ACH
ONT

ArrowMark Colorado Holdings’s Onterris Inc ONT Stock Holding History

ArrowMark Colorado Holdings’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
2026
Q2 		$6.86M Buy
339,464
+199,536
+143% +$3.72M 0.29% 139
2026
Q1 		$3.06M Sell
139,928
-129,485
-48% -$3.11M 0.08% 200
2025
Q4 		$6.69M Sell
269,413
-8,017
-3% -$212K 0.15% 173
2025
Q3 		$7.62M Buy
277,430
+786
+0.3% +$20.5K 0.14% 164
2025
Q2 		$6.06M Sell
276,644
-45,456
-14% -$815K 0.11% 179
2025
Q1 		$4.59M Sell
322,100
-19,235
-6% -$366K 0.07% 180
2024
Q4 		$6.33M Buy
341,335
+78,083
+30% +$1.64M 0.09% 173
2024
Q3 		$6.92M Buy
263,252
+47,831
+22% +$1.55M 0.09% 164
2024
Q2 		$9.6M Sell
215,421
-44,289
-17% -$1.99M 0.11% 141
2024
Q1 		$10.2M Sell
259,710
-111,890
-30% -$3.75M 0.11% 145
2023
Q4 		$11.9M Buy
371,600
+91,842
+33% +$2.64M 0.13% 132
2023
Q3 		$8.19M Buy
+279,758
New +$10.6M 0.1% 153
2021
Q4 		– Sell
-99,384
Closed -$6.14M – 357
2021
Q3 		$6.14M Sell
99,384
-161,317
-62% -$8.44M 0.05% 247
2021
Q2 		$14M Sell
260,701
-42,966
-14% -$2.26M 0.11% 160
2021
Q1 		$15.2M Sell
303,667
-184,296
-38% -$7.79M 0.11% 147
2020
Q4 		$15.1M Sell
487,963
-190,395
-28% -$5.41M 0.12% 137
2020
Q3 		$16.2M Buy
+678,358
New +$17.2M 0.15% 114

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
NAMI
Nomura Asset Management International Philadelphia, Pennsylvania $66.6B AUM
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
CM
Corvex Management New York $3.27B AUM 38.53% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $302B AUM 26.44% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $550B AUM 43.33% 1-Year Est. Return
Nomura Holdings
Nomura Holdings Tokyo, Japan $85.4B AUM 91.09% 1-Year Est. Return

ArrowMark Colorado Holdings's ONT Position: Q2 2026 in Review

ArrowMark Colorado Holdings increased its Onterris Inc (ONT) stake by 143% in Q2 2026, buying an estimated $3.72M and bringing the position to 339,464 shares worth $6.86M. The position accounts for 0.29% of the portfolio, ranked #139.

ArrowMark Colorado Holdings first reported a position in ONT in Q3 2020 and has held it in 17 quarters since. The position peaked at $16.2M in Q3 2020. 157 funds tracked by Wall St. Rank hold ONT as of Q2 2026.

  • ArrowMark Colorado Holdings held 339,464 shares of Onterris Inc worth $6.86M as of Q2 2026.
  • ArrowMark Colorado Holdings bought 199,536 Onterris Inc shares in Q2 2026, an estimated $3.72M.
  • Onterris Inc made up 0.29% of ArrowMark Colorado Holdings's portfolio in Q2 2026, its #139 holding.
  • ArrowMark Colorado Holdings first reported a position in Onterris Inc in Q3 2020 and has held it in 17 quarters since.
  • ArrowMark Colorado Holdings's Onterris Inc position peaked at $16.2M in Q3 2020.
  • 157 funds tracked by Wall St. Rank held Onterris Inc as of Q2 2026.

Based on ArrowMark Colorado Holdings's 13F filing for Q2 2026, filed 13 Aug 2026.