Ken Griffin’s W.R. Berkley WRB Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $92.4M | Buy |
1,394,141
+1,281,891
| +1,142% | +$88.3M | 0.01% | 868 |
|
|
2025
Q4 | $7.87M | Buy |
112,250
+23,244
| +26% | +$1.71M | ﹤0.01% | 3586 |
|
|
2025
Q3 | $6.82M | Buy |
89,006
+70,805
| +389% | +$5.04M | ﹤0.01% | 3835 |
|
|
2025
Q2 | $1.34M | Sell |
18,201
-56,255
| -76% | -$4.03M | ﹤0.01% | 6480 |
|
|
2025
Q1 | $5.3M | Sell |
74,456
-292,920
| -80% | -$18M | ﹤0.01% | 3769 |
|
|
2024
Q4 | $21.5M | Buy |
+367,376
| New | +$22M | ﹤0.01% | 2087 |
|
|
2024
Q3 | – | Sell |
-692,690
| Closed | -$38.9M | – | 15373 |
|
|
2024
Q2 | $36.3M | Buy |
+692,690
| New | +$37.1M | 0.01% | 1421 |
|
|
2024
Q1 | – | Sell |
-54,756
| Closed | -$2.96M | – | 15525 |
|
|
2023
Q4 | $2.58M | Sell |
54,756
-1,005,599
| -95% | -$45.8M | ﹤0.01% | 4918 |
|
|
2023
Q3 | $44.9M | Sell |
1,060,355
-1,166,283
| -52% | -$48.3M | 0.01% | 1156 |
|
|
2023
Q2 | $88.4M | Buy |
2,226,638
+882,561
| +66% | +$34.7M | 0.02% | 684 |
|
|
2023
Q1 | $55.8M | Buy |
1,344,077
+158,909
| +13% | +$7.11M | 0.01% | 988 |
|
|
2022
Q4 | $57.3M | Sell |
1,185,168
-266,736
| -18% | -$12.9M | 0.01% | 1015 |
|
|
2022
Q3 | $62.5M | Buy |
1,451,904
+1,057,531
| +268% | +$45.9M | 0.01% | 884 |
|
|
2022
Q2 | $17.9M | Sell |
394,373
-386,200
| -49% | -$17.6M | ﹤0.01% | 1960 |
|
|
2022
Q1 | $34.7M | Sell |
780,573
-1,050,225
| -57% | -$41.9M | 0.01% | 1408 |
|
|
2021
Q4 | $67M | Sell |
1,830,798
-5,069
| -0.3% | -$180K | 0.01% | 945 |
|
|
2021
Q3 | $59.7M | Buy |
1,835,867
+349,483
| +24% | +$11.5M | 0.01% | 991 |
|
|
2021
Q2 | $49.2M | Sell |
1,486,384
-1,978,434
| -57% | -$68.5M | 0.01% | 1143 |
|
|
2021
Q1 | $116M | Sell |
3,464,818
-1,038,076
| -23% | -$32M | 0.03% | 520 |
|
|
2020
Q4 | $133M | Buy |
4,502,894
+2,555,213
| +131% | +$73.7M | 0.03% | 417 |
|
|
2020
Q3 | $52.9M | Sell |
1,947,681
-1,596,706
| -45% | -$43.8M | 0.02% | 824 |
|
|
2020
Q2 | $90.2M | Buy |
3,544,387
+3,331,118
| +1,562% | +$81.7M | 0.03% | 455 |
|
|
2020
Q1 | $4.95M | Sell |
213,269
-615,062
| -74% | -$18.3M | ﹤0.01% | 2721 |
|
|
2019
Q4 | $25.4M | Sell |
828,331
-97,207
| -11% | -$3M | 0.01% | 1275 |
|
|
2019
Q3 | $29.7M | Sell |
925,538
-955,991
| -51% | -$29.9M | 0.01% | 1135 |
|
|
2019
Q2 | $55.1M | Buy |
1,881,529
+1,338,569
| +247% | +$36.6M | 0.03% | 675 |
|
|
2019
Q1 | $13.6M | Buy |
542,960
+512,166
| +1,663% | +$12.1M | 0.01% | 1704 |
|
|
2018
Q4 | $674K | Buy |
30,794
+20,298
| +193% | +$456K | ﹤0.01% | 5943 |
|
|
2018
Q3 | $249K | Sell |
10,496
-25,495
| -71% | -$579K | ﹤0.01% | 7881 |
|
|
2018
Q2 | $772K | Sell |
35,991
-755,251
| -95% | -$16.8M | ﹤0.01% | 5655 |
|
|
2018
Q1 | $17M | Sell |
