Stamps.com Inc (STMP) Ownership

329.66 ↑0.05 (0.02%)
As of October 4, 2021, 3:59pm EST.

Institutional Ownership

BlackRock Inc is the biggest individual institutional holder of Stamps.com Inc (STMP), owning a total of 2.9 million shares. Combined, the top 42 institutional holders of STMP own 128.89% of the company with a total of 23.7 million shares.

In the latest ownership report, the top 42 institutional holders have increased their combined ownership of STMP by 1.4 million shares, a 5.66% increase from the quarter prior.

Institution Ownership Chart

Your browser does not support this chart.

Top Institutions

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
BlackRock Inc15.819%2.332%2,886,21265,7752021-03-31
BlackRock Inc15.549%0.070%2,888,2322,0202021-06-30
Vanguard Group Inc10.995%2.920%2,006,06556,9132021-03-31
Vanguard Group Inc10.887%0.003%2,006,131662021-06-30
Disciplined Growth Investors Inc4.932%4.310%908,83137,5542021-06-30
Disciplined Growth Investors Inc4.775%-12.016%871,277-118,9852021-03-31
Simcoe Capital Management, LLC3.997%24.083%742,482144,1072021-06-30
State Street Corporation3.281%7.322%609,44341,5772021-06-30
Simcoe Capital Management, LLC3.280%121.563%598,375328,3052021-03-31
Fisher Asset Management, LLC3.214%-4.442%586,389-27,2582021-03-31
State Street Corporation3.112%1.027%567,8665,7752021-03-31
Massachusetts Financial Services Company3.058%47.949%558,033180,8532021-03-31
Fisher Asset Management, LLC2.986%-5.425%554,577-31,8122021-06-30
Massachusetts Financial Services Company2.704%-9.976%502,363-55,6702021-06-30
Dimensional Fund Advisors, Inc.2.303%-2.372%420,263-10,2092021-03-31
Vista Equity Partners Fund III LP2.231%0.000%406,975406,9752021-03-31
Vista Equity Partners Fund III LP2.191%0.000%406,97502021-06-30
Dimensional Fund Advisors, Inc.2.157%-5.411%397,523-22,7402021-06-30
D. E. Shaw & Co LP2.131%27.063%395,84784,3122021-06-30
Geode Capital Management, LLC1.714%14.088%318,36439,3122021-06-30
D. E. Shaw & Co LP1.707%-27.914%311,535-120,6332021-03-31
Steel Peak Wealth Management LLC1.665%0.000%303,84702021-03-31
Steel Peak Wealth Management LLC1.649%0.000%303,84702021-06-30
Harspring Capital Management LLC1.595%10.437%296,28628,0002021-06-30
Geode Capital Management, LLC1.529%8.375%279,05221,5652020-12-31
Harspring Capital Management LLC1.470%404.563%268,286215,1142021-03-31
Morgan Stanley - Brokerage Accounts1.397%69.748%259,419106,5932021-06-30
ProShare Advisors LLC1.339%-10.280%244,263-27,9872021-03-31
Granahan Investment Management Inc..1.201%63.489%219,20585,1262021-03-31
T. Rowe Price Associates, Inc.1.194%-2.474%217,844-5,5262021-03-31
Northern Trust Corp1.175%-3.530%214,460-7,8482021-03-31
Jennison Associates LLC1.156%38.138%211,00158,2542021-03-31
Northern Trust Corp1.146%-0.784%212,778-1,6822021-06-30
Jennison Associates LLC1.121%-2.119%206,531-4,4702021-06-30
NORGES BANK1.099%6.045%200,49211,4292020-12-31
Amvescap Plc.1.072%-19.290%195,648-46,7602021-03-31
ProShare Advisors LLC1.058%-19.521%196,581-47,6822021-06-30
Bank of New York Mellon Corp1.044%2.081%192,4523,9232021-06-30
Bank of New York Mellon Corp1.033%0.844%188,5291,5782021-03-31
T. Rowe Price Associates, Inc.1.026%-12.528%190,553-27,2912021-06-30
FMR Inc0.964%46.649%175,78955,9182021-03-31
FMR Inc0.931%-1.621%172,939-2,8502021-06-30

Mutual Fund Ownership

iShares Core S&P Small-Cap ETF is the biggest individual fund holder of Stamps.com Inc (STMP), owning a total of 1.2 million shares. Combined, the top 99 mutual fund holders of STMP own 120.31% of the company with a total of 22.2 million shares.

In the latest ownership report, the top 99 mutual funds have increased their combined ownership of STMP by 331 thousand shares, a 1.47% increase from the quarter prior.

