Optiver Holding
NBTX

Optiver Holding’s Nanobiotix NBTX Stock Holding History

Optiver Holding’s Portfolio NBTX Stock Details NBTX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$417K Sell
13,501
-2,724
-17% -$71.8K ﹤0.01% 676
2025
Q4 		$375K Buy
16,225
+10,869
+203% +$237K ﹤0.01% 621
2025
Q3 		$101K Buy
+5,356
New +$45.6K ﹤0.01% 690

Other funds holding NBTX

JJ
Johnson & Johnson New Brunswick, New Jersey $652M AUM 198.07% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
BNP Paribas Financial Markets
BNP Paribas Financial Markets Paris, France $206B AUM 31.61% 1-Year Est. Return
RhumbLine Advisers
RhumbLine Advisers Boston, Massachusetts $117B AUM 29.66% 1-Year Est. Return
Royal Bank of Canada
Royal Bank of Canada Toronto, Ontario, Canada $570B AUM 27.57% 1-Year Est. Return
GI
GAMMA Investing Foster City, California $2.69B AUM 42.78% 1-Year Est. Return
EWA
EverSource Wealth Advisors Birmingham, Alabama $2.97B AUM 28.74% 1-Year Est. Return
Osaic Holdings
Osaic Holdings Scottsdale, Arizona $68.3B AUM 20.5% 1-Year Est. Return

Optiver Holding's NBTX Position: Q1 2026 in Review

Optiver Holding reduced its Nanobiotix (NBTX) stake by 17% in Q1 2026, selling an estimated $71.8K and leaving 13,501 shares worth $417K. The position accounts for ﹤0.01% of the portfolio, ranked #676.

Optiver Holding first reported a position in NBTX in Q3 2025 and has held it in 3 quarters since. 15 funds tracked by Wall St. Rank hold NBTX as of Q1 2026.

  • Optiver Holding held 13,501 shares of Nanobiotix worth $417K as of Q1 2026.
  • Optiver Holding sold 2,724 Nanobiotix shares in Q1 2026, an estimated $71.8K.
  • Nanobiotix made up ﹤0.01% of Optiver Holding's portfolio in Q1 2026, its #676 holding.
  • Optiver Holding first reported a position in Nanobiotix in Q3 2025 and has held it in 3 quarters since.
  • 15 funds tracked by Wall St. Rank held Nanobiotix as of Q1 2026.

Based on Optiver Holding's 13F filing for Q1 2026, filed 15 May 2026.