Jim Simons
RDCM icon

Jim Simons’s Radcom RDCM Stock Holding History

Jim Simons’s Portfolio RDCM Stock Details RDCM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$2.36M Sell
193,793
-14,940
-7% -$179K ﹤0.01% 1813
2025
Q4 		$2.73M Buy
208,733
+23,511
+13% +$315K ﹤0.01% 1675
2025
Q3 		$2.68M Buy
185,222
+9,489
+5% +$129K ﹤0.01% 1882
2025
Q2 		$2.39M Sell
175,733
-6,900
-4% -$84.4K ﹤0.01% 2007
2025
Q1 		$2.09M Sell
182,633
-55,600
-23% -$710K ﹤0.01% 1963
2024
Q4 		$2.94M Buy
238,233
+18,600
+8% +$208K ﹤0.01% 1792
2024
Q3 		$2.27M Buy
219,633
+30,980
+16% +$301K ﹤0.01% 1932
2024
Q2 		$1.76M Sell
188,653
-9,080
-5% -$85.8K ﹤0.01% 1953
2024
Q1 		$2.21M Buy
197,733
+41,700
+27% +$407K ﹤0.01% 1970
2023
Q4 		$1.26M Buy
156,033
+8,033
+5% +$64.9K ﹤0.01% 2251
2023
Q3 		$1.29M Sell
148,000
-8,733
-6% -$81.1K ﹤0.01% 2135
2023
Q2 		$1.48M Sell
156,733
-6,600
-4% -$63K ﹤0.01% 2199
2023
Q1 		$1.65M Buy
163,333
+7,700
+5% +$80K ﹤0.01% 2143
2022
Q4 		$1.7M Sell
155,633
-6,200
-4% -$64.3K ﹤0.01% 2177
2022
Q3 		$1.84M Sell
161,833
-21,800
-12% -$255K ﹤0.01% 2064
2022
Q2 		$2.11M Sell
183,633
-200
-0.1% -$2.25K ﹤0.01% 2147
2022
Q1 		$2.39M Buy
183,833
+400
+0.2% +$4.75K ﹤0.01% 2105
2021
Q4 		$2.39M Sell
183,433
-20,400
-10% -$233K ﹤0.01% 2001
2021
Q3 		$2.32M Sell
203,833
-21,200
-9% -$232K ﹤0.01% 1973
2021
Q2 		$2.52M Sell
225,033
-13,800
-6% -$135K ﹤0.01% 2089
2021
Q1 		$2.36M Buy
238,833
+13,300
+6% +$136K ﹤0.01% 2117
2020
Q4 		$2.47M Buy
225,533
+24,000
+12% +$223K ﹤0.01% 1992
2020
Q3 		$1.91M Buy
201,533
+16,500
+9% +$150K ﹤0.01% 2165
2020
Q2 		$1.51M Buy
185,033
+16,100
+10% +$116K ﹤0.01% 2337
2020
Q1 		$1.03M Buy
168,933
+8,000
+5% +$65.2K ﹤0.01% 2408
2019
Q4 		$1.37M Buy
160,933
+8,200
+5% +$78.8K ﹤0.01% 2489
2019
Q3 		$1.4M Sell
152,733
-300
-0.2% -$2.56K ﹤0.01% 2455
2019
Q2 		$1.26M Sell
153,033
-6,300
-4% -$52.5K ﹤0.01% 2583
2019
Q1 		$1.18M Buy
159,333
+7,200
+5% +$56K ﹤0.01% 2597
2018
Q4 		$1.13M Sell
152,133
-17,100
-10% -$153K ﹤0.01% 2510
2018
Q3 		$1.9M Buy
169,233
+14,533
+9% +$265K ﹤0.01% 2304
2018
Q2 		$3.06M Buy
154,700
+84,300
+120% +$1.64M ﹤0.01% 2057
2018
Q1 		$1.29M Sell
70,400
-14,890
-17% -$285K ﹤0.01% 2543
2017
Q4 		$1.69M Sell
85,290
-8,810
-9% -$179K ﹤0.01% 2437
2017
Q3 		$1.98M Sell
94,100
-14,000
-13% -$281K ﹤0.01% 2302
2017
Q2 		$2.09M Sell
108,100
-20,300
-16% -$397K ﹤0.01% 2242
2017
Q1 		$2.76M Sell
128,400
-78,300
-38% -$1.46M ﹤0.01% 2061
2016
Q4 		$3.68M Sell
206,700
-131,600
-39% -$2.53M 0.01% 1869
2016
Q3 		$6.91M Buy
338,300
+219,875
+186% +$3.64M 0.01% 1406
2016
Q2 		$1.38M Sell
118,425
-60,900
-34% -$784K ﹤0.01% 2396
2016
Q1 		$2.46M Buy
179,325
+4,800
+3% +$67.3K ﹤0.01% 2087
2015
Q4 		$2.61M Buy
174,525
+3,200
+2% +$37.5K 0.01% 1943
2015
Q3 		$1.9M Buy
171,325
+4,200
+3% +$44.5K ﹤0.01% 2026
2015
Q2 		$1.76M Buy
167,125
+5,600
+3% +$58.1K ﹤0.01% 2144
2015
Q1 		$1.64M Buy
161,525
+2,420
+2% +$25.2K ﹤0.01% 2037
2014
Q4 		$1.93M Buy
159,105
+58,480
+58% +$527K ﹤0.01% 1819
2014
Q3 		$594K Buy
100,625
+3,300
+3% +$18.7K ﹤0.01% 2250
2014
Q2 		$511K Buy
97,325
+1,000
+1% +$5.71K ﹤0.01% 2312
2014
Q1 		$644K Sell
96,325
-4,700
-5% -$26.7K ﹤0.01% 2252
2013
Q4 		$535K Sell
101,025
-9,100
-8% -$43.7K ﹤0.01% 2336
2013
Q3 		$580K Buy
110,125
+4,500
+4% +$22.9K ﹤0.01% 2252
2013
Q2 		$343K Buy
+105,625
New +$345K ﹤0.01% 2367

