Tower Research Capital (TRC)’s Ultragenyx Pharmaceutical RARE Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$163K Buy
7,773
+7,766
+110,943% +$175K ﹤0.01% 1785
2025
Q4
$161 Sell
7
-1,958
-100% -$64.4K ﹤0.01% 5010
2025
Q3
$59.1K Buy
1,965
+505
+35% +$15.1K ﹤0.01% 2398
2025
Q2
$53.1K Sell
1,460
-1,090
-43% -$39.3K ﹤0.01% 2924
2025
Q1
$92.3K Sell
2,550
-14,277
-85% -$594K ﹤0.01% 1814
2024
Q4
$708K Buy
16,827
+15,974
+1,873% +$792K 0.01% 842
2024
Q3
$47.4K Sell
853
-13,450
-94% -$685K ﹤0.01% 2746
2024
Q2
$588K Buy
14,303
+12,841
+878% +$548K 0.01% 1204
2024
Q1
$68.3K Buy
1,462
+84
+6% +$3.96K ﹤0.01% 2073
2023
Q4
$65.9K Sell
1,378
-2,195
-61% -$85.1K ﹤0.01% 2948
2023
Q3
$127K Sell
3,573
-13,196
-79% -$523K ﹤0.01% 1786
2023
Q2
$774K Buy
16,769
+13,472
+409% +$625K 0.03% 677
2023
Q1
$132K Sell
3,297
-6,614
-67% -$284K ﹤0.01% 1630
2022
Q4
$459K Buy
9,911
+2,906
+41% +$114K 0.02% 756
2022
Q3
$290K Buy
7,005
+1,703
+32% +$87.5K ﹤0.01% 1575
2022
Q2
$317K Buy
5,302
+1,733
+49% +$107K 0.01% 1440
2022
Q1
$260K Buy
3,569
+994
+39% +$69.2K ﹤0.01% 1553
2021
Q4
$216K Sell
2,575
-946
-27% -$77K ﹤0.01% 1705
2021
Q3
$317K Sell
3,521
-8,669
-71% -$784K 0.01% 1346
2021
Q2
$1.16M Buy
12,190
+7,830
+180% +$816K 0.03% 556
2021
Q1
$497K Buy
4,360
+1,201
+38% +$164K 0.01% 1247
2020
Q4
$437K Sell
3,159
-1,881
-37% -$223K 0.01% 1092
2020
Q3
$414K Sell
5,040
-1,900
-27% -$157K ﹤0.01% 1893
2020
Q2
$543K Buy
+6,940
New +$459K 0.02% 951
2020
Q1
Sell
-706
Closed -$30K 3740
2019
Q4
$30K Buy
706
+672
+1,976% +$27.7K ﹤0.01% 1661
2019
Q3
$1K Sell
34
-76
-69% -$4.13K ﹤0.01% 3912
2019
Q2
$7K Buy
+110
New +$7K ﹤0.01% 2784
2018
Q4
Sell
-655
Closed -$50K 4257
2018
Q3
$50K Buy
+655
New +$53.3K ﹤0.01% 1765
2018
Q1
Sell
-1,011
Closed -$47K 3728
2017
Q4
$47K Sell
1,011
-1,600
-61% -$78.5K 0.01% 1381
2017
Q3
$139K Buy
2,611
+2,606
+52,120% +$154K 0.01% 1056
2017
Q2
$0 Buy
+5
New +$301 ﹤0.01% 3302
2017
Q1
Sell
-465
Closed -$33K 3755
2016
Q4
$33K Buy
465
+300
+182% +$21.3K ﹤0.01% 1717
2016
Q3
$12K Sell
165
-104
-39% -$6.64K ﹤0.01% 1948
2016
Q2
$13K Sell
269
-304
-53% -$19.7K ﹤0.01% 2597
2016
Q1
$36K Buy
573
+87
+18% +$5.69K 0.01% 955
2015
Q4
$55K Buy
+486
New +$48.6K 0.01% 511
2015
Q3
Sell
-50
Closed -$5K 4624
2015
Q2
$5K Sell
50
-58
-54% -$4.5K ﹤0.01% 3258
2015
Q1
$7K Buy
+108
New +$6K ﹤0.01% 3066
2014
Q4
Sell
-27
Closed -$2K 4566
2014
Q3
$2K Buy
+27
New +$1.36K ﹤0.01% 3849
2014
Q2
Sell
-314
Closed -$15K 4532
2014
Q1
$15K Buy
+314
New +$16.2K ﹤0.01% 2190

Other funds holding RARE

Tower Research Capital (TRC)'s RARE Position: Q1 2026 in Review

Tower Research Capital (TRC) increased its Ultragenyx Pharmaceutical (RARE) stake by 110,943% in Q1 2026, buying an estimated $175K and bringing the position to 7,773 shares worth $163K. The position accounts for ﹤0.01% of the portfolio, ranked #1785.

Tower Research Capital (TRC) first reported a position in RARE in Q1 2014 and has held it in 40 quarters since. The position peaked at $1.16M in Q2 2021. 296 funds tracked by Wall St. Rank hold RARE as of Q1 2026.

  • Tower Research Capital (TRC) held 7,773 shares of Ultragenyx Pharmaceutical worth $163K as of Q1 2026.
  • Tower Research Capital (TRC) bought 7,766 Ultragenyx Pharmaceutical shares in Q1 2026, an estimated $175K.
  • Ultragenyx Pharmaceutical made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #1785 holding.
  • Tower Research Capital (TRC) first reported a position in Ultragenyx Pharmaceutical in Q1 2014 and has held it in 40 quarters since.
  • Tower Research Capital (TRC)'s Ultragenyx Pharmaceutical position peaked at $1.16M in Q2 2021.
  • 296 funds tracked by Wall St. Rank held Ultragenyx Pharmaceutical as of Q1 2026.

Based on Tower Research Capital (TRC)'s 13F filing for Q1 2026, filed 15 May 2026.