Form 13-F position report

* STAMPS COM INC

Reported by Jetstream Capital LLC

STMP CUSIP 852857200 Manager CIK 0001350605

Reported 28,000 shares, up 7,000 (33.3%) from the prior quarter.

Reported value 35.6%; share count 33.3% vs. the prior quarter.

Added
% of reported 13F value 3.48% This manager · Q1 2021
Shares 28,000 Quarter-end amount reported
Reported value $5,586,000 Fair value at quarter end
Consecutive quarters held 2 Through Q1 2021

Reported position value by quarter

Reported position value by quarter

Each bar is a Form 13-F quarter-end snapshot. It does not show trades made within the quarter.

Reported position value by quarter
Date Holding Value
2020-12-31 4120000
2021-03-31 5586000
2021-06-30 5208000
2021-09-30 0

Quarterly position history

How this manager's reported quarter-end position changed over time.

4 quarters
Quarterly reported position history for * STAMPS COM INC held by Jetstream Capital LLC.
Quarter Activity Shares Change % of reported 13F Reported value Filed Source filing
Q3 2021 Reduced 0 -26,000 (-100.0%) 0 $0 2021-11-15
Q2 2021 Reduced 26,000 -2,000 (-7.1%) 4.01% $5,208,000 2021-08-16
Q1 2021 Added 28,000 +7,000 (33.3%) 3.48% $5,586,000 2021-05-17
Q4 2020 New 21,000 +21,000 (0.0%) 3.89% $4,120,000 2021-02-16

Who else reported the position

304 managers reported * STAMPS COM INC for Q1 2021.

Managers reporting * STAMPS COM INC in Q1 2021.
Manager Activity Shares Change % of reported 13F Reported value Tenure
BlackRock Inc Added 2,886,212 +65,775 0.02% $575,828,000 32 qtrs
VANGUARD GROUP INC Added 2,006,065 +56,913 0.01% $400,231,000 32 qtrs
DISCIPLINED GROWTH INVESTORS INC MN Reduced 871,277 -118,985 3.52% $173,828,000 32 qtrs
Simcoe Capital Management LLC Added 598,375 +328,305 15.2% $119,381,000 8 qtrs
Fisher Asset Management LLC Reduced 586,389 -27,258 0.08% $116,990,000 23 qtrs
STATE STREET CORPORATION Added 567,866 +5,775 < 0.01% $113,295,000 32 qtrs
MASSACHUSETTS FINANCIAL SERVICES CO MA Added 558,033 +180,853 0.03% $111,333,000 9 qtrs
DIMENSIONAL FUND ADVISORS LP Reduced 420,263 -10,209 0.03% $83,837,000 32 qtrs
VISTA EQUITY PARTNERS MANAGEMENT LLC New 406,975 +406,975 1.18% $81,196,000 1 qtr
D E Shaw & Co Inc Reduced 311,535 -120,633 0.06% $62,154,000 15 qtrs
Premium adds each manager's conviction percentile across reporting peers.
Filing details and methodology As reported
Report period
March 31, 2021
Filed
May 17, 2021
Filing type
13F-HR
Position type
COM NEW

Voting authority reported

Sole
0
Shared
0
None
28,000

“None” means the manager reported no voting authority for those shares on non-routine matters. It does not disclose why and is not evidence of securities lending.

Form 13-F is a delayed quarter-end snapshot of disclosed long Section 13(f) securities. It can be filed up to 45 days after quarter end, excludes short positions and most non-U.S. securities, and does not reveal intra-quarter trading. For options, reported shares and value describe the underlying-share exposure; strike, expiry, premium, and written positions are not disclosed.