Other funds holding RDCM

LLL
Lynrock Lake LP Rye Brook, New York $1.46B AUM 17.55% 1-Year Est. Return
AIC
AWM Investment Company New York $903M AUM 163.47% 1-Year Est. Return
VB
Value Base Tel Aviv, Israel $162M AUM 2.31% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
YLHM
Yelin Lapidot Holdings Management Tel Aviv, Israel $527M AUM 50.16% 1-Year Est. Return
PAG
Private Advisor Group Morristown, New Jersey $21.8B AUM 28.57% 1-Year Est. Return
Janney Montgomery Scott
Janney Montgomery Scott Philadelphia, Pennsylvania $51.6B AUM 27.34% 1-Year Est. Return
HIM
Herald Investment Management London, United Kingdom $737M AUM 158.15% 1-Year Est. Return
AIM
ARK Investment Management St. Petersburg, Florida $12.9B AUM 64.92% 1-Year Est. Return
Russell Investments Group
Russell Investments Group London, United Kingdom $114B AUM 41.71% 1-Year Est. Return

Jim Simons's RDCM Position: Q1 2026 in Review

Jim Simons reduced its Radcom (RDCM) stake by 7.2% in Q1 2026, selling an estimated $179K and leaving 193,793 shares worth $2.36M. The position accounts for ﹤0.01% of the portfolio, ranked #1813.

Jim Simons first reported a position in RDCM in Q2 2013 and has held it in 52 quarters since. The position peaked at $6.91M in Q3 2016. 45 funds tracked by Wall St. Rank hold RDCM as of Q1 2026.

  • Jim Simons held 193,793 shares of Radcom worth $2.36M as of Q1 2026.
  • Jim Simons sold 14,940 Radcom shares in Q1 2026, an estimated $179K.
  • Radcom made up ﹤0.01% of Jim Simons's portfolio in Q1 2026, its #1813 holding.
  • Jim Simons first reported a position in Radcom in Q2 2013 and has held it in 52 quarters since.
  • Jim Simons's Radcom position peaked at $6.91M in Q3 2016.
  • 45 funds tracked by Wall St. Rank held Radcom as of Q1 2026.

Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.