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
RCM Technologies Inc749360400 · RCMT COM $22 538
Recursion Pharmaceuticals Inc75629V104 · RXRX COM $12 2,915
Red River Bancshares Inc75686R202 · RRBI COM $7 71
Red Rock Resorts Inc75700L108 · RRR COM $28 572
Red Violet Inc75704L104 COM $11 137
Reddit Inc75734B100 · RDDT COM $808 5,674
Redwire Corp75776W103 · RDW COM $13 1,238
Regeneron Pharmaceuticals Inc75886F107 · REGN COM $892 1,176
REGENXBIO Inc75901B107 · RGNX COM $301 40,035
Reliance Inc759509102 · RS COM $32 84
Remitly Global Inc75960P104 · RELY COM $1,253 58,705
Resideo Technologies Inc76118Y104 · REZI COM $1,490 82,075
ResMed Inc761152107 · RMD COM $398 1,802
Revolution Medicines Inc76155X100 · RVMD COM $6 28
Revolve Group Inc76156B107 · RVLV COM $11 532
REX American Resources Corp761624105 · REX COM $13 292
Rhythm Pharmaceuticals Inc76243J105 · RYTM COM $6 66
Rigel Pharmaceuticals Inc766559702 · RIGL COM $5 99
Riley Exploration Permian Inc76665T102 · REPX COM $15 366
Rimini Street Inc76674Q107 · RMNI COM $6 1,332
RingCentral Inc76680R206 · RNG COM $1,274 17,052
Riot Platforms Inc767292105 · RIOT COM $805 39,941
Rivian Automotive Inc76954A103 · RIVN COM $7 478
RLJ Lodging Trust74965L101 · RLJ COM $31 2,848
RMR Group Inc/The74967R106 · RMR COM $211 11,695
Robert Half Inc770323103 · RHI COM $2,073 56,408
ROBLOX Corp771049103 · RBLX COM $21 505
Rocket Lab Corp773121108 · RKLB COM $22 321
Rocky Brands Inc774515100 · RCKY COM $13 288
Rogers Corp775133101 · ROG COM $3 18
Roku Inc77543R102 · ROKU COM $5 32
Ross Stores Inc778296103 · ROST COM $45 192
Roundhill Magnificent Seven ET53656G498 COM $201 2,799
Royal Caribbean Cruises LtdV7780T103 · RCL COM $1,325 4,983
Royal Gold Inc780287108 · RGLD COM $888 3,764
Royalty Pharma PLCG7709Q104 · RPRX COM $46 781
RPC Inc749660106 · RES COM $17 2,997
RTX Corp75513E101 · RTX COM $13 70
Rush Enterprises Inc781846209 · RUSHA COM $1,760 38,422
Ryan Specialty Holdings Inc78351F107 · RYAN COM $79 2,146
Ryerson Holding Corp783754104 · RYZ COM $585 24,842
Ryman Hospitality Properties I78377T107 · RHP COM $2,935 24,556
S&P Global Inc78409V104 · SPGI COM $2,536 6,430
Sabra Health Care REIT Inc78573L106 · SBRA COM $30 1,496
Sabre Corp78573M104 · SABR COM $196 92,382
Salesforce Inc79466L302 · CRM COM $8,689 37,851
Sally Beauty Holdings Inc79546E104 · SBH COM $26 1,605
Sarepta Therapeutics Inc803607100 · SRPT COM $1,443 79,210
Saul Centers Inc804395101 · BFS COM $8 275
Savers Value Village Inc80517M109 · SVV COM $8 823
ScanSource Inc806037107 · SCSC COM $608 10,346
Scholastic Corp807066105 · SCHL COM $5 142
Schrodinger Inc/United States80810D103 · SDGR COM $448 14,437
Science Applications Internati808625107 · SAIC COM $14 110
Scorpio Tankers IncY7542C130 COM $98 1,174
Seadrill LtdG7997W102 · SDRL COM $18 408
SEI Investments Co784117103 · SEIC COM $144 1,405
Select Water Solutions Inc81617J301 · WTTR COM $3,479 175,783
Selective Insurance Group Inc816300107 · SIGI COM $28 337
Sempra816851109 · SRE COM $1,757 22,535
Semtech Corp816850101 · SMTC COM $5 27
Sensient Technologies Corp81725T100 · SXT COM $3,021 23,107
Seritage Growth Properties81752R100 · SRG COM $136 83,798
Service Properties Trust81761L201 · SVC COM $9 1,443
ServiceNow Inc81762P102 · NOW COM $5,227 39,006
ServisFirst Bancshares Inc81768T108 · SFBS COM $828 20,711
Sezzle Inc78435P105 · SEZL COM $17 161
SharkNinja IncG8068L108 · SN COM $4,475 24,844
SharonAI Holdings Inc778920306 · SHAZ COM $406 7,433
Shell PLC780259305 · SHEL COM $405 4,258
Shoals Technologies Group Inc82489W107 · SHLS COM $1 135
Shoe Station Group Inc824889109 · SHOE COM $4 333
Shutterstock Inc825690100 · SSTK COM $7 1,591
SI-BONE Inc825704109 · SIBN COM $3,780 201,070
SIGA Technologies Inc826917106 · SIGA COM $9 2,710
Signet Jewelers LtdG81276100 · SIG COM $89 865
Silicom LtdM84116108 · SILC COM $610 11,657
Silicon Laboratories Inc826919102 · SLAB COM $11 48
Silicon Motion Technology Corp82706C108 · SIMO COM $11,882 42,436
Silvercrest Asset Management G828359109 · SAMG COM $5 435
Simply Good Foods Co/The82900L102 · SMPL COM $7 718
Simpson Manufacturing Co Inc829073105 · SSD COM $1,477 8,642
Simulations Plus Inc829214105 COM $82 4,448
Sinclair Inc829242106 · SBGI COM $11 901
Sirius XM Holdings Inc829933100 · SIRI COM $5 187
SiriusPoint LtdG8192H106 · SPNT COM $4,776 196,929
SITE Centers Corp82981J851 · SITC COM $12 3,459
Skyward Specialty Insurance Gr830940102 · SKWD COM $4,385 83,052
SkyWest Inc830879102 · SKYW COM $26 265
SL Green Realty Corp78440X887 · SLG COM $31 637
SLB Ltd806857108 · SLB COM $1,188 24,376
Slide Insurance Holdings Inc831349105 · SLDE COM $107 4,803
SLM Corp78442P106 · SLM COM $3,547 156,717
SM Energy Co78454L100 · SM COM $53 1,566
SmartFinancial Inc83190L208 · SMBK COM $12 244
Smith & Wesson Brands Inc831754106 · SWBI COM $6 399
Snap Inc83304A106 · SNAP COM $5 921
Snap-on Inc833034101 · SNA COM $122 336
Snowflake Inc833445109 · SNOW COM $74 218
SoFi Technologies Inc83406F102 · SOFI COM $352 22,379

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.