Stamps.com Inc (STMP) Ownership

329.61 ↑0.00 (0.00%)

As of October 4, 2021, 3:59pm EST.

Institutions
Mutual Funds

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 20 institutional holders of STMP own 63.32% of the company with a total of 11.8 million shares.

In the latest ownership report on June 30th 2021, the top 20 institutional holders increased their combined ownership of STMP by 293 thousand shares. 10 institutions bought 487,464 total additional shares and increased their ownership by an average of 15.92%. However 8 institutions sold 194,197 total shares and decreased their ownership by an average of 7.17%.

Overall this is a positive sign as the number of shares owned by the top 20 institutional holders of Stamps.com increased by a net total of 293,267 in the latest quarter.

Institution Ownership Chart

Latest Institutional Ownership Changes

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
BlackRock Inc	15.549%	0.070%	2,888,232	2,020	2021-06-30
Vanguard Group Inc	10.800%	0.003%	2,006,131	66	2021-06-30
Disciplined Growth Investors Inc	4.893%	4.310%	908,831	37,554	2021-06-30
Simcoe Capital Management, LLC	3.997%	24.083%	742,482	144,107	2021-06-30
State Street Corporation	3.281%	7.322%	609,443	41,577	2021-06-30
Fisher Asset Management, LLC	2.986%	-5.425%	554,577	-31,812	2021-06-30
Massachusetts Financial Services Company	2.704%	-9.976%	502,363	-55,670	2021-06-30
Vista Equity Partners Fund III LP	2.191%	0.000%	406,975	0	2021-06-30
Dimensional Fund Advisors, Inc.	2.140%	-5.411%	397,523	-22,740	2021-06-30
D. E. Shaw & Co LP	2.131%	27.063%	395,847	84,312	2021-06-30
Geode Capital Management, LLC	1.714%	14.088%	318,364	39,312	2021-06-30
Steel Peak Wealth Management LLC	1.636%	0.000%	303,847	0	2021-06-30
Harspring Capital Management LLC	1.595%	10.437%	296,286	28,000	2021-06-30
Morgan Stanley - Brokerage Accounts	1.397%	69.748%	259,419	106,593	2021-06-30
Northern Trust Corp	1.146%	-0.784%	212,778	-1,682	2021-06-30
Jennison Associates LLC	1.112%	-2.119%	206,531	-4,470	2021-06-30
ProShare Advisors LLC	1.058%	-19.521%	196,581	-47,682	2021-06-30
Bank of New York Mellon Corp	1.036%	2.081%	192,452	3,923	2021-06-30
T. Rowe Price Associates, Inc.	1.026%	-12.528%	190,553	-27,291	2021-06-30
FMR Inc	0.931%	-1.621%	172,939	-2,850	2021-06-30

Top Institutions

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
BlackRock Inc	15.549%	0.070%	2,888,232	2,020	2021-06-30
Vanguard Group Inc	10.800%	0.003%	2,006,131	66	2021-06-30
Disciplined Growth Investors Inc	4.893%	4.310%	908,831	37,554	2021-06-30
Simcoe Capital Management, LLC	3.997%	24.083%	742,482	144,107	2021-06-30
State Street Corporation	3.281%	7.322%	609,443	41,577	2021-06-30
Fisher Asset Management, LLC	2.986%	-5.425%	554,577	-31,812	2021-06-30
Massachusetts Financial Services Company	2.704%	-9.976%	502,363	-55,670	2021-06-30
Vista Equity Partners Fund III LP	2.191%	0.000%	406,975	0	2021-06-30
Dimensional Fund Advisors, Inc.	2.140%	-5.411%	397,523	-22,740	2021-06-30
D. E. Shaw & Co LP	2.131%	27.063%	395,847	84,312	2021-06-30
Geode Capital Management, LLC	1.714%	14.088%	318,364	39,312	2021-06-30
Steel Peak Wealth Management LLC	1.636%	0.000%	303,847	0	2021-06-30
Harspring Capital Management LLC	1.595%	10.437%	296,286	28,000	2021-06-30
Morgan Stanley - Brokerage Accounts	1.397%	69.748%	259,419	106,593	2021-06-30
Northern Trust Corp	1.146%	-0.784%	212,778	-1,682	2021-06-30
Jennison Associates LLC	1.112%	-2.119%	206,531	-4,470	2021-06-30
ProShare Advisors LLC	1.058%	-19.521%	196,581	-47,682	2021-06-30
Bank of New York Mellon Corp	1.036%	2.081%	192,452	3,923	2021-06-30
T. Rowe Price Associates, Inc.	1.026%	-12.528%	190,553	-27,291	2021-06-30
FMR Inc	0.931%	-1.621%	172,939	-2,850	2021-06-30

