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Stamps.com Inc

STMPDelisted Oct 5, 2021
Industry
Services-Business Services, NEC
SEC CIK
0001082923

Stamps.com Inc was delisted on Oct 5, 2021; its insiders filed their last Form 4 on Oct 7, 2021; 265 institutions reported holding it in 13F filings for Q3 2021, worth $5.37B in total; Maverick Capital was the only superinvestor holding it.

13F holders, Q3 2021

Institutional positions in Stamps.com Inc as of Sep 30, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

STMP is no longer listed, so this page shows Q3 2021. 13F filings for later quarters list far fewer holders.

Institutional holders
265
+15 vs. Q2 2021
Shares held
16.3M
+815.8K (+5.3%) vs. Q2 2021
Total value
$5.37B
+$2.26B (+72.7%) vs. Q2 2021
New holders
82
58 more added
Sold out
67
86 more reduced

3 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting STMP on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2021: 265 institutions
Q1 2021: 266 institutionsQ2 2021: 253 institutionsQ3 2021: 265 institutionsQ4 2021: 0 institutionsQ1 2022: 0 institutionsQ2 2022: 0 institutionsQ3 2022: 0 institutionsQ4 2022: 0 institutionsQ1 2023: 0 institutionsQ2 2023: 0 institutionsQ3 2023: 0 institutionsQ4 2023: 0 institutionsQ1 2024: 0 institutionsQ2 2024: 0 institutionsQ3 2024: 0 institutionsQ4 2024: 0 institutionsQ1 2025: 0 institutionsQ2 2025: 0 institutionsQ3 2025: 0 institutionsQ4 2025: 0 institutionsQ1 2026: 0 institutionsQ2 2026: 0 institutions
Value heldQ3 2021: $5.37B
Q1 2021: $3.14BQ2 2021: $3.11BQ3 2021: $5.37BQ4 2021: $0Q1 2022: $0Q2 2022: $0Q3 2022: $0Q4 2022: $0Q1 2023: $0Q2 2023: $0Q3 2023: $0Q4 2023: $0Q1 2024: $0Q2 2024: $0Q3 2024: $0Q4 2024: $0Q1 2025: $0Q2 2025: $0Q3 2025: $0Q4 2025: $0Q1 2026: $0Q2 2026: $0
Institutions holding STMP and their total value by quarter
QuarterHoldersValue
Q2 20260$0
Q1 20260$0
Q4 20250$0
Q3 20250$0
Q2 20250$0
Q1 20250$0
Q4 20240$0
Q3 20240$0
Q2 20240$0
Q1 20240$0
Q4 20230$0
Q3 20230$0
Q2 20230$0
Q1 20230$0
Q4 20220$0
Q3 20220$0
Q2 20220$0
Q1 20220$0
Q4 20210$0
Q3 2021265$5.37B
Q2 2021253$3.11B
Q1 2021266$3.14B

Institutions, Q3 2021

Shares, value and share of portfolio for each institution holding Stamps.com Inc; share changes are against Q2 2021.