791,242
-2,618,683
| -77% | -$54.6M | 0.01% | 1261 |
|
|
2017
Q4 | $72.4M | Buy |
3,409,925
+3,123,671
| +1,091% | +$63.8M | 0.04% | 455 |
|
|
2017
Q3 | $5.66M | Sell |
286,254
-490,138
| -63% | -$9.81M | ﹤0.01% | 2181 |
|
|
2017
Q2 | $15.9M | Sell |
776,392
-1,006,529
| -56% | -$20.4M | 0.01% | 1128 |
|
|
2017
Q1 | $37.3M | Sell |
1,782,921
-1,062,447
| -37% | -$21.9M | 0.03% | 591 |
|
|
2016
Q4 | $56.1M | Buy |
2,845,368
+2,505,620
| +737% | +$45M | 0.06% | 334 |
|
|
2016
Q3 | $5.81M | Sell |
339,748
-2,468,242
| -88% | -$42.7M | 0.01% | 1830 |
|
|
2016
Q2 | $49.9M | Sell |
2,807,990
-355,252
| -11% | -$5.91M | 0.06% | 342 |
|
|
2016
Q1 | $52.7M | Sell |
3,163,242
-216,227
| -6% | -$3.32M | 0.07% | 281 |
|
|
2015
Q4 | $54.8M | Sell |
3,379,469
-379,947
| -10% | -$6.2M | 0.06% | 354 |
|
|
2015
Q3 | $60.6M | Buy |
3,759,416
+883,886
| +31% | +$14.5M | 0.06% | 350 |
|
|
2015
Q2 | $44.2M | Buy |
2,875,530
+364,385
| +15% | +$5.43M | 0.04% | 561 |
|
|
2015
Q1 | $37.6M | Buy |
2,511,145
+2,462,542
| +5,067% | +$36.6M | 0.04% | 618 |
|
|
2014
Q4 | $738K | Buy |
48,603
+37,452
| +336% | +$563K | ﹤0.01% | 4177 |
|
|
2014
Q3 | $158K | Sell |
11,151
-3,686,037
| -100% | -$51.2M | ﹤0.01% | 5977 |
|
|
2014
Q2 | $50.7M | Sell |
3,697,188
-1,565,672
| -30% | -$20.4M | 0.06% | 363 |
|
|
2014
Q1 | $64.9M | Buy |
5,262,860
+900,035
| +21% | +$10.9M | 0.08% | 289 |
|
|
2013
Q4 | $56.1M | Sell |
4,362,825
-2,207,520
| -34% | -$28.3M | 0.07% | 317 |
|
|
2013
Q3 | $83.4M | Sell |
6,570,345
-650,974
| -9% | -$8.17M | 0.13% | 155 |
|
|
2013
Q2 | $87.4M | Buy |
+7,221,319
| New | +$90.9M | 0.15% | 129 |
|
Other funds holding WRB
MSI
VCM
VPM
Ken Griffin's WRB Position: Q1 2026 in Review
Ken Griffin increased its W.R. Berkley (WRB) stake by 1,142% in Q1 2026, buying an estimated $88.3M and bringing the position to 1,394,141 shares worth $92.4M. The position accounts for 0.01% of the portfolio, ranked #868.
Ken Griffin first reported a position in WRB in Q2 2013 and has held it in 50 quarters since. The position peaked at $133M in Q4 2020. 923 funds tracked by Wall St. Rank hold WRB as of Q1 2026.
- Ken Griffin held 1,394,141 shares of W.R. Berkley worth $92.4M as of Q1 2026.
- Ken Griffin bought 1,281,891 W.R. Berkley shares in Q1 2026, an estimated $88.3M.
- W.R. Berkley made up 0.01% of Ken Griffin's portfolio in Q1 2026, its #868 holding.
- Ken Griffin first reported a position in W.R. Berkley in Q2 2013 and has held it in 50 quarters since.
- Ken Griffin's W.R. Berkley position peaked at $133M in Q4 2020.
- 923 funds tracked by Wall St. Rank held W.R. Berkley as of Q1 2026.
Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.