IIM
SION

INTECH Investment Management’s Sionna Therapeutics SION Stock Holding History

INTECH Investment Management’s Portfolio SION Stock Details SION Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$220K Sell
5,489
-2,100
-28% -$80.1K ﹤0.01% 1710
2025
Q4 		$312K Buy
7,589
+103
+1% +$3.91K ﹤0.01% 1741
2025
Q3 		$220K Buy
+7,486
New +$163K ﹤0.01% 2011

Other funds holding SION

RCM
RA Capital Management Boston, Massachusetts $9.44B AUM 157.3% 1-Year Est. Return
TGA
TPG GP A Fort Worth, Texas $3.68B AUM 14.99% 1-Year Est. Return
O
OrbiMed New York $5.05B AUM 125.28% 1-Year Est. Return
Viking Global Investors
Viking Global Investors Stamford, Connecticut $35.7B AUM 21.3% 1-Year Est. Return
AVLSA
Atlas Venture Life Science Advisors Cambridge, Massachusetts $790M AUM 223.66% 1-Year Est. Return
ES
Enavate Sciences Menlo Park, California $352M AUM 220.14% 1-Year Est. Return
Jennison Associates
Jennison Associates New York $145B AUM 34.61% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

INTECH Investment Management's SION Position: Q1 2026 in Review

INTECH Investment Management reduced its Sionna Therapeutics (SION) stake by 28% in Q1 2026, selling an estimated $80.1K and leaving 5,489 shares worth $220K. The position accounts for ﹤0.01% of the portfolio, ranked #1710.

INTECH Investment Management first reported a position in SION in Q3 2025 and has held it in 3 quarters since. The position peaked at $312K in Q4 2025. 122 funds tracked by Wall St. Rank hold SION as of Q1 2026.

  • INTECH Investment Management held 5,489 shares of Sionna Therapeutics worth $220K as of Q1 2026.
  • INTECH Investment Management sold 2,100 Sionna Therapeutics shares in Q1 2026, an estimated $80.1K.
  • Sionna Therapeutics made up ﹤0.01% of INTECH Investment Management's portfolio in Q1 2026, its #1710 holding.
  • INTECH Investment Management first reported a position in Sionna Therapeutics in Q3 2025 and has held it in 3 quarters since.
  • INTECH Investment Management's Sionna Therapeutics position peaked at $312K in Q4 2025.
  • 122 funds tracked by Wall St. Rank held Sionna Therapeutics as of Q1 2026.

Based on INTECH Investment Management's 13F filing for Q1 2026, filed 8 May 2026.