 · MSCI COM $760 1,411
Mueller Industries Inc624756102 · MLI COM $116 1,906
Mueller Water Products Inc624758108 · MWA COM $15 703
Murphy Oil Corp626717102 · MUR COM $2,758 74,510
Murphy USA Inc626755102 · MUSA COM $820 1,627
Myers Industries Inc628464109 · MYE COM $27 883
MYR Group Inc55405W104 · MYRG COM $14 49
Myriad Genetics Inc62855J104 · MYGN COM $349 81,054
N-able Inc/US62878D100 · NABL COM $97 23,537
Nabors Industries LtdG6359F137 · NBR COM $29 374
Napco Security Technologies In630402105 · NSSC COM $895 25,124

Values use the units disclosed in the source. Where a dollar scale cannot be established, the original amount is shown as filed. Rows may include separate allocations, options and principal amounts; these are kept separate from the covered-stock portfolio used for performance.

How copying its 13F would have done

$10.0k$20.0k 20222023202420252026 $18.3k$13.5k
CopyS&P 500 $10,000 copying Harbor Capital Advisors, Inc.'s usable filed holdings in companies we cover from February 11, 2022, rebalancing at the first weekly close after each usable filing and holding until the next, against the S&P 500 (total return). Missing prices carry their last observed value. Marked weekly, log scale. Before costs and taxes; misses trading within each quarter and anything 13F does not show (shorts, cash, bonds, non-US holdings).

Biggest drop −38.2% (S&P 500 −20.5%); beta 1.27; alpha −7.6% a year (t = −1.41); last 12 months +16.3% against +12.1%.

Reported value by quarter

Harbor Capital Advisors, Inc.: 13F reported value Total reported value where the source's dollar units can be established. Earlier filings in thousands of dollars are converted; dates with unresolved value units are omitted.
$0 $200M $400M $600M Reported value, 2021-12-31: $274.7M Reported value, 2022-03-31: $212.2M Reported value, 2022-06-30: $131.4M Reported value, 2022-09-30: $108.9M Reported value, 2022-12-31: $103.1M Reported value, 2023-03-31: $346.7M Reported value, 2023-06-30: $500M Reported value, 2023-09-30: $467.7M Reported value, 2023-12-31: $520.2M 2021-12-31 2022-06-30 2022-12-31 2023-06-30 2023-12-31 $520.2M
View chart data
Period Reported value
2021-12-31 $274.7M
2022-03-31 $212.2M
2022-06-30 $131.4M
2022-09-30 $108.9M
2022-12-31 $103.1M
2023-03-31 $346.7M
2023-06-30 $500M
2023-09-30 $467.7M
2023-12-31 $520.2M

Latest covered holdings and moves

Covered holdings as of September 30, 2026.

