Renaissance Technologies
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Renaissance Technologies’s Acacia Research ACTG Stock Holding History

Renaissance Technologies’s Portfolio ACTG Stock Details ACTG Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$6.77M Buy
1,407,584
+12,284
+0.9% +$51.8K 0.01% 1186
2025
Q4 		$5.22M Sell
1,395,300
-130,700
-9% -$469K 0.01% 1280
2025
Q3 		$4.96M Sell
1,526,000
-33,086
-2% -$115K 0.01% 1501
2025
Q2 		$5.58M Sell
1,559,086
-19,214
-1% -$66.2K 0.01% 1455
2025
Q1 		$5.05M Sell
1,578,300
-17,100
-1% -$69.9K 0.01% 1425
2024
Q4 		$6.92M Sell
1,595,400
-47,400
-3% -$215K 0.01% 1238
2024
Q3 		$7.66M Buy
1,642,800
+132,557
+9% +$655K 0.01% 1185
2024
Q2 		$7.57M Buy
1,510,243
+6,143
+0.4% +$31.8K 0.01% 1075
2024
Q1 		$8.02M Sell
1,504,100
-27,100
-2% -$113K 0.01% 1116
2023
Q4 		$6M Sell
1,531,200
-80,800
-5% -$299K 0.01% 1237
2023
Q3 		$5.88M Sell
1,612,000
-33,100
-2% -$127K 0.01% 1214
2023
Q2 		$6.84M Sell
1,645,100
-2,412
-0.1% -$9.73K 0.01% 1233
2023
Q1 		$6.36M Buy
1,647,512
+21,112
+1% +$89.2K 0.01% 1342
2022
Q4 		$6.85M Sell
1,626,400
-114,400
-7% -$448K 0.01% 1316
2022
Q3 		$7.03M Sell
1,740,800
-254,898
-13% -$1.18M 0.01% 1227
2022
Q2 		$10.1M Buy
1,995,698
+14,798
+0.7% +$67.9K 0.01% 1107
2022
Q1 		$8.93M Sell
1,980,900
-55,600
-3% -$234K 0.01% 1191
2021
Q4 		$10.4M Sell
2,036,500
-117,200
-5% -$632K 0.01% 1045
2021
Q3 		$14.6M Sell
2,153,700
-119,300
-5% -$731K 0.02% 829
2021
Q2 		$15.4M Sell
2,273,000
-196,100
-8% -$1.17M 0.02% 902
2021
Q1 		$16.4M Sell
2,469,100
-351,200
-12% -$2.21M 0.02% 894
2020
Q4 		$11.1M Sell
2,820,300
-165,100
-6% -$592K 0.01% 1093
2020
Q3 		$10.4M Sell
2,985,400
-146,900
-5% -$572K 0.01% 1109
2020
Q2 		$12.8M Sell
3,132,300
-155,400
-5% -$451K 0.01% 1079
2020
Q1 		$7.3M Sell
3,287,700
-102,900
-3% -$251K 0.01% 1350
2019
Q4 		$9.02M Sell
3,390,600
-53,100
-2% -$146K 0.01% 1512
2019
Q3 		$9.23M Sell
3,443,700
-41,600
-1% -$116K 0.01% 1439
2019
Q2 		$10.3M Buy
3,485,300
+21,800
+0.6% +$68K 0.01% 1384
2019
Q1 		$11.3M Buy
3,463,500
+124,700
+4% +$387K 0.01% 1305
2018
Q4 		$9.95M Sell
3,338,800
-31,900
-0.9% -$98.7K 0.01% 1308
2018
Q3 		$10.8M Sell
3,370,700
-75,800
-2% -$282K 0.01% 1309
2018
Q2 		$14.3M Sell
3,446,500
-5,200
-0.2% -$20K 0.02% 1142
2018
Q1 		$12.1M Buy
3,451,700
+42,700
+1% +$157K 0.01% 1246
2017
Q4 		$13.8M Sell
3,409,000
-120,000
-3% -$508K 0.02% 1192
2017
Q3 		$16.1M Sell
3,529,000
-44,800
-1% -$168K 0.02% 1028
2017
Q2 		$14.7M Buy
3,573,800
+68,200
+2% +$317K 0.02% 1031
2017
Q1 		$20.2M Buy
3,505,600
+103,800
+3% +$606K 0.03% 800
2016
Q4 		$22.1M Buy
3,401,800
+418,500
+14% +$2.72M 0.04% 720
2016
Q3 		$19.5M Buy
2,983,300
+610,800
+26% +$3.52M 0.03% 719
2016
Q2 		$10.4M Buy
2,372,500
+239,600
+11% +$1.1M 0.02% 1112
2016
Q1 		$8.08M Buy
2,132,900
+932,900
+78% +$3.42M 0.02% 1283
2015
Q4 		$5.15M Buy
1,200,000
+676,800
+129% +$4.48M 0.01% 1457
2015
Q3 		$4.75M Buy
523,200
+36,000
+7% +$324K 0.01% 1433
2015
Q2 		$4.27M Buy
487,200
+219,800
+82% +$2.26M 0.01% 1540
2015
Q1 		$2.86M Buy
+267,400
New +$3.49M 0.01% 1718
2014
Q2 		– Sell
-83,600
Closed -$1.28M – 2757
2014
Q1 		$1.28M Sell
83,600
-158,300
-65% -$2.3M ﹤0.01% 1976
2013
Q4 		$3.52M Buy
+241,900
New +$3.82M 0.01% 1411
2013
Q3 		– Sell
-85,500
Closed -$1.91M – 2786
2013
Q2 		$1.91M Buy
+85,500
New +$2.15M 0.01% 1608

Other funds holding ACTG

SV
Starboard Value New York $4.57B AUM 4.97% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
KF
Krilogy Financial St. Louis, Missouri $3.11B AUM 20.67% 1-Year Est. Return
PLC
Peapod Lane Capital Bedford Hills, New York $122M AUM 67.29% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
PRCP
Pacific Ridge Capital Partners Lake Oswego, Oregon $462M AUM 40.76% 1-Year Est. Return
FAM
Formidable Asset Management Cincinnati, Ohio $629M AUM 15.56% 1-Year Est. Return

Renaissance Technologies's ACTG Position: Q1 2026 in Review

Renaissance Technologies increased its Acacia Research (ACTG) stake by 0.88% in Q1 2026, buying an estimated $51.8K and bringing the position to 1,407,584 shares worth $6.77M. The position accounts for 0.01% of the portfolio, ranked #1186.

Renaissance Technologies first reported a position in ACTG in Q2 2013 and has held it in 48 quarters since. The position peaked at $22.1M in Q4 2016. 118 funds tracked by Wall St. Rank hold ACTG as of Q1 2026.

  • Renaissance Technologies held 1,407,584 shares of Acacia Research worth $6.77M as of Q1 2026.
  • Renaissance Technologies bought 12,284 Acacia Research shares in Q1 2026, an estimated $51.8K.
  • Acacia Research made up 0.01% of Renaissance Technologies's portfolio in Q1 2026, its #1186 holding.
  • Renaissance Technologies first reported a position in Acacia Research in Q2 2013 and has held it in 48 quarters since.
  • Renaissance Technologies's Acacia Research position peaked at $22.1M in Q4 2016.
  • 118 funds tracked by Wall St. Rank held Acacia Research as of Q1 2026.

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