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Shannon River Fund Management LLC 13F filings

Manager(s): Spencer Waxman

Holdings as of 2021-03-31

Filed on 2021-05-17 under CIK 1301050

Company
Investment Type
Change
Value (x$1000)
increase or decrease
INVESCO QQQ TR UNIT SER 1

Put options for 720,000 sh
720,000 sh
NEW
$229,774
$229,774
ISHARES TR EXPANDED TECH

Put options for 300,000 sh
300,000 sh
NEW
$102,426
$102,426
DYNATRACE INC
1,992,065 sh
68,295 sh
4%
$96,097
$12,855
AUTODESK INC
289,546 sh
122,128 sh
73%
$80,248
$29,129
NEW YORK TIMES CO
1,555,932 sh
705,932 sh
83%
$78,761
$34,756
INTERDIGITAL INC
1,198,674 sh
-44,918 sh
-4%
$76,056
$595
GODADDY INC
873,673 sh
194,545 sh
29%
$67,814
$11,480
FLEX LTD ORD
3,555,325 sh
-1,095,450 sh
-24%
$65,098
-$18,523
WARNER MUSIC GROUP CORP
1,578,293 sh
16,789 sh
1%
$54,183
-$5,139
SPROUT SOCIAL INC
859,127 sh
142,500 sh
20%
$49,623
$17,081
MANHATTAN ASSOCS INC
414,270 sh
238,500 sh
136%
$48,627
$30,140
ZYNGA INC CLASS A
4,567,330 sh
642,836 sh
16%
$46,632
$7,897
UBER TECHNOLOGIES INC
835,159 sh
-8,790 sh
-1%
$45,525
$2,484
ZOOMINFO TECHNOLOGIES INC CL A COMMON STOCK
923,902 sh
9,800 sh
1%
$45,179
$1,092
ISHARES TR RUSSELL 2000 ETF

Put options for 200,000 sh
200,000 sh
NEW
$44,188
$44,188
TRIPADVISOR INC
772,000 sh
772,000 sh
NEW
$41,526
$41,526
TARGET CORP
157,700 sh
69,600 sh
79%
$31,236
$15,684
EverQuote, Inc.
820,971 sh
-427,214 sh
-34%
$29,793
-$16,827
SAILPOINT TECHNLGIES HLDGS I
473,633 sh
-62,100 sh
-12%
$23,985
-$4,537
Pinterest, Inc.
267,000 sh
267,000 sh
NEW
$19,766
$19,766
Lightspeed POS Inc Common Stock
309,000 sh
309,000 sh
NEW
$19,415
$19,415
PEGASYSTEMS INC
159,973 sh
43,700 sh
38%
$18,291
$2,796
Salesforce.com
85,000 sh
85,000 sh
NEW
$18,009
$18,009
SONOS INC
421,367 sh
-841,271 sh
-67%
$15,789
-$13,744
IAC INTERACTIVECORP NEW COM
71,888 sh
-7,200 sh
-9%
$15,550
$575
Zoom Video Comms Inc Cl A
41,900 sh
41,900 sh
NEW
$13,462
$13,462
FLWS/1-800 FLOWERS
473,362 sh
-346,382 sh
-42%
$13,070
-$8,243
E MERGE TECHNOLOGY ACQUISITI COM CL A
1,292,027 sh
 
$12,597
CARPARTS.COM INC
838,734 sh
838,734 sh
NEW
$11,977
$11,977
EVERTEC INC
240,564 sh
3,900 sh
2%
$8,954
-$352
Outfront Media Inc
344,435 sh
-582,855 sh
-63%
$7,519
-$10,619
E2OPEN PARENT HOLDINGS INC COM
700,000 sh
700,000 sh
NEW
$6,972
$6,972
Avalara Inc
52,000 sh
52,000 sh
NEW
$6,938
$6,938
SUPERNOVA PARTNERS ACQUISTN UNIT 99/99/9999
600,000 sh
600,000 sh
NEW
$6,024
$6,024
SUPERNOVA PARTNERS ACQUISI A COMMON STOCK USD.0001
487,656 sh
 
$4,930
CASCADE ACQUISITION CORP COM CL A
500,000 sh
500,000 sh
NEW
$4,925
$4,925
DRAGONEER GROWTH OPPORTUN CO COM CL A
304,113 sh
 