Mutual Funds Chart

Your browser does not support this chart.

Top Mutual Funds

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
iShares Core S&P Small-Cap ETF6.772%0.040%1,235,6334902021-06-30
iShares Core S&P Small-Cap ETF6.713%0.880%1,224,87610,6822021-07-30
iShares Core S&P Small-Cap ETF6.655%0.040%1,214,1944902021-07-28
iShares Core S&P Small-Cap ETF6.586%0.016%1,223,3481962021-08-31
iShares Core S&P Small-Cap ETF6.560%0.000%1,218,50802021-09-30
Vanguard Total Stock Mkt Idx Inv2.696%0.460%491,8462,2542021-06-30
Vanguard Total Stock Mkt Idx Inv2.661%0.459%494,3582,2572021-09-30
Vanguard Total Stock Mkt Idx Inv2.653%0.179%492,7278812021-07-31
Vanguard Total Stock Mkt Idx Inv2.649%-0.127%492,101-6262021-08-31
Vanguard Small Cap Index2.375%1.494%433,3496,3782021-06-30
Vanguard Small Cap Index2.351%0.600%436,7812,6042021-09-30
Vanguard Small Cap Index2.337%0.120%434,1775202021-08-31
Vanguard Small Cap Index2.335%0.071%433,6573082021-07-31
iShares Russell 2000 ETF2.225%-0.721%406,037-2,9482021-06-30
iShares Russell 2000 ETF2.211%0.117%410,6674782021-08-31
iShares Russell 2000 ETF2.206%-0.418%402,470-1,6912021-07-30
iShares Russell 2000 ETF2.183%0.355%398,2651,4072021-07-28
iShares Russell 2000 ETF2.178%0.000%404,63202021-09-30
Vanguard Small Cap Growth Index Inv1.505%-1.589%274,574-4,4332021-06-30
Vanguard Small Cap Growth Index Inv1.487%0.520%276,1741,4282021-09-30
Vanguard Small Cap Growth Index Inv1.479%0.174%274,7464772021-08-31
Vanguard Small Cap Growth Index Inv1.477%-0.111%274,269-3052021-07-31
Vanguard Extended Market Index Investor1.408%2.313%261,5325,9122021-07-31
Vanguard Extended Market Index Investor1.406%-0.167%261,096-4362021-08-31
Vanguard Extended Market Index Investor1.401%-1.769%255,620-4,6042021-06-30
Vanguard Extended Market Index Investor1.320%-6.066%245,257-15,8392021-09-30
iShares S&P Small-Cap 600 Growth ETF1.307%0.312%238,4527412021-06-30
iShares S&P Small-Cap 600 Growth ETF1.293%0.848%235,9271,9842021-07-30
iShares S&P Small-Cap 600 Growth ETF1.285%0.000%238,63002021-09-30
iShares S&P Small-Cap 600 Growth ETF1.282%-0.106%233,943-2482021-07-28
iShares S&P Small-Cap 600 Growth ETF1.280%0.000%237,75602021-08-31
MFS New Discovery Value I1.025%1.041%186,9301,9262021-06-30
MFS New Discovery Value I1.014%17.208%185,00427,1612021-05-31
MFS New Discovery I0.988%0.000%180,33002021-05-31
MFS New Discovery I0.988%0.000%180,33002021-06-30
Vanguard Tax-Managed Small Cap Adm0.870%0.890%158,6661,4002021-06-30
Vanguard Tax-Managed Small Cap Adm0.862%0.000%160,16602021-08-31
Vanguard Tax-Managed Small Cap Adm0.862%0.945%160,1661,5002021-07-31
Vanguard Tax-Managed Small Cap Adm0.862%0.000%160,16602021-09-30
T. Rowe Price QM US Small-Cap Gr Eq0.737%-14.829%134,400-23,4002021-06-30
BlackRock Event Driven Equity Instl0.735%4.837%136,6086,3032021-08-31
BlackRock Event Driven Equity Instl0.735%0.000%136,60802021-09-30
The Merger Fund A0.711%0.000%132,116132,1162021-09-30
Fidelity® Small Cap Index0.709%0.860%131,6861,1232021-08-31
BlackRock Event Driven Equity Instl0.707%0.000%130,305130,3052021-07-31
Fidelity® Small Cap Index0.703%0.944%130,5631,2212021-07-31
Fidelity® Small Cap Index0.697%2.463%127,1763,0572021-05-31
Fidelity® Small Cap Index0.696%1.703%129,3422,1662021-06-30
