Wellington Management Group
ONT

Wellington Management Group’s Onterris Inc ONT Stock Holding History

Wellington Management Group’s Portfolio ONT Stock Details ONT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-271,341
Closed -$5.94M – 2052
2025
Q2 		$5.94M Buy
271,341
+61,675
+29% +$1.11M ﹤0.01% 1348
2025
Q1 		$2.99M Sell
209,666
-121,061
-37% -$2.3M ﹤0.01% 1473
2024
Q4 		$6.13M Buy
+330,727
New +$6.96M ﹤0.01% 1304

Other funds holding ONT

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
BAMCO Inc
BAMCO Inc New York $66.6B AUM 7.35% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Macquarie Group
Macquarie Group Sydney, NSW 2000, Australia $23.2B AUM 40.19% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $33.3B AUM 44.76% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $550B AUM 43.33% 1-Year Est. Return
FAM
Fred Alger Management New York $30B AUM 76.99% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $302B AUM 26.44% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
RA
Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return

Wellington Management Group's ONT Position: Q3 2025 in Review

Wellington Management Group sold out of Onterris Inc (ONT) in Q3 2025, closing a stake of 271,341 shares — an estimated $5.94M sold.

Wellington Management Group first reported a position in ONT in Q4 2024 and held it in 3 quarters. The position peaked at $6.13M in Q4 2024. 187 funds tracked by Wall St. Rank hold ONT as of Q3 2025.

  • Wellington Management Group reported no remaining Onterris Inc position as of Q3 2025 after selling out during the quarter.
  • Wellington Management Group sold 271,341 Onterris Inc shares in Q3 2025, an estimated $5.94M.
  • Wellington Management Group first reported a position in Onterris Inc in Q4 2024 and held it in 3 quarters.
  • Wellington Management Group's Onterris Inc position peaked at $6.13M in Q4 2024.
  • 187 funds tracked by Wall St. Rank held Onterris Inc as of Q3 2025.

Based on Wellington Management Group's 13F filing for Q3 2025, filed 14 Nov 2025.