CompanyShare of portfolioValueSharesChange in shares
MSFTMicrosoft Corporation2.06%—59.2K+6.7% Added
AMZNAmazon2.02%—120.1K+7.2% Added
NVDANVIDIA Corporation1.98%—128.2K+4.9% Added
AAPLApple Inc.1.98%—87.9K+0.4%
GOOGLAlphabet Inc. (Class A)1.86%—80.0K+8.5% Added
METAMeta Platforms1.75%—35.7K+2.6% Added
JPMJPMorgan Chase1.01%—45.2K+0.4%
CSCOCisco1.01%—138.7K+0.3%
LLYLilly (Eli)0.81%—10.3K+0.4%
SIMOSilicon Motion Technology Corp0.80%—42.4K−1.3% Reduced
NFLXNetflix0.73%—154.9K+0.4%
CVXChevron Corporation0.73%—52.6K+6.1% Added
CRMSalesforce0.59%—37.9K+6.9% Added
KLACKLA Corporation0.58%—44.2K+0.4%
MRVLMarvell Technology0.58%—32.5K+10.1% Added
LAURLaureate Education, Inc.0.52%—202.3K+6.2% Added
AVTAvnet Inc0.52%—77.1K−6.1% Reduced
MAMastercard0.51%—13.6K+0.6% Added
FIBKFirst Interstate Bancsystem Inc0.50%—207.3K+4.1% Added
JNJJohnson & Johnson0.50%—27.9K−0.9% Reduced
ANETArista Networks0.49%—35.7K+1.1% Added
COSTCostco0.49%—7.9K+0.1%
LRCXLam Research0.48%—21.7K+1.5% Added
RDNTRadnet, Inc.0.47%—100.8K−13.4% Reduced
PGProcter & Gamble0.46%—46.3K+0.3%
SNEXStonex Group Inc.0.44%—101.0K+56.3% Added
PAYCPaycom Software, Inc.0.43%—29.4K−13.8% Reduced
LOPEGrand Canyon Education, Inc.0.43%—41.6K+24.1% Added
MODModine Manufacturing Co0.41%—32.8K+12.1% Added
WKWorkiva Inc0.41%—90.5K−18.9% Reduced
PMPhilip Morris International0.40%—31.0K+0.4%
BACBank of America0.40%—107.6K−0.2%
YETIYeti Holdings, Inc.0.39%—141.6K+33.8% Added
TWSTTwist Bioscience Corp0.39%—29.9K−43.8% Reduced
DORMDorman Products, Inc.0.38%—45.9K+13.3% Added
CATCaterpillar Inc.0.37%—6.8K+0.5% Added
FROGJfrog Ltd0.37%—56.4K−15.7% Reduced
GEGE Aerospace0.37%—17.5K+0.4%
ABBVAbbVie0.37%—20.8K+0.2%
MGNIMagnite, Inc.0.36%—213.1K−31.8% Reduced
NOWServiceNow0.35%—39.0K+0.4%
ATRCAtricure, Inc.0.34%—90.7K+114.1% Added
AAONAAON, Inc.0.34%—60.1K+65.2% Added
VZVerizon0.34%—108.2K−0.1%
PRCHPorch Group, Inc.0.33%—292.2K−28.7% Reduced
ARHSArhaus, Inc.0.33%—506.5K+18.2% Added
SPNTSiriuspoint Ltd0.32%—196.9K+3.9% Added
CCCCCC Intelligent Solutions Holdings Inc.0.32%—699.2K+42.0% Added
FCNCAFirst Citizens Bancshares Inc0.31%—2.2K+12.8% Added
PSMTPricesmart Inc0.31%—26.9K−2.0% Reduced
MSGSMadison Square Garden Sports Corp.0.30%—11.1K−0.8% Reduced
TRSTrimas Corp0.30%—116.5K+20.1% Added
JOEST JOE Co0.30%—68.1K+80.6% Added
SNSharkninja, Inc.0.30%—24.8K−20.4% Reduced
NSPInsperity, Inc.0.30%—95.7K+7.3% Added
APPSDigital Turbine, Inc.0.30%—400.0K−20.0% Reduced
GTLBGitlab Inc.0.30%—93.4K−2.5% Reduced
SKWDSkyward Specialty Insurance Group, Inc.0.30%—83.1K+10.5% Added
GSLGlobal Ship Lease, Inc.0.29%—97.7K+3.9% Added
PCTYPaylocity Holding Corp0.29%—30.0K+4.4% Added
IDCCInterdigital, Inc.0.29%—13.1K+11.4% Added
LFUSLittelfuse Inc0.29%—10.0K−2.3% Reduced
ADPAutomatic Data Processing0.28%—16.2K+0.4%
GEVGE Vernova0.28%—4.3K+4.3% Added
ATENA10 Networks, Inc.0.28%—150.1K+1.6% Added
EEFTEuronet Worldwide, Inc.0.27%—64.3K+5.1% Added
MRKMerck & Co.0.27%—27.8K+0.2%
MSMorgan Stanley0.27%—21.2K+0.4%
NOVTNovanta Inc0.27%—27.6K+17.0% Added
DISThe Walt Disney Company0.27%—37.4K+0.4%
FTAIFTAI Aviation Ltd.0.26%—23.3K+201.5% Added
ACLSAxcelis Technologies Inc0.26%—29.4K+13.3% Added
KIDSOrthopediatrics Corp0.26%—171.5K−14.1% Reduced
DAVEDave Inc.0.26%—11.8K−8.7% Reduced
SIBNSi-bone, Inc.0.26%—201.1K−25.4% Reduced
PLDPrologis0.25%—28.9K+0.4%
PARRPAR Pacific Holdings, Inc.0.25%—45.7K−2.1% Reduced
