Ultragenyx Congressional Trading
According to U.S. congressional financial disclosures filed under the STOCK Act, members of Congress have reported 7 trades in Ultragenyx (NASDAQ: RARE) since 2022, across 2 members, worth an estimated $56.00K in disclosed volume (the midpoint of the dollar ranges members report, not exact amounts). 6 buys against 1 sell, a modestly buy-led skew, with Democratic members responsible for 100% of the trades and Republican members 0%. The most recent disclosure shown was filed April 2026, and Gilbert Cisneros has filed the most RARE transactions among those shown, with 6. One notable disclosed move was a purchase by Gilbert Cisneros on August 8, 2025, down 18.6% since. These figures are drawn from public House and Senate periodic transaction reports and reflect what members were required to disclose, not the current market value of any position. For the full record, including the month-by-month buy and sell timeline, the party breakdown, top buyers and sellers, and every individual filing, see the Ultragenyx (RARE) stock overview and the complete trade table below.
Data updated
Price & congressional trade timeline
Party breakdown
Ultragenyx congressional trading activity
| Politician | Published | Traded | Filed After | Type | Size | Return | |
|---|---|---|---|---|---|---|---|
 Gilbert Cisneros House | Apr 7, 2026 | Mar 3, 2026 | 35 days | BUY |  $1,001 - $15,000 | +1.54% | |
Gilbert Cisneros House | Apr 7, 2026 | Mar 3, 2026 | 35 days | BUY | $1,001 - $15,000 | +1.54% | |
Gilbert Cisneros House | Mar 9, 2026 | Feb 18, 2026 | 19 days | BUY | $1,001 - $15,000 | +9.58% | |
Gilbert Cisneros House | Mar 9, 2026 | Feb 18, 2026 | 19 days | BUY | $1,001 - $15,000 | +9.58% | |
Gilbert Cisneros House | Sep 12, 2025 | Aug 8, 2025 | 35 days | BUY | $1,001 - $15,000 | -18.63% | |
Gilbert Cisneros House | Aug 14, 2025 | Jul 15, 2025 | 30 days | BUY | $1,001 - $15,000 | -17.61% |
Ultragenyx (RARE) congressional trading FAQ
Can members of Congress legally trade Ultragenyx (RARE) stock?
Yes. Members of Congress are permitted to trade individual stocks, including Ultragenyx (RARE), but the STOCK Act of 2012 requires them to publicly disclose each transaction within 45 days. BullishWhales tracks those disclosures; it does not imply any trade was improper.
Are congressional Ultragenyx (RARE) trades public?
Yes. Every congressional trade in Ultragenyx (RARE) on this page comes from mandatory public STOCK Act disclosure filings, which are filed with a delay and may be revised.
How many times has Congress traded Ultragenyx (RARE)?
Members of Congress have disclosed 7 trades in Ultragenyx (RARE) worth $56.00K across 2 members, according to public STOCK Act filings.
Which members of Congress have traded Ultragenyx (RARE)?
Recent and active filers of Ultragenyx (RARE) disclosures include Gilbert Cisneros. The full member-by-member trade list is on this page.
Do Democrats or Republicans trade Ultragenyx (RARE) more?
Across disclosed Ultragenyx (RARE) trades, 100% were by Democrats and 0% by Republicans, led by Democrats (100%).
What is the most recent congressional Ultragenyx (RARE) trade?
The most recent disclosed Ultragenyx (RARE) trade was a purchase by Gilbert Cisneros, filed Apr 6, 2026.
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Not investment advice. Congressional trading data is sourced from public STOCK Act disclosures, which are filed with a delay and may contain errors or be revised. The Tide Score and other figures are generated algorithmically from public filings and market data and describe historical activity, not a recommendation. Always do your own research and consult a licensed financial advisor before making investment decisions.