Insider · CIK 0001207097

STAHL MURRAY

Reports to the SEC for 6 companies · NEW YORK, NY

sec.gov

Transactions

Companies

Filings

CIK

0001207097

Summary

Murray Stahl

Updated Dec 21, 2025

Murray Stahl is Chairman, Chief Executive Officer and Chief Investment Officer of Horizon Kinetics Holding Corporation and a long‑time investment manager and co‑founder of Horizon Kinetics. He serves on multiple public company boards and manages or co‑manages a range of registered and private investment vehicles from New York.^[1]

Career Background

Co‑founder and long‑time leader of Horizon Kinetics; oversees the firm’s research and chairs its investment committee.^[2]
Chairman and Chief Executive Officer of FRMO Corp., and long‑standing portfolio manager across Horizon‑advised mutual funds and separate accounts.^[1]
President, Chief Executive Officer and Portfolio Manager of RENN Fund, Inc. (RCG); has served in leadership and portfolio roles for the Fund and related vehicles.^[1]
Earlier in his career, served as a senior portfolio manager and research analyst at Bankers Trust; holds degrees documented in regulatory filings.^[1]

Current Positions

Horizon Kinetics Holding Corporation (HKHC) — Chairman, Chief Executive Officer and Chief Investment Officer (executive leadership at the company and its asset‑management affiliates).^[1]
RENN Fund, Inc. (RCG) — President, Chief Executive Officer and Co‑Portfolio Manager (closed‑end fund leadership and portfolio oversight).^[1]
Miami International Holdings, Inc. (MIAX) — Director (serves on MIAX corporate boards and related subsidiaries).^[3]
Texas Pacific Land Corporation (TPL) — Member of the Board of Directors (public company board service noted in proxy and regulatory materials).^[1]

SEC Filing Context

Public Section 16 filings (Forms 3/4/5) and company proxy disclosures consistently list Mr. Stahl’s executive and director roles across the issuers above; filings show frequent reporting of equity transactions tied to his positions.^[1]
Filings and company disclosures identify Mr. Stahl as an owner or affiliated reporting person for horizon‑related entities and list board and officer titles for the public companies noted above.^[1]

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-04-07	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+360 sh	$3.24	+$1,166.4	160,688
2026-04-07	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+18 sh	$3.24	+$58.32	5,984
2026-04-07	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+180 sh	$3.24	+$583.2	138,108
2026-04-07	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+180 sh	$3.24	+$583.2	323,360
2026-04-07	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+296 sh	$3.24	+$959.04	367,858
2026-04-07	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+18 sh	$3.24	+$58.32	12,060
2026-04-07	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+82 sh	$3.24	+$265.68	68,598
2026-04-06	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+360 sh	$3.05	+$1,098	160,328
2026-04-06	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+18 sh	$3.05	+$54.9	5,966
2026-04-06	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+180 sh	$3.05	+$549	137,928
2026-04-06	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+180 sh	$3.05	+$549	323,180
2026-04-06	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+296 sh	$3.05	+$902.8	367,562
2026-04-06	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+18 sh	$3.05	+$54.9	12,042
2026-04-06	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+82 sh	$3.05	+$250.1	68,516
2026-04-02	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+360 sh	$3.27	+$1,177.2	159,968
2026-04-02	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+18 sh	$3.27	+$58.86	5,948
2026-04-02	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+180 sh	$3.27	+$588.6	137,748
2026-04-02	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+180 sh	$3.27	+$588.6	323,000
2026-04-02	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+296 sh	$3.27	+$967.92	367,266
2026-04-02	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+18 sh	$3.27	+$58.86	12,024
2026-04-02	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+82 sh	$3.27	+$268.14	68,434
2026-04-01	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+360 sh	$3.25	+$1,170	159,608
2026-04-01	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+18 sh	$3.25	+$58.5	5,930
2026-04-01	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+180 sh	$3.25	+$585	137,568
2026-04-01	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+180 sh	$3.25	+$585	322,820
2026-04-01	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+296 sh	$3.25	+$962	366,970
2026-04-01	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+18 sh	$3.25	+$58.5	12,006
2026-04-01	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+82 sh	$3.25	+$266.5	68,352
2026-03-31	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+360 sh	$3.24	+$1,166.4	159,248
2026-03-31	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+18 sh	$3.24	+$58.32	5,912
2026-03-31	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+180 sh	$3.24	+$583.2	137,388
2026-03-31	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+180 sh	$3.24	+$583.2	322,640
2026-03-31	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+296 sh	$3.24	+$959.04	366,674
2026-03-31	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+18 sh	$3.24	+$58.32	11,988
2026-03-31	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+82 sh	$3.24	+$265.68	68,270
2026-03-30	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+354 sh	$3.25	+$1,150.5	158,888
2026-03-30	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+18 sh	$3.25	+$58.5	5,894
2026-03-30	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+180 sh	$3.25	+$585	137,208
2026-03-30	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+180 sh	$3.25	+$585	322,460
2026-03-30	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+296 sh	$3.25	+$962	366,378
2026-03-30	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+18 sh	$3.25	+$58.5	11,970
2026-03-30	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+82 sh	$3.25	+$266.5	68,188
2026-03-27	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+360 sh	$3.25	+$1,170	158,534
2026-03-27	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+18 sh	$3.25	+$58.5	5,876
2026-03-27	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+180 sh	$3.25	+$585	137,028
2026-03-27	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+180 sh	$3.25	+$585	322,280
2026-03-27	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+296 sh	$3.25	+$962	366,082
2026-03-27	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+18 sh	$3.25	+$58.5	11,952
2026-03-27	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+82 sh	$3.25	+$266.5	68,106
2026-03-26	RCGRENN Fund, Inc.P Purchase	President/Co-Portfolio Manager, 10% Owner	PPurchase	+360 sh	$3.29	+$1,184.4	158,174

Recent filings

Accepted (ET)
Apr 94
HORIZON KINETICS ASSET MANAGEMENT LLC0001437749-26-011925
SEC(opens sec.gov)
Apr 74
STAHL MURRAY0001437749-26-011563
SEC(opens sec.gov)
Apr 64
STAHL MURRAY0001437749-26-011352
SEC(opens sec.gov)

Companies

Address

C/O HORIZON KINETICS LLC 470 PARK AVE S 8TH FL S

NEW YORK, NY, 10016