Altimmune, Inc. ALT (last ticker on record)

CIK 1326190Its SEC filings (opens in a new tab)

Delisting notice (not a red flag)
95% wipeout

These figures describe clients, not conduct. A lawyer or firm can serve many companies that later had trouble for reasons that have nothing to do with their work, and nothing here says any lawyer or firm did anything wrong.

Red flags: 1; Newest began Jul 2018
Largest fall in its shares: 99%; May 2017 to Nov 2019
Law firms: 39; Linked to 5 or more companies
Lawyers: 15; Linked to 5 or more companies

What happened

Jul 17, 2018Shares down 95% from their high
May 8, 2017Delisting notice (Item 3.01)Form 8-K (opens in a new tab)

An SEC release can name a company’s officer, or its stock as what a scheme sold or moved, so the company may be the victim. Each link goes to what to read.

Law firms

The ratios are about all the companies linked to each one, this one included: how many had that outcome, as a multiple of what comparable companies show. 1.00 means no more than expected.

Law firms linked to this company
Name	First linked	How it is known	Linked companies	SEC/DOJ scrutiny	Went dark	95% wipeout
Goodwin Procter	Aug 2019	Named in SEC correspondence	1,221	0.79	0.31	1.17
Proskauer Rose	Feb 2017	Named in SEC correspondence	492	1.15	0.48	1.08
Morrison & Foerster	Oct 2013	Named in a filing	825	1.17	0.55	1.15
Dentons US LLP	Sep 2013	Named in SEC correspondence	102	0.91	0.40	1.48
SNR Denton US LLP	Nov 2010	Named in a filing	28	0.29	0.00	1.92
McCarter & English	Oct 2007	Named in SEC correspondence	141	1.18	0.69	0.78
Sonnenschein Nath & Rosenthal	Jun 2005	Named in SEC correspondence	160	1.08	0.56	1.23
Ellenoff Grossman & Schole LLP	May 2005	Named in SEC correspondence	963	0.96	1.12	1.21
Duane Morris	Feb 2025	Text search only	413	0.76	1.28	1.06
Reed Smith	May 2014	Text search only	487	1.15	0.77	1.13
Edwards Angell Palmer & Dodge	Nov 2009	Text search only	76	0.83	0.66	1.38
Latham & Watkins LLP	Nov 2009	Text search only	2,667	0.98	0.31	1.10
Benesch Friedlander Coplan & Aronoff	Jun 2005	Text search only	55	1.15	0.77	1.31
Bingham McCutchen	Jun 2005	Text search only	291	0.94	0.38	1.06
Blank Rome	Jun 2005	Text search only	348	1.04	0.79	1.36
Cooley LLP	Jun 2005	Text search only	1,634	0.71	0.44	1.24
Davis & Gilbert	Jun 2005	Text search only	20	1.52	0.58	1.52
Dechert LLP	Jun 2005	Text search only	434	0.84	0.41	0.96
Dilworth Paxson LLP	Jun 2005	Text search only	25	0.96	1.58	1.04
Eaton & Van Winkle LLP	Jun 2005	Text search only	49	0.35	1.45	1.17
Foley & Lardner	Jun 2005	Text search only	498	1.00	0.71	1.02
Gersten Savage LLP	Jun 2005	Text search only	137	1.20	1.38	1.22
Graubard Miller	Jun 2005	Text search only	418	0.92	0.75	1.16
Greenberg Traurig	Jun 2005	Text search only	1,223	1.01	1.03	1.10
Gusrae Kaplan & Bruno	Jun 2005	Text search only	76	0.60	1.31	0.89
Jenkens & Gilchrist	Jun 2005	Text search only	279	1.12	0.71	1.11
Klehr Harrison Harvey Branzburg LLP	Jun 2005	Text search only	37	0.37	0.29	1.34
Kramer Levin Naftalis	Jun 2005	Text search only	304	0.95	0.68	1.16
Littman Krooks	Jun 2005	Text search only	32	0.88	0.65	2.07
Loeb & Loeb LLP	Jun 2005	Text search only	838	0.92	0.99	1.10
McDermott Will & Emery	Jun 2005	Text search only	562	0.97	0.60	1.14
Meister Seelig & Fein	Jun 2005	Text search only	24	0.38	0.00	1.32
Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C.	Jun 2005	Text search only	567	0.92	0.60	1.20
Olshan Frome Wolosky LLP	Jun 2005	Text search only	390	1.38	0.86	1.22
Patton Boggs	Jun 2005	Text search only	186	0.92	0.76	1.35
Seyfarth Shaw	Jun 2005	Text search only	102	1.57	1.38	1.25
Squire Sanders (US)	Jun 2005	Text search only	199	0.88	0.98	1.13
Sutherland Asbill & Brennan	Jun 2005	Text search only	130	0.94	0.16	0.77
Venable LLP	Jun 2005	Text search only	506	0.79	0.38	0.73

Lawyers

The ratios are about all the companies linked to each one, this one included: how many had that outcome, as a multiple of what comparable companies show. 1.00 means no more than expected.

Lawyers linked to this company
Name	First linked	How it is known	Linked companies	SEC/DOJ scrutiny	Went dark	95% wipeout
Justin AnslowSheppard Mullin	Mar 2025	Named in SEC correspondence	13	1.53	0.00	0.88
Joseph C. Theis Jr.Goodwin Procter	Aug 2019	Named in SEC correspondence	31	1.01	0.00	1.01
Stuart BressmanProskauer Rose	Jul 2018	Named in SEC correspondence	15	0.95	0.00	1.13
Ilan KatzDentons US LLP	Feb 2017	Named in a filing	14	0.90	0.00	1.37
Ori SolomonProskauer Rose	Feb 2017	Named in SEC correspondence	20	0.75	0.00	1.31
Roland S. ChaseSNR Denton US LLP	Nov 2009	Named in SEC correspondence	14	0.00	0.00	1.20
Brian C. DaughneyBecker & Poliakoff LLP	Apr 2007	Named in SEC correspondence	37	1.25	1.71	1.58
Jeffrey A. BaumelDentons US LLP	Apr 2007	Named in SEC correspondence	31	1.03	0.41	1.33
Steven M. SkolnickLowenstein Sandler	May 2005	Named in SEC correspondence	69	1.23	1.18	1.36
Stuart NeuhauserEllenoff Grossman & Schole LLP	May 2005	Named in SEC correspondence	416	0.78	0.42	1.04
Daniel I. GoldbergCooley LLP	Feb 2025	Text search only	184	0.64	0.00	1.03
Seo SalimiGoodwin Procter	Aug 2019	Text search only	56	0.28	0.00	1.21
Michele F. VaillantMcCarter & English	May 2008	Text search only	9	1.04	0.00	0.68
Michael A. MiduraEllenoff Grossman & Schole LLP	Jul 2005	Text search only	7	2.71	0.00	2.06
Barry I. GrossmanEllenoff Grossman & Schole LLP	Jun 2005	Text search only	187	0.98	1.25	1.32