How many shares of RARE does TWO SIGMA INVESTMENTS, LP own?

As of 2026-Q1, TWO SIGMA INVESTMENTS, LP holds 2.2M shares of RARE (ULTRAGENYX PHARMACEUTICAL IN).

What is TWO SIGMA INVESTMENTS, LP's RARE position worth?

As of 2026-Q1, TWO SIGMA INVESTMENTS, LP's RARE position is worth $46.2M.

Is TWO SIGMA INVESTMENTS, LP buying or selling RARE?

In 2026-Q1, TWO SIGMA INVESTMENTS, LP increased their RARE position (+420.2% change in shares).

When did TWO SIGMA INVESTMENTS, LP first buy RARE?

Based on available 13F filings, TWO SIGMA INVESTMENTS, LP first reported a position in RARE in 2019-Q3. They have held the position across 26 quarters.

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TWO SIGMA INVESTMENTS, LP

RARE
26 quarters

Position history for TWO SIGMA INVESTMENTS, LP's holdings in ULTRAGENYX PHARMACEUTICAL IN

Current Value

$46.2M

Current Shares

2.2M

Total Value Change

+$45.9M

Total Shares Change

+2.2M

Quarter-by-Quarter History

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q1 Latest	Increased	2.2M	+420.2%	$46.2M	0.0%	$22.07	47
2025-Q4	Increased	424,049	+30.0%	$9.8M	0.0%	$22.78	35
2025-Q3	Decreased	326,180	-43.5%	$9.8M	0.0%	$30.36	0
2025-Q2	Decreased	576,901	-8.9%	$21M	0.0%	$36.52	0
2025-Q1	Increased	633,152	+3.0%	$22.9M	0.0%	$37.82	29
2024-Q4	Decreased	614,948	-18.6%	$25.9M	0.1%	$42.27	0
2024-Q3	Increased	755,683	+33.0%	$42M	0.1%	$54.43	37
2024-Q2	Increased	568,309	+36.8%	$23.4M	0.1%	$41.10	37
2024-Q1	Increased	415,314	+228.0%	$19.4M	0.0%	$46.69	46
2023-Q4	Increased	126,610	+223.0%	$6.1M	0.0%	$47.82	44
2023-Q3	Decreased	39,200	-90.3%	$1.4M	0.0%	$35.65	0
2023-Q2	Decreased	403,774	-17.3%	$18.6M	0.0%	$46.65	0
2023-Q1	Increased	488,356	+10.5%	$19.6M	0.1%	$38.64	31
2022-Q4	Increased	441,936	+73.0%	$20.5M	0.1%	$46.33	43
2022-Q3	Increased	255,389	+352.0%	$10.6M	0.0%	$40.55	45
2022-Q2	Increased	56,500	+45.2%	$3.4M	0.0%	$60.24	36
2022-Q1	New	38,900	-	$2.8M	0.0%	$71.36	36
2021-Q4	Exited	0	-100.0%	$0	0.0%	$84.25	0
2021-Q3	Decreased	25,900	-91.1%	$2.3M	0.0%	$86.12	0
2021-Q2	Increased	290,264	+101.1%	$27.7M	0.1%	$96.29	46
2021-Q1	Increased	144,320	+139.3%	$16.4M	0.0%	$112.06	45
2020-Q4	Increased	60,312	+955.0%	$8.3M	0.0%	$144.37	44
2020-Q3	Decreased	5,717	-85.5%	$470,000	0.0%	$85.10	0
2020-Q2	New	39,554	-	$3.1M	0.0%	$73.66	37
2019-Q4	Exited	0	-100.0%	$0	0.0%	$42.69	0
2019-Q3	New	7,759	-	$332,000	0.0%	$42.50	33

Other major holders of RARE: Capital Research Global Investors, Capital International Investors, FEDERATED HERMES, INC.

RARE26 quarters

RARE
26 quarters