Amplify Online Retail ETF0.663%0.000%120,94302021-06-30
Fidelity® Small Cap Index0.629%5.301%114,7435,7762021-01-31
Amplify Online Retail ETF0.628%-3.940%114,486-4,6962021-07-28
Amplify Online Retail ETF0.628%0.000%114,48602021-07-30
Invesco OFI Small Cap Growth0.619%-26.239%112,957-40,1832021-03-31
Invesco Discovery A0.619%-26.239%112,957-40,1832021-03-31
DFA US Small Cap I0.590%-13.456%107,664-16,7392021-05-31
Amplify Online Retail ETF0.578%3.389%107,4423,5222021-08-31
Principal SmallCap S&P 600 Idx SP0.556%0.586%101,4675912021-06-30
Principal SmallCap S&P 600 Idx SP0.551%0.000%101,46702021-07-31
Principal SmallCap S&P 600 Idx SP0.546%0.000%101,46702021-08-31
DFA US Small Cap I0.545%-7.592%99,490-8,1742021-06-30
Principal SmallCap S&P 600 Idx SP0.540%-1.126%100,325-1,1422021-09-30
DFA US Small Cap I0.536%0.000%99,49002021-09-30
DFA US Small Cap I0.536%0.000%99,49002021-08-31
DFA US Small Cap I0.536%0.000%99,49002021-07-31
Amplify Online Retail ETF0.534%0.000%99,22402021-09-30
Fidelity® Extended Market Index0.534%2.043%99,0931,9842021-07-31
Fidelity® Extended Market Index0.534%0.000%99,09302021-08-31
Fidelity® Extended Market Index0.532%3.484%97,1093,2692021-05-31
Fidelity® Extended Market Index0.532%0.000%97,10902021-06-30
iShares Russell 2000 Growth ETF0.528%0.126%96,3831212021-06-30
iShares Russell 2000 Growth ETF0.527%0.252%96,1412422021-07-30
iShares Russell 2000 Growth ETF0.526%0.000%96,02002021-07-28
ProShares Online Retail ETF0.517%-45.983%94,375-80,3372021-06-30
iShares Russell 2000 Growth ETF0.517%0.000%96,02402021-08-31
iShares Russell 2000 Growth ETF0.514%0.000%95,40602021-09-30
FIAM Small Cap Core Composite0.498%12.530%92,50010,3002021-06-30
FIAM Small Cap Core Pool0.498%12.530%92,50010,3002021-06-30
Fidelity® Extended Market Index0.498%-6.693%92,461-6,6322021-09-30
SPDR® S&P 600 Small Cap Growth ETF0.482%0.379%89,5953382021-08-31
SPDR® S&P 600 Small Cap Growth ETF0.479%0.000%89,05402021-09-30
SPDR® S&P 600 Small Cap Growth ETF0.476%0.000%86,92302021-07-30
SPDR® S&P 600 Small Cap Growth ETF0.476%0.955%87,7538302021-07-31
FIAM Small Cap Core Composite0.451%0.000%82,20082,2002021-03-31
FIAM Small Cap Core Pool0.451%0.000%82,20082,2002021-03-31
State St Russell Sm/Mid Cp® Indx NL Cl C0.436%0.000%80,89702021-09-30
Vanguard Strategic Equity Inv0.415%0.000%77,14702021-06-30
Columbia Small Cap Index Inst0.403%-1.142%74,820-8642021-09-30
Arbitrage R0.360%0.000%66,93766,9372021-08-31
Man GLG Event Driven Alternative IN USD0.360%0.000%66,84466,8442021-07-31
State St Russell Sm Cap® Indx NL Cl C0.353%-3.249%65,517-2,2002021-09-30
Vanguard S&P Small-Cap 600 ETF0.350%1.523%64,9929752021-09-30
MFS® VIT New Discovery Init0.341%0.000%63,36502021-06-30
NT R2000 Index Fund - NL0.316%-3.859%58,598-2,3522021-09-30
JNL Small Cap Index I0.273%-3.304%50,750-1,7342021-09-30
NT R2000 Index Fund - DC - NL - 20.243%-1.902%45,075-8742021-09-30
T. Rowe Price QM US Small-Cap Gr Eq0.236%-67.336%43,900-90,5002021-09-30
NT R2000 Growth Index Fund - NL0.227%-3.838%42,245-1,6862021-09-30
Vanguard Explorer Inv0.219%0.000%40,71402021-06-30
Disciplined Growth Investors0.201%0.000%37,27402021-06-30

Discussions

Please log in or register to share your thoughts.

ihatenewegg

$STMP they don’t want us to shine… But we gon shine…

0 Like Report