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William John Sempolinski’s Archer Aviation ACHR Stock Holding History

William John Sempolinski’s Portfolio ACHR Stock Details ACHR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-10,000
Closed -$51.7K – 108
2026
Q1 		$51.7K Hold
10,000
– – 0.03% 93
2025
Q4 		$75.2K Buy
+10,000
New +$94.1K 0.04% 88

Other funds holding ACHR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
AIM
ARK Investment Management St. Petersburg, Florida $15.4B AUM 50.29% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
VC
Vestor Capital Chicago, Illinois $1.59B AUM 51.04% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
NAMA
Nikko Asset Management Americas New York $7.75B AUM 33.73% 1-Year Est. Return

William John Sempolinski's ACHR Position: Q2 2026 in Review

William John Sempolinski sold out of Archer Aviation (ACHR) in Q2 2026, closing a stake of 10,000 shares — an estimated $51.7K sold.

William John Sempolinski first reported a position in ACHR in Q4 2025 and held it in 2 quarters. The position peaked at $75.2K in Q4 2025. 525 funds tracked by Wall St. Rank hold ACHR as of Q2 2026.

  • William John Sempolinski reported no remaining Archer Aviation position as of Q2 2026 after selling out during the quarter.
  • William John Sempolinski sold 10,000 Archer Aviation shares in Q2 2026, an estimated $51.7K.
  • William John Sempolinski first reported a position in Archer Aviation in Q4 2025 and held it in 2 quarters.
  • William John Sempolinski's Archer Aviation position peaked at $75.2K in Q4 2025.
  • 525 funds tracked by Wall St. Rank held Archer Aviation as of Q2 2026.

Based on William John Sempolinski's 13F filing for Q2 2026, filed 14 Aug 2026.