SRFM
STMP

Shannon River Fund Management’s Stamps.com, Inc. STMP Stock Holding History

Shannon River Fund Management’s Portfolio STMP Stock Details STMP Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2021
Q1 		– Sell
-156,398
Closed -$30.7M – 72
2020
Q4 		$30.7M Buy
156,398
+25,980
+20% +$5.7M 2.88% 15
2020
Q3 		$31.4M Sell
130,418
-24,212
-16% -$5.78M 3.78% 12
2020
Q2 		$28.4M Buy
+154,630
New +$26.4M 3.72% 12
2018
Q1 		– Sell
-11,481
Closed -$2.16M – 43
2017
Q4 		$2.16M Sell
11,481
-56,620
-83% -$10.9M 0.52% 30
2017
Q3 		$13.8M Sell
68,101
-12,710
-16% -$2.33M 4.52% 9
2017
Q2 		$12.5M Buy
80,811
+48,642
+151% +$6.12M 3.68% 11
2017
Q1 		$3.81M Buy
+32,169
New +$3.97M 1.31% 22
2016
Q3 		– Sell
-290,500
Closed -$25.4M – 43
2016
Q2 		$25.4M Buy
290,500
+255,500
+730% +$22.8M 6.35% 4
2016
Q1 		$3.72M Sell
35,000
-247,100
-88% -$25.3M 0.95% 24
2015
Q4 		$30.9M Buy
282,100
+258,611
+1,101% +$23.7M 6% 4
2015
Q3 		$1.74M Buy
+23,489
New +$1.82M 0.32% 26
2014
Q1 		– Sell
-153,172
Closed -$6.45M – 71
2013
Q4 		$6.45M Sell
153,172
-25,500
-14% -$1.14M 0.48% 49
2013
Q3 		$8.21M Sell
178,672
-24,728
-12% -$1.04M 0.57% 46
2013
Q2 		$8.01M Buy
+203,400
New +$6.79M 0.96% 39

Other funds holding STMP

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
DGI
Disciplined Growth Investors Minneapolis, Minnesota $4.89B AUM 33.85% 1-Year Est. Return
SCM
Simcoe Capital Management New York $576M AUM 36.22% 1-Year Est. Return
Fisher Asset Management
Fisher Asset Management Camas, Washington $295B AUM 31.6% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VEPM
Vista Equity Partners Management San Francisco, California $42.7M AUM 16.65% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

Shannon River Fund Management's STMP Position: Q1 2021 in Review

Shannon River Fund Management sold out of Stamps.com, Inc. (STMP) in Q1 2021, closing a stake of 156,398 shares — an estimated $30.7M sold.

Shannon River Fund Management first reported a position in STMP in Q2 2013 and held it in 14 quarters. The position peaked at $31.4M in Q3 2020. 265 funds tracked by Wall St. Rank hold STMP as of Q1 2021.

  • Shannon River Fund Management reported no remaining Stamps.com, Inc. position as of Q1 2021 after selling out during the quarter.
  • Shannon River Fund Management sold 156,398 Stamps.com, Inc. shares in Q1 2021, an estimated $30.7M.
  • Shannon River Fund Management first reported a position in Stamps.com, Inc. in Q2 2013 and held it in 14 quarters.
  • Shannon River Fund Management's Stamps.com, Inc. position peaked at $31.4M in Q3 2020.
  • 265 funds tracked by Wall St. Rank held Stamps.com, Inc. as of Q1 2021.

Based on Shannon River Fund Management's 13F filing for Q1 2021, filed 17 May 2021.