SCL · Form SD · STEPAN CO

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SCL · Form SD · STEPAN CO | Signal8

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Filings				Description
GUERGuerrilla RF, Inc. Nov 6, 2026 · 9:48 PM ET 13D/A Salem Investment Partners V, SIP V Management LLC, and Badger Capital II filed a Schedule… Exhibits:EX-99.1	Nov 6, 20269:48 PM ET	13D/A	GUER Guerrilla RF, Inc.	Exhibits:EX-99.1 Salem Investment Partners V, SIP V Management LLC, and Badger Capital II filed a Schedule 13D/A on Guerrilla RF disclosing that Salem transferred 759,377 shares plus 113,757 shares…
GUERGuerrilla RF, Inc. Nov 6, 2026 · 9:46 PM ET 13D/A AMB Investments LLC and Alvin M. Bodford amended their Schedule 13D on Guerrilla RF, Inc.…	Nov 6, 20269:46 PM ET	13D/A	GUER Guerrilla RF, Inc.	AMB Investments LLC and Alvin M. Bodford amended their Schedule 13D on Guerrilla RF, Inc. to report beneficial ownership of 2,060,677 shares, or approximately 18.68% of outstanding…
LNZALanzaTech Global, Inc. Nov 6, 2026 · 9:26 PM ET 13D/A Khosla Ventures entities and Vinod Khosla filed Amendment No. 3 to their Schedule 13D on L…	Nov 6, 20269:26 PM ET	13D/A	LNZA LanzaTech Global, Inc.	Khosla Ventures entities and Vinod Khosla filed Amendment No. 3 to their Schedule 13D on LanzaTech Global, reporting aggregate beneficial ownership of 13,216,919 shares, or approxi…
RHLDResolute Holdings Management, Inc. Nov 6, 2026 · 9:00 PM ET 13D/A Tungsten ManCo Holder LLC and affiliated reporting persons filed Amendment No. 3 to their… Exhibits:EX-99	Nov 6, 20269:00 PM ET	13D/A	RHLD Resolute Holdings Management, Inc.	Exhibits:EX-99 Tungsten ManCo Holder LLC and affiliated reporting persons filed Amendment No. 3 to their Schedule 13D on Resolute Holdings Management, Inc., dated November 5, 2026. The amendment…
GPGIGPGI, Inc. Nov 6, 2026 · 9:00 PM ET 13D/A Tungsten-affiliated reporting persons filed Amendment No. 8 to their Schedule 13D on GPGI,… Exhibits:EX-99	Nov 6, 20269:00 PM ET	13D/A	GPGI GPGI, Inc.	Exhibits:EX-99 Tungsten-affiliated reporting persons filed Amendment No. 8 to their Schedule 13D on GPGI, Inc., updating ownership of Class A Common Stock as of November 6, 2026. The filing state…
SVIASilvia, Inc. Nov 6, 2026 · 8:09 PM ET 13D/A Anthony Pompliano and Professional Capital Management filed Amendment No. 5 to their Sched… Exhibits:EX-8EX-9	Nov 6, 20268:09 PM ET	13D/A	SVIA Silvia, Inc.	Exhibits:EX-8EX-9 Anthony Pompliano and Professional Capital Management filed Amendment No. 5 to their Schedule 13D on Silvia, Inc. (BRR), now reporting beneficial ownership of 15,101,020 shares, or…
BAKBRASKEM SA Nov 6, 2026 · 7:58 PM ET 13D The Carlos Slim family group, through Control Empresarial, Fundacion Carlos Slim, and Fund… Exhibits:EX-1EX-99.1	Nov 6, 20267:58 PM ET	13D	BAK BRASKEM SA	Exhibits:EX-1EX-99.1 The Carlos Slim family group, through Control Empresarial, Fundacion Carlos Slim, and Fundacion Telmex, filed a Schedule 13D disclosing beneficial ownership of approximately 22.5 m…
MCBMetropolitan Bank Holding Corp. Nov 6, 2026 · 7:25 PM ET 13D/A The Patriot Financial Group filed Amendment No. 3 to its Schedule 13D on Metropolitan Bank… Exhibits:EX-99.1	Nov 6, 20267:25 PM ET	13D/A	MCB Metropolitan Bank Holding Corp.	Exhibits:EX-99.1 The Patriot Financial Group filed Amendment No. 3 to its Schedule 13D on Metropolitan Bank Holding Corp., disclosing that its stake has been reduced to 584,946 shares, or 4.76% of…
VIRVir Biotechnology, Inc. Nov 6, 2026 · 6:55 PM ET 13D/A ARCH Venture Fund IX and ARCH Venture Fund IX Overage sold a combined 796,175 shares of Vi…	Nov 6, 20266:55 PM ET	13D/A	VIR Vir Biotechnology, Inc.	ARCH Venture Fund IX and ARCH Venture Fund IX Overage sold a combined 796,175 shares of Vir Biotechnology common stock between November 3 and November 5, 2026, at weighted average…
TGEGeneration Essentials Group Nov 6, 2026 · 6:43 PM ET 13D AMTD Group, AMTD IDEA Group and AMTD Digital filed a Schedule 13D disclosing beneficial ow… Exhibits:EX-99.1EX-99.2+1	Nov 6, 20266:43 PM ET	13D	TGE Generation Essentials Group	Exhibits:EX-99.1EX-99.2+1 AMTD Group, AMTD IDEA Group and AMTD Digital filed a Schedule 13D disclosing beneficial ownership of 95.7% of The Generation Essentials Group's Class A ordinary shares, up from a p…
