JF
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Jump Financial’s Phathom Pharmaceuticals PHAT Stock Holding History

Jump Financial’s Portfolio PHAT Stock Details PHAT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$2.08M Buy
191,866
+165,421
+626% +$1.89M 0.02% 877
2026
Q1 		$294K Buy
26,445
+9,037
+52% +$114K ﹤0.01% 1495
2025
Q4 		$289K Buy
+17,408
New +$249K ﹤0.01% 1581

Other funds holding PHAT

FLSM
Frazier Life Sciences Management Palo Alto, California $4.59B AUM 237.58% 1-Year Est. Return
MVM
Medicxi Ventures Management St. Helier, Jersey $177M AUM 212.06% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
CG
Carlyle Group Washington, District of Columbia $10B AUM 10.61% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
GKIM
GW&K Investment Management Boston, Massachusetts $12.8B AUM 48.82% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
NMC
NEA Management Company Timonium, Maryland $1.59B AUM 234.06% 1-Year Est. Return

Jump Financial's PHAT Position: Q2 2026 in Review

Jump Financial increased its Phathom Pharmaceuticals (PHAT) stake by 626% in Q2 2026, buying an estimated $1.89M and bringing the position to 191,866 shares worth $2.08M. The position accounts for 0.02% of the portfolio, ranked #877.

Jump Financial first reported a position in PHAT in Q4 2025 and has held it in 3 quarters since. 161 funds tracked by Wall St. Rank hold PHAT as of Q2 2026.

  • Jump Financial held 191,866 shares of Phathom Pharmaceuticals worth $2.08M as of Q2 2026.
  • Jump Financial bought 165,421 Phathom Pharmaceuticals shares in Q2 2026, an estimated $1.89M.
  • Phathom Pharmaceuticals made up 0.02% of Jump Financial's portfolio in Q2 2026, its #877 holding.
  • Jump Financial first reported a position in Phathom Pharmaceuticals in Q4 2025 and has held it in 3 quarters since.
  • 161 funds tracked by Wall St. Rank held Phathom Pharmaceuticals as of Q2 2026.

Based on Jump Financial's 13F filing for Q2 2026, filed 13 Aug 2026.