Jane Street’s Bandwidth Inc BAND Stock Holding History

Jane Street’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
2024 Q2	–	Sell	-17,500	Closed	-$320K	–	9342
2024 Q1	$320K	Buy	+17,500	New	+$275K	﹤0.01%	7455
2023 Q1	–	Sell	-13,400	Closed	-$308K	–	9007
2022 Q4	$308K	Buy	+13,400	New	+$244K	﹤0.01%	6978
2022 Q2	–	Sell	-47,100	Closed	-$1.53M	–	9638
2022 Q1	$1.53M	Sell	47,100 -93,500	-67%	-$4.48M	﹤0.01%	5268
2021 Q4	$10.1M	Buy	140,600 +104,400	+288%	+$8.14M	﹤0.01%	1873
2021 Q3	$3.27M	Buy	36,200 +15,400	+74%	+$1.78M	﹤0.01%	3497
2021 Q2	$2.87M	Buy	20,800 +5,400	+35%	+$678K	﹤0.01%	3648
2021 Q1	$1.95M	Buy	15,400 +2,800	+22%	+$434K	﹤0.01%	4068
2020 Q4	$1.94M	Buy	12,600 +9,700	+334%	+$1.6M	﹤0.01%	3539
2020 Q3	$506K	Buy	+2,900	New	+$429K	﹤0.01%	5133

Other funds holding BAND

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

CPIM

Cypress Point Investment Management Mill Valley, California $424M AUM

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

ACM

Archon Capital Management Seattle, Washington $177M AUM 108.05% 1-Year Est. Return

Jane Street's BAND Position: Q1 2026 in Review

Jane Street increased its Bandwidth Inc (BAND) stake by 349% in Q1 2026, buying an estimated $1.02M and bringing the position to 89,847 shares worth $1.6M. The position accounts for ﹤0.01% of the portfolio, ranked #5507.

Jane Street first reported a position in BAND in Q2 2018 and has held it in 26 quarters since. The position peaked at $4.41M in Q3 2021. 155 funds tracked by Wall St. Rank hold BAND as of Q1 2026.

Jane Street held 89,847 shares of Bandwidth Inc worth $1.6M as of Q1 2026.
Jane Street bought 69,825 Bandwidth Inc shares in Q1 2026, an estimated $1.02M.
Bandwidth Inc made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #5507 holding.
Jane Street first reported a position in Bandwidth Inc in Q2 2018 and has held it in 26 quarters since.
Jane Street's Bandwidth Inc position peaked at $4.41M in Q3 2021.
155 funds tracked by Wall St. Rank held Bandwidth Inc as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.