Mutual Fund Ownership

MFS New Discovery Value I is the biggest individual fund holder of Stamps.com Inc (STMP), owning a total of 187 thousand shares. Combined, the top 20 mutual fund holders of STMP own 9.35% of the company with a total of 1.7 million shares.

In the latest ownership report on September 30th 2021, the top 20 fund holders increased their combined ownership of STMP by 28 thousand shares. 1 funds bought 132,116 total additional shares and increased their ownership by an average of 0.00%. However 6 funds sold 103,778 total shares and decreased their ownership by an average of 14.49%.

Overall this is a positive sign as the number of shares owned by the top 20 mutual funds holding Stamps.com increased by a net total of 28,338 in the latest report.

Mutual Funds Chart

Latest Mutual Fund Ownership Changes

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
BlackRock Event Driven Equity Instl	0.735%	0.000%	136,608	0	2021-09-30
The Merger Fund A	0.711%	0.000%	132,116	132,116	2021-09-30
DFA US Small Cap I	0.536%	0.000%	99,490	0	2021-09-30
Fidelity® Extended Market Index	0.498%	-6.693%	92,461	-6,632	2021-09-30
NT R2000 Index Fund - NL	0.316%	-3.859%	58,598	-2,352	2021-09-30
JNL Small Cap Index I	0.273%	-3.304%	50,750	-1,734	2021-09-30
NT R2000 Index Fund - DC - NL - 2	0.243%	-1.902%	45,075	-874	2021-09-30
T. Rowe Price QM US Small-Cap Gr Eq	0.236%	-67.336%	43,900	-90,500	2021-09-30
NT R2000 Growth Index Fund - NL	0.227%	-3.838%	42,245	-1,686	2021-09-30

Top Mutual Funds

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
MFS New Discovery Value I	1.006%	1.041%	186,930	1,926	2021-06-30
MFS New Discovery I	0.971%	0.000%	180,330	0	2021-06-30
BlackRock Event Driven Equity Instl	0.735%	0.000%	136,608	0	2021-09-30
The Merger Fund A	0.711%	0.000%	132,116	132,116	2021-09-30
Fidelity® Small Cap Index	0.709%	0.860%	131,686	1,123	2021-08-31
DFA US Small Cap I	0.536%	0.000%	99,490	0	2021-09-30
FIAM Small Cap Core Composite	0.498%	12.530%	92,500	10,300	2021-06-30
FIAM Small Cap Core Pool	0.498%	12.530%	92,500	10,300	2021-06-30
Fidelity® Extended Market Index	0.498%	-6.693%	92,461	-6,632	2021-09-30
Vanguard Strategic Equity Inv	0.415%	0.000%	77,147	0	2021-06-30
Arbitrage R	0.360%	0.000%	66,937	66,937	2021-08-31
Man GLG Event Driven Alternative IN USD	0.360%	0.000%	66,844	66,844	2021-07-31
MFS® VIT New Discovery Init	0.341%	0.000%	63,365	0	2021-06-30
NT R2000 Index Fund - NL	0.316%	-3.859%	58,598	-2,352	2021-09-30
JNL Small Cap Index I	0.273%	-3.304%	50,750	-1,734	2021-09-30
NT R2000 Index Fund - DC - NL - 2	0.243%	-1.902%	45,075	-874	2021-09-30
T. Rowe Price QM US Small-Cap Gr Eq	0.236%	-67.336%	43,900	-90,500	2021-09-30
NT R2000 Growth Index Fund - NL	0.227%	-3.838%	42,245	-1,686	2021-09-30
Vanguard Explorer Inv	0.219%	0.000%	40,714	0	2021-06-30
Disciplined Growth Investors	0.201%	0.000%	37,274	0	2021-06-30