Question 1

Does Quantinno Capital Management own MGNI stock?

Accepted Answer

Yes. As of its Q2 2026 13F, Quantinno Capital Management holds 161,782 shares of MGNI (Magnite), worth $3.1M.

Question 2

How many shares of MGNI does Quantinno Capital Management own?

Accepted Answer

As of its Q2 2026 13F, Quantinno Capital Management holds 161,782 shares of MGNI (Magnite).

Question 3

What is Quantinno Capital Management's MGNI position worth?

Accepted Answer

As of its Q2 2026 13F, Quantinno Capital Management's MGNI position is worth $3.1M.

Question 4

Is Quantinno Capital Management buying or selling MGNI?

Accepted Answer

In Q2 2026, Quantinno Capital Management increased its MGNI position by 33,649 shares (+26.3%).

Question 5

When did Quantinno Capital Management first buy MGNI?

Accepted Answer

Quantinno Capital Management already held MGNI in its Q3 2020 13F, the earliest on record, and has listed it in 7 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	161,782	+26.3%	$3.1M	0.0%	$18.98	33
2026-Q1	Increased	128,133	+144.3%	$1.5M	0.0%	$11.88	41
2025-Q4	Increased	52,447	+122.5%	$851,215	0.0%	$16.23	40
2025-Q3	Increased	23,576	+20.8%	$513,485	0.0%	$21.78	29
2025-Q2	New	19,511	-	$470,605	0.0%	$24.12	33
2021-Q1	Exited	0	-100.0%	$0	0.0%	$41.61	0
2020-Q4	Increased	13,421	+22.4%	$412,000	0.3%	$30.71	34
2020-Q3	New	10,969	-	$76,000	0.1%	$6.95	29