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Ultragenyx Pharmaceutical

299 hedge funds and large institutions have $3.25B invested in Ultragenyx Pharmaceutical in 2025 Q1 according to their latest regulatory filings, with 33 funds opening new positions, 127 increasing their positions, 104 reducing their positions, and 44 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more ownership

Funds ownership:

more call options, than puts

Call options by funds: $ | Put options by funds: $

4% less funds holding

Funds holding: 312299 (-13)

12% less capital invested

Capital invested by funds: $3.68B → $3.25B (-$427M)

25% less first-time investments, than exits

New positions opened: 33 | Existing positions closed: 44

Holders
299
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
7
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$43.9M
Puts
$42.2M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
276
$1.92K
277
$1.88K
278
$1.38K
279
$1.34K
280
$1.23K
281
$1.23K
282
$1.05K
283
$1.01K
284
$1K
285
$906
286
$870
287
$688
288
$643
289
$543
290
$507
291
$471
292
$435
293
$399
294
$294
295
$290
296
$217
297
$182
298
$182
299
$145
300
$145