$3,087
890 5TH AVENUE PARTNERS CL A ORD COM
300,000 sh
300,000 sh
NEW
$2,907
$2,907
SUPERNOVA PARTN ACQ CO III L UNIT 99/99/9999
250,000 sh
250,000 sh
NEW
$2,500
$2,500
FORTRESS CAPITAL ACQUISITI A COMMON STOCK USD.0001
200,000 sh
200,000 sh
NEW
$1,962
$1,962
E MERGE TECHNOLOGY ACQUISITI *W EXP 07/30/202
430,675 sh
 
$1,832
MICRON TECHNOLOGY INC
17,491 sh
17,491 sh
NEW
$1,543
$1,543
ROTH CH ACQUISITION III CO UNIT 02/26/2026
150,000 sh
150,000 sh
NEW
$1,500
$1,500
CASCADE ACQUISITION CORP *W EXP 11/30/202
250,000 sh
250,000 sh
NEW
$1,167
$1,167
SUPERNOVA PARTNERS ACQUISI A SUPERNOVA PARTNERS ACQU CW25
162,552 sh
 
$896
GIGCAPITAL4 UNT COM
50,000 sh
50,000 sh
NEW
$494
$494
890 5TH AVENUE PARTNERS CL A 890 5TH AVENUE PA CL A CW27
100,000 sh
100,000 sh
NEW
$449
$449
ANDINA ACQUISITION CORP III *W EXP 07/31/202
86,406 sh
 
$384
DRAGONEER GROWTH OPPORTUN A DRAGONEER GROWTH OPPORTUNIWS
60,822 sh
 
$312
Grid Dynamics Holdings Inc GRID DYNAMICS HOLDINGS-CW23
23,331 sh
 
$298
ION ACQUISITION CORP 2 LTD UNIT 99/99/9999
20,000 sh
20,000 sh
NEW
$203
$203
FORTRESS CAPITAL ACQUISITI A FORTRESS CAP ACQ CL A CW27
40,000 sh
40,000 sh
NEW
$190
$190
ION ACQUISITION CORP LTD A ION ACQUISITION CORP 1 CW27
19,506 sh
 
$117
ANDINA ACQUISITION CORP III RIGHT 07/31/2020
86,406 sh
 
$60
CLASS ACCELERATION CORP COM
5,000 sh
5,000 sh
NEW
$48
$48
CLASS ACCELERATION CORP *W EXP 03/31/202
2,500 sh
2,500 sh
NEW
$10
$10
GORES TECHNOLOGY PARTNERS II UNIT 03/16/2028
1,000 sh
1,000 sh
NEW
$10
$10
ROYAL CARIBBEAN CRUISES LTD
0 sh
-607,688 sh
-100%
$0
-$45,388
STAMPS COM INC
0 sh
-156,398 sh
-100%
$0
-$30,684
AMBARELLA INC SHS
0 sh
-128,324 sh
-100%
$0
-$11,783
FOLEY TRASIMENE ACQ CL A ORD COM
0 sh
-805,151 sh
-100%
$0
-$9,002
ARCO PLATFORM LTD COM CL A
0 sh
-241,079 sh
-100%
$0
-$8,556
CASCADE ACQUISITION CORP UNIT 99/99/9999
0 sh
-500,000 sh
-100%
$0
-$5,225
FINSERV ACQUISITION CORP CL A
0 sh
-413,931 sh
-100%
$0
-$5,174
ROTH CH ACQUISITION I CO *W EXP 01/28/202
0 sh
-298,871 sh
-100%
$0
-$4,635
Groupon, Inc
0 sh
-77,051 sh
-100%
$0
-$2,928
FINSERV ACQUISITION CORP *W EXP 11/04/202
0 sh
-286,290 sh
-100%
$0
-$2,465
FOLEY TRASIMENE ACQUISTN COR *W EXP 05/26/202
0 sh
-268,383 sh
-100%
$0
-$1,825
ION ACQUISITION CORP 1 LTD SHS CL A
0 sh
-97,531 sh
-100%
$0
-$1,148
ANDINA ACQUISITION CORP III SHS
0 sh
-86,406 sh
-100%
$0
-$921
UPWORK INC
0 sh
-22,209 sh
-100%
$0
-$767