Citadel Advisors’s Acacia Research ACTG Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$950K Sell
197,571
-133,556
-40% -$563K ﹤0.01% 7774
2025
Q4
$1.24M Sell
331,127
-118,961
-26% -$427K ﹤0.01% 6933
2025
Q3
$1.46M Sell
450,088
-144,016
-24% -$499K ﹤0.01% 6718
2025
Q2
$2.13M Buy
594,104
+487,294
+456% +$1.68M ﹤0.01% 5592
2025
Q1
$342K Buy
106,810
+73,640
+222% +$301K ﹤0.01% 9291
2024
Q4
$144K Buy
33,170
+20,814
+168% +$94.3K ﹤0.01% 10955
2024
Q3
$57.6K Sell
12,356
-24,858
-67% -$123K ﹤0.01% 11755
2024
Q2
$186K Buy
37,214
+34,872
+1,489% +$181K ﹤0.01% 10040
2024
Q1
$12.5K Sell
2,342
-52,598
-96% -$219K ﹤0.01% 13358
2023
Q4
$215K Buy
54,940
+31,876
+138% +$118K ﹤0.01% 9806
2023
Q3
$84.2K Sell
23,064
-44,855
-66% -$172K ﹤0.01% 11104
2023
Q2
$283K Sell
67,919
-54,356
-44% -$219K ﹤0.01% 9180
2023
Q1
$472K Sell
122,275
-49,983
-29% -$211K ﹤0.01% 8435
2022
Q4
$725K Buy
+172,258
New +$674K ﹤0.01% 7466
2022
Q3
Sell
-126,431
Closed -$584K 12493
2022
Q2
$637K Buy
126,431
+90,210
+249% +$414K ﹤0.01% 8100
2022
Q1
$163K Sell
36,221
-26,400
-42% -$111K ﹤0.01% 11760
2021
Q4
$321K Buy
62,621
+40,615
+185% +$219K ﹤0.01% 10769
2021
Q3
$149K Sell
22,006
-39,071
-64% -$239K ﹤0.01% 12388
2021
Q2
$413K Buy
61,077
+7,339
+14% +$43.7K ﹤0.01% 10491
2021
Q1
$357K Buy
53,738
+16,791
+45% +$106K ﹤0.01% 10442
2020
Q4
$146K Buy
+36,947
New +$133K ﹤0.01% 9960
2020
Q2
Sell
-28,634
Closed -$83K 9694
2020
Q1
$63K Buy
+28,634
New +$69.9K ﹤0.01% 8910
2019
Q3
Sell
-18,771
Closed -$56K 9088
2019
Q2
$56K Sell
18,771
-9,729
-34% -$30.3K ﹤0.01% 8696
2019
Q1
$93K Buy
28,500
+6,277
+28% +$19.5K ﹤0.01% 8586
2018
Q4
$66K Sell
22,223
-7,326
-25% -$22.7K ﹤0.01% 8413
2018
Q3
$94K Sell
29,549
-32
-0.1% -$119 ﹤0.01% 8595
2018
Q2
$123K Buy
29,581
+12,442
+73% +$47.8K ﹤0.01% 8149
2018
Q1
$60K Sell
17,139
-408
-2% -$1.5K ﹤0.01% 7872
2017
Q4
$71K Sell
17,547
-11,505
-40% -$48.7K ﹤0.01% 7531
2017
Q3
$132K Buy
29,052
+8,668
+43% +$32.4K ﹤0.01% 6930
2017
Q2
$84K Buy
20,384
+8,269
+68% +$38.5K ﹤0.01% 6965
2017
Q1
$70K Buy
+12,115
New +$70.7K ﹤0.01% 6967
2016
Q3
Sell
-10,392
Closed -$46K 7172
2016
Q2
$46K Sell
10,392
-171,891
-94% -$790K ﹤0.01% 6428
2016
Q1
$691K Sell
182,283
-108,823
-37% -$399K ﹤0.01% 3958
2015
Q4
$1.25M Sell
291,106
-59,866
-17% -$397K ﹤0.01% 3302
2015
Q3
$3.19M Buy
350,972
+136,491
+64% +$1.23M ﹤0.01% 2398
2015
Q2
$1.88M Sell
214,481
-118,215
-36% -$1.21M ﹤0.01% 3128
2015
Q1
$3.56M Buy
332,696
+282,534
+563% +$3.69M ﹤0.01% 2401
2014
Q4
$850K Buy
50,162
+42,723
+574% +$740K ﹤0.01% 3960
2014
Q3
$115K Buy
+7,439
New +$125K ﹤0.01% 6281
2014
Q2
Sell
-16,376
Closed -$265K 7924
2014
Q1
$250K Sell
16,376
-27,100
-62% -$394K ﹤0.01% 5249
2013
Q4
$632K Buy
43,476
+42,533
+4,510% +$672K ﹤0.01% 3738
2013
Q3
$22K Sell
943
-10,604
-92% -$243K ﹤0.01% 6159
2013
Q2
$258K Buy
+11,547
New +$290K ﹤0.01% 4434

Other funds holding ACTG

Citadel Advisors's ACTG Position: Q1 2026 in Review

Citadel Advisors reduced its Acacia Research (ACTG) stake by 40% in Q1 2026, selling an estimated $563K and leaving 197,571 shares worth $950K. The position accounts for ﹤0.01% of the portfolio, ranked #7774.

Citadel Advisors first reported a position in ACTG in Q2 2013 and has held it in 44 quarters since. The position peaked at $3.56M in Q1 2015. 118 funds tracked by Wall St. Rank hold ACTG as of Q1 2026.

  • Citadel Advisors held 197,571 shares of Acacia Research worth $950K as of Q1 2026.
  • Citadel Advisors sold 133,556 Acacia Research shares in Q1 2026, an estimated $563K.
  • Acacia Research made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #7774 holding.
  • Citadel Advisors first reported a position in Acacia Research in Q2 2013 and has held it in 44 quarters since.
  • Citadel Advisors's Acacia Research position peaked at $3.56M in Q1 2015.
  • 118 funds tracked by Wall St. Rank held Acacia Research as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.