Renaissance Technologies Llc

13F Holdings History for FONAR CORP - Common Stock, $.0001 par value (FONR)

Symbol: FONR on Nasdaq
Investment type: Equity / Common Stock, $.0001 par value
Latest Disclosed Ownership: 309K shares
Security Ownership: 4.97%

Shares, Excluding Options vs Price

Value, Excluding Options

Renaissance Technologies LLC ownership in FONAR CORP Common Stock, $.0001 par value (FONR)

2025-11-13 - Renaissance Technologies LLC has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 309K shares of FONAR CORP Common Stock, $.0001 par value (FONR). This represents 4.97% percent ownership of the company. In their previous filing dated 2025-08-13, RENAISSANCE TECHNOLOGIES LLC had reported owning 316K shares, indicating a decrease of -2.19% percent.

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filed at
Renaissance Technologies LLC	4.97%	-2.4%	$4.65M	309K	-6,900	-2.19%	$15.06	13G/A	9/30/2025	13 Nov 2025 14:28:06
Renaissance Technologies LLC	5.09%	+3.8%	$4.77M	316K	+11,100	+3.65%	$15.11	13G	5/19/2025	13 Aug 2025 16:08:02
Renaissance Technologies LLC	4.9%	-7.4%	$3.76M	304K	-29,100	-8.73%	$12.36	13G/A	3/31/2025	14 May 2025 15:27:40
Renaissance Technologies LLC	5.27%		$4.12M	334K			$12.36	13G	4/15/2024	13 Nov 2024 14:40:09

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
9/30/2025	0.01%	0%	$4.65M	309K	-6,900	-2.19%	$15.06	Q3 2025
6/30/2025	0.01%	+0%	$4.72M	316K	+11,100	+3.65%	$14.96	Q2 2025
3/31/2025	0.01%	0%	$4.26M	304K	-9,300		$14.01	Q1 2025
12/31/2024	0.01%	0%	$4.75M	314K	-19,800	-5.94%	$15.14	Q4 2024
9/30/2024	0.01%	0%	$5.4M	334K	-10,700	-3.11%	$16.19	Q3 2024
6/30/2024	0.01%	+0%	$5.51M	344K	+35,375	+11.5%	$16.00	Q2 2024
3/31/2024	0.01%	+0%	$6.6M	309K	+5,704	+1.88%	$21.36	Q1 2024
12/31/2023	0.01%	0%	$5.93M	303K	-4,779	-1.55%	$19.56	Q4 2023
9/30/2023	0.01%	0%	$4.74M	308K	-11,700	-3.66%	$15.40	Q3 2023
6/30/2023	0.01%	0%	$5.47M	320K	-9,200	-2.8%	$17.10	Q2 2023
3/31/2023	0.01%	0%	$5.33M	329K	-9,600	-2.84%	$16.20	Q1 2023
12/31/2022	0.01%	0%	$5.67M	338K	-7,200	-2.08%	$16.75	Q4 2022
9/30/2022	0.01%	0%	$4.89M	346K	-37,100	-9.69%	$14.15^*	Q3 2022
6/30/2022	0.01%	0%	$5.81M	383K	-3,400	-0.88%	$15.19	Q2 2022
3/31/2022	0.01%	0%	$7.16M	386K	-18,500	-4.57%	$18.55	Q1 2022
12/31/2021	0.01%	0%	$6.06M	405K	-27,200	-6.3%	$14.98	Q4 2021
9/30/2021	0.01%	0%	$6.68M	432K	-58,000	-11.8%	$15.46	Q3 2021
6/30/2021	0.01%	0%	$8.66M	490K	-3,000	-0.61%	$17.68	Q2 2021
3/31/2021	0.01%	0%	$8.92M	493K	-300	-0.06%	$18.09	Q1 2021
12/31/2020	0.01%	+0%	$8.56M	493K	+40,400	+8.92%	$17.36	Q4 2020
9/30/2020	0.01%	0%	$9.45M	453K	-22,775	-4.79%	$20.88	Q3 2020
6/30/2020	0.01%	0%	$10.2M	475K	-33,725	-6.62%	$21.37	Q2 2020
3/31/2020	0.01%	0%	$7.45M	509K	-35,500	-6.52%	$14.62	Q1 2020
12/31/2019	0.01%	+0%	$10.7M	545K	+13,064	+2.46%	$19.69	Q4 2019
9/30/2019	0.01%	+0%	$11M	532K	+13,436	+2.59%	$20.67	Q3 2019
6/30/2019	0.01%	+0%	$11.1M	518K	+21,000	+4.22%	$21.51	Q2 2019
3/31/2019	0.01%	+0%	$10.2M	497K	+5,700	+1.16%	$20.47	Q1 2019
12/31/2018	0.01%	0%	$9.95M	492K	-3,700	-0.75%	$20.24	Q4 2018
9/30/2018	0.01%	+0%	$12.3M	495K	+49,000	+11%	$24.90	Q3 2018
6/30/2018	0.01%	0%	$11.8M	446K	-2,104	-0.47%	$26.55	Q2 2018
3/31/2018	0.01%	0%	$13.4M	448K	-15,296	-3.3%	$29.80	Q1 2018
12/31/2017	0.01%	+0%	$11.3M	464K	+7,000	+1.53%	$24.35	Q4 2017
9/30/2017	0.02%	0%	$13.9M	457K	-607	-0.13%	$30.50	Q3 2017
6/30/2017	0.02%	0%	$12.7M	457K	-19,493	-4.09%	$27.75	Q2 2017
3/31/2017	0.01%	0%	$8.37M	477K	-3,738	-0.78%	$17.55	Q1 2017
12/31/2016	0.01%	+0%	$9.2M	480K	+20,638	+4.49%	$19.15	Q4 2016
9/30/2016	0.02%	+0%	$9.45M	460K	+73,600	+19.1%	$20.54	Q3 2016
6/30/2016	0.01%	+0%	$7.86M	386K	+80,500	+26.3%	$20.36	Q2 2016
3/31/2016	0.01%	+0%	$4.7M	306K	+14,800	+5.09%	$15.38	Q1 2016
12/31/2015	0.01%	+0%	$5.02M	291K	+72,200	+33%	$17.26	Q4 2015
9/30/2015	0.01%	0%	$2.93M	219K	-31,926	-12.7%	$13.41	Q3 2015
6/30/2015	0.01%	+0%	$2.65M	251K	+5,124	+2.09%	$10.58	Q2 2015
3/31/2015	0.01%	+0%	$3.2M	246K	+9,865	+4.19%	$13.04	Q1 2015
12/31/2014	0.01%	0%	$2.45M	236K	-23,611	-9.11%	$10.40	Q4 2014
9/30/2014	0.01%	0%	$2.85M	259K	-26,877	-9.39%	$11.01	Q3 2014
6/30/2014	0.01%	0%	$3.49M	286K	-91,375	-24.2%	$12.20	Q2 2014
3/31/2014	0.02%	-0.01%	$6.64M	378K	-148,800	-28.3%	$17.58	Q1 2014
12/31/2013	0.03%		$11.2M	526K			$21.21	Q4 2013

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.