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ADAR1 Capital Management’s Ultragenyx Pharmaceutical RARE Stock Holding History

ADAR1 Capital Management’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 		$668K Hold
20,000
– – 0.03% 191
2026
Q1 		$419K Buy
20,000
+10,000
+100% +$225K 0.02% 216
2025
Q4 		$230K Buy
+10,000
New +$329K 0.02% 227

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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 $3.38T AUM 44.17% 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
Frontier Capital Management
Frontier Capital Management Boston, Massachusetts $10.7B AUM 67.78% 1-Year Est. Return

ADAR1 Capital Management's RARE Position: Q2 2026 in Review

ADAR1 Capital Management sold out of Ultragenyx Pharmaceutical (RARE) in Q2 2026, closing a stake of 13,400 shares — an estimated $333K sold.

ADAR1 Capital Management first reported a position in RARE in Q4 2024 and held it in 3 quarters. The position peaked at $337K in Q4 2024. 311 funds tracked by Wall St. Rank hold RARE as of Q2 2026.

  • ADAR1 Capital Management reported no remaining Ultragenyx Pharmaceutical position as of Q2 2026 after selling out during the quarter.
  • ADAR1 Capital Management sold 13,400 Ultragenyx Pharmaceutical shares in Q2 2026, an estimated $333K.
  • ADAR1 Capital Management first reported a position in Ultragenyx Pharmaceutical in Q4 2024 and held it in 3 quarters.
  • ADAR1 Capital Management's Ultragenyx Pharmaceutical position peaked at $337K in Q4 2024.
  • 311 funds tracked by Wall St. Rank held Ultragenyx Pharmaceutical as of Q2 2026.

Based on ADAR1 Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.