Sanofi
ATTO

Sanofi’s Attovia Therapeutics ATTO Stock Holding History

Sanofi’s Portfolio ATTO Stock Details ATTO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q3 		$18.6M Buy
+1,082,855
New +$22.8M 2.95% 10

Other funds holding ATTO

Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Squarepoint
Squarepoint New York $90.8B AUM 26.98% 1-Year Est. Return
Citigroup
Citigroup New York $308B AUM 40.94% 1-Year Est. Return

Sanofi's ATTO Position: Q3 2026 in Review

Sanofi opened a new position in Attovia Therapeutics (ATTO) in Q3 2026: 1,082,855 shares worth $18.6M. The stake represents 2.95% of the portfolio and ranks #10 among its holdings.

4 funds tracked by Wall St. Rank hold ATTO as of Q3 2026.

  • Sanofi held 1,082,855 shares of Attovia Therapeutics worth $18.6M as of Q3 2026.
  • Attovia Therapeutics was a new Sanofi position in Q3 2026.
  • Attovia Therapeutics made up 2.95% of Sanofi's portfolio in Q3 2026, its #10 holding.
  • 4 funds tracked by Wall St. Rank held Attovia Therapeutics as of Q3 2026.

Based on Sanofi's 13F filing for Q3 2026, filed 5 Nov 2026.