RhumbLine Advisers’s NioCorp Developments NB Stock Holding History

RhumbLine Advisers’s Portfolio NB Stock Details NB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$835K	Buy	173,156 +49,473	+40%	+$271K	﹤0.01%	2434
2026 Q1	$552K	Buy	123,683 +39,492	+47%	+$226K	﹤0.01%	2552
2025 Q4	$446K	Buy	84,191 +14,574	+21%	+$100K	﹤0.01%	2739
2025 Q3	$465K	Buy	69,617 +22,329	+47%	+$94.2K	﹤0.01%	2748
2025 Q2	$110K	Buy	+47,288	New	+$118K	﹤0.01%	3499
2024 Q3	–	Sell	-270	Closed	-$467	–	4285
2024 Q2	$467	Sell	270 -1,576	-85%	-$3.67K	﹤0.01%	4291
2024 Q1	$5.02K	Sell	1,846 -453	-20%	-$1.27K	﹤0.01%	3982
2023 Q4	$7.33K	Buy	2,299 +326	+17%	+$1.18K	﹤0.01%	3918
2023 Q3	$7.16K	Buy	1,973 +606	+44%	+$2.57K	﹤0.01%	3924
2023 Q2	$6.88K	Buy	+1,367	New	+$7.8K	﹤0.01%	4018

Other funds holding NB

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

BHCM

Brevan Howard Capital Management St. Helier, Jersey $13.5B AUM 44.56% 1-Year Est. Return

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

PMG

Private Management Group Irvine, California $3.8B AUM 23.19% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Citigroup New York $303B AUM 53.02% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

RhumbLine Advisers's NB Position: Q2 2026 in Review

RhumbLine Advisers increased its NioCorp Developments (NB) stake by 40% in Q2 2026, buying an estimated $271K and bringing the position to 173,156 shares worth $835K. The position accounts for ﹤0.01% of the portfolio, ranked #2434.

RhumbLine Advisers first reported a position in NB in Q2 2023 and has held it in 10 quarters since. 210 funds tracked by Wall St. Rank hold NB as of Q2 2026.

RhumbLine Advisers held 173,156 shares of NioCorp Developments worth $835K as of Q2 2026.
RhumbLine Advisers bought 49,473 NioCorp Developments shares in Q2 2026, an estimated $271K.
NioCorp Developments made up ﹤0.01% of RhumbLine Advisers's portfolio in Q2 2026, its #2434 holding.
RhumbLine Advisers first reported a position in NioCorp Developments in Q2 2023 and has held it in 10 quarters since.
210 funds tracked by Wall St. Rank held NioCorp Developments as of Q2 2026.

Based on RhumbLine Advisers's 13F filing for Q2 2026, filed 12 Aug 2026.