Institutions holding STMP in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Gabelli & Co Investment Advisers, Inc.35,463$11.7M1.41%+35,463New
Public Sector Pension Investment Board37,602$12.4M0.07%00.0%Unchanged
Bank of America Corp39,081$12.9M0.00%+3,316+9.3%Added
Ieq Capital, LLC40,303$13.3M0.35%−6,072−13.1%Reduced
Swiss National Bank40,466$13.3M0.01%+300+0.7%Added
Chicago Capital Management, LLC40,491$13.4M6.18%+40,491New
Public Employees Retirement System of Ohio40,665$13.4M0.05%+40,316+11,551.9%Added
D. E. Shaw & Co., Inc.40,803$13.5M0.02%−355,044−89.7%Reduced
Invesco Ltd.42,199$13.9M0.00%−29,349−41.0%Reduced
California Public Employees Retirement System42,233$13.9M0.01%00.0%Unchanged
Alyeska Investment Group, L.P.43,505$14.3M0.18%+43,505New
Rhumbline Advisers45,067$14.9M0.02%−7,573−14.4%Reduced
Nuveen Asset Management, LLC77,951$15.4M0.00%−56,057−41.8%Reduced
Legal & General Group Plc47,082$15.5M0.01%+659+1.4%Added
Voloridge Investment Management, LLC47,688$15.7M0.10%+47,688New
UBS Oconnor LLC51,280$16.9M0.15%+51,280New
Gardner Lewis Asset Management L P54,751$18.1M2.79%+54,751New
Alliancebernstein L.P.55,980$18.5M0.01%+26,341+88.9%Added
CNH Partners LLC58,174$19.2M0.55%+58,174New
Bardin Hill Management Partners LP58,313$19.2M3.12%+58,313New
Walleye Trading LLC61,138$20.2M0.48%+58,475+2,195.8%Added
ProShare Advisors LLC63,280$20.9M0.06%−133,301−67.8%Reduced
Natixis66,336$21.9M0.08%+66,336New
Price T Rowe Associates Inc68,836$22.7M0.00%−121,717−63.9%Reduced
Newtyn Management, LLC70,000$23.1M6.16%−85,000−54.8%Reduced
Caption Management, LLC74,134$24.4M1.60%+71,942+3,282.0%Added
Citigroup Inc74,447$24.6M0.02%+52,327+236.6%Added
Ameriprise Financial Inc79,281$26.1M0.01%−5,596−6.6%Reduced
Vivaldi Asset Management, LLC80,027$26.4M4.00%+80,027New
Parametric Portfolio Associates LLC80,260$26.5M0.02%−4,983−5.8%Reduced
IndexIQ Advisors LLC81,008$26.7M0.89%+81,008New
Canada Pension Plan Investment Board85,770$28.3M0.03%+84,947+10,321.6%Added
Highland Capital Management Fund Advisors, L.P.94,817$31.3M5.41%+94,817New
Penserra Capital Management LLC99,224$32.7M0.68%−21,719−18.0%Reduced
Gabelli Funds LLC108,217$35.7M0.24%+100,217+1,252.7%Added
Man Group plc115,263$38.0M0.13%+83,693+265.1%Added
Principal Financial Group Inc127,985$42.2M0.03%−1,368−1.1%Reduced
Beryl Capital Management LLC132,503$43.7M3.07%+132,503New
Alpine Associates Management Inc.138,800$45.8M1.49%+138,800New
Equitec Proprietary Markets, LLC147,594$48.7M25.81%+147,594New
Westchester Capital Management, LLC153,064$50.5M1.59%+153,064New
Charles Schwab Investment Management Inc153,367$50.6M0.02%−4,808−3.0%Reduced
Deutsche Bank AG159,864$52.7M0.03%+148,022+1,250.0%Added
Verition Fund Management LLC166,405$54.9M0.83%+166,405New
Healthcare of Ontario Pension Plan Trust Fund179,360$59.2M0.15%+179,300+298,833.3%Added
Bank of New York Mellon Corp189,088$62.4M0.01%−3,364−1.7%Reduced
Northern Trust Corp207,639$68.5M0.01%−5,139−2.4%Reduced
Simcoe Capital Management, LLC219,410$72.4M8.27%−523,072−70.4%Reduced
Norges Bank228,384$75.3M0.02%+184,107+415.8%Added
