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
Ardmore Shipping CorpY0207T100 · ASC COM $15 819
Argan Inc04010E109 · AGX COM $15 40
Arhaus Inc04035M102 · ARHS COM $4,797 506,513
Arista Networks Inc040413205 · ANET COM $7,276 35,737
Arko Corp041242108 · ARKO COM $7 1,635
Arlo Technologies Inc04206A101 · ARLO COM $2,925 235,883
ARM Holdings PLC042068205 · ARM COM $231 796
Arrow Electronics Inc042735100 · ARW COM $358 1,575
Artisan Partners Asset Managem04316A108 · APAM COM $2,182 60,423
Artivion Inc228903100 · AORT COM $26 1,133
Asana Inc04342Y104 · ASAN COM $209 24,756
Asbury Automotive Group Inc043436104 · ABG COM $1,673 9,709
Ashland Inc044186104 · ASH COM $1,389 20,449
ASP Isotopes Inc00218A105 · ASPI COM $10 3,618
Associated Banc-Corp045487105 · ASB COM $792 27,642
Assured Guaranty LtdG0585R106 · AGO COM $2,623 38,739
AST SpaceMobile Inc00217D100 · ASTS COM $7 111
Astera Labs Inc04626A103 · ALAB COM $958 2,692
Astrana Health Inc03763A207 · ASTH COM $22 624
Astronics Corp046433108 · ATRO COM $11 159
ATI Inc01741R102 · ATI COM $34 182
Atkore Inc047649108 · ATKR COM $42 443
Atlanta Braves Holdings Inc047726302 COM $2,197 41,496
Atlantic Union Bankshares Corp04911A107 · AUB COM $1,883 49,630
Atlanticus Holdings Corp04914Y102 · ATLC COM $33 376
Atlas Energy Solutions Inc642045108 · AESI COM $1 117
Atlassian Corp049468101 · TEAM COM $36 202
ATN International Inc00215F107 · ATNI COM $5 172
AtriCure Inc04963C209 · ATRC COM $5,100 90,742
ATS Corp00217Y104 · ATS COM $2,216 122,757
Aura Minerals IncG06973112 · AUGO COM $14 179
Aurinia Pharmaceuticals Inc05156V102 · AUPH COM $11 698
Autodesk Inc052769106 · ADSK COM $1,685 8,063
Autoliv Inc052800109 · ALV COM $5 42
Automatic Data Processing Inc053015103 · ADP COM $4,177 16,188
Avantor Inc05352A100 · AVTR COM $1,680 111,613
Aveanna Healthcare Holdings In05356F105 · AVAH COM $645 51,989
Aviat Networks Inc05366Y201 · AVNW COM $2 80
Avista Corp05379B107 · AVA COM $682 19,445
Avnet Inc053807103 · AVT COM $7,709 77,124
Axcelis Technologies Inc054540208 · ACLS COM $3,857 29,401
Axon Enterprise Inc05464C101 · AXON COM $614 1,453
Axos Financial Inc05465C100 · AX COM $37 433
AZZ Inc002474104 · AZZ COM $2,696 20,062
Badger Meter Inc056525108 · BMI COM $23 188
Balchem Corp057665200 · BCPC COM $11 69
Baldwin Insurance Group Inc/Th05589G102 · BWIN COM $801 25,208
Banc of California Inc05990K106 · BANC COM $871 50,535
Bancorp Inc/The05969A105 · TBBK COM $15 305
Bandwidth Inc05988J103 · BAND COM $346 5,696
Bank First Corp06211J100 · BFC COM $503 3,382
Bank of America Corp060505104 · BAC COM $5,856 107,590
Bank of Hawaii Corp062540109 · BOH COM $925 13,417
Bank of New York Mellon Corp/T064058100 · BNY COM $79 549
Bank of NT Butterfield & Son LG0772R208 · NTB COM $1,333 23,047
Bank7 Corp06652N107 · BSVN COM $13 233
BankUnited Inc06652K103 · BKU COM $24 575
Banner Corp06652V208 · BANR COM $744 11,101
Barrett Business Services Inc068463108 · BBSI COM $6 186
Bath & Body Works Inc070830104 · BBWI COM $13 794
BayCom Corp07272M107 · BCML COM $5 169
Beacon Financial Corp084680107 · BBT COM $10 342
Beazer Homes USA Inc07556Q881 · BZH COM $474 14,202
Becton Dickinson & Co075887109 · BDX COM $5 28
Bel Fuse Inc077347300 · BELFA COM $5 20
BellRing Brands Inc07831C103 · BRBR COM $618 80,397
Benchmark Electronics Inc08160H101 · BHE COM $19 225
Bentley Systems Inc08265T208 · BSY COM $835 26,120
Best Buy Co Inc086516101 · BBY COM $78 885
Beta Technologies Inc086921103 · BETA COM $7 336
Bio-Techne Corp09073M104 · TECH COM $65 903
BioMarin Pharmaceutical Inc09061G101 · BMRN COM $825 13,758
Bioventus Inc09075A108 · BVS COM $431 31,644
BitMine Immersion Technologies09175A206 · BMNR COM $5 184
Black Hills Corp092113109 · BKH COM $1,354 19,322
Blackbaud Inc09227Q100 · BLKB COM $2,477 59,509
Blackstone Inc09260D107 · BX COM $2,156 19,236
Blackstone Mortgage Trust Inc09257W100 · BXMT COM $5 425
Bloom Energy Corp093712107 · BE COM $258 931
Bloomin' Brands Inc094235108 · BLMN COM $8 1,048
Blue Bird Corp095306106 · BLBD COM $455 8,195
BlueLinx Holdings Inc09624H208 · BXC COM $2,149 30,219
Boise Cascade Co09739D100 · BCC COM $32 437
Booking Holdings Inc09857L108 · BKNG COM $3,078 18,896
Boot Barn Holdings Inc099406100 · BOOT COM $749 6,217
Booz Allen Hamilton Holding Co099502106 · BAH COM $919 13,242
Borr Drilling LtdG1466R173 · BORR COM $19 4,997
Boston Beer Co Inc/The100557107 · SAM COM $718 4,376
Boston Scientific Corp101137107 · BSX COM $987 22,623
Box Inc10316T104 · BOX COM $1,163 34,748
BP PLC055622104 COM $179 4,058
Brandywine Realty Trust105368203 · BDN COM $9 3,233
Braze Inc10576N102 · BRZE COM $527 21,002
Bread Financial Holdings Inc018581108 · BFH COM $2,269 23,217
BrightSpring Health Services I10950A106 · BTSG COM $8 134
Brightstar Lottery PLCG4863A108 · BRSL COM $27 2,674
BrightView Holdings Inc10948C107 · BV COM $9 869
Brink's Co/The109696104 · BCO COM $1,608 15,924
Brinker International Inc109641100 · EAT COM $91 470
Bristol-Myers Squibb Co110122108 · BMY COM $86 1,372

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.