Magnetar Financial’s Bandwidth Inc BAND Stock Holding History

Magnetar Financial’s Portfolio BAND Stock Details BAND Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$341K	Buy	+5,381	New	+$241K	﹤0.01%	729
2025 Q3	–	Sell	-29,645	Closed	-$471K	–	899
2025 Q2	$471K	Buy	+29,645	New	+$403K	﹤0.01%	575
2021 Q4	–	Sell	-8,529	Closed	-$770K	–	1377
2021 Q3	$770K	Buy	+8,529	New	+$985K	0.01%	788
2021 Q2	–	Sell	-3,794	Closed	-$481K	–	1203
2021 Q1	$481K	Sell	3,794 -10,162	-73%	-$1.57M	﹤0.01%	832
2020 Q4	$2.15M	Buy	+13,956	New	+$2.3M	0.03%	348

Other funds holding BAND

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

HRCM

Hood River Capital Management Palm Beach Gardens, Florida $13.8B AUM 163.97% 1-Year Est. Return

DCM

Driehaus Capital Management Chicago, Illinois $17.3B AUM 211.34% 1-Year Est. Return

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

Magnetar Financial's BAND Position: Q2 2026 in Review

Magnetar Financial opened a new position in Bandwidth Inc (BAND) in Q2 2026: 5,381 shares worth $341K. The stake represents ﹤0.01% of the portfolio and ranks #729 among its holdings. This is a return to the name: Magnetar Financial previously reported a position in BAND as recently as Q2 2025.

Magnetar Financial first reported a position in BAND in Q4 2020 and has held it in 5 quarters since. The position peaked at $2.15M in Q4 2020. 241 funds tracked by Wall St. Rank hold BAND as of Q2 2026.

Magnetar Financial held 5,381 shares of Bandwidth Inc worth $341K as of Q2 2026.
Bandwidth Inc was a new Magnetar Financial position in Q2 2026.
Bandwidth Inc made up ﹤0.01% of Magnetar Financial's portfolio in Q2 2026, its #729 holding.
Magnetar Financial first reported a position in Bandwidth Inc in Q4 2020 and has held it in 5 quarters since.
Magnetar Financial's Bandwidth Inc position peaked at $2.15M in Q4 2020.
241 funds tracked by Wall St. Rank held Bandwidth Inc as of Q2 2026.

Based on Magnetar Financial's 13F filing for Q2 2026, filed 14 Aug 2026.