QT
RARE icon

Quantbot Technologies’s Ultragenyx Pharmaceutical RARE Stock Holding History

Quantbot Technologies’s Portfolio RARE Stock Details RARE Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$48K Buy
+1,437
New +$35.7K ﹤0.01% 1646
2025
Q4 		– Sell
-6,251
Closed -$188K – 2086
2025
Q3 		$188K Buy
+6,251
New +$187K 0.01% 1311
2025
Q1 		– Sell
-16
Closed -$673 – 1805
2024
Q4 		$673 Buy
+16
New +$794 ﹤0.01% 1410
2023
Q1 		– Sell
-6,235
Closed -$289K – 1977
2022
Q4 		$289K Buy
+6,235
New +$245K 0.02% 768
2021
Q3 		– Sell
-4,148
Closed -$395K – 1820
2021
Q2 		$395K Sell
4,148
-898
-18% -$93.6K 0.03% 615
2021
Q1 		$574K Buy
5,046
+4,770
+1,728% +$649K 0.05% 445
2020
Q4 		$38K Sell
276
-1,120
-80% -$133K ﹤0.01% 907
2020
Q3 		$114K Buy
+1,396
New +$116K 0.01% 695
2020
Q1 		– Sell
-2,673
Closed -$114K – 1295
2019
Q4 		$114K Buy
+2,673
New +$110K 0.01% 792
2019
Q3 		– Sell
-100
Closed -$6K – 1513
2019
Q2 		$6K Buy
+100
New +$6.37K ﹤0.01% 1115
2017
Q3 		– Sell
-1,030
Closed -$63K – 1389
2017
Q2 		$63K Buy
1,030
+280
+37% +$16.9K 0.01% 880
2017
Q1 		$50K Buy
+750
New +$57.2K 0.01% 913
2016
Q4 		– Sell
-2,707
Closed -$192K – 1297
2016
Q3 		$192K Sell
2,707
-4,684
-63% -$299K 0.02% 563
2016
Q2 		$361K Buy
+7,391
New +$478K 0.04% 440
2015
Q2 		– Sell
-472
Closed -$29K – 1324
2015
Q1 		$29K Buy
+472
New +$26.2K 0.01% 869

Other funds holding RARE

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
RI
RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Sands Capital Management
Sands Capital Management Arlington, Virginia $26.9B AUM 34.44% 1-Year Est. Return
Jacobs Levy Equity Management
Jacobs Levy Equity Management Florham Park, New Jersey $27.8B AUM 46.46% 1-Year Est. Return
FCM
Frontier Capital Management Boston, Massachusetts $10.7B AUM 67.78% 1-Year Est. Return

Quantbot Technologies's RARE Position: Q2 2026 in Review

Quantbot Technologies opened a new position in Ultragenyx Pharmaceutical (RARE) in Q2 2026: 1,437 shares worth $48K. The stake represents ﹤0.01% of the portfolio and ranks #1646 among its holdings. This is a return to the name: Quantbot Technologies previously reported a position in RARE as recently as Q3 2025.

Quantbot Technologies first reported a position in RARE in Q1 2015 and has held it in 15 quarters since. The position peaked at $574K in Q1 2021. 311 funds tracked by Wall St. Rank hold RARE as of Q2 2026.

  • Quantbot Technologies held 1,437 shares of Ultragenyx Pharmaceutical worth $48K as of Q2 2026.
  • Ultragenyx Pharmaceutical was a new Quantbot Technologies position in Q2 2026.
  • Ultragenyx Pharmaceutical made up ﹤0.01% of Quantbot Technologies's portfolio in Q2 2026, its #1646 holding.
  • Quantbot Technologies first reported a position in Ultragenyx Pharmaceutical in Q1 2015 and has held it in 15 quarters since.
  • Quantbot Technologies's Ultragenyx Pharmaceutical position peaked at $574K in Q1 2021.
  • 311 funds tracked by Wall St. Rank held Ultragenyx Pharmaceutical as of Q2 2026.

Based on Quantbot Technologies's 13F filing for Q2 2026, filed 12 Aug 2026.