CVCOCavco Industries, Inc.0.25%—6.6K+3.9% Added
HLMNHillman Solutions Corp.0.25%—519.3K−8.9% Reduced
FCXFreeport-McMoRan0.24%—51.6K+0.4%
ENVAEnova International, Inc.0.24%—21.6K+5.2% Added
DSGXDescartes Systems Group Inc0.24%—44.4K−0.1%
OIIOceaneering International Inc0.24%—81.7K+14.0% Added
SLMSLM Corp0.24%—156.7K−15.1% Reduced
VCYTVeracyte, Inc.0.24%—76.0K+45.2% Added
HALOHalozyme Therapeutics, Inc.0.24%—31.6K−14.6% Reduced
WTTRSelect Water Solutions, Inc.0.23%—175.8K−7.4% Reduced
STGWStagwell Inc0.23%—425.1K−38.1% Reduced
LQDTLiquidity Services Inc0.23%—80.4K+3.9% Added
LNTHLantheus Holdings, Inc.0.23%—34.6K−12.9% Reduced
CHYMChime Financial, Inc.0.23%—127.9K−7.6% Reduced
KYMRKymera Therapeutics, Inc.0.23%—30.4K−16.5% Reduced
OGNOrganon & Co.0.23%—247.5K+15.3% Added
TDWTidewater Inc0.23%—41.6K+3.0% Added
PLOWDouglas Dynamics, Inc0.23%—85.8K+3.9% Added
GRBKGreen Brick Partners, Inc.0.23%—50.8K+3.8% Added
PECOPhillips Edison & Company, Inc.0.22%—88.4K+10.9% Added
FTDRFrontdoor, Inc.0.22%—44.2K+4.0% Added
INTUIntuit0.22%—11.7K+0.4%
NEONeogenomics Inc0.22%—175.0K−21.8% Reduced
MGYMagnolia Oil & Gas Corp0.22%—136.3K+23.8% Added
MMSMaximus, Inc.0.21%—59.7K+19.3% Added
NXTNextpower Inc.0.21%—40.6K+56.2% Added
EXPOExponent Inc0.21%—47.4K−6.1% Reduced
OGEOGE Energy Corp.0.21%—68.2K+32.5% Added
APLEApple Hospitality Reit, Inc.0.21%—191.0K+22.9% Added
BKNGBooking Holdings0.21%—18.9K+0.4%
SNPSSynopsys Inc0.21%—7.1K+5.1% Added
CDNSCadence Design Systems Inc0.21%—9.2K+0.4%
FHBFirst Hawaiian, Inc.0.21%—123.5K−29.1% Reduced
CNSCohen & Steers, Inc.0.20%—41.4K+4.1% Added
SCHWCharles Schwab Corporation0.20%—30.9K+0.4%
SXTSensient Technologies Corp0.20%—23.1K+2.6% Added
EMREmerson Electric0.20%—19.1K+0.4%
VLOValero Energy0.20%—7.6K+0.7% Added
RHPRyman Hospitality Properties, Inc.0.20%—24.6K−9.7% Reduced
INDIIndie Semiconductor, Inc.0.20%—1.00M−26.1% Reduced
ARLOArlo Technologies, Inc.0.20%—235.9K+1.2% Added
FRPTFreshpet, Inc.0.20%—50.6K−21.3% Reduced
CEGConstellation Energy0.20%—11.4K+0.4%
ADUSAddus Homecare Corp0.19%—26.0K+3.9% Added
FAFFirst American Financial Corp0.19%—47.1K+13.5% Added
APTVAptiv0.19%—66.2K+1925.8% Added
SPOTSpotify Technology S.a.0.19%—5.8K+0.4%
AXPAmerican Express0.19%—9.3K+0.4%
HPEHewlett Packard Enterprise0.19%—44.2K+3.6% Added
LSTRLandstar System Inc0.19%—16.7K−10.7% Reduced
CERTCertara, Inc.0.19%—304.3K+34.7% Added
FLRFluor Corp0.19%—57.7K−17.5% Reduced
DLBDolby Laboratories, Inc.0.19%—46.9K−17.6% Reduced
MURMurphy OIL Corp0.19%—74.5K−12.9% Reduced
ETNEaton Corporation0.18%—6.3K+6.5% Added
AZZAZZ Inc0.18%—20.1K+4.9% Added
JBTMJBT Marel Corp0.18%—25.5K+87.7% Added
VCELVericel Corp0.18%—66.5K−8.8% Reduced
PSNParsons Corp0.18%—64.7K+39.7% Added
AGOAssured Guaranty LTD0.18%—38.7K+11.6% Added
IBPInstalled Building Products, Inc.0.18%—13.6K+9388.1% Added
FORMFormfactor Inc0.18%—17.4K−3.7% Reduced
AMGNAmgen0.17%—6.1K+0.9% Added
TENBTenable Holdings, Inc.0.17%—70.7K−39.3% Reduced
HAYWHayward Holdings, Inc.0.17%—210.0K+31.8% Added
INDBIndependent Bank Corp0.17%—33.1K+8.4% Added
TNLTravel & Leisure Co.0.17%—41.4K+9.3% Added
ATECAlphatec Holdings, Inc.0.17%—247.4K+13.8% Added
CALYCallaway Golf Co0.17%—181.2K+6.7% Added
SPGIS&P Global0.17%—6.4K+0.4%
ADPTAdaptive Biotechnologies Corp0.17%—87.3K−40.1% Reduced
CTRICenturi Holdings, Inc.0.17%—124.9KNew
HRIHerc Holdings Inc0.17%—19.9K−0.8% Reduced

