Vanguard Capital Management
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Vanguard Capital Management’s Atossa Therapeutics ATOS Stock Holding History

Vanguard Capital Management’s Portfolio ATOS Stock Details ATOS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$698K Buy
361,747
+12,651
+4% +$57.7K ﹤0.01% 3656
2026
Q1 		$1.84M Buy
+349,096
New +$2.21M ﹤0.01% 3396

Other funds holding ATOS

Ameriprise
Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

Vanguard Capital Management's ATOS Position: Q2 2026 in Review

Vanguard Capital Management increased its Atossa Therapeutics (ATOS) stake by 3.6% in Q2 2026, buying an estimated $57.7K and bringing the position to 361,747 shares worth $698K. The position accounts for ﹤0.01% of the portfolio, ranked #3656.

Vanguard Capital Management first reported a position in ATOS in Q1 2026 and has held it in 2 quarters since. The position peaked at $1.84M in Q1 2026. 31 funds tracked by Wall St. Rank hold ATOS as of Q2 2026.

  • Vanguard Capital Management held 361,747 shares of Atossa Therapeutics worth $698K as of Q2 2026.
  • Vanguard Capital Management bought 12,651 Atossa Therapeutics shares in Q2 2026, an estimated $57.7K.
  • Atossa Therapeutics made up ﹤0.01% of Vanguard Capital Management's portfolio in Q2 2026, its #3656 holding.
  • Vanguard Capital Management first reported a position in Atossa Therapeutics in Q1 2026 and has held it in 2 quarters since.
  • Vanguard Capital Management's Atossa Therapeutics position peaked at $1.84M in Q1 2026.
  • 31 funds tracked by Wall St. Rank held Atossa Therapeutics as of Q2 2026.

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