How many shares of REFR does NORTHERN TRUST CORP own?

As of 2026-Q1, NORTHERN TRUST CORP holds 52,630 shares of REFR (RESEARCH FRONTIERS INC).

What is NORTHERN TRUST CORP's REFR position worth?

As of 2026-Q1, NORTHERN TRUST CORP's REFR position is worth $48,420.

Based on available 13F filings, NORTHERN TRUST CORP first reported a position in REFR in 2019-Q1. They have held the position across 29 quarters.

Position history for NORTHERN TRUST CORP's holdings in RESEARCH FRONTIERS INC

Current Value

$48,420

Current Shares

52,630

Total Value Change

-$40,580

Total Shares Change

+11,500

Quarter-by-Quarter History

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q1 Latest	Unchanged	52,630	0.0%	$48,420	0.0%	$1.01	0
2025-Q4	Increased	52,630	+1.4%	$68,945	0.0%	$1.32	15
2025-Q3	Unchanged	51,894	0.0%	$82,511	0.0%	$1.51	0
2025-Q2	Unchanged	51,894	0.0%	$85,106	0.0%	$1.65	0
2025-Q1	Unchanged	51,894	0.0%	$58,640	0.0%	$1.14	0
2024-Q4	Decreased	51,894	-2.3%	$88,739	0.0%	$1.70	0
2024-Q3	Decreased	53,121	-1.4%	$116,335	0.0%	$2.23	0
2024-Q2	Decreased	53,893	-0.2%	$99,163	0.0%	$1.84	0
2024-Q1	Unchanged	54,004	0.0%	$70,205	0.0%	$1.30	0
2023-Q4	Decreased	54,004	-5.7%	$54,544	0.0%	$1.01	0
2023-Q3	Unchanged	57,278	0.0%	$61,860	0.0%	$1.08	0
2023-Q2	Decreased	57,278	-0.3%	$91,645	0.0%	$1.64	0
2023-Q1	Increased	57,458	+8.0%	$98,253	0.0%	$1.71	16
2022-Q4	Unchanged	53,182	0.0%	$101,578	0.0%	$1.91	0
2022-Q3	Unchanged	53,182	0.0%	$113,000	0.0%	$2.17	0
2022-Q2	Decreased	53,182	-5.4%	$93,000	0.0%	$1.71	0
2022-Q1	Unchanged	56,231	0.0%	$108,000	0.0%	$1.94	0
2021-Q4	Decreased	56,231	-0.2%	$97,000	0.0%	$1.74	0
2021-Q3	Unchanged	56,348	0.0%	$144,000	0.0%	$2.52	0
2021-Q2	Decreased	56,348	-80.3%	$134,000	0.0%	$2.34	0
2021-Q1	Decreased	286,026	-8.1%	$813,000	0.0%	$2.71	0
2020-Q4	Increased	311,313	+0.6%	$875,000	0.0%	$2.82	25
2020-Q3	Increased	309,420	+173.2%	$835,000	0.0%	$2.81	40
2020-Q2	Increased	113,273	+88.8%	$461,000	0.0%	$3.81	38
2020-Q1	Decreased	59,992	-0.6%	$141,000	0.0%	$2.47	0
2019-Q4	Increased	60,329	+8.4%	$182,000	0.0%	$3.10	17
2019-Q3	Increased	55,659	+43.0%	$178,000	0.0%	$3.40	21
2019-Q2	Decreased	38,915	-5.4%	$129,000	0.0%	$3.33	0
2019-Q1	New	41,130	-	$89,000	0.0%	$2.16	33