None this quarter.

Change in shares on the previous quarter's 13F, valued at this quarter's reported price.

None this quarter.

Change in shares on the previous quarter's 13F, valued at this quarter's reported price.

CompanyValue last quarterShares
PATKPatrick Industries Inc—8.7K
PENNPenn Entertainment, Inc.—46.5K
POWLPowell Industries Inc—8.9K
PRIMPrimoris Services Corp—166
SNDKSandisk—26
SANMSanmina Corp—176
FOURShift4 Payments, Inc.—12.5K
SPIRSpire Global, Inc.—27.4K
SXIStandex International Corp—2.1K
STRLSterling Infrastructure, Inc.—64
FOXFFOX Factory Holding Corp—262
FSPFranklin Street Properties Corp—1.9K
GNRCGenerac—1.8K
GOGrocery Outlet Holding Corp.—609
HALHalliburton—1.6K
HPPHudson Pacific Properties, Inc.—425
KROKronos Worldwide Inc—1.0K
LINLinde plc—45
MBUUMalibu Boats, Inc.—208
MAMAMama's Creations, Inc.—51.8K
MECMayville Engineering Company, Inc.—28.6K
MGPIMGP Ingredients Inc—391
TKRTimken Co—13.7K
TJXTJX Companies—550
TROXTronox Holdings plc—1.5K
TTECTtec Holdings, Inc.—683
CMCOColumbus Mckinnon Corp—517
UAMYUnited States Antimony Corp—40.1K
UMACUnusual Machines, Inc.—28.8K
VIAVViavi Solutions Inc.—195
  • Technology26.8%
  • Financials14.6%
  • Industrials14.5%
  • Health Care11.7%
  • Consumer Discretionary10.1%
  • Communication Services8.3%
  • Energy4.5%
  • Consumer Staples3.5%
  • Real Estate2.6%
  • Materials2.1%
  • Utilities1.5%

Share of the value held in companies we cover, by sector.

PeriodCopy, a yearS&P 500SharpeS&P 500Biggest dropBeta
Whole backtestFebruary 11, 2022 to November 2, 2026+6.6%+13.7%0.210.61−38.2%1.27
Last three yearsNovember 3, 2023 to November 2, 2026+18.6%+21.8%0.851.16−23.3%1.03
Last yearNovember 7, 2025 to November 2, 2026+18.5%+14.2%1.130.84−8.3%0.81

From SEC Form 13F data sets. A 13F lists long positions in US-listed shares at the quarter's end, filed up to 45 days later; it does not show shorts, cash, bonds, non-US holdings or trades within the quarter. Positions in companies outside our coverage are not listed here. Research, not investment advice.