Northwestern Mutual Wealth Management
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Northwestern Mutual Wealth Management’s Atossa Therapeutics ATOS Stock Holding History

Northwestern Mutual Wealth 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 		– Sell
-46
Closed -$242 – 4101
2026
Q1 		$242 Buy
46
+13
+39% +$82 ﹤0.01% 3919
2025
Q4 		$295 Buy
+33
New +$417 ﹤0.01% 3772
2021
Q4 		– Sell
-6
Closed – – 3129
2021
Q3 		$0 Buy
+6
New +$349 ﹤0.01% 3001

Other funds holding ATOS

Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
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
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Northwestern Mutual Wealth Management's ATOS Position: Q2 2026 in Review

Northwestern Mutual Wealth Management sold out of Atossa Therapeutics (ATOS) in Q2 2026, closing a stake of 46 shares — an estimated $242 sold.

Northwestern Mutual Wealth Management first reported a position in ATOS in Q3 2021 and held it in 3 quarters. The position peaked at $295 in Q4 2025. 31 funds tracked by Wall St. Rank hold ATOS as of Q2 2026.

  • Northwestern Mutual Wealth Management reported no remaining Atossa Therapeutics position as of Q2 2026 after selling out during the quarter.
  • Northwestern Mutual Wealth Management sold 46 Atossa Therapeutics shares in Q2 2026, an estimated $242.
  • Northwestern Mutual Wealth Management first reported a position in Atossa Therapeutics in Q3 2021 and held it in 3 quarters.
  • Northwestern Mutual Wealth Management's Atossa Therapeutics position peaked at $295 in Q4 2025.
  • 31 funds tracked by Wall St. Rank held Atossa Therapeutics as of Q2 2026.

Based on Northwestern Mutual Wealth Management's 13F filing for Q2 2026, filed 12 Aug 2026.