Spero Therapeutics, Inc. SPRO NASDAQ

NASDAQ Global Select • Healthcare • Biotechnology • US • USD

Spero Therapeutics, Inc. (SPRO) has 20 détenteurs institutionnels et initiés connus enregistrés. Le plus grand détenteur est GSK PLC avec 9,190,606 actions. Parmi les autres détenteurs notables Aquilo Capital, L.P. et Aquilo Capital Management, LLC.

Au cours des 12 derniers mois, les initiés ont effectué 18 transactions sur SPRO l'action — 11 achats (d'une valeur de $1.42M) et 7 ventes (d'une valeur de $335.28K). Les achats d'initiés ont dépassé les ventes durant cette période, ce qui peut signaler une confiance dans les perspectives de l'entreprise.

SPRO Participations des Initiés

Principal Actionnaire

GSK PLC

9,190,606 actions

Achats (12 mois)

$1.42M valeur

Ventes (12 mois)

$335.28K valeur

Activité de transactions (12 mois)

Acheter 61%

Vendre 39%

Principaux actionnaires initiés

#	Nom	Rôle	Actions détenues	Dernière déclaration	Taille relative
1	Gsk Plc	Director	9,190,606	2022-11-14	100%
2	Aquilo Capital, L.p.	Director	5,321,231	2022-04-28	58%
3	Aquilo Capital Management, Llc	10 Percent Owner	3,419,435	2022-09-26	37%
4	Glaxosmithkline Plc	10 Percent Owner	1,934,006	2018-07-17	21%
5	Shukla Sath	CEO & President	1,892,216	2025-02-05	21%
6	Graham Holdings Co	10 Percent Owner	1,428,094	2015-11-02	16%
7	Rajavelu Esther	See Remarks	1,012,091	2026-02-09	11%
8	Hamed Kamal	Chief Medical Officer	816,192	2024-02-05	9%
9	Keutzer Timothy	Chief Operating Officer	742,506	2026-02-09	8%
10	Mahadevia Ankit	Director	703,294	2025-09-03	8%
11	Joseph Tamara L	Chief Legal Officer	562,521	2024-02-05	6%
12	Deshpande Milind	Director	91,454	2025-06-16	1%
13	Pottage John C Jr	Director	75,000	2025-06-16	1%
14	Vink Patrick V.j.j.	Director	75,000	2025-06-16	1%
15	Tregoning Kathleen	Director	75,000	2025-06-16	1%
16	Smith Cynthia	Director	75,000	2025-06-16	1%
17	Jackson Scott Thomas	Director	75,000	2025-06-16	1%
18	Thomas Frank E	Director	75,000	2025-06-16	1%
19	Sendek Joel	Chief Financial Officer	65,000	2019-01-02	1%
20	Larkin Cristina	Chief Operating Officer	53,190	2022-02-03	1%

Transactions récentes (12 derniers mois)

Date	Nom	Rôle	Type	Actions	Prix	Valeur
2026-02-06	Rajavelu Esther	See Remarks	Vente Informative	50,816	$2.36	$119.93K
2026-02-06	Keutzer Timothy	Chief Operating Officer	Vente Informative	18,652	$2.36	$44.02K
2026-02-04	Keutzer Timothy	Chief Operating Officer	Vente Informative	3,471	$2.24	$7.78K
2026-02-03	Keutzer Timothy	Chief Operating Officer	Vente Informative	24,224	$2.14	$51.84K
2026-02-02	Keutzer Timothy	Chief Operating Officer	Attribution de RSU	137,000	$2.23	$305.51K
2026-02-02	Rajavelu Esther	See Remarks	Attribution de RSU	498,000	$2.23	$1.11M
2025-11-07	Rajavelu Esther	See Remarks	Vente Informative	40,270	$2.37	$95.44K
2025-08-28	Keutzer Timothy	Chief Operating Officer	Vente Informative	1,695	$1.97	$3.34K
2025-08-28	Mahadevia Ankit	Director	Vente Informative	6,572	$1.97	$12.95K
2025-06-12	Tregoning Kathleen	Director	Attribution de RSU	20,000	-	-
2025-06-12	Mahadevia Ankit	Director	Attribution de RSU	20,000	-	-
2025-06-12	Smith Cynthia	Director	Attribution de RSU	20,000	-	-
2025-06-12	Jackson Scott Thomas	Director	Attribution de RSU	20,000	-	-
2025-06-12	Vink Patrick V.j.j.	Director	Attribution de RSU	20,000	-	-
2025-06-12	Deshpande Milind	Director	Attribution de RSU	20,000	-	-
2025-06-12	Pottage John C Jr	Director	Attribution de RSU	20,000	-	-
2025-06-12	Thomas Frank E	Director	Attribution de RSU	20,000	-	-
2025-05-02	Rajavelu Esther	See Remarks	Attribution de RSU	185,000	-	-