Goldman Sachs Group Inc233,623$77.0M0.02%+157,805+208.1%Added
Susquehanna International Group, LLP239,033$78.8M0.10%+222,356+1,333.3%Added
Dimensional Fund Advisors LP267,793$88.3M0.03%−129,730−32.6%Reduced
Steel Peak Wealth Management LLC303,847$100.2M6.83%00.0%Unchanged
Geode Capital Management, LLC313,156$103.3M0.01%−5,208−1.6%Reduced
Millennium Management LLC331,687$109.4M0.14%+323,845+4,129.6%Added
JPMorgan Chase & Co381,583$125.8M0.02%+302,765+384.1%Added
FIL Ltd392,000$129.3M0.14%+392,000New
Vista Equity Partners Management, LLC406,975$134.2M1.30%00.0%Unchanged
Disciplined Growth Investors Inc454,255$149.8M2.97%−454,576−50.0%Reduced
Morgan Stanley503,618$166.1M0.02%+244,199+94.1%Added
Glazer Capital, LLC568,088$187.3M3.31%+568,088New
State Street Corp576,160$190.0M0.01%−33,283−5.5%Reduced
HBK Investments L P840,638$277.2M4.05%+840,638New
Vanguard Group Inc1,846,250$608.9M0.02%−159,881−8.0%Reduced
BlackRock Inc.2,754,459$908.4M0.03%−133,773−4.6%Reduced
Harbour Investments, Inc.0$00.00%−7−100.0%Sold out
Fisher Asset Management, LLC0$00.00%−554,577−100.0%Sold out
Massachusetts Financial Services Co0$00.00%−502,363−100.0%Sold out
Harspring Capital Management, LLC0$00.00%−296,286−100.0%Sold out
Jennison Associates LLC0$00.00%−206,531−100.0%Sold out
Toronado Partners, LLC0$00.00%−158,853−100.0%Sold out
No Street GP LP0$00.00%−150,000−100.0%Sold out
Renaissance Technologies LLC0$00.00%−149,900−100.0%Sold out
Epoch Investment Partners, Inc.0$00.00%−65,779−100.0%Sold out
Silvercrest Asset Management Group LLC0$00.00%−48,341−100.0%Sold out
Granahan Investment Management Inc0$00.00%−42,142−100.0%Sold out
Amundi0$00.00%−38,333−100.0%Sold out
King Luther Capital Management Corp0$00.00%−36,400−100.0%Sold out
Advantage Alpha Capital Partners LP0$00.00%−32,561−100.0%Sold out
Pacer Advisors, Inc.0$00.00%−31,349−100.0%Sold out
Squarepoint Ops LLC0$00.00%−30,897−100.0%Sold out
State of Wisconsin Investment Board0$00.00%−26,700−100.0%Sold out
Jetstream Capital LLC0$00.00%−26,000−100.0%Sold out
G2 Investment Partners Management LLC0$00.00%−24,000−100.0%Sold out
Holocene Advisors, LP0$00.00%−18,861−100.0%Sold out
Ensign Peak Advisors, Inc0$00.00%−18,451−100.0%Sold out
Paradiem, LLC0$00.00%−11,232−100.0%Sold out
Stansberry Asset Management, LLC0$00.00%−18,072−100.0%Sold out
ClariVest Asset Management LLC0$00.00%−17,423−100.0%Sold out
Jacobs Levy Equity Management, Inc0$00.00%−10,218−100.0%Sold out
Manufacturers Life Insurance Company, The0$00.00%−9,950−100.0%Sold out
Red Spruce Capital, LLC0$00.00%−9,644−100.0%Sold out
Hussman Strategic Advisors, Inc.0$00.00%−9,300−100.0%Sold out
Los Angeles Capital Management LLC0$00.00%−8,528−100.0%Sold out
Caas Capital Management LP0$00.00%−7,047−100.0%Sold out
Virginia Retirement Systems Et Al0$00.00%−6,800−100.0%Sold out
APG Asset Management N.V.0$00.00%−7,236−100.0%Sold out
RPg Family Wealth Advisory, LLC0$00.00%−5,898−100.0%Sold out
Renaissance Group LLC0$00.00%−5,125−100.0%Sold out
Exchange Traded Concepts, LLC0$00.00%−4,577−100.0%Sold out