SPRO- Spero Therapeutics, Inc.

Name: Spero Therapeutics, Inc. Insider Trading Data
Creator: U.S. Securities and Exchange Commission
License: https://www.sec.gov/privacy#accessibility

Spero Therapeutics, Inc. (SPRO) has 10 insiders with recent SEC Form 4 filings, including 14 buys and 1 sell. SPRO is classified in the Biotechnology industry within the Health Care sector.

Insider Ownership

Role	Insider	Shares	Value	30d
Other	Rajavelu Esther	986.9K	$2.53M	-25,240
COO	Keutzer Timothy	742.5K	$1.90M	-
Dir	Mahadevia Ankit	703.3K	$1.80M	-
Dir	Deshpande Milind	91.5K	$234.1K	-
Dir	Tregoning Kathleen	75.0K	$192.0K	-

Activity

Buys and sells only

Transactions

10 filings · page 5

Date	Insider	Role	Type	Shares	Price	Value	Chg%	3M	12M
Jan 18, 2022	Aquilo Capital Management, LLC	10% Owner	Buy	48,488	$12.41	$601,963.97	+1.0%	-54.5%	-84.9%
Jan 10, 2022	Aquilo Capital Management, LLC	10% Owner	Buy	8,867	$12.93	$114,608.64	+0.2%	-48.7%	-85.7%
Dec 31, 2021	Aquilo Capital Management, LLC	10% Owner	Buy	250,493	$15.42	$3,862,897.82	+1.7%	-45.7%	-89.2%
Dec 27, 2021	Mahadevia Ankit58	CEO And President	Sale+OE	8,000	$14.58	$116,666.40	-5.3%	-45.1%	-89.2%
Oct 29, 2021	Aquilo Capital Management, LLC	10% Owner	Buy	150,000	$17.53	$2,630,175.00	+3.3%	-35.1%	-88.8%
Sep 30, 2021	Aquilo Capital Management, LLC	10% Owner	Buy	134,543	$18.65	$2,509,173.13	+3.0%	-17.2%	-89.1%
Sep 14, 2021	Aquilo Capital Management, LLC	10% Owner	Buy	46,366	$18.56	$860,547.07	+0.5%	-26.4%	-95.0%
Sep 9, 2021	Aquilo Capital Management, LLC	10% Owner	Buy	24,749	$18.50	$457,792.15	+0.6%	-24.1%	-93.9%
Aug 31, 2021	Aquilo Capital Management, LLC	10% Owner	Buy	92,687	$18.42	$1,707,518.91	+1.1%	-25.1%	-95.8%
Aug 27, 2021	Aquilo Capital Management, LLC	10% Owner	Buy	36,939	$16.67	$615,853.58	+0.4%	-10.9%	-94.7%

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Insider	Role	Shares	Value	Buys	Sells

Date	Ticker	Insider	Role	Type	Shares	Price	Value	Chg%	SEC