ASPEAspen Neuroscience, Inc. Nov 6, 2026 · 6:38 PM ET 13D OrbiMed Advisors LLC and OrbiMed Capital GP VII LLC filed a Schedule 13D disclosing benefi… Exhibits:EX-99.1	Nov 6, 20266:38 PM ET	13D	ASPE Aspen Neuroscience, Inc.	Exhibits:EX-99.1 OrbiMed Advisors LLC and OrbiMed Capital GP VII LLC filed a Schedule 13D disclosing beneficial ownership of 3,589,132 shares of Aspen Neuroscience common stock, approximately 12.3%…
MDGLMADRIGAL PHARMACEUTICALS, INC. Nov 6, 2026 · 6:15 PM ET 13D/A Baker Bros. Advisors LP and related reporting persons (including Chairman Julian C. Baker… Exhibits:EX-99.1EX-99.2	Nov 6, 20266:15 PM ET	13D/A	MDGL MADRIGAL PHARMACEUTICALS, INC.	Exhibits:EX-99.1EX-99.2 Baker Bros. Advisors LP and related reporting persons (including Chairman Julian C. Baker and Felix J. Baker) filed Amendment No. 5 to their Schedule 13D on Madrigal Pharmaceutical…
NRCNRC HEALTH Nov 6, 2026 · 6:11 PM ET 13D/A Common Property Trust, affiliated LLCs, Patrick Beans, and NRC Health Chairman Michael D.…	Nov 6, 20266:11 PM ET	13D/A	NRC NRC HEALTH	Common Property Trust, affiliated LLCs, Patrick Beans, and NRC Health Chairman Michael D. Hays filed Amendment No. 5 to their Schedule 13D on NRC Health common stock, updating bene…
HCAHCA Healthcare, Inc. Nov 6, 2026 · 6:01 PM ET 13D/A The Frist family reporting group filed Amendment No. 1 to its Schedule 13D on HCA Healthca…	Nov 6, 20266:01 PM ET	13D/A	HCA HCA Healthcare, Inc.	The Frist family reporting group filed Amendment No. 1 to its Schedule 13D on HCA Healthcare, restating beneficial ownership figures. Frisco Holding II holds 38.9 million shares (1…
PONOPono Capital Four, Inc. Nov 6, 2026 · 5:30 PM ET 425Pono Capital Four, the SPAC pursuing a merger with satellite company Blackstar Orbital Tec… Exhibits:EX-2.1	Nov 6, 20265:30 PM ET	425	PONO Pono Capital Four, Inc.	Exhibits:EX-2.1 Pono Capital Four, the SPAC pursuing a merger with satellite company Blackstar Orbital Technologies, agreed on November 5, 2026 to slash the deal's Base Purchase Price from $380 mi…
PONOPono Capital Four, Inc. Nov 6, 2026 · 5:30 PM ET 8-K Pono Capital Four entered a First Amendment to its Merger Agreement with Blackstar Orbital… 1.01Material agreement9.01ExhibitsExhibits:EX-2.1	Nov 6, 20265:30 PM ET	8-K	PONO Pono Capital Four, Inc.	1.01Material agreement9.01ExhibitsExhibits:EX-2.1 Pono Capital Four entered a First Amendment to its Merger Agreement with Blackstar Orbital Technologies on November 5, 2026, cutting the Base Purchase Price from $380 million to $2…
HHyatt Hotels Corp Nov 6, 2026 · 5:30 PM ET 13D/A The Pritzker family group filed Amendment No. 6 to its 2010 Schedule 13D on Hyatt Hotels C…	Nov 6, 20265:30 PM ET	13D/A	H Hyatt Hotels Corp	The Pritzker family group filed Amendment No. 6 to its 2010 Schedule 13D on Hyatt Hotels Corporation, disclosing that as of November 4, 2026 the group beneficially owns 766,775 Cla…
XHLDTEN Holdings, Inc. Nov 6, 2026 · 5:29 PM ET 8-K TEN Holdings reported Q3 2026 revenue of $640,000, up 17.9% year over year, but its net lo… 2.02Results of operations9.01ExhibitsExhibits:EX-99.1	Nov 6, 20265:29 PM ET	8-K	XHLD TEN Holdings, Inc.	2.02Results of operations9.01ExhibitsExhibits:EX-99.1 TEN Holdings reported Q3 2026 revenue of $640,000, up 17.9% year over year, but its net loss widened 87.9% to $3.73 million, or $(0.31) per share, driven by a $1.8 million write-of…
BIAFbioAffinity Technologies, Inc. Nov 6, 2026 · 5:28 PM ET 8-K bioAffinity Technologies reported Q3 2026 revenue of approximately $1.1 million, down abou… 2.02Results of operations9.01ExhibitsExhibits:EX-99.1	Nov 6, 20265:28 PM ET	8-K	BIAF bioAffinity Technologies, Inc.	2.02Results of operations9.01ExhibitsExhibits:EX-99.1 bioAffinity Technologies reported Q3 2026 revenue of approximately $1.1 million, down about 26% from $1.4 million a year earlier, citing lower average reimbursement per CyPath Lung…
RLYBRallybio Corp Nov 6, 2026 · 5:28 PM ET 425Rallybio announced that the closing of its merger with Avenzo Therapeutics, previously sch…	Nov 6, 20265:28 PM ET	425	RLYB Rallybio Corp	Rallybio announced that the closing of its merger with Avenzo Therapeutics, previously scheduled for November 6, 2026, has been postponed because certain conditions related to post…

Searching Signal8’s SEC filing archive — filings from Oct 2021 onward.

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